Adding upstream version 4:24.2.0.upstream/4%24.2.0

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

14 files changed, 7944 insertions, 0 deletions

diff --git a/oox/source/ole/axbinaryreader.cxx b/oox/source/ole/axbinaryreader.cxx
new file mode 100644
index 0000000000..6467e51bc0
--- /dev/null
+++ b/oox/source/ole/axbinaryreader.cxx
@@ -0,0 +1,291 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <oox/ole/axbinaryreader.hxx>
+
+#include <oox/ole/axfontdata.hxx>
+#include <oox/ole/olehelper.hxx>
+
+#include <osl/diagnose.h>
+
+namespace oox::ole {
+
+namespace {
+
+const sal_uInt32 AX_STRING_SIZEMASK         = 0x7FFFFFFF;
+const sal_uInt32 AX_STRING_COMPRESSED       = 0x80000000;
+
+} // namespace
+
+AxAlignedInputStream::AxAlignedInputStream( BinaryInputStream& rInStrm ) :
+    BinaryStreamBase( false ),
+    mpInStrm( &rInStrm ),
+    mnStrmPos( 0 ),
+    mnStrmSize( rInStrm.getRemaining() )
+{
+    mbEof = mbEof || rInStrm.isEof();
+}
+
+sal_Int64 AxAlignedInputStream::size() const
+{
+    return mpInStrm ? mnStrmSize : -1;
+}
+
+sal_Int64 AxAlignedInputStream::tell() const
+{
+    return mpInStrm ? mnStrmPos : -1;
+}
+
+void AxAlignedInputStream::seek( sal_Int64 nPos )
+{
+    mbEof = mbEof || (nPos < mnStrmPos);
+    if( !mbEof )
+        skip( static_cast< sal_Int32 >( nPos - mnStrmPos ) );
+}
+
+void AxAlignedInputStream::close()
+{
+    mpInStrm = nullptr;
+    mbEof = true;
+}
+
+sal_Int32 AxAlignedInputStream::readData( StreamDataSequence& orData, sal_Int32 nBytes, size_t nAtomSize )
+{
+    sal_Int32 nReadSize = 0;
+    if( !mbEof )
+    {
+        nReadSize = mpInStrm->readData( orData, nBytes, nAtomSize );
+        mnStrmPos += nReadSize;
+        mbEof = mpInStrm->isEof();
+    }
+    return nReadSize;
+}
+
+sal_Int32 AxAlignedInputStream::readMemory( void* opMem, sal_Int32 nBytes, size_t nAtomSize )
+{
+    sal_Int32 nReadSize = 0;
+    if( !mbEof )
+    {
+        nReadSize = mpInStrm->readMemory( opMem, nBytes, nAtomSize );
+        mnStrmPos += nReadSize;
+        mbEof = mpInStrm->isEof();
+    }
+    return nReadSize;
+}
+
+void AxAlignedInputStream::skip( sal_Int32 nBytes, size_t nAtomSize )
+{
+    if( !mbEof )
+    {
+        mpInStrm->skip( nBytes, nAtomSize );
+        mnStrmPos += nBytes;
+        mbEof = mpInStrm->isEof();
+    }
+}
+
+void AxAlignedInputStream::align( size_t nSize )
+{
+    skip( static_cast< sal_Int32 >( (nSize - (mnStrmPos % nSize)) % nSize ) );
+}
+
+namespace {
+
+bool lclReadString( AxAlignedInputStream& rInStrm, OUString& rValue, sal_uInt32 nSize, bool bArrayString )
+{
+    bool bCompressed = getFlag( nSize, AX_STRING_COMPRESSED );
+    sal_uInt32 nBufSize = nSize & AX_STRING_SIZEMASK;
+    // Unicode: simple strings store byte count, array strings store char count
+    sal_Int32 nChars = static_cast< sal_Int32 >( nBufSize / ((bCompressed || bArrayString) ? 1 : 2) );
+    bool bValidChars = nChars <= 65536;
+    OSL_ENSURE( bValidChars, "lclReadString - string too long" );
+    sal_Int64 nEndPos = rInStrm.tell() + nChars * (bCompressed ? 1 : 2);
+    nChars = ::std::min< sal_Int32 >( nChars, 65536 );
+    rValue = rInStrm.readCompressedUnicodeArray( nChars, bCompressed );
+    rInStrm.seek( nEndPos );
+    return bValidChars;
+}
+
+} // namespace
+
+AxBinaryPropertyReader::ComplexProperty::~ComplexProperty()
+{
+}
+
+bool AxBinaryPropertyReader::PairProperty::readProperty( AxAlignedInputStream& rInStrm )
+{
+    mrPairData.first = rInStrm.readInt32();
+    mrPairData.second = rInStrm.readInt32();
+    return true;
+}
+
+bool AxBinaryPropertyReader::StringProperty::readProperty( AxAlignedInputStream& rInStrm )
+{
+    return lclReadString( rInStrm, mrValue, mnSize, false );
+}
+
+bool AxBinaryPropertyReader::ArrayStringProperty::readProperty( AxAlignedInputStream& rInStrm )
+{
+    sal_Int64 nEndPos = rInStrm.tell() + mnSize;
+    while( rInStrm.tell() < nEndPos )
+    {
+        OUString aString;
+        if( !lclReadString( rInStrm, aString, rInStrm.readuInt32(), true ) )
+            return false;
+        mrArray.push_back( aString );
+        // every array string is aligned on 4 byte boundaries
+        rInStrm.align( 4 );
+    }
+    return true;
+}
+
+bool AxBinaryPropertyReader::GuidProperty::readProperty( AxAlignedInputStream& rInStrm )
+{
+    mrGuid = OleHelper::importGuid( rInStrm );
+    return true;
+}
+
+bool AxBinaryPropertyReader::FontProperty::readProperty( AxAlignedInputStream& rInStrm )
+{
+    return mrFontData.importGuidAndFont( rInStrm );
+}
+
+bool AxBinaryPropertyReader::PictureProperty::readProperty( AxAlignedInputStream& rInStrm )
+{
+    return OleHelper::importStdPic( mrPicData, rInStrm );
+}
+
+AxBinaryPropertyReader::AxBinaryPropertyReader( BinaryInputStream& rInStrm, bool b64BitPropFlags ) :
+    maInStrm( rInStrm ),
+    mbValid( true )
+{
+    // version and size of property block
+    maInStrm.skip( 2 );
+    sal_uInt16 nBlockSize = maInStrm.readuInt16();
+    mnPropsEnd = maInStrm.tell() + nBlockSize;
+    // flagfield containing existing properties
+    if( b64BitPropFlags )
+        mnPropFlags = maInStrm.readInt64();
+    else
+        mnPropFlags = maInStrm.readuInt32();
+    mnNextProp = 1;
+}
+
+void AxBinaryPropertyReader::readBoolProperty( bool& orbValue, bool bReverse )
+{
+    // there is no data, the boolean value is equivalent to the property flag itself
+    orbValue = startNextProperty() != bReverse;
+}
+
+void AxBinaryPropertyReader::readPairProperty( AxPairData& orPairData )
+{
+    if( startNextProperty() )
+        maLargeProps.push_back( ComplexPropVector::value_type( std::make_shared<PairProperty>( orPairData ) ) );
+}
+
+void AxBinaryPropertyReader::readStringProperty( OUString& orValue )
+{
+    if( startNextProperty() )
+    {
+        sal_uInt32 nSize = maInStrm.readAligned< sal_uInt32 >();
+        maLargeProps.push_back( ComplexPropVector::value_type( std::make_shared<StringProperty>( orValue, nSize ) ) );
+    }
+}
+
+void AxBinaryPropertyReader::readArrayStringProperty( std::vector<OUString>& orValue )
+{
+    if( startNextProperty() )
+    {
+        sal_uInt32 nSize = maInStrm.readAligned< sal_uInt32 >();
+        maLargeProps.push_back( ComplexPropVector::value_type( std::make_shared<ArrayStringProperty>( orValue, nSize ) ) );
+    }
+}
+
+void AxBinaryPropertyReader::readGuidProperty( OUString& orGuid )
+{
+    if( startNextProperty() )
+        maLargeProps.push_back( ComplexPropVector::value_type( std::make_shared<GuidProperty>( orGuid ) ) );
+}
+
+void AxBinaryPropertyReader::readFontProperty( AxFontData& orFontData )
+{
+    if( startNextProperty() )
+    {
+        sal_Int16 nData = maInStrm.readAligned< sal_Int16 >();
+        if( ensureValid( nData == -1 ) )
+            maStreamProps.push_back( ComplexPropVector::value_type( std::make_shared<FontProperty>( orFontData ) ) );
+    }
+}
+
+void AxBinaryPropertyReader::readPictureProperty( StreamDataSequence& orPicData )
+{
+    if( startNextProperty() )
+    {
+        sal_Int16 nData = maInStrm.readAligned< sal_Int16 >();
+        if( ensureValid( nData == -1 ) )
+            maStreamProps.push_back( ComplexPropVector::value_type( std::make_shared<PictureProperty>( orPicData ) ) );
+    }
+}
+
+bool AxBinaryPropertyReader::finalizeImport()
+{
+    // read large properties
+    maInStrm.align( 4 );
+    if( ensureValid( mnPropFlags == 0 ) )
+    {
+        for (auto const& largeProp : maLargeProps)
+        {
+            if (!ensureValid())
+                break;
+            ensureValid( largeProp->readProperty( maInStrm ) );
+            maInStrm.align( 4 );
+        }
+    }
+    maInStrm.seek( mnPropsEnd );
+
+    // read stream properties (no stream alignment between properties!)
+    if( ensureValid() )
+    {
+        for (auto const& streamProp : maStreamProps)
+        {
+            if (!ensureValid())
+                break;
+            ensureValid( streamProp->readProperty( maInStrm ) );
+        }
+    }
+
+    return mbValid;
+}
+
+bool AxBinaryPropertyReader::ensureValid( bool bCondition )
+{
+    mbValid = mbValid && bCondition && !maInStrm.isEof();
+    return mbValid;
+}
+
+bool AxBinaryPropertyReader::startNextProperty()
+{
+    bool bHasProp = getFlag( mnPropFlags, mnNextProp );
+    setFlag( mnPropFlags, mnNextProp, false );
+    mnNextProp <<= 1;
+    return ensureValid() && bHasProp;
+}
+
+} // namespace oox::ole
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/oox/source/ole/axbinarywriter.cxx b/oox/source/ole/axbinarywriter.cxx
new file mode 100644
index 0000000000..b9c4b66bec
--- /dev/null
+++ b/oox/source/ole/axbinarywriter.cxx
@@ -0,0 +1,201 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+#include <oox/ole/axbinarywriter.hxx>
+
+namespace oox::ole {
+
+namespace {
+
+const sal_uInt32 AX_STRING_COMPRESSED       = 0x80000000;
+
+} // namespace
+
+AxAlignedOutputStream::AxAlignedOutputStream( BinaryOutputStream& rOutStrm ) :
+    BinaryStreamBase( false ),
+    mpOutStrm( &rOutStrm ),
+    mnStrmPos( 0 ),
+    mnStrmSize( rOutStrm.getRemaining() ),
+    mnWrappedBeginPos( rOutStrm.tell() )
+{
+    mbEof = mbEof || rOutStrm.isEof();
+}
+
+sal_Int64 AxAlignedOutputStream::size() const
+{
+    return mpOutStrm ? mnStrmSize : -1;
+}
+
+sal_Int64 AxAlignedOutputStream::tell() const
+{
+    return mpOutStrm ? mnStrmPos : -1;
+}
+
+void AxAlignedOutputStream::seek( sal_Int64 nPos )
+{
+    mbEof = (nPos < 0);
+    if( !mbEof )
+    {
+        mpOutStrm->seek( static_cast< sal_Int32 >( mnWrappedBeginPos + nPos  ) );
+        mnStrmPos = mpOutStrm->tell() - mnWrappedBeginPos;
+    }
+}
+
+void AxAlignedOutputStream::close()
+{
+    mpOutStrm = nullptr;
+    mbEof = true;
+}
+
+void AxAlignedOutputStream::writeData( const StreamDataSequence& orData, size_t nAtomSize )
+{
+    mpOutStrm->writeData( orData, nAtomSize );
+    mnStrmPos = mpOutStrm->tell() - mnWrappedBeginPos;
+}
+
+void AxAlignedOutputStream::writeMemory( const void* opMem, sal_Int32 nBytes, size_t nAtomSize )
+{
+    mpOutStrm->writeMemory( opMem, nBytes, nAtomSize );
+    mnStrmPos = mpOutStrm->tell() - mnWrappedBeginPos;
+}
+
+void AxAlignedOutputStream::pad( sal_Int32 nBytes )
+{
+   //PRESUMABLY we need to pad with 0's here as appropriate
+   css::uno::Sequence< sal_Int8 > aData( nBytes );
+   // ok we could be padding with rubbish here, but really that shouldn't matter
+   // set to 0(s), easier to not get fooled by 0's when looking at
+   // binary content...
+   memset( static_cast<void*>( aData.getArray() ), 0, nBytes );
+   mpOutStrm->writeData( aData );
+   mnStrmPos = mpOutStrm->tell() - mnWrappedBeginPos;
+}
+
+void AxAlignedOutputStream::align( size_t nSize )
+{
+    pad( static_cast< sal_Int32 >( (nSize - (mnStrmPos % nSize)) % nSize ) );
+}
+
+namespace {
+
+void lclWriteString( AxAlignedOutputStream& rOutStrm, OUString const & rValue, sal_uInt32 nSize )
+{
+    bool bCompressed = getFlag( nSize, AX_STRING_COMPRESSED );
+    rOutStrm.writeCompressedUnicodeArray( rValue, bCompressed );
+}
+
+} // namespace
+
+AxBinaryPropertyWriter::ComplexProperty::~ComplexProperty()
+{
+}
+
+bool AxBinaryPropertyWriter::PairProperty::writeProperty( AxAlignedOutputStream& rOutStrm )
+{
+    rOutStrm.WriteInt32(mrPairData.first).WriteInt32(mrPairData.second);
+    return true;
+}
+
+bool AxBinaryPropertyWriter::StringProperty::writeProperty( AxAlignedOutputStream& rOutStrm )
+{
+    lclWriteString( rOutStrm, mrValue, mnSize );
+    return true;
+}
+
+AxBinaryPropertyWriter::AxBinaryPropertyWriter( BinaryOutputStream& rOutStrm, bool b64BitPropFlags ) :
+    maOutStrm( rOutStrm ),
+    mnPropFlags( 0x0 ),
+    mbValid( true ),
+    mb64BitPropFlags( b64BitPropFlags )
+{
+    sal_uInt16 nId( 0x0200 );
+    maOutStrm.WriteUInt16(nId);
+    mnBlockSize = 0; // will be filled in the finalize method
+
+    maOutStrm.WriteUInt16(nId);
+    mnPropFlagsStart = maOutStrm.tell();
+
+    if( mb64BitPropFlags )
+        maOutStrm.WriteInt64( mnPropFlags );
+    else
+        maOutStrm.WriteUInt32( mnPropFlags );
+    mnNextProp = 1;
+}
+
+void AxBinaryPropertyWriter::writeBoolProperty( bool orbValue )
+{
+    // orbValue == bReverse false then we want to set the bit, e.g. don't skip
+    startNextProperty( !orbValue );
+}
+
+void AxBinaryPropertyWriter::writePairProperty( AxPairData& orPairData )
+{
+    startNextProperty();
+    maLargeProps.push_back( ComplexPropVector::value_type( std::make_shared<PairProperty>( orPairData ) ) );
+}
+
+void AxBinaryPropertyWriter::writeStringProperty( OUString& orValue )
+{
+    sal_uInt32 nSize = orValue.getLength() * 2;
+    setFlag(  nSize, AX_STRING_COMPRESSED, false );
+    maOutStrm.writeAligned< sal_uInt32 >( nSize );
+    maLargeProps.push_back( ComplexPropVector::value_type( std::make_shared<StringProperty>( orValue, nSize ) ) );
+    startNextProperty();
+}
+
+void AxBinaryPropertyWriter::finalizeExport()
+{
+    // write large properties
+    maOutStrm.align( 4 );
+    for (auto const& largeProp : maLargeProps)
+    {
+        if (!ensureValid())
+            break;
+        largeProp->writeProperty( maOutStrm );
+        maOutStrm.align( 4 );
+    }
+
+    mnBlockSize = maOutStrm.tell() - mnPropFlagsStart;
+
+    // write stream properties (no stream alignment between properties!)
+    for (auto const& streamProp : maStreamProps)
+    {
+        if (!ensureValid())
+            break;
+        streamProp->writeProperty( maOutStrm );
+    }
+
+    sal_Int64 nPos = maOutStrm.tell();
+    maOutStrm.seek( mnPropFlagsStart - sizeof( mnBlockSize ) );
+
+    maOutStrm.WriteInt16( mnBlockSize );
+
+    if( mb64BitPropFlags )
+        maOutStrm.WriteInt64( mnPropFlags );
+    else
+        maOutStrm.WriteUInt32( mnPropFlags );
+
+    maOutStrm.seek( nPos );
+}
+
+bool AxBinaryPropertyWriter::ensureValid()
+{
+    mbValid = mbValid && !maOutStrm.isEof();
+    return mbValid;
+}
+
+void AxBinaryPropertyWriter::startNextProperty( bool bSkip )
+{
+    // if we are skipping then we clear the flag
+    setFlag( mnPropFlags, mnNextProp, !bSkip );
+    mnNextProp <<= 1;
+}
+
+} // namespace oox::ole
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/oox/source/ole/axcontrol.cxx b/oox/source/ole/axcontrol.cxx
new file mode 100644
index 0000000000..1c45988b2b
--- /dev/null
+++ b/oox/source/ole/axcontrol.cxx
@@ -0,0 +1,2787 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <oox/ole/axcontrol.hxx>
+
+#include <com/sun/star/awt/FontSlant.hpp>
+#include <com/sun/star/awt/FontStrikeout.hpp>
+#include <com/sun/star/awt/FontUnderline.hpp>
+#include <com/sun/star/awt/FontWeight.hpp>
+#include <com/sun/star/awt/ImagePosition.hpp>
+#include <com/sun/star/awt/ImageScaleMode.hpp>
+#include <com/sun/star/awt/Point.hpp>
+#include <com/sun/star/awt/ScrollBarOrientation.hpp>
+#include <com/sun/star/awt/Size.hpp>
+#include <com/sun/star/awt/TextAlign.hpp>
+#include <com/sun/star/awt/VisualEffect.hpp>
+#include <com/sun/star/awt/XControlModel.hpp>
+#include <com/sun/star/beans/NamedValue.hpp>
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/container/XIndexContainer.hpp>
+#include <com/sun/star/drawing/XDrawPage.hpp>
+#include <com/sun/star/form/XForm.hpp>
+#include <com/sun/star/form/XFormComponent.hpp>
+#include <com/sun/star/form/XFormsSupplier.hpp>
+#include <com/sun/star/form/binding/XBindableValue.hpp>
+#include <com/sun/star/form/binding/XListEntrySink.hpp>
+#include <com/sun/star/form/binding/XListEntrySource.hpp>
+#include <com/sun/star/form/binding/XValueBinding.hpp>
+#include <com/sun/star/frame/XModel.hpp>
+#include <com/sun/star/lang/XMultiServiceFactory.hpp>
+#include <com/sun/star/sheet/XCellRangeAddressable.hpp>
+#include <com/sun/star/sheet/XCellRangeReferrer.hpp>
+#include <com/sun/star/style/VerticalAlignment.hpp>
+#include <com/sun/star/table/CellAddress.hpp>
+#include <com/sun/star/table/CellRangeAddress.hpp>
+#include <rtl/tencinfo.h>
+#include <osl/diagnose.h>
+#include <utility>
+#include <vcl/font.hxx>
+#include <vcl/outdev.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/svapp.hxx>
+#include <oox/helper/attributelist.hxx>
+#include <oox/helper/binaryinputstream.hxx>
+#include <oox/helper/graphichelper.hxx>
+#include <oox/helper/propertymap.hxx>
+#include <oox/ole/axbinarywriter.hxx>
+#include <oox/token/properties.hxx>
+#include <oox/token/tokens.hxx>
+#include <comphelper/diagnose_ex.hxx>
+#include <o3tl/string_view.hxx>
+
+namespace oox::ole {
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::awt;
+using namespace ::com::sun::star::beans;
+using namespace ::com::sun::star::container;
+using namespace ::com::sun::star::drawing;
+using namespace ::com::sun::star::form;
+using namespace ::com::sun::star::form::binding;
+using namespace ::com::sun::star::frame;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::sheet;
+using namespace ::com::sun::star::style;
+using namespace ::com::sun::star::table;
+using namespace ::com::sun::star::uno;
+
+namespace {
+
+const sal_uInt32 COMCTL_ID_SIZE             = 0x12344321;
+
+const sal_uInt32 COMCTL_ID_COMMONDATA       = 0xABCDEF01;
+const sal_uInt32 COMCTL_COMMON_FLATBORDER   = 0x00000001;
+const sal_uInt32 COMCTL_COMMON_ENABLED      = 0x00000002;
+const sal_uInt32 COMCTL_COMMON_3DBORDER     = 0x00000004;
+
+const sal_uInt32 COMCTL_ID_COMPLEXDATA      = 0xBDECDE1F;
+const sal_uInt32 COMCTL_COMPLEX_FONT        = 0x00000001;
+const sal_uInt32 COMCTL_COMPLEX_MOUSEICON   = 0x00000002;
+
+const sal_uInt32 COMCTL_ID_SCROLLBAR_60     = 0x99470A83;
+const sal_uInt32 COMCTL_SCROLLBAR_HOR       = 0x00000010;
+
+const sal_uInt32 COMCTL_ID_PROGRESSBAR_50   = 0xE6E17E84;
+const sal_uInt32 COMCTL_ID_PROGRESSBAR_60   = 0x97AB8A01;
+
+const sal_uInt32 AX_CMDBUTTON_DEFFLAGS      = 0x0000001B;
+const sal_uInt32 AX_LABEL_DEFFLAGS          = 0x0080001B;
+const sal_uInt32 AX_IMAGE_DEFFLAGS          = 0x0000001B;
+const sal_uInt32 AX_MORPHDATA_DEFFLAGS      = 0x2C80081B;
+const sal_uInt32 AX_SPINBUTTON_DEFFLAGS     = 0x0000001B;
+const sal_uInt32 AX_SCROLLBAR_DEFFLAGS      = 0x0000001B;
+
+const sal_uInt16 AX_POS_TOPLEFT             = 0;
+const sal_uInt16 AX_POS_TOP                 = 1;
+const sal_uInt16 AX_POS_TOPRIGHT            = 2;
+const sal_uInt16 AX_POS_LEFT                = 3;
+const sal_uInt16 AX_POS_CENTER              = 4;
+const sal_uInt16 AX_POS_RIGHT               = 5;
+const sal_uInt16 AX_POS_BOTTOMLEFT          = 6;
+const sal_uInt16 AX_POS_BOTTOM              = 7;
+const sal_uInt16 AX_POS_BOTTOMRIGHT         = 8;
+
+#define AX_PICPOS_IMPL( label, image ) ((AX_POS_##label << 16) | AX_POS_##image)
+const sal_uInt32 AX_PICPOS_LEFTTOP          = AX_PICPOS_IMPL( TOPRIGHT,    TOPLEFT );
+const sal_uInt32 AX_PICPOS_LEFTCENTER       = AX_PICPOS_IMPL( RIGHT,       LEFT );
+const sal_uInt32 AX_PICPOS_LEFTBOTTOM       = AX_PICPOS_IMPL( BOTTOMRIGHT, BOTTOMLEFT );
+const sal_uInt32 AX_PICPOS_RIGHTTOP         = AX_PICPOS_IMPL( TOPLEFT,     TOPRIGHT );
+const sal_uInt32 AX_PICPOS_RIGHTCENTER      = AX_PICPOS_IMPL( LEFT,        RIGHT );
+const sal_uInt32 AX_PICPOS_RIGHTBOTTOM      = AX_PICPOS_IMPL( BOTTOMLEFT,  BOTTOMRIGHT );
+const sal_uInt32 AX_PICPOS_ABOVELEFT        = AX_PICPOS_IMPL( BOTTOMLEFT,  TOPLEFT );
+const sal_uInt32 AX_PICPOS_ABOVECENTER      = AX_PICPOS_IMPL( BOTTOM,      TOP  );
+const sal_uInt32 AX_PICPOS_ABOVERIGHT       = AX_PICPOS_IMPL( BOTTOMRIGHT, TOPRIGHT );
+const sal_uInt32 AX_PICPOS_BELOWLEFT        = AX_PICPOS_IMPL( TOPLEFT,     BOTTOMLEFT );
+const sal_uInt32 AX_PICPOS_BELOWCENTER      = AX_PICPOS_IMPL( TOP,         BOTTOM );
+const sal_uInt32 AX_PICPOS_BELOWRIGHT       = AX_PICPOS_IMPL( TOPRIGHT,    BOTTOMRIGHT );
+const sal_uInt32 AX_PICPOS_CENTER           = AX_PICPOS_IMPL( CENTER,      CENTER  );
+#undef AX_PICPOS_IMPL
+
+const sal_Int32 AX_MATCHENTRY_FIRSTLETTER   = 0;
+const sal_Int32 AX_MATCHENTRY_COMPLETE      = 1;
+const sal_Int32 AX_MATCHENTRY_NONE          = 2;
+
+const sal_Int32 AX_ORIENTATION_AUTO         = -1;
+const sal_Int32 AX_ORIENTATION_VERTICAL     = 0;
+const sal_Int32 AX_ORIENTATION_HORIZONTAL   = 1;
+
+const sal_Int32 AX_PROPTHUMB_ON             = -1;
+
+const sal_uInt32 AX_TABSTRIP_TABS           = 0;
+const sal_uInt32 AX_TABSTRIP_NONE           = 2;
+
+const sal_uInt32 AX_CONTAINER_ENABLED       = 0x00000004;
+const sal_uInt32 AX_CONTAINER_NOCLASSTABLE  = 0x00008000;
+
+const sal_uInt32 AX_CONTAINER_DEFFLAGS      = 0x00000004;
+
+const sal_Int32 AX_CONTAINER_DEFWIDTH       = 4000;
+const sal_Int32 AX_CONTAINER_DEFHEIGHT      = 3000;
+
+const sal_Int32 AX_CONTAINER_CYCLEALL       = 0;
+
+const sal_Int32 AX_CONTAINER_SCR_NONE       = 0x00;
+
+const sal_Int16 API_BORDER_NONE             = 0;
+const sal_Int16 API_BORDER_SUNKEN           = 1;
+const sal_Int16 API_BORDER_FLAT             = 2;
+
+const sal_Int16 API_STATE_UNCHECKED         = 0;
+const sal_Int16 API_STATE_CHECKED           = 1;
+const sal_Int16 API_STATE_DONTKNOW          = 2;
+
+/** Tries to extract a range address from a defined name. */
+bool lclExtractRangeFromName( CellRangeAddress& orRangeAddr, const Reference< XModel >& rxDocModel, const OUString& rAddressString )
+{
+    try
+    {
+        PropertySet aPropSet( rxDocModel );
+        Reference< XNameAccess > xRangesNA( aPropSet.getAnyProperty( PROP_NamedRanges ), UNO_QUERY_THROW );
+        Reference< XCellRangeReferrer > xReferrer( xRangesNA->getByName( rAddressString ), UNO_QUERY_THROW );
+        Reference< XCellRangeAddressable > xAddressable( xReferrer->getReferredCells(), UNO_QUERY_THROW );
+        orRangeAddr = xAddressable->getRangeAddress();
+        return true;
+    }
+    catch (const Exception&)
+    {
+        TOOLS_WARN_EXCEPTION("oox", "");
+    }
+    return false;
+}
+
+bool lclExtractAddressFromName( CellAddress& orAddress, const Reference< XModel >& rxDocModel, const OUString& rAddressString )
+{
+    CellRangeAddress aRangeAddr;
+    if( lclExtractRangeFromName( aRangeAddr, rxDocModel, rAddressString ) &&
+        (aRangeAddr.StartColumn == aRangeAddr.EndColumn) &&
+        (aRangeAddr.StartRow == aRangeAddr.EndRow) )
+    {
+        orAddress.Sheet = aRangeAddr.Sheet;
+        orAddress.Column = aRangeAddr.StartColumn;
+        orAddress.Row = aRangeAddr.StartRow;
+        return true;
+    }
+    return false;
+}
+
+void lclPrepareConverter( PropertySet& rConverter, const Reference< XModel >& rxDocModel,
+        const OUString& rAddressString, sal_Int32 nRefSheet, bool bRange )
+{
+    if( !rConverter.is() ) try
+    {
+        Reference< XMultiServiceFactory > xModelFactory( rxDocModel, UNO_QUERY_THROW );
+        OUString aServiceName = bRange ?
+            OUString( "com.sun.star.table.CellRangeAddressConversion" ) :
+            OUString( "com.sun.star.table.CellAddressConversion" );
+        rConverter.set( xModelFactory->createInstance( aServiceName ) );
+    }
+    catch (const Exception&)
+    {
+        TOOLS_WARN_EXCEPTION("oox", "");
+    }
+    rConverter.setProperty( PROP_XLA1Representation, rAddressString );
+    rConverter.setProperty( PROP_ReferenceSheet, nRefSheet );
+}
+
+} // namespace
+
+ControlConverter::ControlConverter( const Reference< XModel >& rxDocModel,
+        const GraphicHelper& rGraphicHelper, bool bDefaultColorBgr ) :
+    mxDocModel( rxDocModel ),
+    mrGraphicHelper( rGraphicHelper ),
+    mbDefaultColorBgr( bDefaultColorBgr )
+{
+    OSL_ENSURE( mxDocModel.is(), "ControlConverter::ControlConverter - missing document model" );
+}
+
+ControlConverter::~ControlConverter()
+{
+}
+
+// Generic conversion ---------------------------------------------------------
+
+void ControlConverter::convertPosition( PropertyMap& rPropMap, const AxPairData& rPos ) const
+{
+    // position is given in 1/100 mm, UNO needs AppFont units
+    awt::Point aAppFontPos = mrGraphicHelper.convertHmmToAppFont( awt::Point( rPos.first, rPos.second ) );
+    rPropMap.setProperty( PROP_PositionX, aAppFontPos.X );
+    rPropMap.setProperty( PROP_PositionY, aAppFontPos.Y );
+}
+
+void ControlConverter::convertSize( PropertyMap& rPropMap, const AxPairData& rSize ) const
+{
+    // size is given in 1/100 mm, UNO needs AppFont units
+    awt::Size aAppFontSize = mrGraphicHelper.convertHmmToAppFont( awt::Size( rSize.first, rSize.second ) );
+    rPropMap.setProperty( PROP_Width, aAppFontSize.Width );
+    rPropMap.setProperty( PROP_Height, aAppFontSize.Height );
+}
+
+void ControlConverter::convertColor( PropertyMap& rPropMap, sal_Int32 nPropId, sal_uInt32 nOleColor ) const
+{
+    rPropMap.setProperty( nPropId, OleHelper::decodeOleColor( mrGraphicHelper, nOleColor, mbDefaultColorBgr ) );
+}
+
+void ControlConverter::convertToMSColor( PropertySet const & rPropSet, sal_Int32 nPropId, sal_uInt32& nOleColor, sal_uInt32 nDefault )
+{
+    sal_uInt32 nRGB = 0;
+    if (rPropSet.getProperty( nRGB, nPropId ))
+        nOleColor = OleHelper::encodeOleColor( nRGB );
+    else
+        nOleColor = nDefault;
+}
+void ControlConverter::convertPicture( PropertyMap& rPropMap, const StreamDataSequence& rPicData ) const
+{
+    if( rPicData.hasElements() )
+    {
+        uno::Reference<graphic::XGraphic> xGraphic = mrGraphicHelper.importGraphic(rPicData);
+        if (xGraphic.is())
+            rPropMap.setProperty(PROP_Graphic, xGraphic);
+    }
+}
+
+void ControlConverter::convertOrientation( PropertyMap& rPropMap, bool bHorizontal )
+{
+    sal_Int32 nScrollOrient = bHorizontal ? ScrollBarOrientation::HORIZONTAL : ScrollBarOrientation::VERTICAL;
+    rPropMap.setProperty( PROP_Orientation, nScrollOrient );
+}
+
+void ControlConverter::convertToMSOrientation( PropertySet const & rPropSet, bool& bHorizontal )
+{
+    sal_Int32 nScrollOrient = ScrollBarOrientation::HORIZONTAL;
+    if ( rPropSet.getProperty( nScrollOrient, PROP_Orientation ) )
+        bHorizontal = ( nScrollOrient == ScrollBarOrientation::HORIZONTAL );
+}
+
+void ControlConverter::convertVerticalAlign( PropertyMap& rPropMap, sal_Int32 nVerticalAlign )
+{
+    VerticalAlignment eAlign = VerticalAlignment_TOP;
+    switch( nVerticalAlign )
+    {
+        case XML_Top:       eAlign = VerticalAlignment_TOP;     break;
+        case XML_Center:    eAlign = VerticalAlignment_MIDDLE;  break;
+        case XML_Bottom:    eAlign = VerticalAlignment_BOTTOM;  break;
+    }
+    rPropMap.setProperty( PROP_VerticalAlign, eAlign );
+}
+
+void ControlConverter::convertScrollabilitySettings( PropertyMap& rPropMap,
+                                         const AxPairData& rScrollPos, const AxPairData& rScrollArea,
+                                         sal_Int32 nScrollBars ) const
+{
+    awt::Size tmpSize = mrGraphicHelper.convertHmmToAppFont( awt::Size( rScrollArea.first, rScrollArea.second ) );
+    awt::Point tmpPos = mrGraphicHelper.convertHmmToAppFont( awt::Point( rScrollPos.first, rScrollPos.second ) );
+    rPropMap.setProperty( PROP_ScrollHeight, tmpSize.Height );
+    rPropMap.setProperty( PROP_ScrollWidth, tmpSize.Width );
+    rPropMap.setProperty( PROP_ScrollTop, tmpPos.Y );
+    rPropMap.setProperty( PROP_ScrollLeft, tmpPos.X );
+    rPropMap.setProperty( PROP_HScroll, ( nScrollBars & 0x1 ) == 0x1 );
+    rPropMap.setProperty( PROP_VScroll, ( nScrollBars & 0x2 ) == 0x2 );
+}
+
+void ControlConverter::convertScrollBar( PropertyMap& rPropMap,
+        sal_Int32 nMin, sal_Int32 nMax, sal_Int32 nPosition,
+        sal_Int32 nSmallChange, sal_Int32 nLargeChange, bool bAwtModel )
+{
+    rPropMap.setProperty( PROP_ScrollValueMin, ::std::min( nMin, nMax ) );
+    rPropMap.setProperty( PROP_ScrollValueMax, ::std::max( nMin, nMax ) );
+    rPropMap.setProperty( PROP_LineIncrement, nSmallChange );
+    rPropMap.setProperty( PROP_BlockIncrement, nLargeChange );
+    rPropMap.setProperty( bAwtModel ? PROP_ScrollValue : PROP_DefaultScrollValue, nPosition );
+}
+
+void ControlConverter::bindToSources( const Reference< XControlModel >& rxCtrlModel,
+        const OUString& rCtrlSource, const OUString& rRowSource, sal_Int32 nRefSheet ) const
+{
+    // value binding
+    if( !rCtrlSource.isEmpty() ) try
+    {
+        // first check if the XBindableValue interface is supported
+        Reference< XBindableValue > xBindable( rxCtrlModel, UNO_QUERY_THROW );
+
+        // convert address string to cell address struct
+        CellAddress aAddress;
+        if( !lclExtractAddressFromName( aAddress, mxDocModel, rCtrlSource ) )
+        {
+            lclPrepareConverter( maAddressConverter, mxDocModel, rCtrlSource, nRefSheet, false );
+            if( !maAddressConverter.getProperty( aAddress, PROP_Address ) )
+                throw RuntimeException();
+        }
+
+        // create argument sequence
+        Sequence< Any > aArgs{ Any(NamedValue("BoundCell", Any(aAddress))) };
+
+        // create the CellValueBinding instance and set at the control model
+        Reference< XMultiServiceFactory > xModelFactory( mxDocModel, UNO_QUERY_THROW );
+        Reference< XValueBinding > xBinding( xModelFactory->createInstanceWithArguments( "com.sun.star.table.CellValueBinding", aArgs ), UNO_QUERY_THROW );
+        xBindable->setValueBinding( xBinding );
+    }
+    catch (const Exception&)
+    {
+        TOOLS_WARN_EXCEPTION("oox", "");
+    }
+
+    // list entry source
+    if( rRowSource.isEmpty() )
+        return;
+
+    try
+    {
+        // first check if the XListEntrySink interface is supported
+        Reference< XListEntrySink > xEntrySink( rxCtrlModel, UNO_QUERY_THROW );
+
+        // convert address string to cell range address struct
+        CellRangeAddress aRangeAddr;
+        if( !lclExtractRangeFromName( aRangeAddr, mxDocModel, rRowSource ) )
+        {
+            lclPrepareConverter( maRangeConverter, mxDocModel, rRowSource, nRefSheet, true );
+            if( !maRangeConverter.getProperty( aRangeAddr, PROP_Address ) )
+                throw RuntimeException();
+        }
+
+        // create argument sequence
+        Sequence< Any > aArgs{ Any(NamedValue("CellRange", Any(aRangeAddr))) };
+
+        // create the EntrySource instance and set at the control model
+        Reference< XMultiServiceFactory > xModelFactory( mxDocModel, UNO_QUERY_THROW );
+        Reference< XListEntrySource > xEntrySource( xModelFactory->createInstanceWithArguments("com.sun.star.table.CellRangeListSource", aArgs ), UNO_QUERY_THROW );
+        xEntrySink->setListEntrySource( xEntrySource );
+    }
+    catch (const Exception&)
+    {
+        TOOLS_WARN_EXCEPTION("oox", "");
+    }
+}
+
+// ActiveX (Forms 2.0) specific conversion ------------------------------------
+
+void ControlConverter::convertAxBackground( PropertyMap& rPropMap,
+        sal_uInt32 nBackColor, sal_uInt32 nFlags, ApiTransparencyMode eTranspMode ) const
+{
+    bool bOpaque = getFlag( nFlags, AX_FLAGS_OPAQUE );
+    switch( eTranspMode )
+    {
+        case ApiTransparencyMode::NotSupported:
+            // fake transparency by using system window background if needed
+            convertColor( rPropMap, PROP_BackgroundColor, bOpaque ? nBackColor : AX_SYSCOLOR_WINDOWBACK );
+        break;
+        case ApiTransparencyMode::Void:
+            // keep transparency by leaving the (void) default property value
+            if( bOpaque )
+                convertColor( rPropMap, PROP_BackgroundColor, nBackColor );
+        break;
+    }
+}
+
+void ControlConverter::convertAxBorder( PropertyMap& rPropMap,
+        sal_uInt32 nBorderColor, sal_Int32 nBorderStyle, sal_Int32 nSpecialEffect ) const
+{
+    sal_Int16 nBorder = (nBorderStyle == AX_BORDERSTYLE_SINGLE) ? API_BORDER_FLAT :
+        ((nSpecialEffect == AX_SPECIALEFFECT_FLAT) ? API_BORDER_NONE : API_BORDER_SUNKEN);
+    rPropMap.setProperty( PROP_Border, nBorder );
+    convertColor( rPropMap, PROP_BorderColor, nBorderColor );
+}
+
+void ControlConverter::convertToAxBorder( PropertySet const & rPropSet,
+        sal_uInt32& nBorderColor, sal_Int32& nBorderStyle, sal_Int32& nSpecialEffect )
+{
+    sal_Int16 nBorder = API_BORDER_NONE;
+    rPropSet.getProperty( nBorder, PROP_Border );
+    nBorderStyle = AX_BORDERSTYLE_NONE;
+    nSpecialEffect =  AX_SPECIALEFFECT_FLAT;
+    switch ( nBorder )
+    {
+        case API_BORDER_FLAT:
+            nBorderStyle = AX_BORDERSTYLE_SINGLE;
+            break;
+        case API_BORDER_SUNKEN:
+            nSpecialEffect =  AX_SPECIALEFFECT_SUNKEN;
+            break;
+        case API_BORDER_NONE:
+        default:
+            break;
+    }
+    convertToMSColor( rPropSet, PROP_BorderColor, nBorderColor );
+}
+
+void ControlConverter::convertAxVisualEffect( PropertyMap& rPropMap, sal_Int32 nSpecialEffect )
+{
+    sal_Int16 nVisualEffect = (nSpecialEffect == AX_SPECIALEFFECT_FLAT) ? VisualEffect::FLAT : VisualEffect::LOOK3D;
+    rPropMap.setProperty( PROP_VisualEffect, nVisualEffect );
+}
+
+void ControlConverter::convertToAxVisualEffect( PropertySet const & rPropSet, sal_Int32& nSpecialEffect )
+{
+    sal_Int16 nVisualEffect = AX_SPECIALEFFECT_FLAT;
+    rPropSet.getProperty( nVisualEffect, PROP_VisualEffect );
+    // is this appropriate AX_SPECIALEFFECT_XXXX value ?
+    if (nVisualEffect == VisualEffect::LOOK3D )
+        nSpecialEffect = AX_SPECIALEFFECT_RAISED;
+}
+
+void ControlConverter::convertAxPicture( PropertyMap& rPropMap, const StreamDataSequence& rPicData, sal_uInt32 nPicPos ) const
+{
+    // the picture
+    convertPicture( rPropMap, rPicData );
+
+    // picture position
+    sal_Int16 nImagePos = ImagePosition::LeftCenter;
+    switch( nPicPos )
+    {
+        case AX_PICPOS_LEFTTOP:     nImagePos = ImagePosition::LeftTop;     break;
+        case AX_PICPOS_LEFTCENTER:  nImagePos = ImagePosition::LeftCenter;  break;
+        case AX_PICPOS_LEFTBOTTOM:  nImagePos = ImagePosition::LeftBottom;  break;
+        case AX_PICPOS_RIGHTTOP:    nImagePos = ImagePosition::RightTop;    break;
+        case AX_PICPOS_RIGHTCENTER: nImagePos = ImagePosition::RightCenter; break;
+        case AX_PICPOS_RIGHTBOTTOM: nImagePos = ImagePosition::RightBottom; break;
+        case AX_PICPOS_ABOVELEFT:   nImagePos = ImagePosition::AboveLeft;   break;
+        case AX_PICPOS_ABOVECENTER: nImagePos = ImagePosition::AboveCenter; break;
+        case AX_PICPOS_ABOVERIGHT:  nImagePos = ImagePosition::AboveRight;  break;
+        case AX_PICPOS_BELOWLEFT:   nImagePos = ImagePosition::BelowLeft;   break;
+        case AX_PICPOS_BELOWCENTER: nImagePos = ImagePosition::BelowCenter; break;
+        case AX_PICPOS_BELOWRIGHT:  nImagePos = ImagePosition::BelowRight;  break;
+        case AX_PICPOS_CENTER:      nImagePos = ImagePosition::Centered;    break;
+        default:    OSL_FAIL( "ControlConverter::convertAxPicture - unknown picture position" );
+    }
+    rPropMap.setProperty( PROP_ImagePosition, nImagePos );
+}
+
+void ControlConverter::convertAxPicture( PropertyMap& rPropMap, const StreamDataSequence& rPicData,
+        sal_Int32 nPicSizeMode ) const
+{
+    // the picture
+    convertPicture( rPropMap, rPicData );
+
+    // picture scale mode
+    sal_Int16 nScaleMode = ImageScaleMode::NONE;
+    switch( nPicSizeMode )
+    {
+        case AX_PICSIZE_CLIP:       nScaleMode = ImageScaleMode::NONE;          break;
+        case AX_PICSIZE_STRETCH:    nScaleMode = ImageScaleMode::ANISOTROPIC;   break;
+        case AX_PICSIZE_ZOOM:       nScaleMode = ImageScaleMode::ISOTROPIC;     break;
+        default:    OSL_FAIL( "ControlConverter::convertAxPicture - unknown picture size mode" );
+    }
+    rPropMap.setProperty( PROP_ScaleMode, nScaleMode );
+}
+
+void ControlConverter::convertAxState( PropertyMap& rPropMap,
+        std::u16string_view rValue, sal_Int32 nMultiSelect, ApiDefaultStateMode eDefStateMode, bool bAwtModel )
+{
+    bool bBooleanState = eDefStateMode == API_DEFAULTSTATE_BOOLEAN;
+    bool bSupportsTriState = eDefStateMode == API_DEFAULTSTATE_TRISTATE;
+
+    // state
+    sal_Int16 nState = bSupportsTriState ? API_STATE_DONTKNOW : API_STATE_UNCHECKED;
+    if( rValue.size() == 1 ) switch( rValue[ 0 ] )
+    {
+        case '0':   nState = API_STATE_UNCHECKED;   break;
+        case '1':   nState = API_STATE_CHECKED;     break;
+        // any other string (also empty) means 'dontknow'
+    }
+    sal_Int32 nPropId = bAwtModel ? PROP_State : PROP_DefaultState;
+    if( bBooleanState )
+        rPropMap.setProperty( nPropId, nState != API_STATE_UNCHECKED );
+    else
+        rPropMap.setProperty( nPropId, nState );
+
+    // tristate
+    if( bSupportsTriState )
+        rPropMap.setProperty( PROP_TriState, nMultiSelect == AX_SELECTION_MULTI );
+}
+
+void ControlConverter::convertToAxState( PropertySet const & rPropSet,
+        OUString& rValue, sal_Int32& nMultiSelect, ApiDefaultStateMode eDefStateMode )
+{
+    bool bSupportsTriState = eDefStateMode == API_DEFAULTSTATE_TRISTATE;
+
+    sal_Int16 nState = API_STATE_DONTKNOW;
+
+    // need to use State for current state ( I think this is regardless of whether
+    // control is awt or not )
+    rPropSet.getProperty( nState, PROP_State );
+
+    rValue.clear(); // empty e.g. 'don't know'
+    if ( nState == API_STATE_UNCHECKED )
+        rValue = "0";
+    else if ( nState == API_STATE_CHECKED )
+        rValue = "1";
+
+    // tristate
+    if( bSupportsTriState )
+    {
+        bool bTriStateEnabled = false;
+        bool bPropertyExists = rPropSet.getProperty( bTriStateEnabled, PROP_TriState );
+        if( bPropertyExists && bTriStateEnabled )
+            nMultiSelect = AX_SELECTION_MULTI;
+    }
+}
+
+void ControlConverter::convertAxOrientation( PropertyMap& rPropMap,
+        const AxPairData& rSize, sal_Int32 nOrientation )
+{
+    bool bHorizontal = true;
+    switch( nOrientation )
+    {
+        case AX_ORIENTATION_AUTO:       bHorizontal = rSize.first > rSize.second;   break;
+        case AX_ORIENTATION_VERTICAL:   bHorizontal = false;                        break;
+        case AX_ORIENTATION_HORIZONTAL: bHorizontal = true;                         break;
+        default:    OSL_FAIL( "ControlConverter::convertAxOrientation - unknown orientation" );
+    }
+    convertOrientation( rPropMap, bHorizontal );
+}
+
+void ControlConverter::convertToAxOrientation( PropertySet const & rPropSet,
+        sal_Int32& nOrientation )
+{
+    bool bHorizontal = true;
+    convertToMSOrientation( rPropSet, bHorizontal );
+
+    if ( bHorizontal )
+        nOrientation = AX_ORIENTATION_HORIZONTAL;
+    else
+        nOrientation = AX_ORIENTATION_VERTICAL;
+}
+
+ControlModelBase::ControlModelBase() :
+    maSize( 0, 0 ),
+    mbAwtModel( false )
+{
+}
+
+ControlModelBase::~ControlModelBase()
+{
+}
+
+OUString ControlModelBase::getServiceName() const
+{
+    ApiControlType eCtrlType = getControlType();
+    if( mbAwtModel ) switch( eCtrlType )
+    {
+        case API_CONTROL_BUTTON:        return "com.sun.star.awt.UnoControlButtonModel";
+        case API_CONTROL_FIXEDTEXT:     return "com.sun.star.awt.UnoControlFixedTextModel";
+        case API_CONTROL_IMAGE:         return "com.sun.star.awt.UnoControlImageControlModel";
+        case API_CONTROL_CHECKBOX:      return "com.sun.star.awt.UnoControlCheckBoxModel";
+        case API_CONTROL_RADIOBUTTON:   return "com.sun.star.form.component.RadioButton";
+        case API_CONTROL_EDIT:          return "com.sun.star.awt.UnoControlEditModel";
+        case API_CONTROL_NUMERIC:       return "com.sun.star.awt.UnoControlNumericFieldModel";
+        case API_CONTROL_LISTBOX:       return "com.sun.star.form.component.ListBox";
+        case API_CONTROL_COMBOBOX:      return "com.sun.star.form.component.ComboBox";
+        case API_CONTROL_SPINBUTTON:    return "com.sun.star.form.component.SpinButton";
+        case API_CONTROL_SCROLLBAR:     return "com.sun.star.form.component.ScrollBar";
+        case API_CONTROL_PROGRESSBAR:   return "com.sun.star.awt.UnoControlProgressBarModel";
+        case API_CONTROL_GROUPBOX:      return "com.sun.star.form.component.GroupBox";
+        case API_CONTROL_FRAME:         return "com.sun.star.awt.UnoFrameModel";
+        case API_CONTROL_PAGE:          return "com.sun.star.awt.UnoPageModel";
+        case API_CONTROL_MULTIPAGE:     return "com.sun.star.awt.UnoMultiPageModel";
+        case API_CONTROL_DIALOG:        return "com.sun.star.awt.UnoControlDialogModel";
+        default:    OSL_FAIL( "ControlModelBase::getServiceName - no AWT model service supported" );
+    }
+    else switch( eCtrlType )
+    {
+        case API_CONTROL_BUTTON:        return "com.sun.star.form.component.CommandButton";
+        case API_CONTROL_FIXEDTEXT:     return "com.sun.star.form.component.FixedText";
+        case API_CONTROL_IMAGE:         return "com.sun.star.form.component.DatabaseImageControl";
+        case API_CONTROL_CHECKBOX:      return "com.sun.star.form.component.CheckBox";
+        case API_CONTROL_RADIOBUTTON:   return "com.sun.star.form.component.RadioButton";
+        case API_CONTROL_EDIT:          return "com.sun.star.form.component.TextField";
+        case API_CONTROL_NUMERIC:       return "com.sun.star.form.component.NumericField";
+        case API_CONTROL_LISTBOX:       return "com.sun.star.form.component.ListBox";
+        case API_CONTROL_COMBOBOX:      return "com.sun.star.form.component.ComboBox";
+        case API_CONTROL_SPINBUTTON:    return "com.sun.star.form.component.SpinButton";
+        case API_CONTROL_SCROLLBAR:     return "com.sun.star.form.component.ScrollBar";
+        case API_CONTROL_GROUPBOX:      return "com.sun.star.form.component.GroupBox";
+        default:    OSL_FAIL( "ControlModelBase::getServiceName - no form component service supported" );
+    }
+    return OUString();
+}
+
+void ControlModelBase::importProperty( sal_Int32 /*nPropId*/, const OUString& /*rValue*/ )
+{
+}
+
+void ControlModelBase::importPictureData( sal_Int32 /*nPropId*/, BinaryInputStream& /*rInStrm*/ )
+{
+}
+
+void ControlModelBase::convertProperties( PropertyMap& /*rPropMap*/, const ControlConverter& /*rConv*/ ) const
+{
+}
+
+void ControlModelBase::convertFromProperties( PropertySet& /*rPropMap*/, const ControlConverter& /*rConv*/ )
+{
+}
+
+void ControlModelBase::convertSize( PropertyMap& rPropMap, const ControlConverter& rConv ) const
+{
+    rConv.convertSize( rPropMap, maSize );
+}
+
+ComCtlModelBase::ComCtlModelBase( sal_uInt32 nDataPartId5, sal_uInt32 nDataPartId6,
+        sal_uInt16 nVersion ) :
+    maFontData( "Tahoma", 82500 ),
+    mnFlags( 0 ),
+    mnVersion( nVersion ),
+    mnDataPartId5( nDataPartId5 ),
+    mnDataPartId6( nDataPartId6 ),
+    mbCommonPart( true ),
+    mbComplexPart( true )
+{
+}
+
+bool ComCtlModelBase::importBinaryModel( BinaryInputStream& rInStrm )
+{
+    // read initial size part and header of the control data part
+    if( importSizePart( rInStrm ) && readPartHeader( rInStrm, getDataPartId(), mnVersion ) )
+    {
+        // if flags part exists, the first int32 of the data part contains its size
+        sal_uInt32 nCommonPartSize = 0;
+        if (mbCommonPart)
+            nCommonPartSize = rInStrm.readuInt32();
+        // implementations must read the exact amount of data, stream must point to its end afterwards
+        importControlData( rInStrm );
+        // read following parts
+        if( !rInStrm.isEof() &&
+            (!mbCommonPart || importCommonPart( rInStrm, nCommonPartSize )) &&
+            (!mbComplexPart || importComplexPart( rInStrm )) )
+        {
+            return !rInStrm.isEof();
+        }
+    }
+    return false;
+}
+
+void ComCtlModelBase::convertProperties( PropertyMap& rPropMap, const ControlConverter& rConv ) const
+{
+    if( mbCommonPart )
+        rPropMap.setProperty( PROP_Enabled, getFlag( mnFlags, COMCTL_COMMON_ENABLED ) );
+    ControlModelBase::convertProperties( rPropMap, rConv );
+}
+
+sal_uInt32 ComCtlModelBase::getDataPartId() const
+{
+    switch( mnVersion )
+    {
+        case COMCTL_VERSION_50: return mnDataPartId5;
+        case COMCTL_VERSION_60: return mnDataPartId6;
+    }
+    OSL_FAIL( "ComCtlObjectBase::getDataPartId - unexpected version" );
+    return SAL_MAX_UINT32;
+}
+
+bool ComCtlModelBase::readPartHeader( BinaryInputStream& rInStrm, sal_uInt32 nExpPartId, sal_uInt16 nExpMajor, sal_uInt16 nExpMinor )
+{
+    // no idea if all this is correct...
+    sal_uInt32 nPartId = rInStrm.readuInt32();
+    sal_uInt16 nMinor = rInStrm.readuInt16();
+    sal_uInt16 nMajor = rInStrm.readuInt16();
+    bool bPartId = nPartId == nExpPartId;
+    OSL_ENSURE( bPartId, "ComCtlObjectBase::readPartHeader - unexpected part identifier" );
+    bool bVersion = ((nExpMajor == SAL_MAX_UINT16) || (nExpMajor == nMajor)) && ((nExpMinor == SAL_MAX_UINT16) || (nExpMinor == nMinor));
+    OSL_ENSURE( bVersion, "ComCtlObjectBase::readPartHeader - unexpected part version" );
+    return !rInStrm.isEof() && bPartId && bVersion;
+}
+
+bool ComCtlModelBase::importSizePart( BinaryInputStream& rInStrm )
+{
+    if( readPartHeader( rInStrm, COMCTL_ID_SIZE, 0, 8 ) )
+    {
+        maSize.first = rInStrm.readInt32();
+        maSize.second = rInStrm.readInt32();
+        return !rInStrm.isEof();
+    }
+    return false;
+}
+
+bool ComCtlModelBase::importCommonPart( BinaryInputStream& rInStrm, sal_uInt32 nPartSize )
+{
+    sal_Int64 nEndPos = rInStrm.tell() + nPartSize;
+    if( (nPartSize >= 16) && readPartHeader( rInStrm, COMCTL_ID_COMMONDATA, 5, 0 ) )
+    {
+        rInStrm.skip( 4 );
+        mnFlags = rInStrm.readuInt32();
+        rInStrm.seek( nEndPos );
+        return !rInStrm.isEof();
+    }
+    return false;
+}
+
+bool ComCtlModelBase::importComplexPart( BinaryInputStream& rInStrm )
+{
+    if( readPartHeader( rInStrm, COMCTL_ID_COMPLEXDATA, 5, 1 ) )
+    {
+        sal_uInt32 nContFlags = rInStrm.readuInt32();
+        bool bReadOk =
+            (!getFlag( nContFlags, COMCTL_COMPLEX_FONT ) || OleHelper::importStdFont( maFontData, rInStrm, true )) &&
+            (!getFlag( nContFlags, COMCTL_COMPLEX_MOUSEICON ) || OleHelper::importStdPic( maMouseIcon, rInStrm ));
+        return bReadOk && !rInStrm.isEof();
+    }
+    return false;
+}
+
+ComCtlScrollBarModel::ComCtlScrollBarModel( sal_uInt16 nVersion ) :
+    ComCtlModelBase( SAL_MAX_UINT32, COMCTL_ID_SCROLLBAR_60, nVersion ),
+    mnScrollBarFlags( 0x00000011 ),
+    mnLargeChange( 1 ),
+    mnSmallChange( 1 ),
+    mnMin( 0 ),
+    mnMax( 32767 ),
+    mnPosition( 0 )
+{
+}
+
+ApiControlType ComCtlScrollBarModel::getControlType() const
+{
+    return API_CONTROL_SCROLLBAR;
+}
+
+void ComCtlScrollBarModel::convertProperties( PropertyMap& rPropMap, const ControlConverter& rConv ) const
+{
+    rPropMap.setProperty( PROP_Border, API_BORDER_NONE );
+    ControlConverter::convertOrientation( rPropMap, getFlag( mnScrollBarFlags, COMCTL_SCROLLBAR_HOR ) );
+    ControlConverter::convertScrollBar( rPropMap, mnMin, mnMax, mnPosition, mnSmallChange, mnLargeChange, mbAwtModel );
+    ComCtlModelBase::convertProperties( rPropMap, rConv );
+}
+
+void ComCtlScrollBarModel::importControlData( BinaryInputStream& rInStrm )
+{
+    mnScrollBarFlags = rInStrm.readuInt32();
+    mnLargeChange = rInStrm.readInt32();
+    mnSmallChange = rInStrm.readInt32();
+    mnMin = rInStrm.readInt32();
+    mnMax = rInStrm.readInt32();
+    mnPosition = rInStrm.readInt32();
+}
+
+ComCtlProgressBarModel::ComCtlProgressBarModel( sal_uInt16 nVersion ) :
+    ComCtlModelBase( COMCTL_ID_PROGRESSBAR_50, COMCTL_ID_PROGRESSBAR_60, nVersion ),
+    mfMin( 0.0 ),
+    mfMax( 100.0 ),
+    mnVertical( 0 ),
+    mnSmooth( 0 )
+{
+}
+
+ApiControlType ComCtlProgressBarModel::getControlType() const
+{
+    return API_CONTROL_PROGRESSBAR;
+}
+
+void ComCtlProgressBarModel::convertProperties( PropertyMap& rPropMap, const ControlConverter& rConv ) const
+{
+    sal_uInt16 nBorder = getFlag( mnFlags, COMCTL_COMMON_3DBORDER ) ? API_BORDER_SUNKEN :
+        (getFlag( mnFlags, COMCTL_COMMON_FLATBORDER ) ? API_BORDER_FLAT : API_BORDER_NONE);
+    rPropMap.setProperty( PROP_Border, nBorder );
+    rPropMap.setProperty( PROP_ProgressValueMin, getLimitedValue< sal_Int32, double >( ::std::min( mfMin, mfMax ), 0.0, SAL_MAX_INT32 ) );
+    rPropMap.setProperty( PROP_ProgressValueMax, getLimitedValue< sal_Int32, double >( ::std::max( mfMin, mfMax ), 0.0, SAL_MAX_INT32 ) );
+    // ComCtl model does not provide current value?
+    ComCtlModelBase::convertProperties( rPropMap, rConv );
+}
+
+void ComCtlProgressBarModel::importControlData( BinaryInputStream& rInStrm )
+{
+    mfMin = rInStrm.readFloat();
+    mfMax = rInStrm.readFloat();
+    if( mnVersion == COMCTL_VERSION_60 )
+    {
+        mnVertical = rInStrm.readuInt16();
+        mnSmooth = rInStrm.readuInt16();
+    }
+}
+
+AxControlModelBase::AxControlModelBase()
+{
+}
+
+void AxControlModelBase::importProperty( sal_Int32 nPropId, const OUString& rValue )
+{
+    switch( nPropId )
+    {
+        // size of the control shape: format is "width;height"
+        case XML_Size:
+        {
+            sal_Int32 nSepPos = rValue.indexOf( ';' );
+            OSL_ENSURE( nSepPos >= 0, "AxControlModelBase::importProperty - missing separator in 'Size' property" );
+            if( nSepPos >= 0 )
+            {
+                maSize.first = o3tl::toInt32(rValue.subView( 0, nSepPos ));
+                maSize.second = o3tl::toInt32(rValue.subView( nSepPos + 1 ));
+            }
+        }
+        break;
+    }
+}
+
+AxFontDataModel::AxFontDataModel( bool bSupportsAlign ) :
+    mbSupportsAlign( bSupportsAlign )
+{
+}
+
+void AxFontDataModel::importProperty( sal_Int32 nPropId, const OUString& rValue )
+{
+    switch( nPropId )
+    {
+        case XML_FontName:          maFontData.maFontName = rValue;                                             break;
+        case XML_FontEffects:
+            maFontData.mnFontEffects = static_cast<AxFontFlags>(AttributeConversion::decodeUnsigned( rValue ));
+            break;
+        case XML_FontHeight:        maFontData.mnFontHeight = AttributeConversion::decodeInteger( rValue );     break;
+        case XML_FontCharSet:       maFontData.mnFontCharSet = AttributeConversion::decodeInteger( rValue );    break;
+        case XML_ParagraphAlign:
+            maFontData.mnHorAlign = static_cast<AxHorizontalAlign>(AttributeConversion::decodeInteger( rValue ));
+            break;
+        default:                    AxControlModelBase::importProperty( nPropId, rValue );
+    }
+}
+
+bool AxFontDataModel::importBinaryModel( BinaryInputStream& rInStrm )
+{
+    return maFontData.importBinaryModel( rInStrm );
+}
+
+void AxFontDataModel::exportBinaryModel( BinaryOutputStream& rOutStrm )
+{
+    maFontData.exportBinaryModel( rOutStrm );
+}
+void AxFontDataModel::convertProperties( PropertyMap& rPropMap, const ControlConverter& rConv ) const
+{
+    // font name
+    if( !maFontData.maFontName.isEmpty() )
+        rPropMap.setProperty( PROP_FontName, maFontData.maFontName );
+
+    // font effects
+    rPropMap.setProperty( PROP_FontWeight, maFontData.mnFontEffects & AxFontFlags::Bold ? awt::FontWeight::BOLD : awt::FontWeight::NORMAL );
+    rPropMap.setProperty( PROP_FontSlant, maFontData.mnFontEffects & AxFontFlags::Italic ? FontSlant_ITALIC : FontSlant_NONE );
+    if (maFontData.mnFontEffects & AxFontFlags::Underline)
+        rPropMap.setProperty( PROP_FontUnderline, maFontData.mbDblUnderline ? awt::FontUnderline::DOUBLE : awt::FontUnderline::SINGLE );
+    else
+        rPropMap.setProperty( PROP_FontUnderline, awt::FontUnderline::NONE );
+    rPropMap.setProperty( PROP_FontStrikeout, maFontData.mnFontEffects & AxFontFlags::Strikeout ? awt::FontStrikeout::SINGLE : awt::FontStrikeout::NONE );
+    rPropMap.setProperty( PROP_FontHeight, maFontData.getHeightPoints() );
+
+    // font character set
+    rtl_TextEncoding eFontEnc = RTL_TEXTENCODING_DONTKNOW;
+    if( (0 <= maFontData.mnFontCharSet) && (maFontData.mnFontCharSet <= SAL_MAX_UINT8) )
+        eFontEnc = rtl_getTextEncodingFromWindowsCharset( static_cast< sal_uInt8 >( maFontData.mnFontCharSet ) );
+    if( eFontEnc != RTL_TEXTENCODING_DONTKNOW )
+        rPropMap.setProperty( PROP_FontCharset, static_cast< sal_Int16 >( eFontEnc ) );
+
+    // text alignment
+    if( mbSupportsAlign )
+    {
+        sal_Int32 nAlign = awt::TextAlign::LEFT;
+        switch( maFontData.mnHorAlign )
+        {
+            case AxHorizontalAlign::Left:      nAlign = awt::TextAlign::LEFT;   break;
+            case AxHorizontalAlign::Right:     nAlign = awt::TextAlign::RIGHT;  break;
+            case AxHorizontalAlign::Center:    nAlign = awt::TextAlign::CENTER; break;
+            default:    OSL_FAIL( "AxFontDataModel::convertProperties - unknown text alignment" );
+        }
+        // form controls expect short value
+        rPropMap.setProperty( PROP_Align, static_cast< sal_Int16 >( nAlign ) );
+    }
+
+    // process base class properties
+    AxControlModelBase::convertProperties( rPropMap, rConv );
+}
+
+void AxFontDataModel::convertFromProperties( PropertySet& rPropSet, const ControlConverter& /*rConv */)
+{
+    rPropSet.getProperty( maFontData.maFontName, PROP_FontName );
+    float fontWeight = float(0);
+    if ( rPropSet.getProperty(fontWeight, PROP_FontWeight ) )
+        setFlag( maFontData.mnFontEffects, AxFontFlags::Bold, ( fontWeight == awt::FontWeight::BOLD ) );
+    FontSlant nSlant = FontSlant_NONE;
+    if ( rPropSet.getProperty( nSlant, PROP_FontSlant ) )
+        setFlag( maFontData.mnFontEffects, AxFontFlags::Italic, ( nSlant == FontSlant_ITALIC ) );
+
+    sal_Int16 nUnderLine = awt::FontUnderline::NONE;
+    if ( rPropSet.getProperty( nUnderLine, PROP_FontUnderline ) )
+        setFlag( maFontData.mnFontEffects, AxFontFlags::Underline, nUnderLine != awt::FontUnderline::NONE && nUnderLine != awt::FontUnderline::DONTKNOW);
+    sal_Int16 nStrikeout = awt::FontStrikeout::NONE ;
+    if ( rPropSet.getProperty( nStrikeout, PROP_FontStrikeout ) )
+        setFlag( maFontData.mnFontEffects, AxFontFlags::Strikeout, nStrikeout != awt::FontStrikeout::NONE && nStrikeout != awt::FontStrikeout::DONTKNOW);
+
+    float fontHeight = 0.0;
+    if ( rPropSet.getProperty( fontHeight, PROP_FontHeight ) )
+    {
+        if ( fontHeight == 0 )  // tdf#118684
+        {
+            vcl::Font aDefaultVCLFont = Application::GetDefaultDevice()->GetSettings().GetStyleSettings().GetAppFont();
+            fontHeight = static_cast< float >( aDefaultVCLFont.GetFontHeight() );
+        }
+        maFontData.setHeightPoints( static_cast< sal_Int16 >( fontHeight ) );
+    }
+
+    // TODO - handle textencoding
+    sal_Int16 nAlign = 0;
+    if ( rPropSet.getProperty( nAlign, PROP_Align ) )
+    {
+        switch ( nAlign )
+        {
+            case awt::TextAlign::LEFT: maFontData.mnHorAlign = AxHorizontalAlign::Left;   break;
+            case awt::TextAlign::RIGHT: maFontData.mnHorAlign = AxHorizontalAlign::Right;  break;
+            case awt::TextAlign::CENTER: maFontData.mnHorAlign = AxHorizontalAlign::Center; break;
+            default:    OSL_FAIL( "AxFontDataModel::convertFromProperties - unknown text alignment" );
+        }
+    }
+}
+
+AxCommandButtonModel::AxCommandButtonModel() :
+    mnTextColor( AX_SYSCOLOR_BUTTONTEXT ),
+    mnBackColor( AX_SYSCOLOR_BUTTONFACE ),
+    mnFlags( AX_CMDBUTTON_DEFFLAGS ),
+    mnPicturePos( AX_PICPOS_ABOVECENTER ),
+    mnVerticalAlign( XML_Center ),
+    mbFocusOnClick( true )
+{
+}
+
+void AxCommandButtonModel::importProperty( sal_Int32 nPropId, const OUString& rValue )
+{
+    switch( nPropId )
+    {
+        case XML_Caption:               maCaption = rValue;                                                 break;
+        case XML_ForeColor:             mnTextColor = AttributeConversion::decodeUnsigned( rValue );        break;
+        case XML_BackColor:             mnBackColor = AttributeConversion::decodeUnsigned( rValue );        break;
+        case XML_VariousPropertyBits:   mnFlags = AttributeConversion::decodeUnsigned( rValue );            break;
+        case XML_PicturePosition:       mnPicturePos = AttributeConversion::decodeUnsigned( rValue );       break;
+        case XML_TakeFocusOnClick:      mbFocusOnClick = AttributeConversion::decodeInteger( rValue ) != 0; break;
+        default:                        AxFontDataModel::importProperty( nPropId, rValue );
+    }
+}
+
+void AxCommandButtonModel::importPictureData( sal_Int32 nPropId, BinaryInputStream& rInStrm )
+{
+    switch( nPropId )
+    {
+        case XML_Picture:   OleHelper::importStdPic( maPictureData, rInStrm );    break;
+        default:            AxFontDataModel::importPictureData( nPropId, rInStrm );
+    }
+}
+
+bool AxCommandButtonModel::importBinaryModel( BinaryInputStream& rInStrm )
+{
+    AxBinaryPropertyReader aReader( rInStrm );
+    aReader.readIntProperty< sal_uInt32 >( mnTextColor );
+    aReader.readIntProperty< sal_uInt32 >( mnBackColor );
+    aReader.readIntProperty< sal_uInt32 >( mnFlags );
+    aReader.readStringProperty( maCaption );
+    aReader.readIntProperty< sal_uInt32 >( mnPicturePos );
+    aReader.readPairProperty( maSize );
+    aReader.skipIntProperty< sal_uInt8 >(); // mouse pointer
+    aReader.readPictureProperty( maPictureData );
+    aReader.skipIntProperty< sal_uInt16 >(); // accelerator
+    aReader.readBoolProperty( mbFocusOnClick, true ); // binary flag means "do not take focus"
+    aReader.skipPictureProperty(); // mouse icon
+    return aReader.finalizeImport() && AxFontDataModel::importBinaryModel( rInStrm );
+}
+
+void AxCommandButtonModel::exportBinaryModel( BinaryOutputStream& rOutStrm )
+{
+    AxBinaryPropertyWriter aWriter( rOutStrm );
+    aWriter.writeIntProperty< sal_uInt32 >( mnTextColor );
+    if ( mnBackColor )
+        aWriter.writeIntProperty< sal_uInt32 >( mnBackColor );
+    else
+        aWriter.skipProperty(); // default backcolour
+    aWriter.writeIntProperty< sal_uInt32 >( mnFlags );
+    aWriter.writeStringProperty( maCaption );
+    aWriter.skipProperty(); // pict pos
+    aWriter.writePairProperty( maSize );
+    aWriter.skipProperty(); // mouse pointer
+    aWriter.skipProperty(); // picture data
+    aWriter.skipProperty(); // accelerator
+    aWriter.writeBoolProperty( mbFocusOnClick ); // binary flag means "do not take focus"
+    aWriter.skipProperty(); // mouse icon
+    aWriter.finalizeExport();
+    AxFontDataModel::exportBinaryModel( rOutStrm );
+}
+
+void AxCommandButtonModel::exportCompObj( BinaryOutputStream& rOutStream )
+{
+    // should be able to replace this hardcoded foo with
+    // proper export info from MS-OLEDS spec.
+    static sal_uInt8 const aCompObj[] = {
+        0x01, 0x00, 0xFE, 0xFF, 0x03, 0x0A, 0x00, 0x00,
+        0xFF, 0xFF, 0xFF, 0xFF, 0x40, 0x32, 0x05, 0xD7,
+        0x69, 0xCE, 0xCD, 0x11, 0xA7, 0x77, 0x00, 0xDD,
+        0x01, 0x14, 0x3C, 0x57, 0x22, 0x00, 0x00, 0x00,
+        0x4D, 0x69, 0x63, 0x72, 0x6F, 0x73, 0x6F, 0x66,
+        0x74, 0x20, 0x46, 0x6F, 0x72, 0x6d, 0x73, 0x20,
+        0x32, 0x2e, 0x30, 0x20, 0x43, 0x6F, 0x6D, 0x6D,
+        0x61, 0x6E, 0x64, 0x42, 0x75, 0x74, 0x74, 0x6F,
+        0x6E, 0x00, 0x10, 0x00, 0x00, 0x00, 0x45, 0x6D,
+        0x62, 0x65, 0x64, 0x64, 0x65, 0x64, 0x20, 0x4F,
+        0x62, 0x6A, 0x65, 0x63, 0x74, 0x00, 0x16, 0x00,
+        0x00, 0x00, 0x46, 0x6F, 0x72, 0x6D, 0x73, 0x2E,
+        0x43, 0x6F, 0x6D, 0x6D, 0x61, 0x6E, 0x64, 0x42,
+        0x75, 0x74, 0x74, 0x6F, 0x6E, 0x2E, 0x31, 0x00,
+        0xF4, 0x39, 0xB2, 0x71, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+    };
+    rOutStream.writeMemory( aCompObj, sizeof( aCompObj ) );
+}
+
+ApiControlType AxCommandButtonModel::getControlType() const
+{
+    return API_CONTROL_BUTTON;
+}
+
+void AxCommandButtonModel::convertProperties( PropertyMap& rPropMap, const ControlConverter& rConv ) const
+{
+    rPropMap.setProperty( PROP_Label, maCaption );
+    rPropMap.setProperty( PROP_Enabled, getFlag( mnFlags, AX_FLAGS_ENABLED ) );
+    rPropMap.setProperty( PROP_MultiLine, getFlag( mnFlags, AX_FLAGS_WORDWRAP ) );
+    rPropMap.setProperty( PROP_FocusOnClick, mbFocusOnClick );
+    rConv.convertColor( rPropMap, PROP_TextColor, mnTextColor );
+    ControlConverter::convertVerticalAlign( rPropMap, mnVerticalAlign );
+    rConv.convertAxBackground( rPropMap, mnBackColor, mnFlags, ApiTransparencyMode::NotSupported );
+    rConv.convertAxPicture( rPropMap, maPictureData, mnPicturePos );
+    AxFontDataModel::convertProperties( rPropMap, rConv );
+}
+
+void AxCommandButtonModel::convertFromProperties( PropertySet& rPropSet, const ControlConverter& rConv )
+{
+    (void)rPropSet.getProperty(maCaption, PROP_Label);
+    bool bRes = false;
+    if ( rPropSet.getProperty( bRes, PROP_Enabled ) )
+        setFlag( mnFlags, AX_FLAGS_ENABLED, bRes );
+    if ( rPropSet.getProperty( bRes,  PROP_MultiLine ) )
+        setFlag( mnFlags, AX_FLAGS_WORDWRAP, bRes );
+    (void)rPropSet.getProperty(mbFocusOnClick, PROP_FocusOnClick);
+
+    ControlConverter::convertToMSColor( rPropSet, PROP_TextColor, mnTextColor );
+    ControlConverter::convertToMSColor( rPropSet, PROP_BackgroundColor, mnBackColor );
+
+    AxFontDataModel::convertFromProperties( rPropSet, rConv );
+}
+
+AxLabelModel::AxLabelModel() :
+    mnTextColor( AX_SYSCOLOR_BUTTONTEXT ),
+    mnBackColor( AX_SYSCOLOR_BUTTONFACE ),
+    mnFlags( AX_LABEL_DEFFLAGS ),
+    mnBorderColor( AX_SYSCOLOR_WINDOWFRAME ),
+    mnBorderStyle( AX_BORDERSTYLE_NONE ),
+    mnSpecialEffect( AX_SPECIALEFFECT_FLAT ),
+    mnVerticalAlign( XML_Top )
+{
+}
+
+void AxLabelModel::importProperty( sal_Int32 nPropId, const OUString& rValue )
+{
+    switch( nPropId )
+    {
+        case XML_Caption:               maCaption = rValue;                                             break;
+        case XML_ForeColor:             mnTextColor = AttributeConversion::decodeUnsigned( rValue );    break;
+        case XML_BackColor:             mnBackColor = AttributeConversion::decodeUnsigned( rValue );    break;
+        case XML_VariousPropertyBits:   mnFlags = AttributeConversion::decodeUnsigned( rValue );        break;
+        case XML_BorderColor:           mnBorderColor = AttributeConversion::decodeUnsigned( rValue );  break;
+        case XML_BorderStyle:           mnBorderStyle = AttributeConversion::decodeInteger( rValue );   break;
+        case XML_SpecialEffect:         mnSpecialEffect = AttributeConversion::decodeInteger( rValue ); break;
+        default:                        AxFontDataModel::importProperty( nPropId, rValue );
+    }
+}
+
+bool AxLabelModel::importBinaryModel( BinaryInputStream& rInStrm )
+{
+    AxBinaryPropertyReader aReader( rInStrm );
+    aReader.readIntProperty< sal_uInt32 >( mnTextColor );
+    aReader.readIntProperty< sal_uInt32 >( mnBackColor );
+    aReader.readIntProperty< sal_uInt32 >( mnFlags );
+    aReader.readStringProperty( maCaption );
+    aReader.skipIntProperty< sal_uInt32 >(); // picture position
+    aReader.readPairProperty( maSize );
+    aReader.skipIntProperty< sal_uInt8 >(); // mouse pointer
+    aReader.readIntProperty< sal_uInt32 >( mnBorderColor );
+    aReader.readIntProperty< sal_uInt16 >( mnBorderStyle );
+    aReader.readIntProperty< sal_uInt16 >( mnSpecialEffect );
+    aReader.skipPictureProperty(); // picture
+    aReader.skipIntProperty< sal_uInt16 >(); // accelerator
+    aReader.skipPictureProperty(); // mouse icon
+    return aReader.finalizeImport() && AxFontDataModel::importBinaryModel( rInStrm );
+}
+
+void AxLabelModel::exportBinaryModel( BinaryOutputStream& rOutStrm )
+{
+    AxBinaryPropertyWriter aWriter( rOutStrm );
+    aWriter.writeIntProperty< sal_uInt32 >( mnTextColor );
+    if ( mnBackColor )
+        aWriter.writeIntProperty< sal_uInt32 >( mnBackColor );
+    else
+        // if mnBackColor == 0 then it's the libreoffice default backcolour is
+        // the MSO Label default which is AX_SYSCOLOR_BUTTONFACE
+        aWriter.writeIntProperty< sal_uInt32 >( AX_SYSCOLOR_WINDOWBACK );
+    aWriter.writeIntProperty< sal_uInt32 >( mnFlags );
+    aWriter.writeStringProperty( maCaption );
+    aWriter.skipProperty(); // picture position
+    aWriter.writePairProperty( maSize );
+    aWriter.skipProperty(); // mouse pointer
+    aWriter.writeIntProperty< sal_uInt32 >( mnBorderColor );
+    aWriter.writeIntProperty< sal_uInt16 >( mnBorderStyle );
+    aWriter.writeIntProperty< sal_uInt16 >( mnSpecialEffect );
+    aWriter.skipProperty(); // picture
+    aWriter.skipProperty(); // accelerator
+    aWriter.skipProperty(); // mouse icon
+    aWriter.finalizeExport();
+    AxFontDataModel::exportBinaryModel( rOutStrm );
+}
+
+void AxLabelModel::convertFromProperties( PropertySet& rPropSet, const ControlConverter& rConv )
+{
+    rPropSet.getProperty( maCaption, PROP_Label );
+    bool bRes = false;
+    if ( rPropSet.getProperty( bRes, PROP_Enabled ) )
+        setFlag( mnFlags, AX_FLAGS_ENABLED, bRes );
+    if ( rPropSet.getProperty( bRes,  PROP_MultiLine ) )
+        setFlag( mnFlags, AX_FLAGS_WORDWRAP, bRes );
+
+    ControlConverter::convertToMSColor( rPropSet, PROP_TextColor, mnTextColor );
+    // VerticalAlign doesn't seem to be read from binary
+
+    // not sure about background color, how do we decide when to set
+    // AX_FLAGS_OPAQUE ?
+    ControlConverter::convertToMSColor( rPropSet, PROP_BackgroundColor, mnBackColor  );
+    ControlConverter::convertToAxBorder( rPropSet, mnBorderColor, mnBorderStyle, mnSpecialEffect );
+
+    AxFontDataModel::convertFromProperties( rPropSet, rConv );
+}
+
+void AxLabelModel::exportCompObj( BinaryOutputStream& rOutStream )
+{
+    // should be able to replace this hardcoded foo with
+    // proper export info from MS-OLEDS spec.
+    static sal_uInt8 const aCompObj[] = {
+        0x01, 0x00, 0xFE, 0xFF, 0x03, 0x0A, 0x00, 0x00,
+        0xFF, 0xFF, 0xFF, 0xFF, 0x23, 0x9E, 0x8C, 0x97,
+        0xB0, 0xD4, 0xCE, 0x11, 0xBF, 0x2D, 0x00, 0xAA,
+        0x00, 0x3F, 0x40, 0xD0, 0x1A, 0x00, 0x00, 0x00,
+        0x4D, 0x69, 0x63, 0x72, 0x6F, 0x73, 0x6F, 0x66,
+        0x74, 0x20, 0x46, 0x6F, 0x72, 0x6D, 0x73, 0x20,
+        0x32, 0x2E, 0x30, 0x20, 0x4C, 0x61, 0x62, 0x65,
+        0x6C, 0x00, 0x10, 0x00, 0x00, 0x00, 0x45, 0x6D,
+        0x62, 0x65, 0x64, 0x64, 0x65, 0x64, 0x20, 0x4F,
+        0x62, 0x6A, 0x65, 0x63, 0x74, 0x00, 0x0E, 0x00,
+        0x00, 0x00, 0x46, 0x6F, 0x72, 0x6D, 0x73, 0x2E,
+        0x4C, 0x61, 0x62, 0x65, 0x6C, 0x2E, 0x31, 0x00,
+        0xF4, 0x39, 0xB2, 0x71, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+    };
+    rOutStream.writeMemory( aCompObj, sizeof( aCompObj ) );
+}
+
+ApiControlType AxLabelModel::getControlType() const
+{
+    return API_CONTROL_FIXEDTEXT;
+}
+
+void AxLabelModel::convertProperties( PropertyMap& rPropMap, const ControlConverter& rConv ) const
+{
+    rPropMap.setProperty( PROP_Label, maCaption );
+    rPropMap.setProperty( PROP_Enabled, getFlag( mnFlags, AX_FLAGS_ENABLED ) );
+    rPropMap.setProperty( PROP_MultiLine, getFlag( mnFlags, AX_FLAGS_WORDWRAP ) );
+    rConv.convertColor( rPropMap, PROP_TextColor, mnTextColor );
+    ControlConverter::convertVerticalAlign( rPropMap, mnVerticalAlign );
+    rConv.convertAxBackground( rPropMap, mnBackColor, mnFlags, ApiTransparencyMode::Void );
+    rConv.convertAxBorder( rPropMap, mnBorderColor, mnBorderStyle, mnSpecialEffect );
+    AxFontDataModel::convertProperties( rPropMap, rConv );
+}
+
+AxImageModel::AxImageModel() :
+    mnBackColor( AX_SYSCOLOR_BUTTONFACE ),
+    mnFlags( AX_IMAGE_DEFFLAGS ),
+    mnBorderColor( AX_SYSCOLOR_WINDOWFRAME ),
+    mnBorderStyle( AX_BORDERSTYLE_SINGLE ),
+    mnSpecialEffect( AX_SPECIALEFFECT_FLAT ),
+    mnPicSizeMode( AX_PICSIZE_CLIP ),
+    mnPicAlign( AX_PICALIGN_CENTER ),
+    mbPicTiling( false )
+{
+}
+
+void AxImageModel::importProperty( sal_Int32 nPropId, const OUString& rValue )
+{
+    switch( nPropId )
+    {
+        case XML_BackColor:             mnBackColor = AttributeConversion::decodeUnsigned( rValue );      break;
+        case XML_VariousPropertyBits:   mnFlags = AttributeConversion::decodeUnsigned( rValue );          break;
+        case XML_BorderColor:           mnBorderColor = AttributeConversion::decodeUnsigned( rValue );    break;
+        case XML_BorderStyle:           mnBorderStyle = AttributeConversion::decodeInteger( rValue );     break;
+        case XML_SpecialEffect:         mnSpecialEffect = AttributeConversion::decodeInteger( rValue );   break;
+        case XML_SizeMode:              mnPicSizeMode = AttributeConversion::decodeInteger( rValue );     break;
+        case XML_PictureAlignment:      mnPicAlign = AttributeConversion::decodeInteger( rValue );        break;
+        case XML_PictureTiling:         mbPicTiling = AttributeConversion::decodeInteger( rValue ) != 0;  break;
+        default:                        AxControlModelBase::importProperty( nPropId, rValue );
+    }
+}
+
+void AxImageModel::importPictureData( sal_Int32 nPropId, BinaryInputStream& rInStrm )
+{
+    switch( nPropId )
+    {
+        case XML_Picture:   OleHelper::importStdPic( maPictureData, rInStrm );    break;
+        default:            AxControlModelBase::importPictureData( nPropId, rInStrm );
+    }
+}
+
+bool AxImageModel::importBinaryModel( BinaryInputStream& rInStrm )
+{
+    AxBinaryPropertyReader aReader( rInStrm );
+    aReader.skipUndefinedProperty();
+    aReader.skipUndefinedProperty();
+    aReader.skipBoolProperty(); // auto-size
+    aReader.readIntProperty< sal_uInt32 >( mnBorderColor );
+    aReader.readIntProperty< sal_uInt32 >( mnBackColor );
+    aReader.readIntProperty< sal_uInt8 >( mnBorderStyle );
+    aReader.skipIntProperty< sal_uInt8 >(); // mouse pointer
+    aReader.readIntProperty< sal_uInt8 >( mnPicSizeMode );
+    aReader.readIntProperty< sal_uInt8 >( mnSpecialEffect );
+    aReader.readPairProperty( maSize );
+    aReader.readPictureProperty( maPictureData );
+    aReader.readIntProperty< sal_uInt8 >( mnPicAlign );
+    aReader.readBoolProperty( mbPicTiling );
+    aReader.readIntProperty< sal_uInt32 >( mnFlags );
+    aReader.skipPictureProperty(); // mouse icon
+    return aReader.finalizeImport();
+}
+
+void AxImageModel::exportBinaryModel( BinaryOutputStream& rOutStrm )
+{
+    AxBinaryPropertyWriter aWriter( rOutStrm );
+    aWriter.skipProperty(); //undefined
+    aWriter.skipProperty(); //undefined
+    aWriter.skipProperty(); //auto-size
+    aWriter.writeIntProperty< sal_uInt32 >( mnBorderColor );
+    if ( mnBackColor )
+        aWriter.writeIntProperty< sal_uInt32 >( mnBackColor );
+    else
+        aWriter.skipProperty(); // default backcolour
+    aWriter.writeIntProperty< sal_uInt8 >( mnBorderStyle );
+    aWriter.skipProperty(); // mouse pointer
+    aWriter.writeIntProperty< sal_uInt8 >( mnPicSizeMode );
+    aWriter.writeIntProperty< sal_uInt8 >( mnSpecialEffect );
+    aWriter.writePairProperty( maSize );
+    aWriter.skipProperty(); //maPictureData );
+    aWriter.writeIntProperty< sal_uInt8 >( mnPicAlign );
+    aWriter.writeBoolProperty( mbPicTiling );
+    aWriter.writeIntProperty< sal_uInt32 >( mnFlags );
+    aWriter.skipProperty(); // mouse icon
+    aWriter.finalizeExport();
+}
+
+void AxImageModel::exportCompObj( BinaryOutputStream& rOutStream )
+{
+    // should be able to replace this hardcoded foo with
+    // proper export info from MS-OLEDS spec.
+    static sal_uInt8 const aCompObj[] = {
+        0x01, 0x00, 0xFE, 0xFF, 0x03, 0x0A, 0x00, 0x00,
+        0xFF, 0xFF, 0xFF, 0xFF, 0x41, 0x92, 0x59, 0x4C,
+        0x26, 0x69, 0x1B, 0x10, 0x99, 0x92, 0x00, 0x00,
+        0x0B, 0x65, 0xC6, 0xF9, 0x1A, 0x00, 0x00, 0x00,
+        0x4D, 0x69, 0x63, 0x72, 0x6F, 0x73, 0x6F, 0x66,
+        0x74, 0x20, 0x46, 0x6F, 0x72, 0x6D, 0x73, 0x20,
+        0x32, 0x2E, 0x30, 0x20, 0x49, 0x6D, 0x61, 0x67,
+        0x65, 0x00, 0x10, 0x00, 0x00, 0x00, 0x45, 0x6D,
+        0x62, 0x65, 0x64, 0x64, 0x65, 0x64, 0x20, 0x4F,
+        0x62, 0x6A, 0x65, 0x63, 0x74, 0x00, 0x0E, 0x00,
+        0x00, 0x00, 0x46, 0x6F, 0x72, 0x6D, 0x73, 0x2E,
+        0x49, 0x6D, 0x61, 0x67, 0x65, 0x2E, 0x31, 0x00,
+        0xF4, 0x39, 0xB2, 0x71, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+    };
+    rOutStream.writeMemory( aCompObj, sizeof( aCompObj ) );
+}
+
+ApiControlType AxImageModel::getControlType() const
+{
+    return API_CONTROL_IMAGE;
+}
+
+void AxImageModel::convertProperties( PropertyMap& rPropMap, const ControlConverter& rConv ) const
+{
+    rPropMap.setProperty( PROP_Enabled, getFlag( mnFlags, AX_FLAGS_ENABLED ) );
+    rConv.convertAxBackground( rPropMap, mnBackColor, mnFlags, ApiTransparencyMode::Void );
+    rConv.convertAxBorder( rPropMap, mnBorderColor, mnBorderStyle, mnSpecialEffect );
+    rConv.convertAxPicture( rPropMap, maPictureData, mnPicSizeMode );
+    AxControlModelBase::convertProperties( rPropMap, rConv );
+}
+
+AxTabStripModel::AxTabStripModel() :
+    mnListIndex( 0 ),
+    mnTabStyle( 0 ),
+    mnTabData( 0 ),
+    mnVariousPropertyBits( 0 )
+{
+}
+
+bool AxTabStripModel::importBinaryModel( BinaryInputStream& rInStrm )
+{
+    // not worth reading much here, basically we are interested
+    // in whether we have tabs, the width, the height and the
+    // captions, everything else we can pretty much discard ( for now )
+    AxBinaryPropertyReader aReader( rInStrm );
+    aReader.readIntProperty< sal_uInt32 >( mnListIndex ); // ListIndex
+    aReader.skipIntProperty< sal_uInt32 >(); // Backcolor
+    aReader.skipIntProperty< sal_uInt32 >(); // ForeColor
+    aReader.skipUndefinedProperty();
+    aReader.readPairProperty( maSize );
+    aReader.readArrayStringProperty( maItems );
+    aReader.skipIntProperty< sal_uInt8 >();  // MousePointer
+    aReader.skipUndefinedProperty();
+    aReader.skipIntProperty< sal_uInt32 >(); // TabOrientation
+    aReader.readIntProperty< sal_uInt32 >(mnTabStyle); // TabStyle
+    aReader.skipBoolProperty();              // MultiRow
+    aReader.skipIntProperty< sal_uInt32 >(); // TabFixedWidth
+    aReader.skipIntProperty< sal_uInt32 >(); // TabFixedHeight
+    aReader.skipBoolProperty();              // ToolTips
+    aReader.skipUndefinedProperty();
+    aReader.skipArrayStringProperty();  // ToolTip strings
+    aReader.skipUndefinedProperty();
+    aReader.readArrayStringProperty( maTabNames ); // Tab names
+    aReader.readIntProperty< sal_uInt32 >(mnVariousPropertyBits); // VariousPropertyBits
+    aReader.skipBoolProperty();// NewVersion
+    aReader.skipIntProperty< sal_uInt32 >(); // TabsAllocated
+    aReader.skipArrayStringProperty();  // Tags
+    aReader.readIntProperty<sal_uInt32 >(mnTabData);  // TabData
+    aReader.skipArrayStringProperty();  // Accelerators
+    aReader.skipPictureProperty(); // Mouse Icon
+    return aReader.finalizeImport() && AxFontDataModel::importBinaryModel( rInStrm );
+}
+
+ApiControlType AxTabStripModel::getControlType() const
+{
+    return API_CONTROL_TABSTRIP;
+}
+
+AxMorphDataModelBase::AxMorphDataModelBase() :
+    mnTextColor( AX_SYSCOLOR_WINDOWTEXT ),
+    mnBackColor( AX_SYSCOLOR_WINDOWBACK ),
+    mnFlags( AX_MORPHDATA_DEFFLAGS ),
+    mnPicturePos( AX_PICPOS_ABOVECENTER ),
+    mnBorderColor( AX_SYSCOLOR_WINDOWFRAME ),
+    mnBorderStyle( AX_BORDERSTYLE_NONE ),
+    mnSpecialEffect( AX_SPECIALEFFECT_SUNKEN ),
+    mnDisplayStyle( AX_DISPLAYSTYLE_TEXT ),
+    mnMultiSelect( AX_SELECTION_SINGLE ),
+    mnScrollBars( AX_SCROLLBAR_NONE ),
+    mnMatchEntry( AX_MATCHENTRY_NONE ),
+    mnShowDropButton( AX_SHOWDROPBUTTON_NEVER ),
+    mnMaxLength( 0 ),
+    mnPasswordChar( 0 ),
+    mnListRows( 8 ),
+    mnVerticalAlign( XML_Center )
+{
+}
+
+void AxMorphDataModelBase::importProperty( sal_Int32 nPropId, const OUString& rValue )
+{
+    switch( nPropId )
+    {
+        case XML_Caption:               maCaption = rValue;                                             break;
+        case XML_Value:                 maValue = rValue;                                               break;
+        case XML_GroupName:             maGroupName = rValue;                                           break;
+        case XML_ForeColor:             mnTextColor = AttributeConversion::decodeUnsigned( rValue );    break;
+        case XML_BackColor:             mnBackColor = AttributeConversion::decodeUnsigned( rValue );    break;
+        case XML_VariousPropertyBits:   mnFlags = AttributeConversion::decodeUnsigned( rValue );        break;
+        case XML_PicturePosition:       mnPicturePos = AttributeConversion::decodeUnsigned( rValue );   break;
+        case XML_BorderColor:           mnBorderColor = AttributeConversion::decodeUnsigned( rValue );  break;
+        case XML_BorderStyle:           mnBorderStyle = AttributeConversion::decodeInteger( rValue );   break;
+        case XML_SpecialEffect:         mnSpecialEffect = AttributeConversion::decodeInteger( rValue ); break;
+        case XML_DisplayStyle:          mnDisplayStyle = AttributeConversion::decodeInteger( rValue );  break;
+        case XML_MultiSelect:           mnMultiSelect = AttributeConversion::decodeInteger( rValue );   break;
+        case XML_ScrollBars:            mnScrollBars = AttributeConversion::decodeInteger( rValue );    break;
+        case XML_MatchEntry:            mnMatchEntry = AttributeConversion::decodeInteger( rValue );    break;
+        case XML_ShowDropButtonWhen:    mnShowDropButton = AttributeConversion::decodeInteger( rValue );break;
+        case XML_MaxLength:             mnMaxLength = AttributeConversion::decodeInteger( rValue );     break;
+        case XML_PasswordChar:          mnPasswordChar = AttributeConversion::decodeInteger( rValue );  break;
+        case XML_ListRows:              mnListRows = AttributeConversion::decodeInteger( rValue );      break;
+        default:                        AxFontDataModel::importProperty( nPropId, rValue );
+    }
+}
+
+void AxMorphDataModelBase::importPictureData( sal_Int32 nPropId, BinaryInputStream& rInStrm )
+{
+    switch( nPropId )
+    {
+        case XML_Picture:   OleHelper::importStdPic( maPictureData, rInStrm );    break;
+        default:            AxFontDataModel::importPictureData( nPropId, rInStrm );
+    }
+}
+
+bool AxMorphDataModelBase::importBinaryModel( BinaryInputStream& rInStrm )
+{
+    AxBinaryPropertyReader aReader( rInStrm, true );
+    aReader.readIntProperty< sal_uInt32 >( mnFlags );
+    aReader.readIntProperty< sal_uInt32 >( mnBackColor );
+    aReader.readIntProperty< sal_uInt32 >( mnTextColor );
+    aReader.readIntProperty< sal_Int32 >( mnMaxLength );
+    aReader.readIntProperty< sal_uInt8 >( mnBorderStyle );
+    aReader.readIntProperty< sal_uInt8 >( mnScrollBars );
+    aReader.readIntProperty< sal_uInt8 >( mnDisplayStyle );
+    aReader.skipIntProperty< sal_uInt8 >(); // mouse pointer
+    aReader.readPairProperty( maSize );
+    aReader.readIntProperty< sal_uInt16 >( mnPasswordChar );
+    aReader.skipIntProperty< sal_uInt32 >(); // list width
+    aReader.skipIntProperty< sal_uInt16 >(); // bound column
+    aReader.skipIntProperty< sal_Int16 >(); // text column
+    aReader.skipIntProperty< sal_Int16 >(); // column count
+    aReader.readIntProperty< sal_uInt16 >( mnListRows );
+    aReader.skipIntProperty< sal_uInt16 >(); // column info count
+    aReader.readIntProperty< sal_uInt8 >( mnMatchEntry );
+    aReader.skipIntProperty< sal_uInt8 >(); // list style
+    aReader.readIntProperty< sal_uInt8 >( mnShowDropButton );
+    aReader.skipUndefinedProperty();
+    aReader.skipIntProperty< sal_uInt8 >(); // drop down style
+    aReader.readIntProperty< sal_uInt8 >( mnMultiSelect );
+    aReader.readStringProperty( maValue );
+    aReader.readStringProperty( maCaption );
+    aReader.readIntProperty< sal_uInt32 >( mnPicturePos );
+    aReader.readIntProperty< sal_uInt32 >( mnBorderColor );
+    aReader.readIntProperty< sal_uInt32 >( mnSpecialEffect );
+    aReader.skipPictureProperty(); // mouse icon
+    aReader.readPictureProperty( maPictureData );
+    aReader.skipIntProperty< sal_uInt16 >(); // accelerator
+    aReader.skipUndefinedProperty();
+    aReader.skipBoolProperty();
+    aReader.readStringProperty( maGroupName );
+    return aReader.finalizeImport() && AxFontDataModel::importBinaryModel( rInStrm );
+}
+
+void AxMorphDataModelBase::exportBinaryModel( BinaryOutputStream& rOutStrm )
+{
+    AxBinaryPropertyWriter aWriter( rOutStrm, true );
+    if ( mnFlags != AX_MORPHDATA_DEFFLAGS )
+        aWriter.writeIntProperty< sal_uInt32 >( mnFlags );
+    else
+        aWriter.skipProperty(); //mnFlags
+    if ( mnBackColor )
+        aWriter.writeIntProperty< sal_uInt32 >( mnBackColor );
+    else
+        aWriter.skipProperty(); // default backcolour
+    aWriter.writeIntProperty< sal_uInt32 >( mnTextColor );
+
+    // only write if different from default
+    if ( ( ( mnDisplayStyle == AX_DISPLAYSTYLE_TEXT ) || ( mnDisplayStyle == AX_DISPLAYSTYLE_COMBOBOX ) ) && mnMaxLength != 0 )
+        aWriter.writeIntProperty< sal_Int32 >( mnMaxLength );
+    else
+        aWriter.skipProperty(); //mnMaxLength
+    if ( ( ( mnDisplayStyle == AX_DISPLAYSTYLE_COMBOBOX ) || ( mnDisplayStyle == AX_DISPLAYSTYLE_LISTBOX ) || ( mnDisplayStyle == AX_DISPLAYSTYLE_TEXT ) ) && mnBorderStyle != AX_BORDERSTYLE_NONE )
+        aWriter.writeIntProperty< sal_uInt8 >( mnBorderStyle );
+    else
+        aWriter.skipProperty(); //mnBorderStyle
+
+    if ( ( mnDisplayStyle == AX_DISPLAYSTYLE_LISTBOX || mnDisplayStyle == AX_DISPLAYSTYLE_TEXT ) && mnScrollBars != AX_SCROLLBAR_NONE )
+        aWriter.writeIntProperty< sal_uInt8 >( mnScrollBars );
+    else
+        aWriter.skipProperty(); //mnScrollBars
+    aWriter.writeIntProperty< sal_uInt8 >( mnDisplayStyle );
+    aWriter.skipProperty(); // mouse pointer
+    aWriter.writePairProperty( maSize );
+    if  ( mnDisplayStyle == AX_DISPLAYSTYLE_TEXT )
+        aWriter.writeIntProperty< sal_uInt16 >( mnPasswordChar );
+    else
+        aWriter.skipProperty(); // mnPasswordChar
+    aWriter.skipProperty(); // list width
+    aWriter.skipProperty(); // bound column
+    aWriter.skipProperty(); // text column
+    aWriter.skipProperty(); // column count
+    aWriter.skipProperty(); // mnListRows
+    aWriter.skipProperty(); // column info count
+    aWriter.skipProperty(); // mnMatchEntry
+    aWriter.skipProperty(); // list style
+    aWriter.skipProperty(); // mnShowDropButton );
+    aWriter.skipProperty();
+    aWriter.skipProperty(); // drop down style
+    if ( (mnDisplayStyle == AX_DISPLAYSTYLE_LISTBOX || mnDisplayStyle == AX_DISPLAYSTYLE_CHECKBOX) && mnMultiSelect != AX_SELECTION_SINGLE )
+        aWriter.writeIntProperty< sal_uInt8 >( mnMultiSelect );
+    // although CheckBox, ListBox, OptionButton, ToggleButton are also supported
+    // they can only have the fileformat default
+    else
+        aWriter.skipProperty(); //mnMultiSelect
+    aWriter.writeStringProperty( maValue );
+
+    if ( ( mnDisplayStyle == AX_DISPLAYSTYLE_CHECKBOX ) || ( mnDisplayStyle == AX_DISPLAYSTYLE_OPTBUTTON ) || ( mnDisplayStyle == AX_DISPLAYSTYLE_TOGGLE ) )
+        aWriter.writeStringProperty( maCaption );
+    else
+        aWriter.skipProperty(); // mnCaption
+    aWriter.skipProperty(); // mnPicturePos );
+    if ( ( mnDisplayStyle == AX_DISPLAYSTYLE_COMBOBOX || mnDisplayStyle == AX_DISPLAYSTYLE_LISTBOX ||  mnDisplayStyle == AX_DISPLAYSTYLE_TEXT ) && mnBorderColor != AX_SYSCOLOR_WINDOWFRAME )
+       aWriter.writeIntProperty< sal_uInt32 >( mnBorderColor );
+    else
+        aWriter.skipProperty(); // mnBorderColor
+    if (  mnSpecialEffect != AX_SPECIALEFFECT_SUNKEN  )
+        aWriter.writeIntProperty< sal_uInt32 >( mnSpecialEffect );
+    else
+        aWriter.skipProperty(); //mnSpecialEffect
+    aWriter.skipProperty(); // mouse icon
+    aWriter.skipProperty(); // maPictureData
+    aWriter.skipProperty(); // accelerator
+    aWriter.skipProperty(); // undefined
+    aWriter.writeBoolProperty(true); // must be 1 for morph
+    if ( mnDisplayStyle == AX_DISPLAYSTYLE_OPTBUTTON )
+        aWriter.writeStringProperty( maGroupName );
+    else
+        aWriter.skipProperty(); //maGroupName
+    aWriter.finalizeExport();
+    AxFontDataModel::exportBinaryModel( rOutStrm );
+}
+
+void AxMorphDataModelBase::convertProperties( PropertyMap& rPropMap, const ControlConverter& rConv ) const
+{
+    rPropMap.setProperty( PROP_Enabled, getFlag( mnFlags, AX_FLAGS_ENABLED ) );
+    rConv.convertColor( rPropMap, PROP_TextColor, mnTextColor );
+    if ( mnDisplayStyle == AX_DISPLAYSTYLE_OPTBUTTON )
+    {
+        // If unspecified, radio buttons autoGroup in the same document/sheet
+        // NOTE: form controls should not autoGroup with ActiveX controls - see drawingfragment.cxx
+        OUString sGroupName = !maGroupName.isEmpty() ? maGroupName : "autoGroup_";
+        rPropMap.setProperty( PROP_GroupName, sGroupName );
+    }
+    AxFontDataModel::convertProperties( rPropMap, rConv );
+}
+
+void AxMorphDataModelBase::convertFromProperties( PropertySet& rPropSet, const ControlConverter& rConv )
+{
+    if ( mnDisplayStyle == AX_DISPLAYSTYLE_OPTBUTTON )
+        rPropSet.getProperty( maGroupName, PROP_GroupName );
+    AxFontDataModel::convertFromProperties( rPropSet, rConv );
+}
+
+AxToggleButtonModel::AxToggleButtonModel()
+{
+    mnDisplayStyle = AX_DISPLAYSTYLE_TOGGLE;
+}
+
+ApiControlType AxToggleButtonModel::getControlType() const
+{
+    OSL_ENSURE( mnDisplayStyle == AX_DISPLAYSTYLE_TOGGLE, "AxToggleButtonModel::getControlType - invalid control type" );
+    return API_CONTROL_BUTTON;
+}
+
+void AxToggleButtonModel::convertFromProperties( PropertySet& rPropSet, const ControlConverter& rConv )
+{
+    rPropSet.getProperty( maCaption, PROP_Label );
+
+    bool bRes = false;
+    if ( rPropSet.getProperty( bRes,  PROP_MultiLine ) )
+        setFlag( mnFlags, AX_FLAGS_WORDWRAP, bRes );
+
+    ControlConverter::convertToMSColor( rPropSet, PROP_BackgroundColor, mnBackColor );
+    ControlConverter::convertToMSColor( rPropSet, PROP_TextColor, mnTextColor );
+    // need to process the image if one exists
+    ControlConverter::convertToAxState( rPropSet, maValue, mnMultiSelect, API_DEFAULTSTATE_BOOLEAN );
+    AxMorphDataModelBase::convertFromProperties( rPropSet, rConv );
+}
+
+void AxToggleButtonModel::convertProperties( PropertyMap& rPropMap, const ControlConverter& rConv ) const
+{
+    rPropMap.setProperty( PROP_Label, maCaption );
+    rPropMap.setProperty( PROP_MultiLine, getFlag( mnFlags, AX_FLAGS_WORDWRAP ) );
+    rPropMap.setProperty( PROP_Toggle, true );
+    ControlConverter::convertVerticalAlign( rPropMap, mnVerticalAlign );
+    rConv.convertAxBackground( rPropMap, mnBackColor, mnFlags, ApiTransparencyMode::NotSupported );
+    rConv.convertAxPicture( rPropMap, maPictureData, mnPicturePos );
+    ControlConverter::convertAxState( rPropMap, maValue, mnMultiSelect, API_DEFAULTSTATE_BOOLEAN, mbAwtModel );
+    AxMorphDataModelBase::convertProperties( rPropMap, rConv );
+}
+
+void AxToggleButtonModel::exportCompObj( BinaryOutputStream& rOutStream )
+{
+    // should be able to replace this hardcoded foo with
+    // proper export info from MS-OLEDS spec.
+    static sal_uInt8 const aCompObj[] = {
+            0x01, 0x00, 0xFE, 0xFF, 0x03, 0x0A, 0x00, 0x00,
+            0xFF, 0xFF, 0xFF, 0xFF, 0x60, 0x1D, 0xD2, 0x8B,
+            0x42, 0xEC, 0xCE, 0x11, 0x9E, 0x0D, 0x00, 0xAA,
+            0x00, 0x60, 0x02, 0xF3, 0x21, 0x00, 0x00, 0x00,
+            0x4D, 0x69, 0x63, 0x72, 0x6F, 0x73, 0x6F, 0x66,
+            0x74, 0x20, 0x46, 0x6F, 0x72, 0x6D, 0x73, 0x20,
+            0x32, 0x2E, 0x30, 0x20, 0x54, 0x6F, 0x67, 0x67,
+            0x6C, 0x65, 0x42, 0x75, 0x74, 0x74, 0x6F, 0x6E,
+            0x00, 0x10, 0x00, 0x00, 0x00, 0x45, 0x6D, 0x62,
+            0x65, 0x64, 0x64, 0x65, 0x64, 0x20, 0x4F, 0x62,
+            0x6A, 0x65, 0x63, 0x74, 0x00, 0x15, 0x00, 0x00,
+            0x00, 0x46, 0x6F, 0x72, 0x6D, 0x73, 0x2E, 0x54,
+            0x6F, 0x67, 0x67, 0x6C, 0x65, 0x42, 0x75, 0x74,
+            0x74, 0x6F, 0x6E, 0x2E, 0x31, 0x00, 0xF4, 0x39,
+            0xB2, 0x71, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+            0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+    };
+    rOutStream.writeMemory( aCompObj, sizeof( aCompObj ) );
+}
+
+AxCheckBoxModel::AxCheckBoxModel()
+{
+    mnDisplayStyle = AX_DISPLAYSTYLE_CHECKBOX;
+}
+
+ApiControlType AxCheckBoxModel::getControlType() const
+{
+    OSL_ENSURE( mnDisplayStyle == AX_DISPLAYSTYLE_CHECKBOX, "AxCheckBoxModel::getControlType - invalid control type" );
+    return API_CONTROL_CHECKBOX;
+}
+
+void AxCheckBoxModel::convertProperties( PropertyMap& rPropMap, const ControlConverter& rConv ) const
+{
+    rPropMap.setProperty( PROP_Label, maCaption );
+    rPropMap.setProperty( PROP_MultiLine, getFlag( mnFlags, AX_FLAGS_WORDWRAP ) );
+    ControlConverter::convertVerticalAlign( rPropMap, mnVerticalAlign );
+    rConv.convertAxBackground( rPropMap, mnBackColor, mnFlags, ApiTransparencyMode::Void );
+    ControlConverter::convertAxVisualEffect( rPropMap, mnSpecialEffect );
+    rConv.convertAxPicture( rPropMap, maPictureData, mnPicturePos );
+    ControlConverter::convertAxState( rPropMap, maValue, mnMultiSelect, API_DEFAULTSTATE_TRISTATE, mbAwtModel );
+    AxMorphDataModelBase::convertProperties( rPropMap, rConv );
+}
+
+void AxCheckBoxModel::convertFromProperties( PropertySet& rPropSet, const ControlConverter& rConv )
+{
+    rPropSet.getProperty( maCaption, PROP_Label );
+
+    bool bRes = false;
+    if ( rPropSet.getProperty( bRes,  PROP_MultiLine ) )
+        setFlag( mnFlags, AX_FLAGS_WORDWRAP, bRes );
+
+    ControlConverter::convertToAxVisualEffect( rPropSet, mnSpecialEffect );
+    ControlConverter::convertToMSColor( rPropSet, PROP_BackgroundColor, mnBackColor );
+    ControlConverter::convertToMSColor( rPropSet, PROP_TextColor, mnTextColor );
+    // need to process the image if one exists
+    ControlConverter::convertToAxState( rPropSet, maValue, mnMultiSelect, API_DEFAULTSTATE_TRISTATE );
+    AxMorphDataModelBase::convertFromProperties( rPropSet, rConv );
+}
+
+void AxCheckBoxModel::exportCompObj( BinaryOutputStream& rOutStream )
+{
+    // should be able to replace this hardcoded foo with
+    // proper export info from MS-OLEDS spec.
+    static sal_uInt8 const aCompObj[] = {
+        0x01, 0x00, 0xFE, 0xFF, 0x03, 0x0A, 0x00, 0x00,
+        0xFF, 0xFF, 0xFF, 0xFF, 0x40, 0x1D, 0xD2, 0x8B,
+        0x42, 0xEC, 0xCE, 0x11, 0x9E, 0x0D, 0x00, 0xAA,
+        0x00, 0x60, 0x02, 0xF3, 0x1D, 0x00, 0x00, 0x00,
+        0x4D, 0x69, 0x63, 0x72, 0x6F, 0x73, 0x6F, 0x66,
+        0x74, 0x20, 0x46, 0x6F, 0x72, 0x6D, 0x73, 0x20,
+        0x32, 0x2E, 0x30, 0x20, 0x43, 0x68, 0x65, 0x63,
+        0x6B, 0x42, 0x6F, 0x78, 0x00, 0x10, 0x00, 0x00,
+        0x00, 0x45, 0x6D, 0x62, 0x65, 0x64, 0x64, 0x65,
+        0x64, 0x20, 0x4F, 0x62, 0x6A, 0x65, 0x63, 0x74,
+        0x00, 0x11, 0x00, 0x00, 0x00, 0x46, 0x6F, 0x72,
+        0x6D, 0x73, 0x2E, 0x43, 0x68, 0x65, 0x63, 0x6B,
+        0x42, 0x6F, 0x78, 0x2E, 0x31, 0x00, 0xF4, 0x39,
+        0xB2, 0x71, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+    };
+    rOutStream.writeMemory( aCompObj, sizeof( aCompObj ) );
+}
+
+AxOptionButtonModel::AxOptionButtonModel()
+{
+    mnDisplayStyle = AX_DISPLAYSTYLE_OPTBUTTON;
+}
+
+ApiControlType AxOptionButtonModel::getControlType() const
+{
+    OSL_ENSURE( mnDisplayStyle == AX_DISPLAYSTYLE_OPTBUTTON, "AxOptionButtonModel::getControlType - invalid control type" );
+    return API_CONTROL_RADIOBUTTON;
+}
+
+void AxOptionButtonModel::convertProperties( PropertyMap& rPropMap, const ControlConverter& rConv ) const
+{
+    rPropMap.setProperty( PROP_Label, maCaption );
+    rPropMap.setProperty( PROP_MultiLine, getFlag( mnFlags, AX_FLAGS_WORDWRAP ) );
+    ControlConverter::convertVerticalAlign( rPropMap, mnVerticalAlign );
+    rConv.convertAxBackground( rPropMap, mnBackColor, mnFlags, ApiTransparencyMode::Void );
+    ControlConverter::convertAxVisualEffect( rPropMap, mnSpecialEffect );
+    rConv.convertAxPicture( rPropMap, maPictureData, mnPicturePos );
+    ControlConverter::convertAxState( rPropMap, maValue, mnMultiSelect, API_DEFAULTSTATE_SHORT, mbAwtModel );
+    AxMorphDataModelBase::convertProperties( rPropMap, rConv );
+}
+
+void AxOptionButtonModel::convertFromProperties( PropertySet& rPropSet, const ControlConverter& rConv )
+{
+    rPropSet.getProperty( maCaption, PROP_Label );
+
+    bool bRes = false;
+    if ( rPropSet.getProperty( bRes,  PROP_MultiLine ) )
+        setFlag( mnFlags, AX_FLAGS_WORDWRAP, bRes );
+
+    ControlConverter::convertToAxVisualEffect( rPropSet, mnSpecialEffect );
+    ControlConverter::convertToMSColor( rPropSet, PROP_BackgroundColor, mnBackColor );
+    ControlConverter::convertToMSColor( rPropSet, PROP_TextColor, mnTextColor );
+    // need to process the image if one exists
+    ControlConverter::convertToAxState( rPropSet, maValue, mnMultiSelect, API_DEFAULTSTATE_BOOLEAN );
+    AxMorphDataModelBase::convertFromProperties( rPropSet, rConv );
+}
+
+void AxOptionButtonModel::exportCompObj( BinaryOutputStream& rOutStream )
+{
+    // should be able to replace this hardcoded foo with
+    // proper export info from MS-OLEDS spec.
+    static sal_uInt8 const aCompObj[] = {
+        0x01, 0x00, 0xFE, 0xFF, 0x03, 0x0A, 0x00, 0x00,
+        0xFF, 0xFF, 0xFF, 0xFF, 0x50, 0x1D, 0xD2, 0x8B,
+        0x42, 0xEC, 0xCE, 0x11, 0x9E, 0x0D, 0x00, 0xAA,
+        0x00, 0x60, 0x02, 0xF3, 0x21, 0x00, 0x00, 0x00,
+        0x4D, 0x69, 0x63, 0x72, 0x6F, 0x73, 0x6F, 0x66,
+        0x74, 0x20, 0x46, 0x6F, 0x72, 0x6D, 0x73, 0x20,
+        0x32, 0x2E, 0x30, 0x20, 0x4F, 0x70, 0x74, 0x69,
+        0x6F, 0x6E, 0x42, 0x75, 0x74, 0x74, 0x6F, 0x6E,
+        0x00, 0x10, 0x00, 0x00, 0x00, 0x45, 0x6D, 0x62,
+        0x65, 0x64, 0x64, 0x65, 0x64, 0x20, 0x4F, 0x62,
+        0x6A, 0x65, 0x63, 0x74, 0x00, 0x15, 0x00, 0x00,
+        0x00, 0x46, 0x6F, 0x72, 0x6D, 0x73, 0x2E, 0x4F,
+        0x70, 0x74, 0x69, 0x6F, 0x6E, 0x42, 0x75, 0x74,
+        0x74, 0x6F, 0x6E, 0x2E, 0x31, 0x00, 0xF4, 0x39,
+        0xB2, 0x71, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+    };
+    rOutStream.writeMemory( aCompObj, sizeof( aCompObj ) );
+}
+
+AxTextBoxModel::AxTextBoxModel()
+{
+    mnDisplayStyle = AX_DISPLAYSTYLE_TEXT;
+}
+
+ApiControlType AxTextBoxModel::getControlType() const
+{
+    OSL_ENSURE( mnDisplayStyle == AX_DISPLAYSTYLE_TEXT, "AxTextBoxModel::getControlType - invalid control type" );
+    return API_CONTROL_EDIT;
+}
+
+void AxTextBoxModel::convertProperties( PropertyMap& rPropMap, const ControlConverter& rConv ) const
+{
+    if (getFlag( mnFlags, AX_FLAGS_MULTILINE ) && getFlag( mnFlags, AX_FLAGS_WORDWRAP ))
+        rPropMap.setProperty( PROP_MultiLine, true );
+    else
+        rPropMap.setProperty( PROP_MultiLine, false );
+    rPropMap.setProperty( PROP_HideInactiveSelection, getFlag( mnFlags, AX_FLAGS_HIDESELECTION ) );
+    rPropMap.setProperty( PROP_ReadOnly, getFlag( mnFlags, AX_FLAGS_LOCKED ) );
+    rPropMap.setProperty( mbAwtModel ? PROP_Text : PROP_DefaultText, maValue );
+    rPropMap.setProperty( PROP_MaxTextLen, getLimitedValue< sal_Int16, sal_Int32 >( mnMaxLength, 0, SAL_MAX_INT16 ) );
+    if( (0 < mnPasswordChar) && (mnPasswordChar <= SAL_MAX_INT16) )
+        rPropMap.setProperty( PROP_EchoChar, static_cast< sal_Int16 >( mnPasswordChar ) );
+    rPropMap.setProperty( PROP_HScroll, getFlag( mnScrollBars, AX_SCROLLBAR_HORIZONTAL ) );
+    rPropMap.setProperty( PROP_VScroll, getFlag( mnScrollBars, AX_SCROLLBAR_VERTICAL ) );
+    rConv.convertAxBackground( rPropMap, mnBackColor, mnFlags, ApiTransparencyMode::Void );
+    rConv.convertAxBorder( rPropMap, mnBorderColor, mnBorderStyle, mnSpecialEffect );
+    AxMorphDataModelBase::convertProperties( rPropMap, rConv );
+}
+
+void AxTextBoxModel::convertFromProperties( PropertySet& rPropSet, const ControlConverter& rConv )
+{
+    bool bRes = false;
+    if ( rPropSet.getProperty( bRes,  PROP_MultiLine ) ) {
+        setFlag( mnFlags, AX_FLAGS_WORDWRAP, bRes );
+        setFlag( mnFlags, AX_FLAGS_MULTILINE, bRes );
+    }
+    if ( rPropSet.getProperty( bRes,  PROP_HideInactiveSelection ) )
+        setFlag( mnFlags, AX_FLAGS_HIDESELECTION, bRes );
+    if ( rPropSet.getProperty( bRes,  PROP_ReadOnly ) )
+        setFlag( mnFlags, AX_FLAGS_LOCKED, bRes );
+    rPropSet.getProperty( maValue, ( mbAwtModel ? PROP_Text : PROP_DefaultText ) );
+    if (maValue.isEmpty() && !mbAwtModel)
+        // No default value? Then try exporting the current one.
+        rPropSet.getProperty( maValue, PROP_Text);
+    sal_Int16 nTmp(0);
+    if ( rPropSet.getProperty( nTmp, PROP_MaxTextLen ) )
+        mnMaxLength = nTmp;
+    if ( rPropSet.getProperty( nTmp, PROP_EchoChar ) )
+        mnPasswordChar = nTmp;
+    if ( rPropSet.getProperty( bRes,  PROP_HScroll ) )
+        setFlag( mnScrollBars, AX_SCROLLBAR_HORIZONTAL, bRes );
+    if ( rPropSet.getProperty( bRes,  PROP_VScroll ) )
+        setFlag( mnScrollBars, AX_SCROLLBAR_VERTICAL, bRes );
+
+    ControlConverter::convertToMSColor( rPropSet, PROP_BackgroundColor, mnBackColor, 0x80000005L );
+    ControlConverter::convertToMSColor( rPropSet, PROP_TextColor, mnTextColor );
+
+    ControlConverter::convertToAxBorder( rPropSet, mnBorderColor, mnBorderStyle, mnSpecialEffect );
+    AxMorphDataModelBase::convertFromProperties( rPropSet, rConv );
+}
+
+void AxTextBoxModel::exportCompObj( BinaryOutputStream& rOutStream )
+{
+    // should be able to replace this hardcoded foo with
+    // proper export info from MS-OLEDS spec.
+    static sal_uInt8 const aCompObj[] = {
+        0x01, 0x00, 0xFE, 0xFF, 0x03, 0x0A, 0x00, 0x00,
+        0xFF, 0xFF, 0xFF, 0xFF, 0x10, 0x1D, 0xD2, 0x8B,
+        0x42, 0xEC, 0xCE, 0x11, 0x9E, 0x0D, 0x00, 0xAA,
+        0x00, 0x60, 0x02, 0xF3, 0x1C, 0x00, 0x00, 0x00,
+        0x4D, 0x69, 0x63, 0x72, 0x6F, 0x73, 0x6F, 0x66,
+        0x74, 0x20, 0x46, 0x6F, 0x72, 0x6D, 0x73, 0x20,
+        0x32, 0x2E, 0x30, 0x20, 0x54, 0x65, 0x78, 0x74,
+        0x42, 0x6F, 0x78, 0x00, 0x10, 0x00, 0x00, 0x00,
+        0x45, 0x6D, 0x62, 0x65, 0x64, 0x64, 0x65, 0x64,
+        0x20, 0x4F, 0x62, 0x6A, 0x65, 0x63, 0x74, 0x00,
+        0x10, 0x00, 0x00, 0x00, 0x46, 0x6F, 0x72, 0x6D,
+        0x73, 0x2E, 0x54, 0x65, 0x78, 0x74, 0x42, 0x6F,
+        0x78, 0x2E, 0x31, 0x00, 0xF4, 0x39, 0xB2, 0x71,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00
+    };
+    rOutStream.writeMemory( aCompObj, sizeof( aCompObj ) );
+}
+
+AxNumericFieldModel::AxNumericFieldModel()
+{
+    mnDisplayStyle = AX_DISPLAYSTYLE_TEXT;
+}
+
+ApiControlType AxNumericFieldModel::getControlType() const
+{
+    OSL_ENSURE( mnDisplayStyle == AX_DISPLAYSTYLE_TEXT, "AxNumericFieldModel::getControlType - invalid control type" );
+    return API_CONTROL_NUMERIC;
+}
+
+void AxNumericFieldModel::convertProperties( PropertyMap& rPropMap, const ControlConverter& rConv ) const
+{
+    rPropMap.setProperty( PROP_HideInactiveSelection, getFlag( mnFlags, AX_FLAGS_HIDESELECTION ) );
+    // TODO: OUString::toDouble() does not handle local decimal separator
+    rPropMap.setProperty( mbAwtModel ? PROP_Value : PROP_DefaultValue, maValue.toDouble() );
+    rPropMap.setProperty( PROP_Spin, getFlag( mnScrollBars, AX_SCROLLBAR_VERTICAL ) );
+    rPropMap.setProperty( PROP_Repeat, true );
+    rConv.convertAxBackground( rPropMap, mnBackColor, mnFlags, ApiTransparencyMode::Void );
+    rConv.convertAxBorder( rPropMap, mnBorderColor, mnBorderStyle, mnSpecialEffect );
+    AxMorphDataModelBase::convertProperties( rPropMap, rConv );
+}
+
+void AxNumericFieldModel::convertFromProperties( PropertySet& rPropSet, const ControlConverter& rConv )
+{
+    bool bRes = false;
+    if ( rPropSet.getProperty( bRes,  PROP_HideInactiveSelection ) )
+        setFlag( mnFlags, AX_FLAGS_HIDESELECTION, bRes );
+    rPropSet.getProperty( maValue, ( mbAwtModel ? PROP_Text : PROP_DefaultText ) );
+    if ( rPropSet.getProperty( bRes,  PROP_Spin ) )
+        setFlag( mnScrollBars, AX_SCROLLBAR_VERTICAL, bRes );
+
+    ControlConverter::convertToMSColor( rPropSet, PROP_BackgroundColor, mnBackColor );
+    ControlConverter::convertToMSColor( rPropSet, PROP_TextColor, mnTextColor );
+
+    ControlConverter::convertToAxBorder( rPropSet, mnBorderColor, mnBorderStyle, mnSpecialEffect );
+    AxMorphDataModelBase::convertFromProperties( rPropSet, rConv );
+}
+
+void AxNumericFieldModel::exportCompObj( BinaryOutputStream& rOutStream )
+{
+    // should be able to replace this hardcoded foo with
+    // proper export info from MS-OLEDS spec.
+    static sal_uInt8 const aCompObj[] = {
+        0x01, 0x00, 0xFE, 0xFF, 0x03, 0x0A, 0x00, 0x00,
+        0xFF, 0xFF, 0xFF, 0xFF, 0x10, 0x1D, 0xD2, 0x8B,
+        0x42, 0xEC, 0xCE, 0x11, 0x9E, 0x0D, 0x00, 0xAA,
+        0x00, 0x60, 0x02, 0xF3, 0x1C, 0x00, 0x00, 0x00,
+        0x4D, 0x69, 0x63, 0x72, 0x6F, 0x73, 0x6F, 0x66,
+        0x74, 0x20, 0x46, 0x6F, 0x72, 0x6D, 0x73, 0x20,
+        0x32, 0x2E, 0x30, 0x20, 0x54, 0x65, 0x78, 0x74,
+        0x42, 0x6F, 0x78, 0x00, 0x10, 0x00, 0x00, 0x00,
+        0x45, 0x6D, 0x62, 0x65, 0x64, 0x64, 0x65, 0x64,
+        0x20, 0x4F, 0x62, 0x6A, 0x65, 0x63, 0x74, 0x00,
+        0x10, 0x00, 0x00, 0x00, 0x46, 0x6F, 0x72, 0x6D,
+        0x73, 0x2E, 0x54, 0x65, 0x78, 0x74, 0x42, 0x6F,
+        0x78, 0x2E, 0x31, 0x00, 0xF4, 0x39, 0xB2, 0x71,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00
+    };
+    rOutStream.writeMemory( aCompObj, sizeof( aCompObj ) );
+}
+
+AxListBoxModel::AxListBoxModel()
+{
+    mnDisplayStyle = AX_DISPLAYSTYLE_LISTBOX;
+}
+
+ApiControlType AxListBoxModel::getControlType() const
+{
+    OSL_ENSURE( mnDisplayStyle == AX_DISPLAYSTYLE_LISTBOX, "AxListBoxModel::getControlType - invalid control type" );
+    return API_CONTROL_LISTBOX;
+}
+
+void AxListBoxModel::convertProperties( PropertyMap& rPropMap, const ControlConverter& rConv ) const
+{
+    bool bMultiSelect = (mnMultiSelect == AX_SELECTION_MULTI) || (mnMultiSelect == AX_SELECTION_EXTENDED);
+    rPropMap.setProperty( PROP_MultiSelection, bMultiSelect );
+    rPropMap.setProperty( PROP_Dropdown, false );
+    rConv.convertAxBackground( rPropMap, mnBackColor, mnFlags, ApiTransparencyMode::Void );
+    rConv.convertAxBorder( rPropMap, mnBorderColor, mnBorderStyle, mnSpecialEffect );
+    AxMorphDataModelBase::convertProperties( rPropMap, rConv );
+}
+
+void AxListBoxModel::convertFromProperties( PropertySet& rPropSet, const ControlConverter& rConv )
+{
+    bool bRes = false;
+    if ( rPropSet.getProperty( bRes, PROP_MultiSelection ) )
+        ControlConverter::convertToMSColor( rPropSet, PROP_BackgroundColor, mnBackColor );
+
+    ControlConverter::convertToAxBorder( rPropSet, mnBorderColor, mnBorderStyle, mnSpecialEffect );
+    ControlConverter::convertToMSColor( rPropSet, PROP_TextColor, mnTextColor );
+    AxMorphDataModelBase::convertFromProperties( rPropSet, rConv );
+}
+
+void AxListBoxModel::exportCompObj( BinaryOutputStream& rOutStream )
+{
+    // should be able to replace this hardcoded foo with
+    // proper export info from MS-OLEDS spec.
+    static sal_uInt8 const aCompObj[] = {
+        0x01, 0x00, 0xFE, 0xFF, 0x03, 0x0A, 0x00, 0x00,
+        0xFF, 0xFF, 0xFF, 0xFF, 0x20, 0x1D, 0xD2, 0x8B,
+        0x42, 0xEC, 0xCE, 0x11, 0x9E, 0x0D, 0x00, 0xAA,
+        0x00, 0x60, 0x02, 0xF3, 0x1C, 0x00, 0x00, 0x00,
+        0x4D, 0x69, 0x63, 0x72, 0x6F, 0x73, 0x6F, 0x66,
+        0x74, 0x20, 0x46, 0x6F, 0x72, 0x6D, 0x73, 0x20,
+        0x32, 0x2E, 0x30, 0x20, 0x4C, 0x69, 0x73, 0x74,
+        0x42, 0x6F, 0x78, 0x00, 0x10, 0x00, 0x00, 0x00,
+        0x45, 0x6D, 0x62, 0x65, 0x64, 0x64, 0x65, 0x64,
+        0x20, 0x4F, 0x62, 0x6A, 0x65, 0x63, 0x74, 0x00,
+        0x10, 0x00, 0x00, 0x00, 0x46, 0x6F, 0x72, 0x6D,
+        0x73, 0x2E, 0x4C, 0x69, 0x73, 0x74, 0x42, 0x6F,
+        0x78, 0x2E, 0x31, 0x00, 0xF4, 0x39, 0xB2, 0x71,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00
+    };
+    rOutStream.writeMemory( aCompObj, sizeof( aCompObj ) );
+}
+
+AxComboBoxModel::AxComboBoxModel()
+{
+    mnDisplayStyle = AX_DISPLAYSTYLE_COMBOBOX;
+    mnFlags = 0x2c80481b;
+}
+
+ApiControlType AxComboBoxModel::getControlType() const
+{
+    OSL_ENSURE( (mnDisplayStyle == AX_DISPLAYSTYLE_COMBOBOX) || (mnDisplayStyle == AX_DISPLAYSTYLE_DROPDOWN), "AxComboBoxModel::getControlType - invalid control type" );
+    return (mnDisplayStyle == AX_DISPLAYSTYLE_DROPDOWN) ? API_CONTROL_LISTBOX : API_CONTROL_COMBOBOX;
+}
+
+void AxComboBoxModel::convertProperties( PropertyMap& rPropMap, const ControlConverter& rConv ) const
+{
+    if( mnDisplayStyle != AX_DISPLAYSTYLE_DROPDOWN )
+    {
+        rPropMap.setProperty( PROP_HideInactiveSelection, getFlag( mnFlags, AX_FLAGS_HIDESELECTION ) );
+        rPropMap.setProperty( mbAwtModel ? PROP_Text : PROP_DefaultText, maValue );
+        rPropMap.setProperty( PROP_MaxTextLen, getLimitedValue< sal_Int16, sal_Int32 >( mnMaxLength, 0, SAL_MAX_INT16 ) );
+        bool bAutoComplete = (mnMatchEntry == AX_MATCHENTRY_FIRSTLETTER) || (mnMatchEntry == AX_MATCHENTRY_COMPLETE);
+        rPropMap.setProperty( PROP_Autocomplete, bAutoComplete );
+    }
+    bool bShowDropdown = (mnShowDropButton == AX_SHOWDROPBUTTON_FOCUS) || (mnShowDropButton == AX_SHOWDROPBUTTON_ALWAYS);
+    rPropMap.setProperty( PROP_Dropdown, bShowDropdown );
+    rPropMap.setProperty( PROP_LineCount, getLimitedValue< sal_Int16, sal_Int32 >( mnListRows, 1, SAL_MAX_INT16 ) );
+    rConv.convertAxBackground( rPropMap, mnBackColor, mnFlags, ApiTransparencyMode::Void );
+    rConv.convertAxBorder( rPropMap, mnBorderColor, mnBorderStyle, mnSpecialEffect );
+    AxMorphDataModelBase::convertProperties( rPropMap, rConv );
+}
+
+void AxComboBoxModel::convertFromProperties( PropertySet& rPropSet, const ControlConverter& rConv )
+{
+    // when would we have mnDisplayStyle = AX_DISPLAYSTYLE_DROPDOWN ?
+    // #TODO check against msocximex
+    mnDisplayStyle = AX_DISPLAYSTYLE_COMBOBOX;
+    bool bRes = false;
+
+    if ( rPropSet.getProperty( bRes, PROP_HideInactiveSelection ) )
+        setFlag( mnFlags, AX_FLAGS_HIDESELECTION, bRes );
+    rPropSet.getProperty( maValue, ( mbAwtModel ? PROP_Text : PROP_DefaultText ) );
+
+    sal_Int16 nTmp(0);
+    if ( rPropSet.getProperty( nTmp, PROP_MaxTextLen ) )
+        mnMaxLength = nTmp;
+    if ( rPropSet.getProperty( bRes, PROP_Autocomplete ) )
+    {
+        // when to choose AX_MATCHENTRY_FIRSTLETTER ?
+        // #TODO check against msocximex
+        if ( bRes )
+            mnMatchEntry = AX_MATCHENTRY_COMPLETE;
+    }
+    if ( rPropSet.getProperty( bRes, PROP_Dropdown ) )
+    {
+        rPropSet.getProperty( mnListRows, PROP_LineCount );
+        if ( !mnListRows )
+            mnListRows = 1;
+    }
+    ControlConverter::convertToMSColor( rPropSet, PROP_BackgroundColor, mnBackColor );
+    ControlConverter::convertToMSColor( rPropSet, PROP_TextColor, mnTextColor );
+
+    ControlConverter::convertToAxBorder( rPropSet, mnBorderColor, mnBorderStyle, mnSpecialEffect );
+    AxMorphDataModelBase::convertFromProperties( rPropSet, rConv );
+}
+
+void AxComboBoxModel::exportCompObj( BinaryOutputStream& rOutStream )
+{
+    // should be able to replace this hardcoded foo with
+    // proper export info from MS-OLEDS spec.
+    static sal_uInt8 const aCompObj[] = {
+        0x01, 0x00, 0xFE, 0xFF, 0x03, 0x0A, 0x00, 0x00,
+        0xFF, 0xFF, 0xFF, 0xFF, 0x30, 0x1D, 0xD2, 0x8B,
+        0x42, 0xEC, 0xCE, 0x11, 0x9E, 0x0D, 0x00, 0xAA,
+        0x00, 0x60, 0x02, 0xF3, 0x1D, 0x00, 0x00, 0x00,
+        0x4D, 0x69, 0x63, 0x72, 0x6F, 0x73, 0x6F, 0x66,
+        0x74, 0x20, 0x46, 0x6F, 0x72, 0x6D, 0x73, 0x20,
+        0x32, 0x2E, 0x30, 0x20, 0x43, 0x6F, 0x6D, 0x62,
+        0x6F, 0x42, 0x6F, 0x78, 0x00, 0x10, 0x00, 0x00,
+        0x00, 0x45, 0x6D, 0x62, 0x65, 0x64, 0x64, 0x65,
+        0x64, 0x20, 0x4F, 0x62, 0x6A, 0x65, 0x63, 0x74,
+        0x00, 0x11, 0x00, 0x00, 0x00, 0x46, 0x6F, 0x72,
+        0x6D, 0x73, 0x2E, 0x43, 0x6F, 0x6D, 0x62, 0x6F,
+        0x42, 0x6F, 0x78, 0x2E, 0x31, 0x00, 0xF4, 0x39,
+        0xB2, 0x71, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+    };
+    rOutStream.writeMemory( aCompObj, sizeof( aCompObj ) );
+}
+
+AxSpinButtonModel::AxSpinButtonModel() :
+    mnArrowColor( AX_SYSCOLOR_BUTTONTEXT ),
+    mnBackColor( AX_SYSCOLOR_BUTTONFACE ),
+    mnFlags( AX_SPINBUTTON_DEFFLAGS ),
+    mnOrientation( AX_ORIENTATION_AUTO ),
+    mnMin( 0 ),
+    mnMax( 100 ),
+    mnPosition( 0 ),
+    mnSmallChange( 1 ),
+    mnDelay( 50 )
+{
+}
+
+ApiControlType AxSpinButtonModel::getControlType() const
+{
+    return API_CONTROL_SPINBUTTON;
+}
+
+void AxSpinButtonModel::importProperty( sal_Int32 nPropId, const OUString& rValue )
+{
+    switch( nPropId )
+    {
+        case XML_ForeColor:             mnArrowColor = AttributeConversion::decodeUnsigned( rValue );   break;
+        case XML_BackColor:             mnBackColor = AttributeConversion::decodeUnsigned( rValue );    break;
+        case XML_VariousPropertyBits:   mnFlags = AttributeConversion::decodeUnsigned( rValue );        break;
+        case XML_Orientation:           mnOrientation = AttributeConversion::decodeInteger( rValue );   break;
+        case XML_Min:                   mnMin = AttributeConversion::decodeInteger( rValue );           break;
+        case XML_Max:                   mnMax = AttributeConversion::decodeInteger( rValue );           break;
+        case XML_Position:              mnPosition = AttributeConversion::decodeInteger( rValue );      break;
+        case XML_SmallChange:           mnSmallChange = AttributeConversion::decodeInteger( rValue );   break;
+        case XML_Delay:                 mnDelay = AttributeConversion::decodeInteger( rValue );         break;
+        default:                        AxControlModelBase::importProperty( nPropId, rValue );
+    }
+}
+
+bool AxSpinButtonModel::importBinaryModel( BinaryInputStream& rInStrm )
+{
+    AxBinaryPropertyReader aReader( rInStrm );
+    aReader.readIntProperty< sal_uInt32 >( mnArrowColor );
+    aReader.readIntProperty< sal_uInt32 >( mnBackColor );
+    aReader.readIntProperty< sal_uInt32 >( mnFlags );
+    aReader.readPairProperty( maSize );
+    aReader.skipIntProperty< sal_uInt32 >(); // unused
+    aReader.readIntProperty< sal_Int32 >( mnMin );
+    aReader.readIntProperty< sal_Int32 >( mnMax );
+    aReader.readIntProperty< sal_Int32 >( mnPosition );
+    aReader.skipIntProperty< sal_uInt32 >(); // prev enabled
+    aReader.skipIntProperty< sal_uInt32 >(); // next enabled
+    aReader.readIntProperty< sal_Int32 >( mnSmallChange );
+    aReader.readIntProperty< sal_Int32 >( mnOrientation );
+    aReader.readIntProperty< sal_Int32 >( mnDelay );
+    aReader.skipPictureProperty(); // mouse icon
+    aReader.skipIntProperty< sal_uInt8 >(); // mouse pointer
+    return aReader.finalizeImport();
+}
+
+void AxSpinButtonModel::exportBinaryModel( BinaryOutputStream& rOutStrm )
+{
+    AxBinaryPropertyWriter aWriter( rOutStrm );
+    aWriter.writeIntProperty< sal_uInt32 >( mnArrowColor );
+    if ( mnBackColor )
+        aWriter.writeIntProperty< sal_uInt32 >( mnBackColor );
+    else
+        aWriter.skipProperty(); // default backcolour
+    aWriter.writeIntProperty< sal_uInt32 >( mnFlags );
+    aWriter.writePairProperty( maSize );
+    aWriter.skipProperty(); // unused
+    aWriter.writeIntProperty< sal_Int32 >( mnMin );
+    aWriter.writeIntProperty< sal_Int32 >( mnMax );
+    aWriter.writeIntProperty< sal_Int32 >( mnPosition );
+    aWriter.skipProperty(); // prev enabled
+    aWriter.skipProperty(); // next enabled
+    aWriter.writeIntProperty< sal_Int32 >( mnSmallChange );
+    aWriter.writeIntProperty< sal_Int32 >( mnOrientation );
+    aWriter.writeIntProperty< sal_Int32 >( mnDelay );
+    aWriter.skipProperty(); // mouse icon
+    aWriter.skipProperty(); // mouse pointer
+
+    aWriter.finalizeExport();
+}
+
+void AxSpinButtonModel::convertProperties( PropertyMap& rPropMap, const ControlConverter& rConv ) const
+{
+    sal_Int32 nMin = ::std::min( mnMin, mnMax );
+    sal_Int32 nMax = ::std::max( mnMin, mnMax );
+    rPropMap.setProperty( PROP_Enabled, getFlag( mnFlags, AX_FLAGS_ENABLED ) );
+    rPropMap.setProperty( PROP_SpinValueMin, nMin );
+    rPropMap.setProperty( PROP_SpinValueMax, nMax );
+    rPropMap.setProperty( PROP_SpinIncrement, mnSmallChange );
+    rPropMap.setProperty( mbAwtModel ? PROP_SpinValue : PROP_DefaultSpinValue, mnPosition );
+    rPropMap.setProperty( PROP_Repeat, true );
+    rPropMap.setProperty( PROP_RepeatDelay, mnDelay );
+    rPropMap.setProperty( PROP_Border, API_BORDER_NONE );
+    rConv.convertColor( rPropMap, PROP_SymbolColor, mnArrowColor );
+    rConv.convertAxBackground( rPropMap, mnBackColor, mnFlags, ApiTransparencyMode::NotSupported );
+    ControlConverter::convertAxOrientation( rPropMap, maSize, mnOrientation );
+    AxControlModelBase::convertProperties( rPropMap, rConv );
+}
+
+void AxSpinButtonModel::convertFromProperties( PropertySet& rPropSet, const ControlConverter& )
+{
+    bool bRes = false;
+    if ( rPropSet.getProperty( bRes,  PROP_Enabled ) )
+        setFlag( mnFlags, AX_FLAGS_ENABLED, bRes );
+    rPropSet.getProperty( mnMin, PROP_SpinValueMin );
+    rPropSet.getProperty( mnMax, PROP_SpinValueMax );
+    rPropSet.getProperty( mnSmallChange, PROP_SpinIncrement );
+    rPropSet.getProperty( mnPosition, ( mbAwtModel ? PROP_SpinValue : PROP_DefaultSpinValue ) );
+    rPropSet.getProperty( mnDelay, PROP_RepeatDelay );
+    ControlConverter::convertToMSColor( rPropSet, PROP_SymbolColor, mnArrowColor);
+    ControlConverter::convertToMSColor( rPropSet, PROP_BackgroundColor, mnBackColor );
+
+    ControlConverter::convertToAxOrientation( rPropSet, mnOrientation );
+}
+
+void AxSpinButtonModel::exportCompObj( BinaryOutputStream& rOutStream )
+{
+    // should be able to replace this hardcoded foo with
+    // proper export info from MS-OLEDS spec.
+    static sal_uInt8 const aCompObj[] =
+    {
+        0x01, 0x00, 0xFE, 0xFF, 0x03, 0x0A, 0x00, 0x00,
+        0xFF, 0xFF, 0xFF, 0xFF, 0xB0, 0x6F, 0x17, 0x79,
+        0xF2, 0xB7, 0xCE, 0x11, 0x97, 0xEF, 0x00, 0xAA,
+        0x00, 0x6D, 0x27, 0x76, 0x1F, 0x00, 0x00, 0x00,
+        0x4D, 0x69, 0x63, 0x72, 0x6F, 0x73, 0x6F, 0x66,
+        0x74, 0x20, 0x46, 0x6F, 0x72, 0x6D, 0x73, 0x20,
+        0x32, 0x2E, 0x30, 0x20, 0x53, 0x70, 0x69, 0x6E,
+        0x42, 0x75, 0x74, 0x74, 0x6F, 0x6E, 0x00, 0x10,
+        0x00, 0x00, 0x00, 0x45, 0x6D, 0x62, 0x65, 0x64,
+        0x64, 0x65, 0x64, 0x20, 0x4F, 0x62, 0x6A, 0x65,
+        0x63, 0x74, 0x00, 0x13, 0x00, 0x00, 0x00, 0x46,
+        0x6F, 0x72, 0x6D, 0x73, 0x2E, 0x53, 0x70, 0x69,
+        0x6E, 0x42, 0x75, 0x74, 0x74, 0x6F, 0x6E, 0x2E,
+        0x31, 0x00, 0xF4, 0x39, 0xB2, 0x71, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00
+    };
+
+    rOutStream.writeMemory( aCompObj, sizeof( aCompObj ) );
+}
+
+AxScrollBarModel::AxScrollBarModel() :
+    mnArrowColor( AX_SYSCOLOR_BUTTONTEXT ),
+    mnBackColor( AX_SYSCOLOR_BUTTONFACE ),
+    mnFlags( AX_SCROLLBAR_DEFFLAGS ),
+    mnOrientation( AX_ORIENTATION_AUTO ),
+    mnPropThumb( AX_PROPTHUMB_ON ),
+    mnMin( 0 ),
+    mnMax( 32767 ),
+    mnPosition( 0 ),
+    mnSmallChange( 1 ),
+    mnLargeChange( 1 ),
+    mnDelay( 50 )
+{
+}
+
+ApiControlType AxScrollBarModel::getControlType() const
+{
+    return API_CONTROL_SCROLLBAR;
+}
+
+void AxScrollBarModel::importProperty( sal_Int32 nPropId, const OUString& rValue )
+{
+    switch( nPropId )
+    {
+        case XML_ForeColor:             mnArrowColor = AttributeConversion::decodeUnsigned( rValue );   break;
+        case XML_BackColor:             mnBackColor = AttributeConversion::decodeUnsigned( rValue );    break;
+        case XML_VariousPropertyBits:   mnFlags = AttributeConversion::decodeUnsigned( rValue );        break;
+        case XML_Orientation:           mnOrientation = AttributeConversion::decodeInteger( rValue );   break;
+        case XML_ProportionalThumb:     mnPropThumb = AttributeConversion::decodeInteger( rValue );     break;
+        case XML_Min:                   mnMin = AttributeConversion::decodeInteger( rValue );           break;
+        case XML_Max:                   mnMax = AttributeConversion::decodeInteger( rValue );           break;
+        case XML_Position:              mnPosition = AttributeConversion::decodeInteger( rValue );      break;
+        case XML_SmallChange:           mnSmallChange = AttributeConversion::decodeInteger( rValue );   break;
+        case XML_LargeChange:           mnLargeChange = AttributeConversion::decodeInteger( rValue );   break;
+        case XML_Delay:                 mnDelay = AttributeConversion::decodeInteger( rValue );         break;
+        default:                        AxControlModelBase::importProperty( nPropId, rValue );
+    }
+}
+
+bool AxScrollBarModel::importBinaryModel( BinaryInputStream& rInStrm )
+{
+    AxBinaryPropertyReader aReader( rInStrm );
+    aReader.readIntProperty< sal_uInt32 >( mnArrowColor );
+    aReader.readIntProperty< sal_uInt32 >( mnBackColor );
+    aReader.readIntProperty< sal_uInt32 >( mnFlags );
+    aReader.readPairProperty( maSize );
+    aReader.skipIntProperty< sal_uInt8 >(); // mouse pointer
+    aReader.readIntProperty< sal_Int32 >( mnMin );
+    aReader.readIntProperty< sal_Int32 >( mnMax );
+    aReader.readIntProperty< sal_Int32 >( mnPosition );
+    aReader.skipIntProperty< sal_uInt32 >(); // unused
+    aReader.skipIntProperty< sal_uInt32 >(); // prev enabled
+    aReader.skipIntProperty< sal_uInt32 >(); // next enabled
+    aReader.readIntProperty< sal_Int32 >( mnSmallChange );
+    aReader.readIntProperty< sal_Int32 >( mnLargeChange );
+    aReader.readIntProperty< sal_Int32 >( mnOrientation );
+    aReader.readIntProperty< sal_Int16 >( mnPropThumb );
+    aReader.readIntProperty< sal_Int32 >( mnDelay );
+    aReader.skipPictureProperty(); // mouse icon
+    return aReader.finalizeImport();
+}
+
+void AxScrollBarModel::exportBinaryModel( BinaryOutputStream& rOutStrm )
+{
+    AxBinaryPropertyWriter aWriter( rOutStrm );
+    aWriter.writeIntProperty< sal_uInt32 >( mnArrowColor );
+    if ( mnBackColor )
+        aWriter.writeIntProperty< sal_uInt32 >( mnBackColor );
+    else
+        aWriter.skipProperty(); // default backcolour
+    aWriter.writeIntProperty< sal_uInt32 >( mnFlags );
+    aWriter.writePairProperty( maSize );
+    aWriter.skipProperty(); // mouse pointer
+    aWriter.writeIntProperty< sal_Int32 >( mnMin );
+    aWriter.writeIntProperty< sal_Int32 >( mnMax );
+    aWriter.writeIntProperty< sal_Int32 >( mnPosition );
+    aWriter.skipProperty(); // unused
+    aWriter.skipProperty(); // prev enabled
+    aWriter.skipProperty(); // next enabled
+    aWriter.writeIntProperty< sal_Int32 >( mnSmallChange );
+    aWriter.writeIntProperty< sal_Int32 >( mnLargeChange );
+    aWriter.writeIntProperty< sal_Int32 >( mnOrientation );
+    aWriter.writeIntProperty< sal_Int16 >( mnPropThumb );
+    aWriter.writeIntProperty< sal_Int32 >( mnDelay );
+    aWriter.skipProperty(); // mouse icon
+    aWriter.finalizeExport();
+}
+
+void AxScrollBarModel::exportCompObj( BinaryOutputStream& rOutStream )
+{
+    // should be able to replace this hardcoded foo with
+    // proper export info from MS-OLEDS spec.
+    static sal_uInt8 const aCompObj[] =
+    {
+        0x01, 0x00, 0xFE, 0xFF, 0x03, 0x0A, 0x00, 0x00,
+        0xFF, 0xFF, 0xFF, 0xFF, 0xE0, 0x81, 0xD1, 0xDF,
+        0x2F, 0x5E, 0xCE, 0x11, 0xA4, 0x49, 0x00, 0xAA,
+        0x00, 0x4A, 0x80, 0x3D, 0x1E, 0x00, 0x00, 0x00,
+        0x4D, 0x69, 0x63, 0x72, 0x6F, 0x73, 0x6F, 0x66,
+        0x74, 0x20, 0x46, 0x6F, 0x72, 0x6D, 0x73, 0x20,
+        0x32, 0x2E, 0x30, 0x20, 0x53, 0x63, 0x72, 0x6F,
+        0x6C, 0x6C, 0x42, 0x61, 0x72, 0x00, 0x10, 0x00,
+        0x00, 0x00, 0x45, 0x6D, 0x62, 0x65, 0x64, 0x64,
+        0x65, 0x64, 0x20, 0x4F, 0x62, 0x6A, 0x65, 0x63,
+        0x74, 0x00, 0x12, 0x00, 0x00, 0x00, 0x46, 0x6F,
+        0x72, 0x6D, 0x73, 0x2E, 0x53, 0x63, 0x72, 0x6F,
+        0x6C, 0x6C, 0x42, 0x61, 0x72, 0x2E, 0x31, 0x00,
+        0xF4, 0x39, 0xB2, 0x71, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+    };
+    rOutStream.writeMemory( aCompObj, sizeof( aCompObj ) );
+}
+
+void AxScrollBarModel::convertProperties( PropertyMap& rPropMap, const ControlConverter& rConv ) const
+{
+    rPropMap.setProperty( PROP_Enabled, getFlag( mnFlags, AX_FLAGS_ENABLED ) );
+    rPropMap.setProperty( PROP_RepeatDelay, mnDelay );
+    rPropMap.setProperty( PROP_Border, API_BORDER_NONE );
+    if( (mnPropThumb == AX_PROPTHUMB_ON) && (mnMin != mnMax) && (mnLargeChange > 0) )
+    {
+        // use double to prevent integer overflow in division (fInterval+mnLargeChange may become 0 when performed as int)
+        double fInterval = fabs( static_cast< double >( mnMax - mnMin ) );
+        sal_Int32 nThumbLen = getLimitedValue< sal_Int32, double >( (fInterval * mnLargeChange) / (fInterval + mnLargeChange), 1, SAL_MAX_INT32 );
+        rPropMap.setProperty( PROP_VisibleSize, nThumbLen );
+    }
+    rConv.convertColor( rPropMap, PROP_SymbolColor, mnArrowColor );
+    rConv.convertAxBackground( rPropMap, mnBackColor, mnFlags, ApiTransparencyMode::NotSupported );
+    ControlConverter::convertAxOrientation( rPropMap, maSize, mnOrientation );
+    ControlConverter::convertScrollBar( rPropMap, mnMin, mnMax, mnPosition, mnSmallChange, mnLargeChange, mbAwtModel );
+    AxControlModelBase::convertProperties( rPropMap, rConv );
+}
+
+void AxScrollBarModel::convertFromProperties( PropertySet& rPropSet, const ControlConverter& )
+{
+    bool bRes = false;
+    if ( rPropSet.getProperty( bRes,  PROP_Enabled ) )
+        setFlag( mnFlags, AX_FLAGS_ENABLED, bRes );
+    rPropSet.getProperty( mnDelay, PROP_RepeatDelay );
+    mnPropThumb = AX_PROPTHUMB_ON; // default
+    ControlConverter::convertToMSColor( rPropSet, PROP_SymbolColor, mnArrowColor);
+    ControlConverter::convertToMSColor( rPropSet, PROP_BackgroundColor, mnBackColor );
+    ControlConverter::convertToAxOrientation( rPropSet, mnOrientation );
+
+    rPropSet.getProperty( mnMin, PROP_ScrollValueMin );
+    rPropSet.getProperty( mnMax, PROP_ScrollValueMax );
+    rPropSet.getProperty( mnSmallChange, PROP_LineIncrement );
+    rPropSet.getProperty( mnLargeChange, PROP_BlockIncrement );
+    rPropSet.getProperty( mnPosition, ( mbAwtModel ? PROP_ScrollValue : PROP_DefaultScrollValue ) );
+
+}
+
+AxContainerModelBase::AxContainerModelBase( bool bFontSupport ) :
+    AxFontDataModel( false ),   // no support for alignment properties
+    maLogicalSize( AX_CONTAINER_DEFWIDTH, AX_CONTAINER_DEFHEIGHT ),
+    maScrollPos( 0, 0 ),
+    mnBackColor( AX_SYSCOLOR_BUTTONFACE ),
+    mnTextColor( AX_SYSCOLOR_BUTTONTEXT ),
+    mnFlags( AX_CONTAINER_DEFFLAGS ),
+    mnBorderColor( AX_SYSCOLOR_BUTTONTEXT ),
+    mnBorderStyle( AX_BORDERSTYLE_NONE ),
+    mnScrollBars( AX_CONTAINER_SCR_NONE ),
+    mnCycleType( AX_CONTAINER_CYCLEALL ),
+    mnSpecialEffect( AX_SPECIALEFFECT_FLAT ),
+    mnPicAlign( AX_PICALIGN_CENTER ),
+    mnPicSizeMode( AX_PICSIZE_CLIP ),
+    mbPicTiling( false ),
+    mbFontSupport( bFontSupport )
+{
+    setAwtModelMode();
+    // different default size for frame
+    maSize = AxPairData( AX_CONTAINER_DEFWIDTH, AX_CONTAINER_DEFHEIGHT );
+}
+
+void AxContainerModelBase::importProperty( sal_Int32 nPropId, const OUString& rValue )
+{
+    if( nPropId == XML_Caption )
+        maCaption = rValue;
+}
+
+bool AxContainerModelBase::importBinaryModel( BinaryInputStream& rInStrm )
+{
+    AxBinaryPropertyReader aReader( rInStrm );
+    aReader.skipUndefinedProperty();
+    aReader.readIntProperty< sal_uInt32 >( mnBackColor );
+    aReader.readIntProperty< sal_uInt32 >( mnTextColor );
+    aReader.skipIntProperty< sal_uInt32 >(); // next available control ID
+    aReader.skipUndefinedProperty();
+    aReader.skipUndefinedProperty();
+    aReader.readIntProperty< sal_uInt32 >( mnFlags );
+    aReader.readIntProperty< sal_uInt8 >( mnBorderStyle );
+    aReader.skipIntProperty< sal_uInt8 >(); // mouse pointer
+    aReader.readIntProperty< sal_uInt8 >( mnScrollBars );
+    aReader.readPairProperty( maSize );
+    aReader.readPairProperty( maLogicalSize );
+    aReader.readPairProperty( maScrollPos );
+    aReader.skipIntProperty< sal_uInt32 >(); // number of control groups
+    aReader.skipUndefinedProperty();
+    aReader.skipPictureProperty(); // mouse icon
+    aReader.readIntProperty< sal_uInt8 >( mnCycleType );
+    aReader.readIntProperty< sal_uInt8 >( mnSpecialEffect );
+    aReader.readIntProperty< sal_uInt32 >( mnBorderColor );
+    aReader.readStringProperty( maCaption );
+    aReader.readFontProperty( maFontData );
+    aReader.readPictureProperty( maPictureData );
+    aReader.skipIntProperty< sal_Int32 >(); // zoom
+    aReader.readIntProperty< sal_uInt8 >( mnPicAlign );
+    aReader.readBoolProperty( mbPicTiling );
+    aReader.readIntProperty< sal_uInt8 >( mnPicSizeMode );
+    aReader.skipIntProperty< sal_uInt32 >(); // shape cookie
+    aReader.skipIntProperty< sal_uInt32 >(); // draw buffer size
+    return aReader.finalizeImport();
+}
+
+void AxContainerModelBase::convertProperties( PropertyMap& rPropMap, const ControlConverter& rConv ) const
+{
+    if( mbFontSupport )
+    {
+        rConv.convertColor( rPropMap, PROP_TextColor, mnTextColor );
+        AxFontDataModel::convertProperties( rPropMap, rConv );
+    }
+}
+
+bool AxContainerModelBase::importClassTable( BinaryInputStream& rInStrm, AxClassTable& orClassTable )
+{
+    bool bValid = true;
+    orClassTable.clear();
+    if( !getFlag( mnFlags, AX_CONTAINER_NOCLASSTABLE ) )
+    {
+        sal_uInt16 nCount = rInStrm.readuInt16();
+        for( sal_uInt16 nIndex = 0; bValid && (nIndex < nCount); ++nIndex )
+        {
+            orClassTable.emplace_back( );
+            AxBinaryPropertyReader aReader( rInStrm );
+            aReader.readGuidProperty( orClassTable.back() );
+            aReader.skipGuidProperty(); // source interface GUID
+            aReader.skipUndefinedProperty();
+            aReader.skipGuidProperty(); // default interface GUID
+            aReader.skipIntProperty< sal_uInt32 >(); // class table and var flags
+            aReader.skipIntProperty< sal_uInt32 >(); // method count
+            aReader.skipIntProperty< sal_Int32 >(); // IDispatch identifier for linked cell access
+            aReader.skipIntProperty< sal_uInt16 >(); // get function index for linked cell access
+            aReader.skipIntProperty< sal_uInt16 >(); // put function index for linked cell access
+            aReader.skipIntProperty< sal_uInt16 >(); // linked cell access property type
+            aReader.skipIntProperty< sal_uInt16 >(); // get function index of value
+            aReader.skipIntProperty< sal_uInt16 >(); // put function index of value
+            aReader.skipIntProperty< sal_uInt16 >(); // value type
+            aReader.skipIntProperty< sal_Int32 >(); // IDispatch identifier for source range access
+            aReader.skipIntProperty< sal_uInt16 >(); // get function index for source range access
+            bValid = aReader.finalizeImport();
+        }
+    }
+    return bValid;
+}
+
+AxFrameModel::AxFrameModel() :
+    AxContainerModelBase( true )
+{
+}
+
+ApiControlType AxFrameModel::getControlType() const
+{
+    return mbAwtModel ? API_CONTROL_FRAME : API_CONTROL_GROUPBOX;
+}
+
+void AxFrameModel::convertProperties( PropertyMap& rPropMap, const ControlConverter& rConv ) const
+{
+    rPropMap.setProperty( PROP_Label, maCaption );
+    rPropMap.setProperty( PROP_Enabled, getFlag( mnFlags, AX_CONTAINER_ENABLED ) );
+    AxContainerModelBase::convertProperties( rPropMap, rConv );
+}
+
+AxPageModel::AxPageModel()
+{
+}
+
+ApiControlType AxPageModel::getControlType() const
+{
+    return API_CONTROL_PAGE;
+}
+
+void AxPageModel::convertProperties( PropertyMap& rPropMap, const ControlConverter& rConv ) const
+{
+    rPropMap.setProperty( PROP_Title, maCaption );
+    rConv.convertColor( rPropMap, PROP_BackgroundColor, mnBackColor );
+    rPropMap.setProperty( PROP_Enabled, getFlag( mnFlags, AX_CONTAINER_ENABLED ) );
+    AxContainerModelBase::convertProperties( rPropMap, rConv );
+}
+
+AxMultiPageModel::AxMultiPageModel() :
+    mnActiveTab( 0 ),
+    mnTabStyle( AX_TABSTRIP_TABS )
+{
+}
+
+ApiControlType AxMultiPageModel::getControlType() const
+{
+    return API_CONTROL_MULTIPAGE;
+}
+
+void AxMultiPageModel::importPageAndMultiPageProperties( BinaryInputStream& rInStrm, sal_Int32 nPages )
+{
+    // PageProperties
+    for ( sal_Int32 nPage = 0; nPage < nPages; ++nPage )
+    {
+        AxBinaryPropertyReader aReader( rInStrm );
+        aReader.skipUndefinedProperty();
+        aReader.skipIntProperty< sal_uInt32 >(); // TransitionEffect
+        aReader.skipIntProperty< sal_uInt32 >(); // TransitionPeriod
+    }
+    // MultiPageProperties
+    AxBinaryPropertyReader aReader( rInStrm );
+    sal_uInt32 nPageCount = 0;
+    aReader.skipUndefinedProperty();
+    aReader.readIntProperty< sal_uInt32 >(nPageCount); // PageCount
+    aReader.skipIntProperty< sal_uInt32 >(); //ID
+
+    // IDs
+    for ( sal_uInt32 count = 0; count < nPageCount; ++count )
+    {
+        mnIDs.push_back( rInStrm.readInt32() );
+    }
+}
+
+void AxMultiPageModel::convertProperties( PropertyMap& rPropMap, const ControlConverter& rConv ) const
+{
+    rPropMap.setProperty( PROP_Title, maCaption );
+    rPropMap.setProperty( PROP_MultiPageValue, mnActiveTab + 1);
+    rConv.convertColor( rPropMap, PROP_BackgroundColor, mnBackColor );
+    rPropMap.setProperty( PROP_Enabled, getFlag( mnFlags, AX_CONTAINER_ENABLED ) );
+    rPropMap.setProperty( PROP_Decoration, mnTabStyle != AX_TABSTRIP_NONE );
+
+    AxContainerModelBase::convertProperties( rPropMap, rConv );
+}
+
+AxUserFormModel::AxUserFormModel()
+{
+}
+
+ApiControlType AxUserFormModel::getControlType() const
+{
+    return API_CONTROL_DIALOG;
+}
+
+void AxUserFormModel::convertProperties( PropertyMap& rPropMap, const ControlConverter& rConv ) const
+{
+    rPropMap.setProperty( PROP_Title, maCaption );
+    rConv.convertColor( rPropMap, PROP_BackgroundColor, mnBackColor );
+    rConv.convertAxPicture( rPropMap, maPictureData, AX_PICPOS_CENTER  );
+    rConv.convertScrollabilitySettings( rPropMap, maScrollPos, maLogicalSize, mnScrollBars );
+    AxContainerModelBase::convertProperties( rPropMap, rConv );
+}
+
+HtmlSelectModel::HtmlSelectModel()
+{
+}
+
+bool
+HtmlSelectModel::importBinaryModel( BinaryInputStream& rInStrm )
+{
+    if (rInStrm.size()<=0)
+        return true;
+
+    OUString sStringContents = rInStrm.readUnicodeArray( rInStrm.size() );
+
+    // replace crlf with lf
+    OUString data = sStringContents.replaceAll( "\x0D\x0A" , "\x0A" );
+
+    std::vector< OUString > listValues;
+    std::vector< sal_Int16 > selectedIndices;
+
+    // Ultra hacky parser for the info
+    sal_Int32 nLineIdx {0};
+    // first line will tell us if multiselect is enabled
+    if (o3tl::getToken(data, 0, '\n', nLineIdx ) == u"<SELECT MULTIPLE")
+        mnMultiSelect = AX_SELECTION_MULTI;
+    // skip first and last lines, no data there
+    if (nLineIdx>0)
+    {
+        for (;;)
+        {
+            std::u16string_view sLine( o3tl::getToken(data, 0, '\n', nLineIdx ) );
+            if (nLineIdx<0)
+                break;  // skip last line
+
+            if ( !sLine.empty() )
+            {
+                OUString displayValue( o3tl::getToken(sLine, 1, '>' ) );
+                if ( displayValue.getLength() )
+                {
+                    // Really we should be using a proper html parser
+                    // escaping some common bits to be escaped
+                    displayValue = displayValue.replaceAll( "&lt;", "<" );
+                    displayValue = displayValue.replaceAll( "&gt;", ">" );
+                    displayValue = displayValue.replaceAll( "&quot;", "\"" );
+                    displayValue = displayValue.replaceAll( "&amp;", "&" );
+                    listValues.push_back( displayValue );
+                    if( sLine.find( u"OPTION SELECTED" ) != std::u16string_view::npos )
+                        selectedIndices.push_back( static_cast< sal_Int16 >( listValues.size() ) - 1 );
+                }
+            }
+        }
+    }
+    if ( !listValues.empty() )
+    {
+        msListData.realloc( listValues.size() );
+        auto psListData = msListData.getArray();
+        sal_Int32 index = 0;
+        for (auto const& listValue : listValues)
+             psListData[ index++ ] = listValue;
+    }
+    if ( !selectedIndices.empty() )
+    {
+        msIndices.realloc( selectedIndices.size() );
+        auto psIndices = msIndices.getArray();
+        sal_Int32 index = 0;
+        for (auto const& selectedIndice : selectedIndices)
+             psIndices[ index++ ] = selectedIndice;
+    }
+    return true;
+}
+
+void
+HtmlSelectModel::convertProperties( PropertyMap& rPropMap, const ControlConverter& rConv ) const
+{
+   rPropMap.setProperty( PROP_StringItemList, msListData );
+   rPropMap.setProperty( PROP_SelectedItems, msIndices );
+   rPropMap.setProperty( PROP_Dropdown, true );
+   AxListBoxModel::convertProperties( rPropMap, rConv );
+}
+
+HtmlTextBoxModel::HtmlTextBoxModel()
+{
+}
+
+bool
+HtmlTextBoxModel::importBinaryModel( BinaryInputStream& rInStrm )
+{
+#ifdef DEBUG
+    OUString sStringContents = rInStrm.readUnicodeArray( rInStrm.size() );
+    // in msocximex ( where this is ported from, it appears *nothing* is read
+    // from the control stream ), surely there is some useful info there ?
+    SAL_WARN("oox", "HtmlTextBoxModel::importBinaryModel - string contents of stream: " << sStringContents );
+#else
+    (void) rInStrm;
+#endif
+    return true;
+}
+
+EmbeddedControl::EmbeddedControl( OUString aName ) :
+    maName(std::move( aName ))
+{
+}
+
+ControlModelBase* EmbeddedControl::createModelFromGuid( std::u16string_view rClassId )
+{
+    if( o3tl::equalsIgnoreAsciiCase(rClassId,  u"" AX_GUID_COMMANDBUTTON ) )     return &createModel< AxCommandButtonModel >();
+    if( o3tl::equalsIgnoreAsciiCase(rClassId,  u"" AX_GUID_LABEL ) )             return &createModel< AxLabelModel >();
+    if( o3tl::equalsIgnoreAsciiCase(rClassId,  u"" AX_GUID_IMAGE ) )             return &createModel< AxImageModel >();
+    if( o3tl::equalsIgnoreAsciiCase(rClassId,  u"" AX_GUID_TOGGLEBUTTON ) )      return &createModel< AxToggleButtonModel >();
+    if( o3tl::equalsIgnoreAsciiCase(rClassId,  u"" AX_GUID_CHECKBOX ) )          return &createModel< AxCheckBoxModel >();
+    if( o3tl::equalsIgnoreAsciiCase(rClassId,  u"" AX_GUID_OPTIONBUTTON ) )      return &createModel< AxOptionButtonModel >();
+    if( o3tl::equalsIgnoreAsciiCase(rClassId,  u"" AX_GUID_TEXTBOX ) )           return &createModel< AxTextBoxModel >();
+    if( o3tl::equalsIgnoreAsciiCase(rClassId,  u"" AX_GUID_LISTBOX ) )           return &createModel< AxListBoxModel >();
+    if( o3tl::equalsIgnoreAsciiCase(rClassId,  u"" AX_GUID_COMBOBOX ) )          return &createModel< AxComboBoxModel >();
+    if( o3tl::equalsIgnoreAsciiCase(rClassId,  u"" AX_GUID_SPINBUTTON ) )        return &createModel< AxSpinButtonModel >();
+    if( o3tl::equalsIgnoreAsciiCase(rClassId,  u"" AX_GUID_SCROLLBAR ) )         return &createModel< AxScrollBarModel >();
+    if( o3tl::equalsIgnoreAsciiCase(rClassId,  u"" AX_GUID_FRAME ) )             return &createModel< AxFrameModel >();
+    if( o3tl::equalsIgnoreAsciiCase(rClassId,  u"" COMCTL_GUID_SCROLLBAR_60 ) )  return &createModel< ComCtlScrollBarModel >( COMCTL_VERSION_60 );
+    if( o3tl::equalsIgnoreAsciiCase(rClassId,  u"" HTML_GUID_SELECT ) )  return &createModel< HtmlSelectModel >();
+    if( o3tl::equalsIgnoreAsciiCase(rClassId,  u"" HTML_GUID_TEXTBOX ) ) return &createModel< HtmlTextBoxModel >();
+
+    mxModel.reset();
+    return nullptr;
+}
+
+OUString EmbeddedControl::getServiceName() const
+{
+    return mxModel ? mxModel->getServiceName() : OUString();
+}
+
+bool EmbeddedControl::convertProperties( const Reference< XControlModel >& rxCtrlModel, const ControlConverter& rConv ) const
+{
+    if( mxModel && rxCtrlModel.is() && !maName.isEmpty() )
+    {
+        PropertyMap aPropMap;
+        aPropMap.setProperty( PROP_Name, maName );
+        try
+        {
+            aPropMap.setProperty( PROP_GenerateVbaEvents, true);
+        }
+        catch (const Exception&)
+        {
+            TOOLS_WARN_EXCEPTION("oox", "");
+        }
+        mxModel->convertProperties( aPropMap, rConv );
+        PropertySet aPropSet( rxCtrlModel );
+        aPropSet.setProperties( aPropMap );
+        return true;
+    }
+    return false;
+}
+
+void EmbeddedControl::convertFromProperties( const Reference< XControlModel >& rxCtrlModel, const ControlConverter& rConv )
+{
+    if( mxModel && rxCtrlModel.is() && !maName.isEmpty() )
+    {
+        PropertySet aPropSet( rxCtrlModel );
+        aPropSet.getProperty( maName, PROP_Name );
+        mxModel->convertFromProperties( aPropSet, rConv );
+    }
+}
+
+EmbeddedForm::EmbeddedForm( const Reference< XModel >& rxDocModel,
+        const Reference< XDrawPage >& rxDrawPage, const GraphicHelper& rGraphicHelper ) :
+    maControlConv( rxDocModel, rGraphicHelper, true/*bDefaultColorBgr*/ ),
+    mxModelFactory( rxDocModel, UNO_QUERY ),
+    mxFormsSupp( rxDrawPage, UNO_QUERY )
+{
+    OSL_ENSURE( mxModelFactory.is(), "EmbeddedForm::EmbeddedForm - missing service factory" );
+}
+
+Reference< XControlModel > EmbeddedForm::convertAndInsert( const EmbeddedControl& rControl, sal_Int32& rnCtrlIndex )
+{
+    Reference< XControlModel > xRet;
+    if( mxModelFactory.is() && rControl.hasModel() ) try
+    {
+        // create the UNO control model
+        OUString aServiceName = rControl.getServiceName();
+        Reference< XFormComponent > xFormComp( mxModelFactory->createInstance( aServiceName ), UNO_QUERY_THROW );
+        Reference< XControlModel > xCtrlModel( xFormComp, UNO_QUERY_THROW );
+
+        // convert the control properties
+        if( rControl.convertProperties( xCtrlModel, maControlConv ) )
+            xRet = xCtrlModel;
+        // insert the control into the form
+        Reference< XIndexContainer > xFormIC( createXForm(), UNO_SET_THROW );
+        rnCtrlIndex = xFormIC->getCount();
+        xFormIC->insertByIndex( rnCtrlIndex, Any( xFormComp ) );
+    }
+    catch (const Exception&)
+    {
+        TOOLS_WARN_EXCEPTION("oox", "exception creating Control");
+    }
+    return xRet;
+}
+
+Reference< XIndexContainer > const & EmbeddedForm::createXForm()
+{
+    if( mxFormsSupp.is() )
+    {
+        try
+        {
+            Reference< XNameContainer > xFormsNC( mxFormsSupp->getForms(), UNO_SET_THROW );
+            OUString aFormName = "Standard";
+            if( xFormsNC->hasByName( aFormName ) )
+            {
+                mxFormIC.set( xFormsNC->getByName( aFormName ), UNO_QUERY_THROW );
+            }
+            else if( mxModelFactory.is() )
+            {
+                Reference< XForm > xForm( mxModelFactory->createInstance( "com.sun.star.form.component.Form" ), UNO_QUERY_THROW );
+                xFormsNC->insertByName( aFormName, Any( xForm ) );
+                mxFormIC.set( xForm, UNO_QUERY_THROW );
+            }
+        }
+        catch (const Exception&)
+        {
+            TOOLS_WARN_EXCEPTION("oox", "exception creating Form");
+        }
+        // always clear the forms supplier to not try to create the form again
+        mxFormsSupp.clear();
+    }
+    return mxFormIC;
+}
+
+} // namespace oox
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/oox/source/ole/axcontrolfragment.cxx b/oox/source/ole/axcontrolfragment.cxx
new file mode 100644
index 0000000000..5091af6607
--- /dev/null
+++ b/oox/source/ole/axcontrolfragment.cxx
@@ -0,0 +1,167 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <oox/ole/axcontrolfragment.hxx>
+
+#include <com/sun/star/io/XInputStream.hpp>
+#include <oox/core/xmlfilterbase.hxx>
+#include <oox/helper/attributelist.hxx>
+#include <oox/helper/binaryinputstream.hxx>
+#include <oox/ole/axcontrol.hxx>
+#include <oox/ole/olehelper.hxx>
+#include <oox/ole/olestorage.hxx>
+#include <oox/token/namespaces.hxx>
+#include <oox/token/tokens.hxx>
+
+#include <osl/diagnose.h>
+
+namespace oox::ole {
+
+using namespace ::com::sun::star::io;
+using namespace ::com::sun::star::uno;
+
+using ::oox::core::ContextHandler2;
+using ::oox::core::ContextHandlerRef;
+using ::oox::core::FragmentHandler2;
+using ::oox::core::XmlFilterBase;
+
+AxControlPropertyContext::AxControlPropertyContext( FragmentHandler2 const & rFragment, ControlModelBase& rModel ) :
+    ContextHandler2( rFragment ),
+    mrModel( rModel ),
+    mnPropId( XML_TOKEN_INVALID )
+{
+}
+
+ContextHandlerRef AxControlPropertyContext::onCreateContext( sal_Int32 nElement, const AttributeList& rAttribs )
+{
+    switch( getCurrentElement() )
+    {
+        case AX_TOKEN( ocx ):
+            if( nElement == AX_TOKEN( ocxPr ) )
+            {
+                mnPropId = rAttribs.getToken( AX_TOKEN( name ), XML_TOKEN_INVALID );
+                switch( mnPropId )
+                {
+                    case XML_TOKEN_INVALID:
+                        return nullptr;
+                    case XML_Picture:
+                    case XML_MouseIcon:
+                        return this;        // import picture path from ax:picture child element
+                    default:
+                        mrModel.importProperty( mnPropId, rAttribs.getStringDefaulted( AX_TOKEN( value )) );
+                }
+            }
+        break;
+
+        case AX_TOKEN( ocxPr ):
+            if( nElement == AX_TOKEN( picture ) )
+            {
+                OUString aPicturePath = getFragmentPathFromRelId( rAttribs.getStringDefaulted( R_TOKEN( id )) );
+                if( !aPicturePath.isEmpty() )
+                {
+                    BinaryXInputStream aInStrm( getFilter().openInputStream( aPicturePath ), true );
+                    mrModel.importPictureData( mnPropId, aInStrm );
+                }
+            }
+        break;
+    }
+    return nullptr;
+}
+
+AxControlFragment::AxControlFragment( XmlFilterBase& rFilter, const OUString& rFragmentPath, EmbeddedControl& rControl ) :
+    FragmentHandler2( rFilter, rFragmentPath, true ),
+    mrControl( rControl )
+{
+}
+
+ContextHandlerRef AxControlFragment::onCreateContext( sal_Int32 nElement, const AttributeList& rAttribs )
+{
+    if( isRootElement() && (nElement == AX_TOKEN( ocx )) )
+    {
+        OUString aClassId = rAttribs.getStringDefaulted( AX_TOKEN( classid ));
+        switch( rAttribs.getToken( AX_TOKEN( persistence ), XML_TOKEN_INVALID ) )
+        {
+            case XML_persistPropertyBag:
+                if( ControlModelBase* pModel = mrControl.createModelFromGuid( aClassId ) )
+                    return new AxControlPropertyContext( *this, *pModel );
+            break;
+
+            case XML_persistStreamInit:
+            {
+                OUString aFragmentPath = getFragmentPathFromRelId( rAttribs.getStringDefaulted( R_TOKEN( id )) );
+                if( !aFragmentPath.isEmpty() )
+                {
+                    BinaryXInputStream aInStrm( getFilter().openInputStream( aFragmentPath ), true );
+                    if( !aInStrm.isEof() )
+                    {
+                        // binary stream contains a copy of the class ID, must be equal to attribute value
+                        OUString aStrmClassId = OleHelper::importGuid( aInStrm );
+                        OSL_ENSURE( aClassId.equalsIgnoreAsciiCase( aStrmClassId ),
+                            "AxControlFragment::importBinaryControl - form control class ID mismatch" );
+                        if( ControlModelBase* pModel = mrControl.createModelFromGuid( aStrmClassId ) )
+                            pModel->importBinaryModel( aInStrm );
+                    }
+                }
+            }
+            break;
+
+            case XML_persistStorage:
+            {
+                OUString aFragmentPath = getFragmentPathFromRelId( rAttribs.getStringDefaulted( R_TOKEN( id )) );
+                if( !aFragmentPath.isEmpty() )
+                {
+                    Reference< XInputStream > xStrgStrm = getFilter().openInputStream( aFragmentPath );
+                    if( xStrgStrm.is() )
+                    {
+                        // Try to import as a parent control
+                        bool bImportedAsParent = false;
+                        OleStorage aStorage( getFilter().getComponentContext(), xStrgStrm, false );
+                        BinaryXInputStream aInStrm( aStorage.openInputStream( "f" ), true );
+                        if( !aInStrm.isEof() )
+                        {
+                            if( AxContainerModelBase* pModel = dynamic_cast< AxContainerModelBase* >( mrControl.createModelFromGuid( aClassId ) ) )
+                            {
+                                pModel->importBinaryModel( aInStrm );
+                                bImportedAsParent = true;
+                            }
+                        }
+                        // Import it as a non-parent control
+                        if(!bImportedAsParent)
+                        {
+                            BinaryXInputStream aInStrm2(aStorage.openInputStream("contents"), true);
+                            if (!aInStrm2.isEof())
+                            {
+                                if (ControlModelBase* pModel = mrControl.createModelFromGuid(aClassId))
+                                {
+                                    pModel->importBinaryModel(aInStrm2);
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+            break;
+        }
+    }
+    return nullptr;
+}
+
+} // namespace oox::ole
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/oox/source/ole/axfontdata.cxx b/oox/source/ole/axfontdata.cxx
new file mode 100644
index 0000000000..2505168bcf
--- /dev/null
+++ b/oox/source/ole/axfontdata.cxx
@@ -0,0 +1,117 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <oox/ole/axfontdata.hxx>
+#include <oox/ole/olehelper.hxx>
+#include <oox/ole/axbinaryreader.hxx>
+#include <oox/ole/axbinarywriter.hxx>
+
+namespace oox::ole {
+
+AxFontData::AxFontData() :
+    mnFontEffects( AxFontFlags::NONE ),
+    mnFontHeight( 160 ),
+    mnFontCharSet( WINDOWS_CHARSET_DEFAULT ),
+    mnHorAlign( AxHorizontalAlign::Left ),
+    mbDblUnderline( false )
+{
+}
+
+sal_Int16 AxFontData::getHeightPoints() const
+{
+    /*  MSO uses weird font sizes:
+        1pt->30, 2pt->45, 3pt->60, 4pt->75, 5pt->105, 6pt->120, 7pt->135,
+        8pt->165, 9pt->180, 10pt->195, 11pt->225, ... */
+    return getLimitedValue< sal_Int16, sal_Int32 >( (mnFontHeight + 10) / 20, 1, SAL_MAX_INT16 );
+}
+
+void AxFontData::setHeightPoints( sal_Int16 nPoints )
+{
+    mnFontHeight = getLimitedValue< sal_Int32, sal_Int32 >( ((nPoints * 4 + 1) / 3) * 15, 30, 4294967 );
+}
+
+bool AxFontData::importBinaryModel( BinaryInputStream& rInStrm )
+{
+    AxBinaryPropertyReader aReader( rInStrm );
+    aReader.readStringProperty( maFontName );
+    sal_uInt32 nTmp32 = 0;
+    aReader.readIntProperty< sal_uInt32 >( nTmp32 );
+    mnFontEffects = static_cast<AxFontFlags>(nTmp32);
+    aReader.readIntProperty< sal_Int32 >( mnFontHeight );
+    aReader.skipIntProperty< sal_Int32 >(); // font offset
+    aReader.readIntProperty< sal_uInt8 >( mnFontCharSet );
+    aReader.skipIntProperty< sal_uInt8 >(); // font pitch/family
+    sal_uInt8 nTmp = static_cast<sal_uInt8>(AxHorizontalAlign::Left);
+    aReader.readIntProperty< sal_uInt8 >( nTmp );
+    mnHorAlign = static_cast<AxHorizontalAlign>(nTmp);
+    aReader.skipIntProperty< sal_uInt16 >(); // font weight
+    mbDblUnderline = false;
+    return aReader.finalizeImport();
+}
+
+void AxFontData::exportBinaryModel( BinaryOutputStream& rOutStrm )
+{
+    AxBinaryPropertyWriter aWriter( rOutStrm );
+    aWriter.writeStringProperty( maFontName );
+    aWriter.writeIntProperty< sal_uInt32 >( static_cast<sal_uInt32>(mnFontEffects) );
+    aWriter.writeIntProperty< sal_Int32 >( mnFontHeight );
+    aWriter.skipProperty(); // font offset
+    // TODO make AxFontDataModel::convertFromProperties convert the textencoding
+    aWriter.writeIntProperty< sal_uInt8 >( mnFontCharSet );
+    aWriter.skipProperty(); // font pitch/family
+
+    aWriter.writeIntProperty< sal_uInt8 >( static_cast<sal_uInt8>(mnHorAlign) );
+    aWriter.skipProperty(); // font weight
+    aWriter.finalizeExport();
+}
+
+bool AxFontData::importStdFont( BinaryInputStream& rInStrm )
+{
+    StdFontInfo aFontInfo;
+    if( OleHelper::importStdFont( aFontInfo, rInStrm, false ) )
+    {
+        maFontName = aFontInfo.maName;
+        mnFontEffects = AxFontFlags::NONE;
+        setFlag( mnFontEffects, AxFontFlags::Bold,      aFontInfo.mnWeight >= OLE_STDFONT_BOLD );
+        setFlag( mnFontEffects, AxFontFlags::Italic,    getFlag( aFontInfo.mnFlags, OLE_STDFONT_ITALIC ) );
+        setFlag( mnFontEffects, AxFontFlags::Underline, getFlag( aFontInfo.mnFlags, OLE_STDFONT_UNDERLINE ) );
+        setFlag( mnFontEffects, AxFontFlags::Strikeout, getFlag( aFontInfo.mnFlags,OLE_STDFONT_STRIKE ) );
+        mbDblUnderline = false;
+        // StdFont stores font height in 1/10,000 of points
+        setHeightPoints( getLimitedValue< sal_Int16, sal_Int32 >( aFontInfo.mnHeight / 10000, 0, SAL_MAX_INT16 ) );
+        mnFontCharSet = aFontInfo.mnCharSet;
+        mnHorAlign = AxHorizontalAlign::Left;
+        return true;
+    }
+    return false;
+}
+
+bool AxFontData::importGuidAndFont( BinaryInputStream& rInStrm )
+{
+    OUString aGuid = OleHelper::importGuid( rInStrm );
+    if( aGuid == "{AFC20920-DA4E-11CE-B943-00AA006887B4}" )
+        return importBinaryModel( rInStrm );
+    if ( aGuid == OLE_GUID_STDFONT )
+        return importStdFont( rInStrm );
+    return false;
+}
+
+} // namespace oox::ole
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/oox/source/ole/olehelper.cxx b/oox/source/ole/olehelper.cxx
new file mode 100644
index 0000000000..d953cf17f9
--- /dev/null
+++ b/oox/source/ole/olehelper.cxx
@@ -0,0 +1,572 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <oox/ole/olehelper.hxx>
+
+#include <rtl/ustrbuf.hxx>
+#include <sot/storage.hxx>
+#include <osl/diagnose.h>
+#include <oox/helper/binaryinputstream.hxx>
+#include <oox/helper/binaryoutputstream.hxx>
+#include <oox/helper/graphichelper.hxx>
+#include <oox/token/properties.hxx>
+#include <oox/token/tokens.hxx>
+#include <oox/ole/axcontrol.hxx>
+#include <oox/helper/propertymap.hxx>
+#include <oox/helper/propertyset.hxx>
+
+#include <com/sun/star/awt/XControlModel.hpp>
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/form/FormComponentType.hpp>
+#include <com/sun/star/form/XFormComponent.hpp>
+#include <com/sun/star/frame/XFrame.hpp>
+#include <com/sun/star/frame/XModel.hpp>
+#include <com/sun/star/lang/XServiceInfo.hpp>
+#include <com/sun/star/awt/Size.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+
+#include <tools/globname.hxx>
+#include <unotools/streamwrap.hxx>
+#include <comphelper/processfactory.hxx>
+#include <utility>
+
+namespace oox::ole {
+
+using ::com::sun::star::form::XFormComponent;
+using ::com::sun::star::awt::XControlModel;
+using ::com::sun::star::awt::Size;
+using ::com::sun::star::frame::XModel;
+using ::com::sun::star::io::XOutputStream;
+using ::com::sun::star::io::XInputStream;
+using ::com::sun::star::beans::XPropertySet;
+using ::com::sun::star::uno::Reference;
+using ::com::sun::star::uno::UNO_QUERY;
+using ::com::sun::star::uno::XComponentContext;
+using ::com::sun::star::lang::XServiceInfo;
+
+using namespace ::com::sun::star::form;
+
+namespace {
+
+const sal_uInt32 OLE_COLORTYPE_MASK         = 0xFF000000;
+const sal_uInt32 OLE_COLORTYPE_CLIENT       = 0x00000000;
+const sal_uInt32 OLE_COLORTYPE_PALETTE      = 0x01000000;
+const sal_uInt32 OLE_COLORTYPE_BGR          = 0x02000000;
+const sal_uInt32 OLE_COLORTYPE_SYSCOLOR     = 0x80000000;
+
+const sal_uInt32 OLE_PALETTECOLOR_MASK      = 0x0000FFFF;
+const sal_uInt32 OLE_SYSTEMCOLOR_MASK       = 0x0000FFFF;
+
+/** Swaps the red and blue component of the passed color. */
+sal_uInt32 lclSwapRedBlue( sal_uInt32 nColor )
+{
+    return static_cast< sal_uInt32 >( (nColor & 0xFF00FF00) | ((nColor & 0x0000FF) << 16) | ((nColor & 0xFF0000) >> 16) );
+}
+
+/** Returns the UNO RGB color from the passed encoded OLE BGR color. */
+::Color lclDecodeBgrColor( sal_uInt32 nOleColor )
+{
+    return ::Color( ColorTransparency, lclSwapRedBlue( nOleColor ) & 0xFFFFFF );
+}
+
+const sal_uInt32 OLE_STDPIC_ID              = 0x0000746C;
+
+struct GUIDCNamePair
+{
+    const char* sGUID;
+    const char* sName;
+};
+
+struct IdCntrlData
+{
+    sal_Int16 nId;
+    GUIDCNamePair aData;
+};
+
+const sal_Int16 TOGGLEBUTTON = -1;
+const sal_Int16 FORMULAFIELD = -2;
+
+typedef std::map< sal_Int16, GUIDCNamePair > GUIDCNamePairMap;
+class classIdToGUIDCNamePairMap
+{
+    GUIDCNamePairMap mnIdToGUIDCNamePairMap;
+    classIdToGUIDCNamePairMap();
+public:
+    static GUIDCNamePairMap& get();
+};
+
+classIdToGUIDCNamePairMap::classIdToGUIDCNamePairMap()
+{
+    static IdCntrlData const initialCntrlData[] =
+    {
+        // Command button MUST be at index 0
+        { FormComponentType::COMMANDBUTTON,
+             { AX_GUID_COMMANDBUTTON, "CommandButton"} ,
+        },
+        // Toggle button MUST be at index 1
+        {  TOGGLEBUTTON,
+           { AX_GUID_TOGGLEBUTTON, "ToggleButton"},
+        },
+        { FormComponentType::FIXEDTEXT,
+             { AX_GUID_LABEL, "Label"},
+        },
+        {  FormComponentType::TEXTFIELD,
+             { AX_GUID_TEXTBOX, "TextBox"},
+        },
+        {  FormComponentType::LISTBOX,
+             { AX_GUID_LISTBOX, "ListBox"},
+        },
+        {  FormComponentType::COMBOBOX,
+             { AX_GUID_COMBOBOX, "ComboBox"},
+        },
+        {  FormComponentType::CHECKBOX,
+             { AX_GUID_CHECKBOX, "CheckBox"},
+        },
+        {  FormComponentType::RADIOBUTTON,
+             { AX_GUID_OPTIONBUTTON, "OptionButton"},
+        },
+        {  FormComponentType::IMAGECONTROL,
+             { AX_GUID_IMAGE, "Image"},
+        },
+        {  FormComponentType::DATEFIELD,
+             { AX_GUID_TEXTBOX, "TextBox"},
+        },
+        {  FormComponentType::TIMEFIELD,
+             { AX_GUID_TEXTBOX, "TextBox"},
+        },
+        {  FormComponentType::NUMERICFIELD,
+             { AX_GUID_TEXTBOX, "TextBox"},
+        },
+        {  FormComponentType::CURRENCYFIELD,
+             { AX_GUID_TEXTBOX, "TextBox"},
+        },
+        {  FormComponentType::PATTERNFIELD,
+             { AX_GUID_TEXTBOX, "TextBox"},
+        },
+        {  FORMULAFIELD,
+             { AX_GUID_TEXTBOX, "TextBox"},
+        },
+        {  FormComponentType::IMAGEBUTTON,
+             { AX_GUID_COMMANDBUTTON, "CommandButton"},
+        },
+        {  FormComponentType::SPINBUTTON,
+             { AX_GUID_SPINBUTTON, "SpinButton"},
+        },
+        {  FormComponentType::SCROLLBAR,
+             { AX_GUID_SCROLLBAR, "ScrollBar"},
+        }
+    };
+    int const length = std::size( initialCntrlData );
+    IdCntrlData const * pData = initialCntrlData;
+    for ( int index = 0; index < length; ++index, ++pData )
+        mnIdToGUIDCNamePairMap[ pData->nId ] = pData->aData;
+};
+
+GUIDCNamePairMap& classIdToGUIDCNamePairMap::get()
+{
+    static classIdToGUIDCNamePairMap theInst;
+    return theInst.mnIdToGUIDCNamePairMap;
+}
+
+template< typename Type >
+void lclAppendHex( OUStringBuffer& orBuffer, Type nValue )
+{
+    const sal_Int32 nWidth = 2 * sizeof( Type );
+    static const sal_Unicode spcHexChars[] = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F' };
+    orBuffer.setLength( orBuffer.getLength() + nWidth );
+    for( sal_Int32 nCharIdx = orBuffer.getLength() - 1, nCharEnd = nCharIdx - nWidth; nCharIdx > nCharEnd; --nCharIdx, nValue >>= 4 )
+        orBuffer[nCharIdx] = spcHexChars[ nValue & 0xF ];
+}
+
+} // namespace
+
+StdFontInfo::StdFontInfo() :
+    mnHeight( 0 ),
+    mnWeight( OLE_STDFONT_NORMAL ),
+    mnCharSet( WINDOWS_CHARSET_ANSI ),
+    mnFlags( 0 )
+{
+}
+
+StdFontInfo::StdFontInfo( OUString aName, sal_uInt32 nHeight ) :
+    maName(std::move( aName )),
+    mnHeight( nHeight ),
+    mnWeight( OLE_STDFONT_NORMAL ),
+    mnCharSet( WINDOWS_CHARSET_ANSI ),
+    mnFlags( 0 )
+{
+}
+
+::Color OleHelper::decodeOleColor(
+        const GraphicHelper& rGraphicHelper, sal_uInt32 nOleColor, bool bDefaultColorBgr )
+{
+    static const sal_Int32 spnSystemColors[] =
+    {
+        XML_scrollBar,      XML_background,     XML_activeCaption,  XML_inactiveCaption,
+        XML_menu,           XML_window,         XML_windowFrame,    XML_menuText,
+        XML_windowText,     XML_captionText,    XML_activeBorder,   XML_inactiveBorder,
+        XML_appWorkspace,   XML_highlight,      XML_highlightText,  XML_btnFace,
+        XML_btnShadow,      XML_grayText,       XML_btnText,        XML_inactiveCaptionText,
+        XML_btnHighlight,   XML_3dDkShadow,     XML_3dLight,        XML_infoText,
+        XML_infoBk
+    };
+
+    switch( nOleColor & OLE_COLORTYPE_MASK )
+    {
+        case OLE_COLORTYPE_CLIENT:
+            return bDefaultColorBgr ? lclDecodeBgrColor( nOleColor ) : rGraphicHelper.getPaletteColor( nOleColor & OLE_PALETTECOLOR_MASK );
+
+        case OLE_COLORTYPE_PALETTE:
+            return rGraphicHelper.getPaletteColor( nOleColor & OLE_PALETTECOLOR_MASK );
+
+        case OLE_COLORTYPE_BGR:
+            return lclDecodeBgrColor( nOleColor );
+
+        case OLE_COLORTYPE_SYSCOLOR:
+            return rGraphicHelper.getSystemColor( STATIC_ARRAY_SELECT( spnSystemColors, nOleColor & OLE_SYSTEMCOLOR_MASK, XML_TOKEN_INVALID ), API_RGB_WHITE );
+    }
+    OSL_FAIL( "OleHelper::decodeOleColor - unknown color type" );
+    return API_RGB_BLACK;
+}
+
+sal_uInt32 OleHelper::encodeOleColor( sal_Int32 nRgbColor )
+{
+    return OLE_COLORTYPE_BGR | lclSwapRedBlue( static_cast< sal_uInt32 >( nRgbColor & 0xFFFFFF ) );
+}
+
+void OleHelper::exportGuid( BinaryOutputStream& rOStr, const SvGlobalName& rId )
+{
+    rOStr.WriteUInt32( rId.GetCLSID().Data1 );
+    rOStr.WriteUInt16( rId.GetCLSID().Data2 );
+    rOStr.WriteUInt16( rId.GetCLSID().Data3 );
+    rOStr.writeArray( rId.GetCLSID().Data4, 8 );
+}
+
+OUString OleHelper::importGuid( BinaryInputStream& rInStrm )
+{
+    OUStringBuffer aBuffer(40);
+    aBuffer.append( '{' );
+    lclAppendHex( aBuffer, rInStrm.readuInt32() );
+    aBuffer.append( '-' );
+    lclAppendHex( aBuffer, rInStrm.readuInt16() );
+    aBuffer.append( '-' );
+    lclAppendHex( aBuffer, rInStrm.readuInt16() );
+    aBuffer.append( '-' );
+    lclAppendHex( aBuffer, rInStrm.readuInt8() );
+    lclAppendHex( aBuffer, rInStrm.readuInt8() );
+    aBuffer.append( '-' );
+    for( int nIndex = 0; nIndex < 6; ++nIndex )
+        lclAppendHex( aBuffer, rInStrm.readuInt8() );
+    aBuffer.append( '}' );
+    return aBuffer.makeStringAndClear();
+}
+
+bool OleHelper::importStdFont( StdFontInfo& orFontInfo, BinaryInputStream& rInStrm, bool bWithGuid )
+{
+    if( bWithGuid )
+    {
+        bool bIsStdFont = importGuid( rInStrm ) == OLE_GUID_STDFONT;
+        OSL_ENSURE( bIsStdFont, "OleHelper::importStdFont - unexpected header GUID, expected StdFont" );
+        if( !bIsStdFont )
+            return false;
+    }
+
+    sal_uInt8 nVersion, nNameLen;
+    nVersion = rInStrm.readuChar();
+    orFontInfo.mnCharSet = rInStrm.readuInt16();
+    orFontInfo.mnFlags = rInStrm.readuChar();
+    orFontInfo.mnWeight = rInStrm.readuInt16();
+    orFontInfo.mnHeight = rInStrm.readuInt32();
+    nNameLen = rInStrm.readuChar();
+    // according to spec the name is ASCII
+    orFontInfo.maName = rInStrm.readCharArrayUC( nNameLen, RTL_TEXTENCODING_ASCII_US );
+    OSL_ENSURE( nVersion <= 1, "OleHelper::importStdFont - wrong version" );
+    return !rInStrm.isEof() && (nVersion <= 1);
+}
+
+bool OleHelper::importStdPic( StreamDataSequence& orGraphicData, BinaryInputStream& rInStrm )
+{
+    bool bIsStdPic = importGuid( rInStrm ) == OLE_GUID_STDPIC;
+    OSL_ENSURE( bIsStdPic, "OleHelper::importStdPic - unexpected header GUID, expected StdPic" );
+    if( !bIsStdPic )
+        return false;
+
+    sal_uInt32 nStdPicId;
+    sal_Int32 nBytes;
+    nStdPicId = rInStrm.readuInt32();
+    nBytes = rInStrm.readInt32();
+    OSL_ENSURE( nStdPicId == OLE_STDPIC_ID, "OleHelper::importStdPic - unexpected header version" );
+    return !rInStrm.isEof() && (nStdPicId == OLE_STDPIC_ID) && (nBytes > 0) && (rInStrm.readData( orGraphicData, nBytes ) == nBytes);
+}
+
+static Reference< css::frame::XFrame > lcl_getFrame( const  Reference< css::frame::XModel >& rxModel )
+{
+    Reference< css::frame::XFrame > xFrame;
+    if ( rxModel.is() )
+    {
+        Reference< css::frame::XController > xController =  rxModel->getCurrentController();
+        xFrame =  xController.is() ? xController->getFrame() : nullptr;
+    }
+    return xFrame;
+}
+
+OleFormCtrlExportHelper::OleFormCtrlExportHelper(  const Reference< XComponentContext >& rxCtx, const Reference< XModel >& rxDocModel, const Reference< XControlModel >& xCntrlModel ) : mpModel( nullptr ), maGrfHelper( rxCtx, lcl_getFrame( rxDocModel ), StorageRef() ), mxDocModel( rxDocModel ), mxControlModel( xCntrlModel )
+{
+    // try to get the guid
+    Reference< css::beans::XPropertySet > xProps( xCntrlModel, UNO_QUERY );
+    if ( !xProps.is() )
+        return;
+
+    sal_Int16 nClassId = 0;
+    PropertySet aPropSet( mxControlModel );
+    if ( !aPropSet.getProperty( nClassId, PROP_ClassId ) )
+        return;
+
+    /* pseudo ripped from legacy msocximex:
+      "There is a truly horrible thing with EditControls and FormattedField
+      Controls, they both pretend to have an EDITBOX ClassId for compatibility
+      reasons, at some stage in the future hopefully there will be a proper
+      FormulaField ClassId rather than this piggybacking two controls onto the
+      same ClassId, cmc." - when fixed the fake FORMULAFIELD id entry
+      and definition above can be removed/replaced
+    */
+    if ( nClassId == FormComponentType::TEXTFIELD)
+    {
+        Reference< XServiceInfo > xInfo( xCntrlModel,
+            UNO_QUERY);
+        if (xInfo->
+            supportsService( "com.sun.star.form.component.FormattedField" ) )
+            nClassId = FORMULAFIELD;
+    }
+    else if ( nClassId == FormComponentType::COMMANDBUTTON )
+    {
+        bool bToggle = false;
+        if ( aPropSet.getProperty( bToggle, PROP_Toggle ) && bToggle )
+            nClassId = TOGGLEBUTTON;
+    }
+    else if ( nClassId == FormComponentType::CONTROL )
+    {
+        Reference< XServiceInfo > xInfo( xCntrlModel,
+            UNO_QUERY);
+        if (xInfo->supportsService("com.sun.star.form.component.ImageControl" ) )
+            nClassId = FormComponentType::IMAGECONTROL;
+    }
+
+    GUIDCNamePairMap& cntrlMap = classIdToGUIDCNamePairMap::get();
+    GUIDCNamePairMap::iterator it = cntrlMap.find( nClassId );
+    if ( it != cntrlMap.end() )
+    {
+        aPropSet.getProperty(maName, PROP_Name );
+        maTypeName = OUString::createFromAscii( it->second.sName );
+        maFullName = "Microsoft Forms 2.0 " + maTypeName;
+        mpControl.reset(new EmbeddedControl( maName ));
+        maGUID = OUString::createFromAscii( it->second.sGUID );
+        mpModel = mpControl->createModelFromGuid( maGUID );
+    }
+}
+
+OleFormCtrlExportHelper::~OleFormCtrlExportHelper()
+{
+}
+
+void OleFormCtrlExportHelper::exportName( const Reference< XOutputStream >& rxOut )
+{
+    oox::BinaryXOutputStream aOut( rxOut, false );
+    aOut.writeUnicodeArray( maName );
+    aOut.WriteInt32(0);
+}
+
+void OleFormCtrlExportHelper::exportCompObj( const Reference< XOutputStream >& rxOut )
+{
+    oox::BinaryXOutputStream aOut( rxOut, false );
+    if ( mpModel )
+        mpModel->exportCompObj( aOut );
+}
+
+void OleFormCtrlExportHelper::exportControl( const Reference< XOutputStream >& rxOut, const Size& rSize, bool bAutoClose )
+{
+    oox::BinaryXOutputStream aOut( rxOut, bAutoClose );
+    if ( mpModel )
+    {
+        ::oox::ole::ControlConverter aConv(  mxDocModel, maGrfHelper );
+        if(mpControl)
+            mpControl->convertFromProperties( mxControlModel, aConv );
+        mpModel->maSize.first = rSize.Width;
+        mpModel->maSize.second = rSize.Height;
+        mpModel->exportBinaryModel( aOut );
+    }
+}
+
+MSConvertOCXControls::MSConvertOCXControls( const Reference< css::frame::XModel >& rxModel ) : SvxMSConvertOCXControls( rxModel ), mxCtx( comphelper::getProcessComponentContext() ), maGrfHelper( mxCtx, lcl_getFrame( rxModel ), StorageRef() )
+{
+}
+
+MSConvertOCXControls::~MSConvertOCXControls()
+{
+}
+
+bool
+MSConvertOCXControls::importControlFromStream( ::oox::BinaryInputStream& rInStrm, Reference< XFormComponent >& rxFormComp, std::u16string_view rGuidString )
+{
+    ::oox::ole::EmbeddedControl aControl( "Unknown" );
+    if( ::oox::ole::ControlModelBase* pModel = aControl.createModelFromGuid( rGuidString  ) )
+    {
+        pModel->importBinaryModel( rInStrm );
+        rxFormComp.set( mxCtx->getServiceManager()->createInstanceWithContext( pModel->getServiceName(), mxCtx ), UNO_QUERY );
+        Reference< XControlModel > xCtlModel( rxFormComp, UNO_QUERY );
+        ::oox::ole::ControlConverter aConv(  mxModel, maGrfHelper );
+        aControl.convertProperties( xCtlModel, aConv );
+    }
+    return rxFormComp.is();
+}
+
+bool
+MSConvertOCXControls::ReadOCXCtlsStream( tools::SvRef<SotStorageStream> const & rSrc1, Reference< XFormComponent > & rxFormComp,
+                                   sal_Int32 nPos,
+                                   sal_Int32 nStreamSize)
+{
+    if ( rSrc1.is()  )
+    {
+        BinaryXInputStream aCtlsStrm( Reference< XInputStream >( new utl::OSeekableInputStreamWrapper( *rSrc1 ) ), true );
+        aCtlsStrm.seek( nPos );
+        OUString aStrmClassId = ::oox::ole::OleHelper::importGuid( aCtlsStrm );
+        return  importControlFromStream( aCtlsStrm, rxFormComp, aStrmClassId, nStreamSize );
+    }
+    return false;
+}
+
+bool MSConvertOCXControls::importControlFromStream( ::oox::BinaryInputStream& rInStrm, Reference< XFormComponent >& rxFormComp, const OUString& rStrmClassId,
+                                   sal_Int32 nStreamSize)
+{
+    if ( !rInStrm.isEof() )
+    {
+        // Special processing for those html controls
+        bool bOneOfHtmlControls = false;
+        if ( rStrmClassId.toAsciiUpperCase() == HTML_GUID_SELECT
+          || rStrmClassId.toAsciiUpperCase() == HTML_GUID_TEXTBOX )
+            bOneOfHtmlControls = true;
+
+        if ( bOneOfHtmlControls )
+        {
+            // html controls don't seem have a handy record length following the GUID
+            // in the binary stream.
+            // Given the control stream length create a stream of nStreamSize bytes starting from
+            // nPos ( offset by the guid already read in )
+            if ( !nStreamSize )
+                return false;
+            const int nGuidSize = 0x10;
+            StreamDataSequence aDataSeq;
+            sal_Int32 nBytesToRead = nStreamSize - nGuidSize;
+            while ( nBytesToRead )
+                nBytesToRead -= rInStrm.readData( aDataSeq, nBytesToRead );
+            SequenceInputStream aInSeqStream( aDataSeq );
+            importControlFromStream( aInSeqStream, rxFormComp, rStrmClassId );
+        }
+        else
+        {
+            importControlFromStream( rInStrm, rxFormComp, rStrmClassId );
+        }
+    }
+    return rxFormComp.is();
+}
+
+bool MSConvertOCXControls::ReadOCXStorage( tools::SvRef<SotStorage> const & xOleStg,
+                                  Reference< XFormComponent > & rxFormComp )
+{
+    if ( xOleStg.is() )
+    {
+        tools::SvRef<SotStorageStream> pNameStream = xOleStg->OpenSotStream("\3OCXNAME", StreamMode::READ);
+        BinaryXInputStream aNameStream( Reference< XInputStream >( new utl::OSeekableInputStreamWrapper( *pNameStream ) ), true );
+
+        tools::SvRef<SotStorageStream> pContents = xOleStg->OpenSotStream("contents", StreamMode::READ);
+        BinaryXInputStream aInStrm(  Reference< XInputStream >( new utl::OSeekableInputStreamWrapper( *pContents ) ), true );
+
+        tools::SvRef<SotStorageStream> pClsStrm = xOleStg->OpenSotStream("\1CompObj", StreamMode::READ);
+        BinaryXInputStream aClsStrm( Reference< XInputStream >( new utl::OSeekableInputStreamWrapper(*pClsStrm ) ), true );
+        aClsStrm.skip(12);
+
+        OUString aStrmClassId = ::oox::ole::OleHelper::importGuid( aClsStrm );
+        if ( importControlFromStream(  aInStrm,  rxFormComp, aStrmClassId, aInStrm.size() ) )
+        {
+            OUString aName = aNameStream.readNulUnicodeArray();
+            Reference< XControlModel > xCtlModel( rxFormComp, UNO_QUERY );
+            if ( !aName.isEmpty() && xCtlModel.is() )
+            {
+                PropertyMap aPropMap;
+                aPropMap.setProperty( PROP_Name, aName );
+                PropertySet aPropSet( xCtlModel );
+                aPropSet.setProperties( aPropMap );
+            }
+            return rxFormComp.is();
+        }
+    }
+    return  false;
+}
+
+bool MSConvertOCXControls::WriteOCXExcelKludgeStream( const css::uno::Reference< css::frame::XModel >& rxModel, const css::uno::Reference< css::io::XOutputStream >& xOutStrm, const css::uno::Reference< css::awt::XControlModel > &rxControlModel, const css::awt::Size& rSize,OUString &rName )
+{
+    OleFormCtrlExportHelper exportHelper( comphelper::getProcessComponentContext(), rxModel, rxControlModel );
+    if ( !exportHelper.isValid() )
+        return false;
+    rName = exportHelper.getTypeName();
+    SvGlobalName aName;
+    aName.MakeId(exportHelper.getGUID());
+    BinaryXOutputStream aOut( xOutStrm, false );
+    OleHelper::exportGuid( aOut, aName );
+    exportHelper.exportControl( xOutStrm, rSize );
+    return true;
+}
+
+bool MSConvertOCXControls::WriteOCXStream( const Reference< XModel >& rxModel, tools::SvRef<SotStorage> const &xOleStg,
+    const Reference< XControlModel > &rxControlModel,
+    const css::awt::Size& rSize, OUString &rName)
+{
+    SvGlobalName aName;
+
+    OleFormCtrlExportHelper exportHelper( comphelper::getProcessComponentContext(), rxModel, rxControlModel );
+
+    if ( !exportHelper.isValid() )
+        return false;
+
+    aName.MakeId(exportHelper.getGUID());
+
+    OUString sFullName = exportHelper.getFullName();
+    rName = exportHelper.getTypeName();
+    xOleStg->SetClass( aName, SotClipboardFormatId::EMBEDDED_OBJ_OLE, sFullName);
+    {
+        tools::SvRef<SotStorageStream> pNameStream = xOleStg->OpenSotStream("\3OCXNAME");
+        Reference< XOutputStream > xOut = new utl::OSeekableOutputStreamWrapper( *pNameStream );
+        exportHelper.exportName( xOut );
+    }
+    {
+        tools::SvRef<SotStorageStream> pObjStream = xOleStg->OpenSotStream("\1CompObj");
+        Reference< XOutputStream > xOut = new utl::OSeekableOutputStreamWrapper( *pObjStream );
+        exportHelper.exportCompObj( xOut );
+    }
+    {
+        tools::SvRef<SotStorageStream> pContents = xOleStg->OpenSotStream("contents");
+        Reference< XOutputStream > xOut = new utl::OSeekableOutputStreamWrapper( *pContents );
+        exportHelper.exportControl( xOut, rSize );
+    }
+    return true;
+}
+
+} // namespace oox
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/oox/source/ole/oleobjecthelper.cxx b/oox/source/ole/oleobjecthelper.cxx
new file mode 100644
index 0000000000..f99e4a897e
--- /dev/null
+++ b/oox/source/ole/oleobjecthelper.cxx
@@ -0,0 +1,178 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <oox/ole/oleobjecthelper.hxx>
+
+#include <com/sun/star/awt/Rectangle.hpp>
+#include <com/sun/star/awt/Size.hpp>
+#include <com/sun/star/beans/PropertyValue.hpp>
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/container/XNameAccess.hpp>
+#include <com/sun/star/document/XEmbeddedObjectResolver.hpp>
+#include <com/sun/star/embed/Aspects.hpp>
+#include <com/sun/star/frame/XModel.hpp>
+#include <com/sun/star/io/XOutputStream.hpp>
+#include <com/sun/star/lang/XComponent.hpp>
+#include <com/sun/star/lang/XMultiServiceFactory.hpp>
+#include <osl/diagnose.h>
+#include <comphelper/propertyvalue.hxx>
+#include <comphelper/sequenceashashmap.hxx>
+#include <oox/helper/propertymap.hxx>
+#include <oox/token/properties.hxx>
+#include <utility>
+
+namespace oox::ole {
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::container;
+using namespace ::com::sun::star::embed;
+using namespace ::com::sun::star::io;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::uno;
+
+OleObjectInfo::OleObjectInfo() :
+    mbLinked( false ),
+    mbShowAsIcon( false ),
+    mbAutoUpdate( false ),
+    mbHasPicture( false )
+{
+}
+
+const char g_aEmbeddedObjScheme[] = "vnd.sun.star.EmbeddedObject:";
+
+OleObjectHelper::OleObjectHelper(
+        const Reference< XMultiServiceFactory >& rxModelFactory,
+        uno::Reference<frame::XModel> xModel)
+    : m_xModel(std::move(xModel))
+    , mnObjectId( 100 )
+{
+    assert(m_xModel.is());
+    if( rxModelFactory.is() ) try
+    {
+        mxResolver.set( rxModelFactory->createInstance( "com.sun.star.document.ImportEmbeddedObjectResolver" ), UNO_QUERY );
+    }
+    catch(const Exception& )
+    {
+    }
+}
+
+OleObjectHelper::~OleObjectHelper()
+{
+    try
+    {
+        Reference< XComponent > xResolverComp( mxResolver, UNO_QUERY_THROW );
+        xResolverComp->dispose();
+    }
+    catch(const Exception& )
+    {
+    }
+}
+
+// TODO: this is probably a sub-optimal approach: ideally the media type
+// of the stream from [Content_Types].xml should be stored somewhere for this
+// purpose, but currently the media type of all OLE streams in the storage is
+// just "application/vnd.sun.star.oleobject"
+void SaveInteropProperties(uno::Reference<frame::XModel> const& xModel,
+       OUString const& rObjectName, OUString const*const pOldObjectName,
+       OUString const& rProgId)
+{
+    static constexpr OUString sEmbeddingsPropName = u"EmbeddedObjects"_ustr;
+
+    // get interop grab bag from document
+    uno::Reference<beans::XPropertySet> const xDocProps(xModel, uno::UNO_QUERY);
+    comphelper::SequenceAsHashMap aGrabBag(xDocProps->getPropertyValue("InteropGrabBag"));
+
+    // get EmbeddedObjects property inside grab bag
+    comphelper::SequenceAsHashMap objectsList;
+    auto grabIt = aGrabBag.find(sEmbeddingsPropName);
+    if (grabIt != aGrabBag.end())
+        objectsList << grabIt->second;
+
+    uno::Sequence< beans::PropertyValue > aGrabBagAttribute{ comphelper::makePropertyValue("ProgID",
+                                                                                           rProgId) };
+
+    // If we got an "old name", erase that first.
+    if (pOldObjectName)
+    {
+        comphelper::SequenceAsHashMap::iterator it = objectsList.find(*pOldObjectName);
+        if (it != objectsList.end())
+            objectsList.erase(it);
+    }
+
+    objectsList[rObjectName] <<= aGrabBagAttribute;
+
+    // put objects list back into the grab bag
+    aGrabBag[sEmbeddingsPropName] <<= objectsList.getAsConstPropertyValueList();
+
+    // put grab bag back into the document
+    xDocProps->setPropertyValue("InteropGrabBag", uno::Any(aGrabBag.getAsConstPropertyValueList()));
+}
+
+bool OleObjectHelper::importOleObject( PropertyMap& rPropMap, const OleObjectInfo& rOleObject, const awt::Size& rObjSize )
+{
+    bool bRet = false;
+
+    if( rOleObject.mbLinked )
+    {
+        // linked OLE object - set target URL
+        if( !rOleObject.maTargetLink.isEmpty() )
+        {
+            rPropMap.setProperty( PROP_LinkURL, rOleObject.maTargetLink);
+            bRet = true;
+        }
+    }
+    else
+    {
+        // embedded OLE object - import the embedded data
+        if( rOleObject.maEmbeddedData.hasElements() && mxResolver.is() ) try
+        {
+            OUString aObjectId = "Obj" + OUString::number( mnObjectId++ );
+
+            Reference< XNameAccess > xResolverNA( mxResolver, UNO_QUERY_THROW );
+            Reference< XOutputStream > xOutStrm( xResolverNA->getByName( aObjectId ), UNO_QUERY_THROW );
+            xOutStrm->writeBytes( rOleObject.maEmbeddedData );
+            xOutStrm->closeOutput();
+
+            SaveInteropProperties(m_xModel, aObjectId, nullptr, rOleObject.maProgId);
+
+            OUString aUrl = mxResolver->resolveEmbeddedObjectURL( aObjectId );
+            OSL_ENSURE( aUrl.match( g_aEmbeddedObjScheme ), "OleObjectHelper::importOleObject - unexpected URL scheme" );
+            OUString aPersistName = aUrl.copy( strlen(g_aEmbeddedObjScheme) );
+            if( !aPersistName.isEmpty() )
+            {
+                rPropMap.setProperty( PROP_PersistName, aPersistName);
+                bRet = true;
+            }
+        }
+        catch(const Exception& )
+        {
+        }
+    }
+
+    if( bRet )
+    {
+        rPropMap.setProperty( PROP_Aspect, (rOleObject.mbShowAsIcon ? Aspects::MSOLE_ICON : Aspects::MSOLE_CONTENT));
+        rPropMap.setProperty( PROP_VisualArea, awt::Rectangle( 0, 0, rObjSize.Width, rObjSize.Height ));
+    }
+    return bRet;
+}
+
+} // namespace oox::ole
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/oox/source/ole/olestorage.cxx b/oox/source/ole/olestorage.cxx
new file mode 100644
index 0000000000..5f2ca4d414
--- /dev/null
+++ b/oox/source/ole/olestorage.cxx
@@ -0,0 +1,377 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <oox/ole/olestorage.hxx>
+
+#include <com/sun/star/container/XNameContainer.hpp>
+#include <com/sun/star/embed/XTransactedObject.hpp>
+#include <com/sun/star/io/IOException.hpp>
+#include <com/sun/star/io/NotConnectedException.hpp>
+#include <com/sun/star/io/TempFile.hpp>
+#include <com/sun/star/io/XInputStream.hpp>
+#include <com/sun/star/io/XOutputStream.hpp>
+#include <com/sun/star/io/XSeekable.hpp>
+#include <com/sun/star/io/XStream.hpp>
+#include <com/sun/star/lang/XMultiServiceFactory.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+#include <cppuhelper/implbase.hxx>
+#include <osl/diagnose.h>
+#include <oox/helper/binaryinputstream.hxx>
+#include <oox/helper/binaryoutputstream.hxx>
+#include <oox/helper/containerhelper.hxx>
+#include <utility>
+
+namespace oox::ole {
+
+using namespace ::com::sun::star::container;
+using namespace ::com::sun::star::embed;
+using namespace ::com::sun::star::io;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::uno;
+
+namespace {
+
+/** Implementation of an OLE storage output stream that inserts itself into the
+    storage when it is closed.
+ */
+class OleOutputStream : public ::cppu::WeakImplHelper< XSeekable, XOutputStream >
+{
+public:
+    explicit            OleOutputStream(
+                            const Reference< XComponentContext >& rxContext,
+                            const Reference< XNameContainer >& rxStorage,
+                            OUString aElementName );
+
+    virtual void SAL_CALL seek( sal_Int64 nPos ) override;
+    virtual sal_Int64 SAL_CALL getPosition() override;
+    virtual sal_Int64 SAL_CALL getLength() override;
+
+    virtual void SAL_CALL writeBytes( const Sequence< sal_Int8 >& rData ) override;
+    virtual void SAL_CALL flush() override;
+    virtual void SAL_CALL closeOutput() override;
+
+private:
+    /// @throws IOException
+    void                ensureSeekable() const;
+    /// @throws NotConnectedException
+    void                ensureConnected() const;
+
+private:
+    Reference< XNameContainer > mxStorage;
+    Reference< XStream > mxTempFile;
+    Reference< XOutputStream > mxOutStrm;
+    Reference< XSeekable > mxSeekable;
+    OUString            maElementName;
+};
+
+OleOutputStream::OleOutputStream( const Reference< XComponentContext >& rxContext,
+        const Reference< XNameContainer >& rxStorage, OUString aElementName ) :
+    mxStorage( rxStorage ),
+    maElementName(std::move( aElementName ))
+{
+    try
+    {
+        mxTempFile.set( TempFile::create(rxContext), UNO_QUERY_THROW );
+        mxOutStrm = mxTempFile->getOutputStream();
+        mxSeekable.set( mxOutStrm, UNO_QUERY );
+    }
+    catch(const Exception& )
+    {
+    }
+}
+
+void SAL_CALL OleOutputStream::seek( sal_Int64 nPos )
+{
+    ensureSeekable();
+    mxSeekable->seek( nPos );
+}
+
+sal_Int64 SAL_CALL OleOutputStream::getPosition()
+{
+    ensureSeekable();
+    return mxSeekable->getPosition();
+}
+
+sal_Int64 SAL_CALL OleOutputStream::getLength()
+{
+    ensureSeekable();
+    return mxSeekable->getLength();
+}
+
+void SAL_CALL OleOutputStream::writeBytes( const Sequence< sal_Int8 >& rData )
+{
+    ensureConnected();
+    mxOutStrm->writeBytes( rData );
+}
+
+void SAL_CALL OleOutputStream::flush()
+{
+    ensureConnected();
+    mxOutStrm->flush();
+}
+
+void SAL_CALL OleOutputStream::closeOutput()
+{
+    ensureConnected();
+    ensureSeekable();
+    // remember the class members
+    Reference< XOutputStream > xOutStrm = mxOutStrm;
+    Reference< XSeekable > xSeekable = mxSeekable;
+    // reset all class members
+    mxOutStrm.clear();
+    mxSeekable.clear();
+    // close stream (and let it throw something if needed)
+    xOutStrm->closeOutput();
+    // on success, insert the stream into the OLE storage (must be seek-ed back before)
+    xSeekable->seek( 0 );
+    if( !ContainerHelper::insertByName( mxStorage, maElementName, Any( mxTempFile ) ) )
+        throw IOException();
+}
+
+void OleOutputStream::ensureSeekable() const
+{
+    if( !mxSeekable.is() )
+        throw IOException();
+}
+
+void OleOutputStream::ensureConnected() const
+{
+    if( !mxOutStrm.is() )
+        throw NotConnectedException();
+}
+
+} // namespace
+
+OleStorage::OleStorage( const Reference< XComponentContext >& rxContext,
+        const Reference< XInputStream >& rxInStream, bool bBaseStreamAccess ) :
+    StorageBase( rxInStream, bBaseStreamAccess ),
+    mxContext( rxContext ),
+    mpParentStorage( nullptr )
+{
+    OSL_ENSURE( mxContext.is(), "OleStorage::OleStorage - missing component context" );
+    initStorage( rxInStream );
+}
+
+OleStorage::OleStorage( const Reference< XComponentContext >& rxContext,
+        const Reference< XStream >& rxOutStream, bool bBaseStreamAccess ) :
+    StorageBase( rxOutStream, bBaseStreamAccess ),
+    mxContext( rxContext ),
+    mpParentStorage( nullptr )
+{
+    OSL_ENSURE( mxContext.is(), "OleStorage::OleStorage - missing component context" );
+    initStorage( rxOutStream );
+}
+
+OleStorage::OleStorage( const OleStorage& rParentStorage,
+        const Reference< XNameContainer >& rxStorage, const OUString& rElementName, bool bReadOnly ) :
+    StorageBase( rParentStorage, rElementName, bReadOnly ),
+    mxContext( rParentStorage.mxContext ),
+    mxStorage( rxStorage ),
+    mpParentStorage( &rParentStorage )
+{
+    OSL_ENSURE( mxStorage.is(), "OleStorage::OleStorage - missing substorage elements" );
+}
+
+OleStorage::OleStorage( const OleStorage& rParentStorage,
+        const Reference< XStream >& rxOutStream, const OUString& rElementName ) :
+    StorageBase( rParentStorage, rElementName, false ),
+    mxContext( rParentStorage.mxContext ),
+    mpParentStorage( &rParentStorage )
+{
+    initStorage( rxOutStream );
+}
+
+OleStorage::~OleStorage()
+{
+}
+
+void OleStorage::initStorage( const Reference< XInputStream >& rxInStream )
+{
+    // if stream is not seekable, create temporary copy
+    Reference< XInputStream > xInStrm = rxInStream;
+    if( !Reference< XSeekable >( xInStrm, UNO_QUERY ).is() ) try
+    {
+        Reference< XStream > xTempFile( TempFile::create(mxContext), UNO_QUERY_THROW );
+        {
+            Reference< XOutputStream > xOutStrm( xTempFile->getOutputStream(), UNO_SET_THROW );
+            /*  Pass false to both binary stream objects to keep the UNO
+                streams alive. Life time of these streams is controlled by the
+                tempfile implementation. */
+            BinaryXOutputStream aOutStrm( xOutStrm, false );
+            BinaryXInputStream aInStrm( xInStrm, false );
+            aInStrm.copyToStream( aOutStrm );
+        } // scope closes output stream of tempfile
+        xInStrm = xTempFile->getInputStream();
+    }
+    catch(const Exception& )
+    {
+        OSL_FAIL( "OleStorage::initStorage - cannot create temporary copy of input stream" );
+    }
+
+    // create base storage object
+    if( xInStrm.is() ) try
+    {
+        Reference< XMultiServiceFactory > xFactory( mxContext->getServiceManager(), UNO_QUERY_THROW );
+        Sequence< Any > aArgs{ Any(xInStrm),
+                               Any(true) };// true = do not create a copy of the input stream
+        mxStorage.set( xFactory->createInstanceWithArguments("com.sun.star.embed.OLESimpleStorage", aArgs ), UNO_QUERY_THROW );
+    }
+    catch(const Exception& )
+    {
+    }
+}
+
+void OleStorage::initStorage( const Reference< XStream >& rxOutStream )
+{
+    // create base storage object
+    if( rxOutStream.is() ) try
+    {
+        Reference< XMultiServiceFactory > xFactory( mxContext->getServiceManager(), UNO_QUERY_THROW );
+        Sequence< Any > aArgs{ Any(rxOutStream),
+                               Any(true) }; // true = do not create a copy of the stream
+        mxStorage.set( xFactory->createInstanceWithArguments("com.sun.star.embed.OLESimpleStorage", aArgs ), UNO_QUERY_THROW );
+    }
+    catch(const Exception& )
+    {
+    }
+}
+
+// StorageBase interface ------------------------------------------------------
+
+bool OleStorage::implIsStorage() const
+{
+    if( mxStorage.is() ) try
+    {
+        /*  If this is not an OLE storage, hasElements() of the OLESimpleStorage
+            implementation throws an exception. But we do not return the result
+            of hasElements(), because an empty storage is a valid storage too. */
+        (void)mxStorage->hasElements();
+        return true;
+    }
+    catch(const Exception& )
+    {
+    }
+    return false;
+}
+
+Reference< XStorage > OleStorage::implGetXStorage() const
+{
+    OSL_FAIL( "OleStorage::getXStorage - not implemented" );
+    return Reference< XStorage >();
+}
+
+void OleStorage::implGetElementNames( ::std::vector< OUString >& orElementNames ) const
+{
+    if( mxStorage.is() ) try
+    {
+        const Sequence<OUString> aNames = mxStorage->getElementNames();
+        if( aNames.hasElements() )
+            orElementNames.insert( orElementNames.end(), aNames.begin(), aNames.end() );
+    }
+    catch(const Exception& )
+    {
+    }
+}
+
+StorageRef OleStorage::implOpenSubStorage( const OUString& rElementName, bool bCreateMissing )
+{
+    StorageRef xSubStorage;
+    if( mxStorage.is() && !rElementName.isEmpty() )
+    {
+        try
+        {
+            Reference< XNameContainer > xSubElements( mxStorage->getByName( rElementName ), UNO_QUERY_THROW );
+            xSubStorage.reset( new OleStorage( *this, xSubElements, rElementName, true ) );
+        }
+        catch(const Exception& )
+        {
+        }
+
+        /*  The OLESimpleStorage API implementation seems to be buggy in the
+            area of writable inplace substorage (sometimes it overwrites other
+            unrelated streams with zero bytes). We go the save way and create a
+            new OLE storage based on a temporary file. All operations are
+            performed on this clean storage. On committing, the storage will be
+            completely re-inserted into the parent storage. */
+        if( !isReadOnly() && (bCreateMissing || xSubStorage) ) try
+        {
+            // create new storage based on a temp file
+            Reference< XStream > xTempFile( TempFile::create(mxContext), UNO_QUERY_THROW );
+            StorageRef xTempStorage( new OleStorage( *this, xTempFile, rElementName ) );
+            // copy existing substorage into temp storage
+            if( xSubStorage )
+                xSubStorage->copyStorageToStorage( *xTempStorage );
+            // return the temp storage to caller
+            xSubStorage = xTempStorage;
+        }
+        catch(const Exception& )
+        {
+        }
+    }
+    return xSubStorage;
+}
+
+Reference< XInputStream > OleStorage::implOpenInputStream( const OUString& rElementName )
+{
+    Reference< XInputStream > xInStream;
+    if( mxStorage.is() ) try
+    {
+        xInStream.set( mxStorage->getByName( rElementName ), UNO_QUERY );
+    }
+    catch(const Exception& )
+    {
+    }
+    return xInStream;
+}
+
+Reference< XOutputStream > OleStorage::implOpenOutputStream( const OUString& rElementName )
+{
+    Reference< XOutputStream > xOutStream;
+    if( mxStorage.is() && !rElementName.isEmpty() )
+        xOutStream.set( new OleOutputStream( mxContext, mxStorage, rElementName ) );
+    return xOutStream;
+}
+
+void OleStorage::implCommit() const
+{
+    try
+    {
+        // commit this storage (finalizes the file this storage is based on)
+        Reference< XTransactedObject >( mxStorage, UNO_QUERY_THROW )->commit();
+        // re-insert this storage into the parent storage
+        if( mpParentStorage )
+        {
+            if( mpParentStorage->mxStorage->hasByName( getName() ) )
+            {
+                // replaceByName() does not work (#i109539#)
+                mpParentStorage->mxStorage->removeByName( getName() );
+                Reference< XTransactedObject >( mpParentStorage->mxStorage, UNO_QUERY_THROW )->commit();
+            }
+            mpParentStorage->mxStorage->insertByName( getName(), Any( mxStorage ) );
+            // this requires another commit(), which will be performed by the parent storage
+        }
+    }
+    catch(const Exception& )
+    {
+    }
+}
+
+} // namespace oox::ole
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/oox/source/ole/vbacontrol.cxx b/oox/source/ole/vbacontrol.cxx
new file mode 100644
index 0000000000..dd9de50a25
--- /dev/null
+++ b/oox/source/ole/vbacontrol.cxx
@@ -0,0 +1,873 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <oox/ole/vbacontrol.hxx>
+
+#include <algorithm>
+#include <set>
+#include <com/sun/star/awt/XControlModel.hpp>
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/container/XNameContainer.hpp>
+#include <com/sun/star/io/XInputStreamProvider.hpp>
+#include <com/sun/star/lang/XMultiServiceFactory.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+#include <osl/diagnose.h>
+#include <rtl/ustrbuf.hxx>
+#include <sal/log.hxx>
+#include <tools/UnitConversion.hxx>
+#include <xmlscript/xmldlg_imexp.hxx>
+#include <oox/helper/attributelist.hxx>
+#include <oox/helper/binaryinputstream.hxx>
+#include <oox/helper/containerhelper.hxx>
+#include <oox/helper/propertymap.hxx>
+#include <oox/helper/propertyset.hxx>
+#include <oox/helper/storagebase.hxx>
+#include <oox/helper/textinputstream.hxx>
+#include <oox/ole/vbahelper.hxx>
+#include <oox/token/properties.hxx>
+#include <oox/token/tokens.hxx>
+#include <unordered_map>
+
+namespace oox::ole {
+
+using namespace ::com::sun::star::awt;
+using namespace ::com::sun::star::container;
+using namespace ::com::sun::star::frame;
+using namespace ::com::sun::star::io;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::uno;
+
+namespace {
+
+const sal_uInt16 VBA_SITE_CLASSIDINDEX          = 0x8000;
+const sal_uInt16 VBA_SITE_INDEXMASK             = 0x7FFF;
+const sal_uInt16 VBA_SITE_FORM                  = 7;
+const sal_uInt16 VBA_SITE_IMAGE                 = 12;
+const sal_uInt16 VBA_SITE_FRAME                 = 14;
+const sal_uInt16 VBA_SITE_SPINBUTTON            = 16;
+const sal_uInt16 VBA_SITE_COMMANDBUTTON         = 17;
+const sal_uInt16 VBA_SITE_TABSTRIP              = 18;
+const sal_uInt16 VBA_SITE_LABEL                 = 21;
+const sal_uInt16 VBA_SITE_TEXTBOX               = 23;
+const sal_uInt16 VBA_SITE_LISTBOX               = 24;
+const sal_uInt16 VBA_SITE_COMBOBOX              = 25;
+const sal_uInt16 VBA_SITE_CHECKBOX              = 26;
+const sal_uInt16 VBA_SITE_OPTIONBUTTON          = 27;
+const sal_uInt16 VBA_SITE_TOGGLEBUTTON          = 28;
+const sal_uInt16 VBA_SITE_SCROLLBAR             = 47;
+const sal_uInt16 VBA_SITE_MULTIPAGE             = 57;
+const sal_uInt16 VBA_SITE_UNKNOWN               = 0x7FFF;
+
+const sal_uInt32 VBA_SITE_TABSTOP               = 0x00000001;
+const sal_uInt32 VBA_SITE_VISIBLE               = 0x00000002;
+const sal_uInt32 VBA_SITE_OSTREAM               = 0x00000010;
+const sal_uInt32 VBA_SITE_DEFFLAGS              = 0x00000033;
+
+const sal_uInt8 VBA_SITEINFO_COUNT              = 0x80;
+const sal_uInt8 VBA_SITEINFO_MASK               = 0x7F;
+
+/** Collects names of all controls in a user form or container control. Allows
+    to generate unused names for dummy controls separating option groups.
+ */
+class VbaControlNamesSet
+{
+public:
+    explicit            VbaControlNamesSet();
+
+    /** Inserts the name of the passed control. */
+    void                insertName( const VbaFormControl& rControl );
+    /** Returns a name that is not contained in this set. */
+    OUString            generateDummyName();
+
+private:
+    ::std::set< OUString >
+                        maCtrlNames;
+    sal_Int32           mnIndex;
+};
+
+constexpr OUStringLiteral gaDummyBaseName( u"DummyGroupSep" );
+
+VbaControlNamesSet::VbaControlNamesSet() :
+    mnIndex( 0 )
+{
+}
+
+void VbaControlNamesSet::insertName( const VbaFormControl& rControl )
+{
+    OUString aName = rControl.getControlName();
+    if( !aName.isEmpty() )
+        maCtrlNames.insert( aName );
+}
+
+OUString VbaControlNamesSet::generateDummyName()
+{
+    OUString aCtrlName;
+    do
+    {
+        aCtrlName = gaDummyBaseName + OUString::number( ++mnIndex );
+    }
+    while( maCtrlNames.count( aCtrlName ) > 0 );
+    maCtrlNames.insert( aCtrlName );
+    return aCtrlName;
+}
+
+/** Functor that inserts the name of a control into a VbaControlNamesSet. */
+struct VbaControlNameInserter
+{
+public:
+    VbaControlNamesSet& mrCtrlNames;
+    explicit     VbaControlNameInserter( VbaControlNamesSet& rCtrlNames ) : mrCtrlNames( rCtrlNames ) {}
+    void         operator()( const VbaFormControl& rControl ) { mrCtrlNames.insertName( rControl ); }
+};
+
+/** A dummy invisible form control (fixed label without text) that is used to
+    separate two groups of option buttons.
+ */
+class VbaDummyFormControl : public VbaFormControl
+{
+public:
+    explicit            VbaDummyFormControl( const OUString& rName );
+};
+
+VbaDummyFormControl::VbaDummyFormControl( const OUString& rName )
+{
+    mxSiteModel = std::make_shared<VbaSiteModel>();
+    mxSiteModel->importProperty( XML_Name, rName );
+    mxSiteModel->importProperty( XML_VariousPropertyBits, OUString( '0' ) );
+
+    mxCtrlModel = std::make_shared<AxLabelModel>();
+    mxCtrlModel->setAwtModelMode();
+    mxCtrlModel->importProperty( XML_Size, "10;10" );
+}
+
+} // namespace
+
+VbaSiteModel::VbaSiteModel() :
+    maPos( 0, 0 ),
+    mnId( 0 ),
+    mnHelpContextId( 0 ),
+    mnFlags( VBA_SITE_DEFFLAGS ),
+    mnStreamLen( 0 ),
+    mnTabIndex( -1 ),
+    mnClassIdOrCache( VBA_SITE_UNKNOWN ),
+    mnGroupId( 0 )
+{
+}
+
+VbaSiteModel::~VbaSiteModel()
+{
+}
+
+void VbaSiteModel::importProperty( sal_Int32 nPropId, const OUString& rValue )
+{
+    switch( nPropId )
+    {
+        case XML_Name:                  maName = rValue;                                            break;
+        case XML_Tag:                   maTag = rValue;                                             break;
+        case XML_VariousPropertyBits:   mnFlags = AttributeConversion::decodeUnsigned( rValue );    break;
+    }
+}
+
+bool VbaSiteModel::importBinaryModel( BinaryInputStream& rInStrm )
+{
+    AxBinaryPropertyReader aReader( rInStrm );
+    aReader.readStringProperty( maName );
+    aReader.readStringProperty( maTag );
+    aReader.readIntProperty< sal_Int32 >( mnId );
+    aReader.readIntProperty< sal_Int32 >( mnHelpContextId );
+    aReader.readIntProperty< sal_uInt32 >( mnFlags );
+    aReader.readIntProperty< sal_uInt32 >( mnStreamLen );
+    aReader.readIntProperty< sal_Int16 >( mnTabIndex );
+    aReader.readIntProperty< sal_uInt16 >( mnClassIdOrCache );
+    aReader.readPairProperty( maPos );
+    aReader.readIntProperty< sal_uInt16 >( mnGroupId );
+    aReader.skipUndefinedProperty();
+    aReader.readStringProperty( maToolTip );
+    aReader.skipStringProperty();   // license key
+    aReader.readStringProperty( maControlSource );
+    aReader.readStringProperty( maRowSource );
+    return aReader.finalizeImport();
+}
+
+void VbaSiteModel::moveRelative( const AxPairData& rDistance )
+{
+    maPos.first += rDistance.first;
+    maPos.second += rDistance.second;
+}
+
+bool VbaSiteModel::isContainer() const
+{
+    return !getFlag( mnFlags, VBA_SITE_OSTREAM );
+}
+
+sal_uInt32 VbaSiteModel::getStreamLength() const
+{
+    return isContainer() ? 0 : mnStreamLen;
+}
+
+OUString VbaSiteModel::getSubStorageName() const
+{
+    if( mnId >= 0 )
+    {
+        OUStringBuffer aBuffer( "i" );
+        if( mnId < 10 )
+            aBuffer.append( '0' );
+        aBuffer.append( mnId );
+        return aBuffer.makeStringAndClear();
+    }
+    return OUString();
+}
+
+ControlModelRef VbaSiteModel::createControlModel( const AxClassTable& rClassTable ) const
+{
+    ControlModelRef xCtrlModel;
+
+    sal_Int32 nTypeIndex = static_cast< sal_Int32 >( mnClassIdOrCache & VBA_SITE_INDEXMASK );
+    if( !getFlag( mnClassIdOrCache, VBA_SITE_CLASSIDINDEX ) )
+    {
+        switch( nTypeIndex )
+        {
+            case VBA_SITE_COMMANDBUTTON:    xCtrlModel= std::make_shared<AxCommandButtonModel>();   break;
+            case VBA_SITE_LABEL:            xCtrlModel= std::make_shared<AxLabelModel>();           break;
+            case VBA_SITE_IMAGE:            xCtrlModel= std::make_shared<AxImageModel>();           break;
+            case VBA_SITE_TOGGLEBUTTON:     xCtrlModel= std::make_shared<AxToggleButtonModel>();    break;
+            case VBA_SITE_CHECKBOX:         xCtrlModel= std::make_shared<AxCheckBoxModel>();        break;
+            case VBA_SITE_OPTIONBUTTON:     xCtrlModel= std::make_shared<AxOptionButtonModel>();    break;
+            case VBA_SITE_TEXTBOX:          xCtrlModel= std::make_shared<AxTextBoxModel>();         break;
+            case VBA_SITE_LISTBOX:          xCtrlModel= std::make_shared<AxListBoxModel>();         break;
+            case VBA_SITE_COMBOBOX:         xCtrlModel= std::make_shared<AxComboBoxModel>();        break;
+            case VBA_SITE_SPINBUTTON:       xCtrlModel= std::make_shared<AxSpinButtonModel>();      break;
+            case VBA_SITE_SCROLLBAR:        xCtrlModel= std::make_shared<AxScrollBarModel>();       break;
+            case VBA_SITE_TABSTRIP:         xCtrlModel= std::make_shared<AxTabStripModel>();
+            break;
+            case VBA_SITE_FRAME:            xCtrlModel= std::make_shared<AxFrameModel>();           break;
+            case VBA_SITE_MULTIPAGE:        xCtrlModel= std::make_shared<AxMultiPageModel>();
+            break;
+            case VBA_SITE_FORM:             xCtrlModel= std::make_shared<AxPageModel>();
+            break;
+            default:    OSL_FAIL( "VbaSiteModel::createControlModel - unknown type index" );
+        }
+    }
+    else
+    {
+        const OUString* pGuid = ContainerHelper::getVectorElement( rClassTable, nTypeIndex );
+        OSL_ENSURE( pGuid, "VbaSiteModel::createControlModel - invalid class table index" );
+        if( pGuid )
+        {
+            if( *pGuid == COMCTL_GUID_SCROLLBAR_60 )
+                xCtrlModel = std::make_shared<ComCtlScrollBarModel>( 6 );
+            else if( *pGuid == COMCTL_GUID_PROGRESSBAR_50 )
+                xCtrlModel = std::make_shared<ComCtlProgressBarModel>( 5 );
+            else if( *pGuid == COMCTL_GUID_PROGRESSBAR_60 )
+                xCtrlModel = std::make_shared<ComCtlProgressBarModel>( 6 );
+        }
+    }
+
+    if( xCtrlModel )
+    {
+        // user form controls are AWT models
+        xCtrlModel->setAwtModelMode();
+
+        // check that container model matches container flag in site data
+        bool bModelIsContainer = dynamic_cast< const AxContainerModelBase* >( xCtrlModel.get() ) != nullptr;
+        bool bTypeMatch = bModelIsContainer == isContainer();
+        OSL_ENSURE( bTypeMatch, "VbaSiteModel::createControlModel - container type does not match container flag" );
+        if( !bTypeMatch )
+            xCtrlModel.reset();
+    }
+    return xCtrlModel;
+}
+
+void VbaSiteModel::convertProperties( PropertyMap& rPropMap,
+        const ControlConverter& rConv, ApiControlType eCtrlType, sal_Int32 nCtrlIndex ) const
+{
+    rPropMap.setProperty( PROP_Name, maName );
+    rPropMap.setProperty( PROP_Tag, maTag );
+
+    if( eCtrlType != API_CONTROL_DIALOG )
+    {
+        rPropMap.setProperty( PROP_HelpText, maToolTip );
+        rPropMap.setProperty( PROP_EnableVisible, getFlag( mnFlags, VBA_SITE_VISIBLE ) );
+        // we need to set the passed control index to make option button groups work
+        if( (0 <= nCtrlIndex) && (nCtrlIndex <= SAL_MAX_INT16) )
+            rPropMap.setProperty( PROP_TabIndex, static_cast< sal_Int16 >( nCtrlIndex ) );
+        // progress bar and group box support TabIndex, but not Tabstop...
+        if( (eCtrlType != API_CONTROL_PROGRESSBAR) && (eCtrlType != API_CONTROL_GROUPBOX) && (eCtrlType != API_CONTROL_FRAME) && (eCtrlType != API_CONTROL_PAGE) )
+            rPropMap.setProperty( PROP_Tabstop, getFlag( mnFlags, VBA_SITE_TABSTOP ) );
+        rConv.convertPosition( rPropMap, maPos );
+    }
+}
+
+VbaFormControl::VbaFormControl()
+{
+}
+
+VbaFormControl::~VbaFormControl()
+{
+}
+
+void VbaFormControl::importModelOrStorage( BinaryInputStream& rInStrm, StorageBase& rStrg, const AxClassTable& rClassTable )
+{
+    if( !mxSiteModel )
+        return;
+
+    if( mxSiteModel->isContainer() )
+    {
+        StorageRef xSubStrg = rStrg.openSubStorage( mxSiteModel->getSubStorageName(), false );
+        OSL_ENSURE( xSubStrg, "VbaFormControl::importModelOrStorage - cannot find storage for embedded control" );
+        if( xSubStrg )
+            importStorage( *xSubStrg, rClassTable );
+    }
+    else if( !rInStrm.isEof() )
+    {
+        sal_Int64 nNextStrmPos = rInStrm.tell() + mxSiteModel->getStreamLength();
+        importControlModel( rInStrm, rClassTable );
+        rInStrm.seek( nNextStrmPos );
+    }
+}
+
+OUString VbaFormControl::getControlName() const
+{
+    return mxSiteModel ? mxSiteModel->getName() : OUString();
+}
+
+void VbaFormControl::createAndConvert( sal_Int32 nCtrlIndex,
+        const Reference< XNameContainer >& rxParentNC, const ControlConverter& rConv ) const
+{
+    if( !(rxParentNC.is() && mxSiteModel && mxCtrlModel) )
+        return;
+
+    try
+    {
+        // create the control model
+        OUString aServiceName = mxCtrlModel->getServiceName();
+        Reference< XMultiServiceFactory > xModelFactory( rxParentNC, UNO_QUERY_THROW );
+        Reference< XControlModel > xCtrlModel( xModelFactory->createInstance( aServiceName ), UNO_QUERY_THROW );
+
+        // convert all properties and embedded controls
+        if( convertProperties( xCtrlModel, rConv, nCtrlIndex ) )
+        {
+            // insert into parent container
+            const OUString& rCtrlName = mxSiteModel->getName();
+            OSL_ENSURE( !rxParentNC->hasByName( rCtrlName ), "VbaFormControl::createAndConvert - multiple controls with equal name" );
+            ContainerHelper::insertByName( rxParentNC, rCtrlName, Any( xCtrlModel ) );
+        }
+    }
+    catch(const Exception& )
+    {
+    }
+}
+
+// protected ------------------------------------------------------------------
+
+void VbaFormControl::importControlModel( BinaryInputStream& rInStrm, const AxClassTable& rClassTable )
+{
+    createControlModel( rClassTable );
+    if( mxCtrlModel )
+        mxCtrlModel->importBinaryModel( rInStrm );
+}
+
+void VbaFormControl::importStorage( StorageBase& rStrg, const AxClassTable& rClassTable )
+{
+    createControlModel( rClassTable );
+    AxContainerModelBase* pContainerModel = dynamic_cast< AxContainerModelBase* >( mxCtrlModel.get() );
+    OSL_ENSURE( pContainerModel, "VbaFormControl::importStorage - missing container control model" );
+    if( !pContainerModel )
+        return;
+
+    /*  Open the 'f' stream containing the model of this control and a list
+        of site models for all child controls. */
+    BinaryXInputStream aFStrm( rStrg.openInputStream( "f" ), true );
+    OSL_ENSURE( !aFStrm.isEof(), "VbaFormControl::importStorage - missing 'f' stream" );
+
+    /*  Read the properties of this container control and the class table
+        (into the maClassTable vector) containing a list of GUIDs for
+        exotic embedded controls. */
+    if( !(!aFStrm.isEof() && pContainerModel->importBinaryModel( aFStrm ) && pContainerModel->importClassTable( aFStrm, maClassTable )) )
+        return;
+
+    /*  Read the site models of all embedded controls (this fills the
+        maControls vector). Ignore failure of importSiteModels() but
+        try to import as much controls as possible. */
+    importEmbeddedSiteModels( aFStrm );
+    /*  Open the 'o' stream containing models of embedded simple
+        controls. Stream may be empty or missing, if this control
+        contains no controls or only container controls. */
+    BinaryXInputStream aOStrm( rStrg.openInputStream( "o" ), true );
+
+    /*  Iterate over all embedded controls, import model from 'o'
+        stream (for embedded simple controls) or from the substorage
+        (for embedded container controls). */
+    maControls.forEachMem( &VbaFormControl::importModelOrStorage,
+        ::std::ref( aOStrm ), ::std::ref( rStrg ), ::std::cref( maClassTable ) );
+
+    // Special handling for multi-page which has non-standard
+    // containment and additionally needs to re-order Page children
+    if ( pContainerModel->getControlType() == API_CONTROL_MULTIPAGE )
+    {
+        AxMultiPageModel* pMultiPage = dynamic_cast< AxMultiPageModel* >( pContainerModel );
+        assert(pMultiPage);
+        {
+            BinaryXInputStream aXStrm( rStrg.openInputStream( "x" ), true );
+            pMultiPage->importPageAndMultiPageProperties( aXStrm, maControls.size() );
+        }
+        typedef std::unordered_map< sal_uInt32, std::shared_ptr< VbaFormControl > > IdToPageMap;
+        IdToPageMap idToPage;
+        AxArrayString sCaptions;
+
+        for (auto const& control : maControls)
+        {
+            auto& elem = control->mxCtrlModel;
+            if (!elem)
+            {
+                SAL_WARN("oox", "empty control model");
+                continue;
+            }
+            if (elem->getControlType() == API_CONTROL_PAGE)
+            {
+                VbaSiteModelRef xPageSiteRef = control->mxSiteModel;
+                if ( xPageSiteRef )
+                    idToPage[ xPageSiteRef->getId() ] = control;
+            }
+            else if (elem->getControlType() == API_CONTROL_TABSTRIP)
+            {
+                AxTabStripModel* pTabStrip = static_cast<AxTabStripModel*>(elem.get());
+                sCaptions = pTabStrip->maItems;
+                pMultiPage->mnActiveTab = pTabStrip->mnListIndex;
+                pMultiPage->mnTabStyle = pTabStrip->mnTabStyle;
+            }
+            else
+            {
+                SAL_WARN("oox", "unexpected control type " << elem->getControlType());
+            }
+        }
+        // apply caption/titles to pages
+
+        maControls.clear();
+        // need to sort the controls according to the order of the ids
+        if ( sCaptions.size() == idToPage.size() )
+        {
+            AxArrayString::iterator itCaption = sCaptions.begin();
+            for ( const auto& rCtrlId : pMultiPage->mnIDs )
+            {
+                IdToPageMap::iterator iter = idToPage.find( rCtrlId );
+                if ( iter != idToPage.end() )
+                {
+                    AxPageModel* pPage = static_cast<AxPageModel*> ( iter->second->mxCtrlModel.get() );
+
+                    pPage->importProperty( XML_Caption, *itCaption );
+                    maControls.push_back( iter->second );
+                }
+                ++itCaption;
+            }
+        }
+    }
+    /*  Reorder the controls (sorts all option buttons of an option
+        group together), and move all children of all embedded frames
+        (group boxes) to this control (UNO group boxes cannot contain
+        other controls). */
+    finalizeEmbeddedControls();
+}
+
+bool VbaFormControl::convertProperties( const Reference< XControlModel >& rxCtrlModel,
+        const ControlConverter& rConv, sal_Int32 nCtrlIndex ) const
+{
+    if( rxCtrlModel.is() && mxSiteModel && mxCtrlModel )
+    {
+        const OUString& rCtrlName = mxSiteModel->getName();
+        OSL_ENSURE( !rCtrlName.isEmpty(), "VbaFormControl::convertProperties - control without name" );
+        if( !rCtrlName.isEmpty() )
+        {
+            // convert all properties
+            PropertyMap aPropMap;
+            mxSiteModel->convertProperties( aPropMap, rConv, mxCtrlModel->getControlType(), nCtrlIndex );
+            rConv.bindToSources( rxCtrlModel, mxSiteModel->getControlSource(), mxSiteModel->getRowSource() );
+            mxCtrlModel->convertProperties( aPropMap, rConv );
+            mxCtrlModel->convertSize( aPropMap, rConv );
+            PropertySet aPropSet( rxCtrlModel );
+            aPropSet.setProperties( aPropMap );
+
+            // create and convert all embedded controls
+            if( !maControls.empty() ) try
+            {
+                Reference< XNameContainer > xCtrlModelNC( rxCtrlModel, UNO_QUERY_THROW );
+                /*  Call conversion for all controls. Pass vector index as new
+                    tab order to make option button groups work correctly. */
+                maControls.forEachMemWithIndex( &VbaFormControl::createAndConvert,
+                    ::std::cref( xCtrlModelNC ), ::std::cref( rConv ) );
+            }
+            catch(const Exception& )
+            {
+                OSL_FAIL( "VbaFormControl::convertProperties - cannot get control container interface" );
+            }
+
+            return true;
+        }
+    }
+    return false;
+}
+
+// private --------------------------------------------------------------------
+
+void VbaFormControl::createControlModel( const AxClassTable& rClassTable )
+{
+    // derived classes may have created their own control model
+    if( !mxCtrlModel && mxSiteModel )
+        mxCtrlModel = mxSiteModel->createControlModel( rClassTable );
+}
+
+bool VbaFormControl::importSiteModel( BinaryInputStream& rInStrm )
+{
+    mxSiteModel = std::make_shared<VbaSiteModel>();
+    return mxSiteModel->importBinaryModel( rInStrm );
+}
+
+void VbaFormControl::importEmbeddedSiteModels( BinaryInputStream& rInStrm )
+{
+    sal_uInt64 nAnchorPos = rInStrm.tell();
+    sal_uInt32 nSiteCount, nSiteDataSize;
+    nSiteCount = rInStrm.readuInt32();
+    nSiteDataSize = rInStrm.readuInt32();
+    sal_Int64 nSiteEndPos = rInStrm.tell() + nSiteDataSize;
+
+    // skip the site info structure
+    sal_uInt32 nSiteIndex = 0;
+    while( !rInStrm.isEof() && (nSiteIndex < nSiteCount) )
+    {
+        rInStrm.skip( 1 ); // site depth
+        sal_uInt8 nTypeCount = rInStrm.readuInt8(); // 'type-or-count' byte
+        if( getFlag( nTypeCount, VBA_SITEINFO_COUNT ) )
+        {
+            /*  Count flag is set: the 'type-or-count' byte contains the number
+                of controls in the lower bits, the type specifier follows in
+                the next byte. The type specifier should always be 1 according
+                to the specification. */
+            rInStrm.skip( 1 );
+            nSiteIndex += (nTypeCount & VBA_SITEINFO_MASK);
+        }
+        else
+        {
+            /*  Count flag is not set: the 'type-or-count' byte contains the
+                type specifier of *one* control in the lower bits (this type
+                should be 1, see above). */
+            ++nSiteIndex;
+        }
+    }
+    // align the stream to 32bit, relative to start of entire site info
+    rInStrm.alignToBlock( 4, nAnchorPos );
+
+    // import the site models for all embedded controls
+    maControls.clear();
+    bool bValid = !rInStrm.isEof();
+    for( nSiteIndex = 0; bValid && (nSiteIndex < nSiteCount); ++nSiteIndex )
+    {
+        VbaFormControlRef xControl = std::make_shared<VbaFormControl>();
+        maControls.push_back( xControl );
+        bValid = xControl->importSiteModel( rInStrm );
+    }
+
+    rInStrm.seek( nSiteEndPos );
+}
+
+void VbaFormControl::finalizeEmbeddedControls()
+{
+    /*  This function performs two tasks:
+
+        1)  Reorder the controls appropriately (sort all option buttons of an
+            option group together to make grouping work).
+        2)  Move all children of all embedded frames (group boxes) to this
+            control (UNO group boxes cannot contain other controls).
+     */
+
+    // first, sort all controls by original tab index
+    ::std::sort( maControls.begin(), maControls.end(), &compareByTabIndex );
+
+    /*  Collect the programmatical names of all embedded controls (needed to be
+        able to set unused names to new dummy controls created below). Also
+        collect the names of all children of embedded frames (group boxes).
+        Luckily, names of controls must be unique in the entire form, not just
+        in the current container. */
+    VbaControlNamesSet aControlNames;
+    VbaControlNameInserter aInserter( aControlNames );
+    maControls.forEach( aInserter );
+    for (auto const& control : maControls)
+        if( control->mxCtrlModel && (control->mxCtrlModel->getControlType() == API_CONTROL_GROUPBOX) )
+            control->maControls.forEach( aInserter );
+
+    /*  Reprocess the sorted list and collect all option button controls that
+        are part of the same option group (determined by group name). All
+        controls will be stored in a vector of vectors, that collects every
+        option button group in one vector element, and other controls between
+        these option groups (or leading or trailing controls) in other vector
+        elements. If an option button group follows another group, a dummy
+        separator control has to be inserted. */
+    typedef RefVector< VbaFormControlVector > VbaFormControlVectorVector;
+    VbaFormControlVectorVector aControlGroups;
+
+    typedef RefMap< OUString, VbaFormControlVector > VbaFormControlVectorMap;
+    VbaFormControlVectorMap aOptionGroups;
+
+    typedef VbaFormControlVectorMap::mapped_type VbaFormControlVectorRef;
+    bool bLastWasOptionButton = false;
+    for (auto const& control : maControls)
+    {
+        const ControlModelBase* pCtrlModel = control->mxCtrlModel.get();
+
+        if( const AxOptionButtonModel* pOptButtonModel = dynamic_cast< const AxOptionButtonModel* >( pCtrlModel ) )
+        {
+            // check if a new option group needs to be created
+            const OUString& rGroupName = pOptButtonModel->getGroupName();
+            VbaFormControlVectorRef& rxOptionGroup = aOptionGroups[ rGroupName ];
+            if( !rxOptionGroup )
+            {
+                /*  If last control was an option button too, we have two
+                    option groups following each other, so a dummy separator
+                    control is needed. */
+                if( bLastWasOptionButton )
+                {
+                    VbaFormControlVectorRef xDummyGroup = std::make_shared<VbaFormControlVector>();
+                    aControlGroups.push_back( xDummyGroup );
+                    OUString aName = aControlNames.generateDummyName();
+                    VbaFormControlRef xDummyControl = std::make_shared<VbaDummyFormControl>( aName );
+                    xDummyGroup->push_back( xDummyControl );
+                }
+                rxOptionGroup = std::make_shared<VbaFormControlVector>();
+                aControlGroups.push_back( rxOptionGroup );
+            }
+            /*  Append the option button to the control group (which is now
+                referred by the vector aControlGroups and by the map
+                aOptionGroups). */
+            rxOptionGroup->push_back(control);
+            bLastWasOptionButton = true;
+        }
+        else
+        {
+            // open a new control group, if the last group is an option group
+            if( bLastWasOptionButton || aControlGroups.empty() )
+            {
+                VbaFormControlVectorRef xControlGroup = std::make_shared<VbaFormControlVector>();
+                aControlGroups.push_back( xControlGroup );
+            }
+            // append the control to the last control group
+            VbaFormControlVector& rLastGroup = *aControlGroups.back();
+            rLastGroup.push_back(control);
+            bLastWasOptionButton = false;
+
+            // if control is a group box, move all its children to this control
+            if( pCtrlModel && (pCtrlModel->getControlType() == API_CONTROL_GROUPBOX) )
+            {
+                /*  Move all embedded controls of the group box relative to the
+                    position of the group box. */
+                control->moveEmbeddedToAbsoluteParent();
+                /*  Insert all children of the group box into the last control
+                    group (following the group box). */
+                rLastGroup.insert( rLastGroup.end(), control->maControls.begin(), control->maControls.end() );
+                control->maControls.clear();
+                // check if last control of the group box is an option button
+                bLastWasOptionButton = dynamic_cast< const AxOptionButtonModel* >( rLastGroup.back()->mxCtrlModel.get() ) != nullptr;
+            }
+        }
+    }
+
+    // flatten the vector of vectors of form controls to a single vector
+    maControls.clear();
+    for (auto const& controlGroup : aControlGroups)
+        maControls.insert( maControls.end(), controlGroup->begin(), controlGroup->end() );
+}
+
+void VbaFormControl::moveRelative( const AxPairData& rDistance )
+{
+    if( mxSiteModel )
+        mxSiteModel->moveRelative( rDistance );
+}
+
+void VbaFormControl::moveEmbeddedToAbsoluteParent()
+{
+    if( !mxSiteModel || maControls.empty() )
+        return;
+
+    // distance to move is equal to position of this control in its parent
+    AxPairData aDistance = mxSiteModel->getPosition();
+
+    /*  For group boxes: add half of the font height to Y position (VBA
+        positions relative to frame border line, not to 'top' of frame). */
+    const AxFontDataModel* pFontModel = dynamic_cast< const AxFontDataModel* >( mxCtrlModel.get() );
+    if( pFontModel && (pFontModel->getControlType() == API_CONTROL_GROUPBOX) )
+    {
+        sal_Int32 nFontHeight = convertPointToMm100(pFontModel->getFontHeight());
+        aDistance.second += nFontHeight / 2;
+    }
+
+    // move the embedded controls
+    maControls.forEachMem( &VbaFormControl::moveRelative, ::std::cref( aDistance ) );
+}
+
+bool VbaFormControl::compareByTabIndex( const VbaFormControlRef& rxLeft, const VbaFormControlRef& rxRight )
+{
+    // sort controls without model to the end
+    sal_Int32 nLeftTabIndex = rxLeft->mxSiteModel ? rxLeft->mxSiteModel->getTabIndex() : SAL_MAX_INT32;
+    sal_Int32 nRightTabIndex = rxRight->mxSiteModel ? rxRight->mxSiteModel->getTabIndex() : SAL_MAX_INT32;
+    return nLeftTabIndex < nRightTabIndex;
+}
+
+namespace {
+
+OUString lclGetQuotedString( std::u16string_view rCodeLine )
+{
+    OUStringBuffer aBuffer;
+    size_t nLen = rCodeLine.size();
+    if( (nLen > 0) && (rCodeLine[ 0 ] == '"') )
+    {
+        bool bExitLoop = false;
+        for( size_t nIndex = 1; !bExitLoop && (nIndex < nLen); ++nIndex )
+        {
+            sal_Unicode cChar = rCodeLine[ nIndex ];
+            // exit on closing quote char (but check on double quote chars)
+            bExitLoop = (cChar == '"') && ((nIndex + 1 == nLen) || (rCodeLine[ nIndex + 1 ] != '"'));
+            if( !bExitLoop )
+            {
+                aBuffer.append( cChar );
+                // skip second quote char
+                if( cChar == '"' )
+                    ++nIndex;
+            }
+        }
+    }
+    return aBuffer.makeStringAndClear();
+}
+
+bool lclEatWhitespace( OUString& rCodeLine )
+{
+    sal_Int32 nIndex = 0;
+    while( (nIndex < rCodeLine.getLength()) && ((rCodeLine[ nIndex ] == ' ') || (rCodeLine[ nIndex ] == '\t')) )
+        ++nIndex;
+    if( nIndex > 0 )
+    {
+        rCodeLine = rCodeLine.copy( nIndex );
+        return true;
+    }
+    return false;
+}
+
+bool lclEatKeyword( OUString& rCodeLine, std::u16string_view rKeyword )
+{
+    if( rCodeLine.matchIgnoreAsciiCase( rKeyword ) )
+    {
+        rCodeLine = rCodeLine.copy( rKeyword.size() );
+        // success, if code line ends after keyword, or if whitespace follows
+        return rCodeLine.isEmpty() || lclEatWhitespace( rCodeLine );
+    }
+    return false;
+}
+
+} // namespace
+
+VbaUserForm::VbaUserForm( const Reference< XComponentContext >& rxContext,
+        const Reference< XModel >& rxDocModel, const GraphicHelper& rGraphicHelper, bool bDefaultColorBgr ) :
+    mxContext( rxContext ),
+    mxDocModel( rxDocModel ),
+    maConverter( rxDocModel, rGraphicHelper, bDefaultColorBgr )
+{
+    OSL_ENSURE( mxContext.is(), "VbaUserForm::VbaUserForm - missing component context" );
+    OSL_ENSURE( mxDocModel.is(), "VbaUserForm::VbaUserForm - missing document model" );
+}
+
+void VbaUserForm::importForm( const Reference< XNameContainer >& rxDialogLib,
+                           StorageBase& rVbaFormStrg, const OUString& rModuleName, rtl_TextEncoding eTextEnc )
+{
+    OSL_ENSURE( rxDialogLib.is(), "VbaUserForm::importForm - missing dialog library" );
+    if( !mxContext.is() || !mxDocModel.is() || !rxDialogLib.is() )
+        return;
+
+    // check that the '03VBFrame' stream exists, this is required for forms
+    BinaryXInputStream aInStrm( rVbaFormStrg.openInputStream( "\003VBFrame" ), true );
+    OSL_ENSURE( !aInStrm.isEof(), "VbaUserForm::importForm - missing \\003VBFrame stream" );
+    if( aInStrm.isEof() )
+        return;
+
+    // scan for the line 'Begin {GUID} <FormName>'
+    TextInputStream aFrameTextStrm( mxContext, aInStrm, eTextEnc );
+    static constexpr OUStringLiteral aBegin = u"Begin";
+    OUString aLine;
+    bool bBeginFound = false;
+    while( !bBeginFound && !aFrameTextStrm.isEof() )
+    {
+        aLine = aFrameTextStrm.readLine().trim();
+        bBeginFound = lclEatKeyword( aLine, aBegin );
+    }
+    // check for the specific GUID that represents VBA forms
+    if( !bBeginFound || !lclEatKeyword( aLine, u"{C62A69F0-16DC-11CE-9E98-00AA00574A4F}" ) )
+        return;
+
+    // remaining line is the form name
+    OUString aFormName = aLine.trim();
+    OSL_ENSURE( !aFormName.isEmpty(), "VbaUserForm::importForm - missing form name" );
+    OSL_ENSURE( rModuleName.equalsIgnoreAsciiCase( aFormName ), "VbaUserForm::importFrameStream - form and module name mismatch" );
+    if( aFormName.isEmpty() )
+        aFormName = rModuleName;
+    if( aFormName.isEmpty() )
+        return;
+    mxSiteModel = std::make_shared<VbaSiteModel>();
+    mxSiteModel->importProperty( XML_Name, aFormName );
+
+    // read the form properties (caption is contained in this '03VBFrame' stream, not in the 'f' stream)
+    mxCtrlModel = std::make_shared<AxUserFormModel>();
+    OUString aKey, aValue;
+    bool bExitLoop = false;
+    while( !bExitLoop && !aFrameTextStrm.isEof() )
+    {
+        aLine = aFrameTextStrm.readLine().trim();
+        bExitLoop = aLine.equalsIgnoreAsciiCase( "End" );
+        if( !bExitLoop && VbaHelper::extractKeyValue( aKey, aValue, aLine ) )
+        {
+            if( aKey.equalsIgnoreAsciiCase( "Caption" ) )
+                mxCtrlModel->importProperty( XML_Caption, lclGetQuotedString( aValue ) );
+            else if( aKey.equalsIgnoreAsciiCase( "Tag" ) )
+                mxSiteModel->importProperty( XML_Tag, lclGetQuotedString( aValue ) );
+        }
+    }
+
+    // use generic container control functionality to import the embedded controls
+    importStorage( rVbaFormStrg, AxClassTable() );
+
+    try
+    {
+        // create the dialog model
+        OUString aServiceName = mxCtrlModel->getServiceName();
+        Reference< XMultiServiceFactory > xFactory( mxContext->getServiceManager(), UNO_QUERY_THROW );
+        Reference< XControlModel > xDialogModel( xFactory->createInstance( aServiceName ), UNO_QUERY_THROW );
+        Reference< XNameContainer > xDialogNC( xDialogModel, UNO_QUERY_THROW );
+
+        // convert properties and embedded controls
+        if( convertProperties( xDialogModel, maConverter, 0 ) )
+        {
+            // export the dialog to XML and insert it into the dialog library
+            Reference< XInputStreamProvider > xDialogSource( ::xmlscript::exportDialogModel( xDialogNC, mxContext, mxDocModel ), UNO_SET_THROW );
+            OSL_ENSURE( !rxDialogLib->hasByName( aFormName ), "VbaUserForm::importForm - multiple dialogs with equal name" );
+            ContainerHelper::insertByName( rxDialogLib, aFormName, Any( xDialogSource ) );
+        }
+    }
+    catch(const Exception& )
+    {
+    }
+}
+
+} // namespace oox
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/oox/source/ole/vbaexport.cxx b/oox/source/ole/vbaexport.cxx
new file mode 100644
index 0000000000..c59895246a
--- /dev/null
+++ b/oox/source/ole/vbaexport.cxx
@@ -0,0 +1,1194 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <sal/config.h>
+
+#include <cassert>
+#include <random>
+#include <string_view>
+
+#include <oox/ole/vbaexport.hxx>
+
+#include <tools/stream.hxx>
+
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/script/XLibraryContainer.hpp>
+#include <com/sun/star/script/vba/XVBAModuleInfo.hpp>
+#include <com/sun/star/script/vba/XVBACompatibility.hpp>
+#include <com/sun/star/frame/XModel.hpp>
+
+#include <ooo/vba/excel/XWorkbook.hpp>
+
+#include <oox/helper/propertyset.hxx>
+#include <oox/token/properties.hxx>
+
+#include <sot/storage.hxx>
+
+#include <comphelper/xmltools.hxx>
+#include <utility>
+#include <rtl/tencinfo.h>
+#include <osl/thread.h>
+
+#define VBA_EXPORT_DEBUG 0
+#define VBA_USE_ORIGINAL_WM_STREAM 0
+#define VBA_USE_ORIGINAL_DIR_STREAM 0
+#define VBA_USE_ORIGINAL_PROJECT_STREAM 0
+#define VBA_USE_ORIGINAL_VBA_PROJECT 0
+
+/* Enable to see VBA Encryption work. For now the input data and length values
+ * for encryption correspond to the case when the VBA macro is not protected.
+ */
+#define VBA_ENCRYPTION 1
+
+namespace {
+
+void exportString(SvStream& rStrm, std::u16string_view rString,
+                  const rtl_TextEncoding eTextEncoding)
+{
+    OString aStringCorrectCodepage = OUStringToOString(rString, eTextEncoding);
+    rStrm.WriteOString(aStringCorrectCodepage);
+}
+
+void exportUTF16String(SvStream& rStrm, const OUString& rString)
+{
+    sal_Int32 n = rString.getLength();
+    const sal_Unicode* pString = rString.getStr();
+    for (sal_Int32 i = 0; i < n; ++i)
+    {
+        sal_Unicode character = pString[i];
+        rStrm.WriteUnicode(character);
+    }
+}
+
+bool isWorkbook(const css::uno::Reference<css::uno::XInterface>& xInterface)
+{
+    css::uno::Reference<ooo::vba::excel::XWorkbook> xWorkbook(xInterface, css::uno::UNO_QUERY);
+    return xWorkbook.is();
+}
+
+OUString createHexStringFromDigit(sal_uInt8 nDigit)
+{
+    OUString aString = OUString::number( nDigit, 16 );
+    if(aString.getLength() == 1)
+        aString = OUString::number(0) + aString;
+    return aString.toAsciiUpperCase();
+}
+
+}
+
+VBACompressionChunk::VBACompressionChunk(SvStream& rCompressedStream, const sal_uInt8* pData, std::size_t nChunkSize)
+    : mrCompressedStream(rCompressedStream)
+    , mpUncompressedData(pData)
+    , mpCompressedChunkStream(nullptr)
+    , mnChunkSize(nChunkSize)
+    , mnCompressedCurrent(0)
+    , mnCompressedEnd(0)
+    , mnDecompressedCurrent(0)
+    , mnDecompressedEnd(0)
+{
+}
+
+static void setUInt16(sal_uInt8* pBuffer, size_t nPos, sal_uInt16 nVal)
+{
+    pBuffer[nPos] = nVal & 0xFF;
+    pBuffer[nPos+1] = (nVal & 0xFF00) >> 8;
+}
+
+sal_uInt16 VBACompressionChunk::handleHeader(bool bCompressed)
+{
+    // handle header bytes
+    size_t nSize = mnCompressedCurrent;
+    sal_uInt16 nHeader = 0;
+    PackCompressedChunkSize(nSize, nHeader);
+    PackCompressedChunkFlag(bCompressed, nHeader);
+    PackCompressedChunkSignature(nHeader);
+
+    return nHeader;
+}
+
+// section 2.4.1.3.7
+void VBACompressionChunk::write()
+{
+
+    mnDecompressedCurrent = 0;
+    mnCompressedCurrent = 2;
+    mnCompressedEnd = 4098;
+    mnDecompressedEnd = std::min<sal_uInt64>(4096, mnChunkSize);
+
+    // if that stream becomes larger than 4096 bytes then
+    // we use the uncompressed stream
+    sal_uInt8 pCompressedChunkStream[4098];
+    mpCompressedChunkStream = pCompressedChunkStream;
+
+    while (mnDecompressedCurrent < mnDecompressedEnd
+            && mnCompressedCurrent < mnCompressedEnd)
+    {
+        // compress token sequence
+        compressTokenSequence();
+    }
+
+    if (mnDecompressedCurrent < mnDecompressedEnd)
+    {
+        sal_uInt64 nChunkStart = mrCompressedStream.Tell();
+        mrCompressedStream.WriteUInt16(0);
+        writeRawChunk();
+        mrCompressedStream.Seek(nChunkStart);
+        sal_uInt16 nHeader = handleHeader(false);
+        mrCompressedStream.WriteUInt16(nHeader);
+    }
+    else
+    {
+        sal_uInt16 nHeader = handleHeader(true);
+        setUInt16(pCompressedChunkStream, 0, nHeader);
+        // copy the compressed stream to our output stream
+        mrCompressedStream.WriteBytes(pCompressedChunkStream, mnCompressedCurrent);
+    }
+}
+
+// section 2.4.1.3.13
+void VBACompressionChunk::PackCompressedChunkSize(size_t nSize, sal_uInt16& rHeader)
+{
+    sal_uInt16 nTemp1 = rHeader & 0xF000;
+    sal_uInt16 nTemp2 = nSize - 3;
+    rHeader = nTemp1 | nTemp2;
+}
+
+// section 2.4.1.3.16
+void VBACompressionChunk::PackCompressedChunkFlag(bool bCompressed, sal_uInt16& rHeader)
+{
+    sal_uInt16 nTemp1 = rHeader & 0x7FFF;
+    sal_uInt16 nTemp2 = static_cast<sal_uInt16>(bCompressed) << 15;
+    rHeader = nTemp1 | nTemp2;
+}
+
+// section 2.4.1.3.14
+void VBACompressionChunk::PackCompressedChunkSignature(sal_uInt16& rHeader)
+{
+    sal_Int32 nTemp = rHeader & 0x8FFFF;
+    rHeader = nTemp | 0x3000;
+}
+
+// section 2.4.1.3.8
+void VBACompressionChunk::compressTokenSequence()
+{
+    sal_uInt64 nFlagByteIndex = mnCompressedCurrent;
+    sal_uInt8 nFlagByte = 0;
+    ++mnCompressedCurrent;
+    for (size_t index = 0; index <= 7; ++index)
+    {
+        if (mnDecompressedCurrent < mnDecompressedEnd
+                && mnCompressedCurrent < mnCompressedEnd)
+        {
+            compressToken(index, nFlagByte);
+        }
+    }
+    mpCompressedChunkStream[nFlagByteIndex] = nFlagByte;
+}
+
+// section 2.4.1.3.9
+void VBACompressionChunk::compressToken(size_t index, sal_uInt8& nFlagByte)
+{
+    size_t nLength = 0;
+    size_t nOffset = 0;
+    match(nLength, nOffset);
+    if (nOffset != 0)
+    {
+        if (mnCompressedCurrent + 1 < mnCompressedEnd)
+        {
+            sal_uInt16 nToken = CopyToken(nLength, nOffset);
+            setUInt16(mpCompressedChunkStream, mnCompressedCurrent, nToken);
+            SetFlagBit(index, true, nFlagByte);
+            mnCompressedCurrent += 2;
+            mnDecompressedCurrent += nLength;
+        }
+        else
+        {
+            mnCompressedCurrent = mnCompressedEnd;
+        }
+    }
+    else
+    {
+        if (mnCompressedCurrent + 1 < mnCompressedEnd)
+        {
+            mpCompressedChunkStream[mnCompressedCurrent] = mpUncompressedData[mnDecompressedCurrent];
+            ++mnCompressedCurrent;
+            ++mnDecompressedCurrent;
+        }
+        else
+        {
+            mnCompressedCurrent = mnCompressedEnd;
+        }
+    }
+}
+
+// section 2.4.1.3.18
+void VBACompressionChunk::SetFlagBit(size_t index, bool bVal, sal_uInt8& rFlag)
+{
+    size_t nTemp1 = static_cast<int>(bVal) << index;
+    sal_uInt8 nTemp2 = rFlag & (~nTemp1);
+    rFlag = nTemp2 | nTemp1;
+}
+
+// section 2.4.1.3.19.3
+sal_uInt16 VBACompressionChunk::CopyToken(size_t nLength, size_t nOffset)
+{
+    sal_uInt16 nLengthMask = 0;
+    sal_uInt16 nOffsetMask = 0;
+    sal_uInt16 nBitCount = 0;
+    sal_uInt16 nMaxLength;
+    CopyTokenHelp(nLengthMask, nOffsetMask, nBitCount, nMaxLength);
+    sal_uInt16 nTemp1 = nOffset -1;
+    sal_uInt16 nTemp2 = 16 - nBitCount;
+    sal_uInt16 nTemp3 = nLength - 3;
+    sal_uInt16 nToken = (nTemp1 << nTemp2) | nTemp3;
+    return nToken;
+}
+
+// section 2.4.1.3.19.4
+void VBACompressionChunk::match(size_t& rLength, size_t& rOffset)
+{
+    size_t nBestLen = 0;
+    sal_Int32 nCandidate = mnDecompressedCurrent - 1;
+    sal_Int32 nBestCandidate = nCandidate;
+    while (nCandidate >= 0)
+    {
+        sal_Int32 nC = nCandidate;
+        sal_Int32 nD = mnDecompressedCurrent;
+        size_t nLen = 0;
+        while (nD < static_cast<sal_Int32>(mnChunkSize) // TODO: check if this needs to be including a minus -1
+                && mpUncompressedData[nC] == mpUncompressedData[nD])
+        {
+            ++nLen;
+            ++nC;
+            ++nD;
+        }
+        if (nLen > nBestLen)
+        {
+            nBestLen = nLen;
+            nBestCandidate = nCandidate;
+        }
+        --nCandidate;
+    }
+
+    if (nBestLen >= 3)
+    {
+        sal_uInt16 nMaximumLength = 0;
+        sal_uInt16 nLengthMask, nOffsetMask, nBitCount;
+        CopyTokenHelp(nLengthMask, nOffsetMask, nBitCount, nMaximumLength);
+        rLength = std::min<sal_uInt16>(nMaximumLength, nBestLen);
+        rOffset = mnDecompressedCurrent - nBestCandidate;
+    }
+    else
+    {
+        rLength = 0;
+        rOffset = 0;
+    }
+}
+
+// section 2.4.1.3.19.1
+void VBACompressionChunk::CopyTokenHelp(sal_uInt16& rLengthMask, sal_uInt16& rOffsetMask,
+        sal_uInt16& rBitCount, sal_uInt16& rMaximumLength)
+{
+    sal_uInt16 nDifference = mnDecompressedCurrent;
+    assert(nDifference <= 4096);
+    assert(nDifference >= 1);
+    if (nDifference >= 2049)
+        rBitCount = 12;
+    else if (nDifference >= 1025)
+        rBitCount = 11;
+    else if (nDifference >= 513)
+        rBitCount = 10;
+    else if (nDifference >= 257)
+        rBitCount = 9;
+    else if (nDifference >= 129)
+        rBitCount = 8;
+    else if (nDifference >= 65)
+        rBitCount = 7;
+    else if (nDifference >= 33)
+        rBitCount = 6;
+    else if (nDifference >= 17)
+        rBitCount = 5;
+    else
+        rBitCount = 4;
+    rLengthMask = 0xffff >> rBitCount;
+    rOffsetMask = ~rLengthMask;
+    rMaximumLength = rLengthMask + 3;
+}
+
+// section 2.4.1.3.10
+void VBACompressionChunk::writeRawChunk()
+{
+    // we need to use up to 4096 bytes of the original stream
+    // and fill the rest with padding
+    mrCompressedStream.WriteBytes(mpUncompressedData, mnChunkSize);
+    std::size_t nPadding = 4096 - mnChunkSize;
+    for (size_t i = 0; i < nPadding; ++i)
+    {
+        mrCompressedStream.WriteUInt8(0);
+    }
+}
+
+VBACompression::VBACompression(SvStream& rCompressedStream,
+        SvMemoryStream& rUncompressedStream):
+    mrCompressedStream(rCompressedStream),
+    mrUncompressedStream(rUncompressedStream)
+{
+}
+
+// section 2.4.1.3.6
+void VBACompression::write()
+{
+    // section 2.4.1.1.1
+    mrCompressedStream.WriteUInt8(0x01); // signature byte of a compressed container
+    bool bStreamNotEnded = true;
+    const sal_uInt8* pData = static_cast<const sal_uInt8*>(mrUncompressedStream.GetData());
+    std::size_t nSize = mrUncompressedStream.GetEndOfData();
+    std::size_t nRemainingSize = nSize;
+    while(bStreamNotEnded)
+    {
+        std::size_t nChunkSize = std::min<size_t>(nRemainingSize, 4096);
+        VBACompressionChunk aChunk(mrCompressedStream, &pData[nSize - nRemainingSize], nChunkSize);
+        aChunk.write();
+
+        // update the uncompressed chunk start marker
+        nRemainingSize -= nChunkSize;
+        bStreamNotEnded = nRemainingSize != 0;
+    }
+}
+
+// section 2.4.3
+#if VBA_ENCRYPTION
+
+VBAEncryption::VBAEncryption(const sal_uInt8* pData, const sal_uInt16 length,
+                             SvStream& rEncryptedData, sal_uInt8 nProjKey,
+                             const rtl_TextEncoding eTextEncoding)
+    :mpData(pData)
+    ,mnLength(length)
+    ,mrEncryptedData(rEncryptedData)
+    ,mnUnencryptedByte1(0)
+    ,mnEncryptedByte1(0)
+    ,mnEncryptedByte2(0)
+    ,mnProjKey(nProjKey)
+    ,mnIgnoredLength(0)
+    ,mnSeed(0x00)
+    ,mnVersionEnc(0)
+    ,meTextEncoding(eTextEncoding)
+{
+    std::random_device rd;
+    std::mt19937 gen(rd());
+    std::uniform_int_distribution<> dis(0, 255);
+    mnSeed = dis(gen);
+}
+
+void VBAEncryption::writeSeed()
+{
+    exportString(mrEncryptedData, createHexStringFromDigit(mnSeed), meTextEncoding);
+}
+
+void VBAEncryption::writeVersionEnc()
+{
+    static const sal_uInt8 mnVersion = 2; // the encrypted version
+    mnVersionEnc = mnSeed ^ mnVersion;
+    exportString(mrEncryptedData, createHexStringFromDigit(mnVersionEnc), meTextEncoding);
+}
+
+sal_uInt8 VBAEncryption::calculateProjKey(const OUString& rProjectKey)
+{
+    sal_uInt8 nProjKey = 0;
+    sal_Int32 n = rProjectKey.getLength();
+    const sal_Unicode* pString = rProjectKey.getStr();
+    for (sal_Int32 i = 0; i < n; ++i)
+    {
+        sal_Unicode character = pString[i];
+        nProjKey += character;
+    }
+
+    return nProjKey;
+}
+
+void VBAEncryption::writeProjKeyEnc()
+{
+    sal_uInt8 nProjKeyEnc = mnSeed ^ mnProjKey;
+    exportString(mrEncryptedData, createHexStringFromDigit(nProjKeyEnc), meTextEncoding);
+    mnUnencryptedByte1 = mnProjKey;
+    mnEncryptedByte1 = nProjKeyEnc; // ProjKeyEnc
+    mnEncryptedByte2 = mnVersionEnc; // VersionEnc
+}
+
+void VBAEncryption::writeIgnoredEnc()
+{
+    mnIgnoredLength = (mnSeed & 6) / 2;
+    for(sal_Int32 i = 1; i <= mnIgnoredLength; ++i)
+    {
+        sal_uInt8 nTempValue = 0xBE; // Any value can be assigned here
+        sal_uInt8 nByteEnc = nTempValue ^ (mnEncryptedByte2 + mnUnencryptedByte1);
+        exportString(mrEncryptedData, createHexStringFromDigit(nByteEnc), meTextEncoding);
+        mnEncryptedByte2 = mnEncryptedByte1;
+        mnEncryptedByte1 = nByteEnc;
+        mnUnencryptedByte1 = nTempValue;
+    }
+}
+
+void VBAEncryption::writeDataLengthEnc()
+{
+    sal_uInt16 temp = mnLength;
+    for(sal_Int8 i = 0; i < 4; ++i)
+    {
+        sal_uInt8 nByte = temp & 0xFF;
+        sal_uInt8 nByteEnc = nByte ^ (mnEncryptedByte2 + mnUnencryptedByte1);
+        exportString(mrEncryptedData, createHexStringFromDigit(nByteEnc), meTextEncoding);
+        mnEncryptedByte2 = mnEncryptedByte1;
+        mnEncryptedByte1 = nByteEnc;
+        mnUnencryptedByte1 = nByte;
+        temp >>= 8;
+    }
+}
+
+void VBAEncryption::writeDataEnc()
+{
+    for(sal_Int16 i = 0; i < mnLength; i++)
+    {
+        sal_uInt8 nByteEnc = mpData[i] ^ (mnEncryptedByte2 + mnUnencryptedByte1);
+        exportString(mrEncryptedData, createHexStringFromDigit(nByteEnc), meTextEncoding);
+        mnEncryptedByte2 = mnEncryptedByte1;
+        mnEncryptedByte1 = nByteEnc;
+        mnUnencryptedByte1 = mpData[i];
+    }
+}
+
+void VBAEncryption::write()
+{
+    writeSeed();
+    writeVersionEnc();
+    writeProjKeyEnc();
+    writeIgnoredEnc();
+    writeDataLengthEnc();
+    writeDataEnc();
+}
+
+#endif
+
+VbaExport::VbaExport(css::uno::Reference<css::frame::XModel> xModel):
+    mxModel(std::move(xModel))
+{
+}
+
+namespace {
+
+// section 2.3.4.2.1.1
+void writePROJECTSYSKIND(SvStream& rStrm)
+{
+    rStrm.WriteUInt16(0x0001); // id
+    rStrm.WriteUInt32(0x00000004); // size
+    rStrm.WriteUInt32(0x00000001); // SysKind, hard coded to 32-bin windows for now
+}
+
+// section 2.3.4.2.1.2
+void writePROJECTLCID(SvStream& rStrm)
+{
+    rStrm.WriteUInt16(0x0002); // id
+    rStrm.WriteUInt32(0x00000004); // size
+    rStrm.WriteUInt32(0x00000409); // Lcid
+}
+
+// section 2.3.4.2.1.3
+void writePROJECTLCIDINVOKE(SvStream& rStrm)
+{
+    rStrm.WriteUInt16(0x0014); // id
+    rStrm.WriteUInt32(0x00000004); // size
+    rStrm.WriteUInt32(0x00000409); // LcidInvoke
+}
+
+// section 2.3.4.2.1.4
+void writePROJECTCODEPAGE(SvStream& rStrm, const rtl_TextEncoding eTextEncoding)
+{
+    rStrm.WriteUInt16(0x0003); // id
+    rStrm.WriteUInt32(0x00000002); // size
+    rStrm.WriteUInt16(rtl_getWindowsCodePageFromTextEncoding(eTextEncoding)); // CodePage
+}
+
+//section 2.3.4.2.1.5
+void writePROJECTNAME(SvStream& rStrm, std::u16string_view name, const rtl_TextEncoding eTextEncoding)
+{
+    rStrm.WriteUInt16(0x0004); // id
+    size_t sizeOfProjectName = name.size();
+    rStrm.WriteUInt32(sizeOfProjectName); // sizeOfProjectName
+    exportString(rStrm, name, eTextEncoding); // ProjectName
+}
+
+//section 2.3.4.2.1.6
+void writePROJECTDOCSTRING(SvStream& rStrm)
+{
+    rStrm.WriteUInt16(0x0005); // id
+    rStrm.WriteUInt32(0x00000000); // sizeOfDocString
+    rStrm.WriteUInt16(0x0040); // Reserved
+    rStrm.WriteUInt32(0x00000000); // sizeOfDocStringUnicode, MUST be even
+}
+
+//section 2.3.4.2.1.7
+void writePROJECTHELPFILEPATH(SvStream& rStrm)
+{
+    rStrm.WriteUInt16(0x0006); // id
+    rStrm.WriteUInt32(0x00000000); // sizeOfHelpFile1
+    rStrm.WriteUInt16(0x003D); // Reserved
+    rStrm.WriteUInt32(0x00000000); // sizeOfHelpFile2
+}
+
+//section 2.3.4.2.1.8
+void writePROJECTHELPCONTEXT(SvStream& rStrm)
+{
+    rStrm.WriteUInt16(0x0007); // id
+    rStrm.WriteUInt32(0x00000004); // size
+    rStrm.WriteUInt32(0x00000000); // HelpContext
+}
+
+//section 2.3.4.2.1.9
+void writePROJECTLIBFLAGS(SvStream& rStrm)
+{
+    rStrm.WriteUInt16(0x0008); // id
+    rStrm.WriteUInt32(0x00000004); // size
+    rStrm.WriteUInt32(0x00000000); // ProjectLibFlags
+}
+
+//section 2.3.4.2.1.10
+void writePROJECTVERSION(SvStream& rStrm)
+{
+    rStrm.WriteUInt16(0x0009); // id
+    rStrm.WriteUInt32(0x00000004); // Reserved
+    rStrm.WriteUInt32(1467127224); // VersionMajor // TODO: where is this magic number coming from
+    rStrm.WriteUInt16(5); // VersionMinor // TODO: where is this magic number coming from
+}
+
+//section 2.3.4.2.1.11
+void writePROJECTCONSTANTS(SvStream& rStrm)
+{
+    rStrm.WriteUInt16(0x000C); // id
+    rStrm.WriteUInt32(0x00000000); // sizeOfConstants
+    rStrm.WriteUInt16(0x003C); // Reserved
+    rStrm.WriteUInt32(0x00000000); // sizeOfConstantsUnicode
+}
+
+// section 2.3.4.2.1
+void writePROJECTINFORMATION(SvStream& rStrm, std::u16string_view projectName,
+                             const rtl_TextEncoding eTextEncoding)
+{
+    writePROJECTSYSKIND(rStrm);
+    writePROJECTLCID(rStrm);
+    writePROJECTLCIDINVOKE(rStrm);
+    writePROJECTCODEPAGE(rStrm, eTextEncoding);
+    writePROJECTNAME(rStrm, projectName, eTextEncoding);
+    writePROJECTDOCSTRING(rStrm);
+    writePROJECTHELPFILEPATH(rStrm);
+    writePROJECTHELPCONTEXT(rStrm);
+    writePROJECTLIBFLAGS(rStrm);
+    writePROJECTVERSION(rStrm);
+    writePROJECTCONSTANTS(rStrm);
+}
+
+// section 2.3.4.2.2.2
+void writeREFERENCENAME(SvStream& rStrm, const OUString& name, const rtl_TextEncoding eTextEncoding)
+{
+    rStrm.WriteUInt16(0x0016); // id
+    sal_Int32 size = name.getLength();
+    rStrm.WriteUInt32(size); // sizeOfName
+    exportString(rStrm, name, eTextEncoding); // name
+    rStrm.WriteUInt16(0x003E); // reserved
+    sal_Int32 unicodesize = size * 2;
+    rStrm.WriteUInt32(unicodesize); // sizeOfNameUnicode
+    exportUTF16String(rStrm, name); // nameUnicode
+}
+
+// section 2.3.4.2.2.5
+void writeREFERENCEREGISTERED(SvStream& rStrm, std::u16string_view libid,
+                              const rtl_TextEncoding eTextEncoding)
+{
+    rStrm.WriteUInt16(0x000D); // id
+    size_t sizeOfLibid = libid.size();
+    sal_Int32 size = sizeOfLibid + 10; // size of Libid, sizeOfLibid(4 bytes), reserved 1(4 bytes) and reserved 2(2 bytes)
+    rStrm.WriteUInt32(size); // size
+    rStrm.WriteUInt32(sizeOfLibid); // sizeOfLibid
+    exportString(rStrm, libid, eTextEncoding); // Libid
+    rStrm.WriteUInt32(0x00000000); // reserved 1
+    rStrm.WriteUInt16(0x0000); // reserved 2
+}
+
+// section 2.3.4.2.2.1
+void writeREFERENCE(SvStream& rStrm, const OUString& name, std::u16string_view libid,
+                    const rtl_TextEncoding eTextEncoding)
+{
+    writeREFERENCENAME(rStrm, name, eTextEncoding);
+    writeREFERENCEREGISTERED(rStrm, libid, eTextEncoding);
+}
+
+// section 2.3.4.2.2
+void writePROJECTREFERENCES(SvStream& rStrm, const rtl_TextEncoding eTextEncoding)
+{
+    // TODO: find out where these references are coming from
+    writeREFERENCE(rStrm, "stdole", u"*\\G{00020430-0000-0000-C000-000000000046}#2.0#0#C:\\Windows\\SysWOW64\\stdole2.tlb#OLE Automation", eTextEncoding);
+    writeREFERENCE(rStrm, "Office", u"*\\G{2DF8D04C-5BFA-101B-BDE5-00AA0044DE52}#2.0#0#C:\\Program Files (x86)\\Common Files\\Microsoft Shared\\OFFICE14\\MSO.DLL#Microsoft Office 14.0 Object Library", eTextEncoding);
+}
+
+// section 2.3.4.2.3.1
+void writePROJECTCOOKIE(SvStream& rStrm)
+{
+    rStrm.WriteUInt16(0x0013); // id
+    rStrm.WriteUInt32(0x00000002); // size
+    rStrm.WriteUInt16(0xFFFF); // cookie
+}
+
+// section 2.3.4.2.3.2.1
+void writeMODULENAME(SvStream& rStrm, std::u16string_view name, const rtl_TextEncoding eTextEncoding)
+{
+    rStrm.WriteUInt16(0x0019); // id
+    sal_Int32 n = name.size(); // sizeOfModuleName
+    rStrm.WriteUInt32(n);
+    exportString(rStrm, name, eTextEncoding); // ModuleName
+}
+
+// section 2.3.4.2.3.2.2
+void writeMODULENAMEUNICODE(SvStream& rStrm, const OUString& name)
+{
+    rStrm.WriteUInt16(0x0047); // id
+    sal_Int32 n = name.getLength() * 2; // sizeOfModuleNameUnicode // TODO: better calculation for unicode string length
+    rStrm.WriteUInt32(n);
+    exportUTF16String(rStrm, name); // ModuleNameUnicode
+}
+
+// section 2.3.4.2.3.2.3
+void writeMODULESTREAMNAME(SvStream& rStrm, const OUString& streamName,
+                           const rtl_TextEncoding eTextEncoding)
+{
+    rStrm.WriteUInt16(0x001A); // id
+    sal_Int32 n = streamName.getLength(); // sizeOfStreamName
+    rStrm.WriteUInt32(n);
+    exportString(rStrm, streamName, eTextEncoding); // StreamName
+    rStrm.WriteUInt16(0x0032); // reserved
+    rStrm.WriteUInt32(n * 2); // sizeOfStreamNameUnicode // TODO: better calculation for unicode string length
+    exportUTF16String(rStrm, streamName); // StreamNameUnicode
+}
+
+// section 2.3.4.2.3.2.4
+void writeMODULEDOCSTRING(SvStream& rStrm)
+{
+    rStrm.WriteUInt16(0x001C); // id
+    rStrm.WriteUInt32(0x00000000); // sizeOfDocString
+    rStrm.WriteUInt16(0x0048); // reserved
+    rStrm.WriteUInt32(0x00000000); // sizeOfDocStringUnicode
+}
+
+// section 2.3.4.2.3.2.5
+void writeMODULEOFFSET(SvStream& rStrm)
+{
+    rStrm.WriteUInt16(0x0031); // id
+    rStrm.WriteUInt32(0x00000004); // sizeOfTextOffset
+    rStrm.WriteUInt32(0x00000000); // TextOffset
+}
+
+// section 2.3.4.2.3.2.6
+void writeMODULEHELPCONTEXT(SvStream& rStrm)
+{
+    rStrm.WriteUInt16(0x001E); // id
+    rStrm.WriteUInt32(0x00000004); // sizeOfHelpContext
+    rStrm.WriteUInt32(0x00000000); // HelpContext
+}
+
+// section 2.3.4.2.3.2.7
+void writeMODULECOOKIE(SvStream& rStrm)
+{
+    rStrm.WriteUInt16(0x002C); // id
+    rStrm.WriteUInt32(0x00000002); // sizeOfHelpContext
+    rStrm.WriteUInt16(0xFFFF); // HelpContext
+}
+
+// section 2.3.4.2.3.2.8
+void writeMODULETYPE(SvStream& rStrm, const sal_uInt16 type)
+{
+    if(type == 1)
+        rStrm.WriteUInt16(0x0021); // id for a procedural module
+    else
+        rStrm.WriteUInt16(0x0022); // id for document, class or design module
+    rStrm.WriteUInt32(0x00000000); // reserved
+}
+
+// section 2.3.4.2.3.2
+void writePROJECTMODULE(SvStream& rStrm, const OUString& name, const sal_uInt16 type,
+                        const rtl_TextEncoding eTextEncoding)
+{
+    writeMODULENAME(rStrm, name, eTextEncoding);
+    writeMODULENAMEUNICODE(rStrm, name);
+    writeMODULESTREAMNAME(rStrm, name, eTextEncoding);
+    writeMODULEDOCSTRING(rStrm);
+    writeMODULEOFFSET(rStrm);
+    writeMODULEHELPCONTEXT(rStrm);
+    writeMODULECOOKIE(rStrm);
+    writeMODULETYPE(rStrm, type);
+    rStrm.WriteUInt16(0x002B); // terminator
+    rStrm.WriteUInt32(0x00000000); // reserved
+}
+
+// section 2.3.4.2.3
+void writePROJECTMODULES(SvStream& rStrm,
+                         const css::uno::Reference<css::container::XNameContainer>& xNameContainer,
+                         const std::vector<sal_Int32>& rLibraryMap,
+                         const rtl_TextEncoding eTextEncoding)
+{
+    const css::uno::Sequence<OUString> aElementNames = xNameContainer->getElementNames();
+    sal_Int32 n = aElementNames.getLength();
+    css::uno::Reference<css::script::vba::XVBAModuleInfo> xModuleInfo(xNameContainer, css::uno::UNO_QUERY);
+    assert(xModuleInfo.is());
+
+    // TODO: this whole part is document specific
+    rStrm.WriteUInt16(0x000F); // id
+    rStrm.WriteUInt32(0x00000002); // size of Count
+    sal_Int16 count = n; // Number of modules // TODO: this is dependent on the document
+    rStrm.WriteUInt16(count); // Count
+    writePROJECTCOOKIE(rStrm);
+
+    for (sal_Int32 i = 0; i < n; ++i)
+    {
+        const OUString& rModuleName = aElementNames[rLibraryMap[i]];
+        css::script::ModuleInfo aModuleInfo = xModuleInfo->getModuleInfo(rModuleName);
+        writePROJECTMODULE(rStrm, rModuleName, aModuleInfo.ModuleType, eTextEncoding);
+    }
+}
+
+// section 2.3.4.2
+void exportDirStream(SvStream& rStrm,
+                     const css::uno::Reference<css::container::XNameContainer>& xNameContainer,
+                     const std::vector<sal_Int32>& rLibraryMap, const OUString& projectName,
+                     const rtl_TextEncoding eTextEncoding)
+{
+    SvMemoryStream aDirStream(4096, 4096);
+
+    writePROJECTINFORMATION(aDirStream, projectName, eTextEncoding);
+    writePROJECTREFERENCES(aDirStream, eTextEncoding);
+    writePROJECTMODULES(aDirStream, xNameContainer, rLibraryMap, eTextEncoding);
+    aDirStream.WriteUInt16(0x0010); // terminator
+    aDirStream.WriteUInt32(0x00000000); // reserved
+
+#if VBA_EXPORT_DEBUG
+    static constexpr OUStringLiteral aDirFileName(u"/tmp/vba_dir_out.bin");
+    SvFileStream aDirStreamDebug(aDirFileName, StreamMode::READWRITE);
+    aDirStream.Seek(0);
+    aDirStreamDebug.WriteStream(aDirStream);
+#endif
+
+    VBACompression aCompression(rStrm, aDirStream);
+    aCompression.write();
+}
+
+// section 2.3.4.3 Module Stream
+void exportModuleStream(SvStream& rStrm, const OUString& rSourceCode, const OUString& aElementName,
+                        css::script::ModuleInfo const& rInfo, const rtl_TextEncoding eTextEncoding)
+{
+    SvMemoryStream aModuleStream(4096, 4096);
+
+    exportString(aModuleStream, Concat2View("Attribute VB_Name = \"" + aElementName + "\"\r\n"), eTextEncoding);
+    if (rInfo.ModuleType == 4)
+    {
+        if (isWorkbook(rInfo.ModuleObject))
+            exportString(aModuleStream, u"Attribute VB_Base = \"0{00020819-0000-0000-C000-000000000046}\"\r\n", eTextEncoding);
+        else
+            exportString(aModuleStream, u"Attribute VB_Base = \"0{00020820-0000-0000-C000-000000000046}\"\r\n", eTextEncoding);
+
+        exportString(aModuleStream, u"Attribute VB_GlobalNameSpace = False\r\n", eTextEncoding);
+        exportString(aModuleStream, u"Attribute VB_Creatable = False\r\n", eTextEncoding);
+        exportString(aModuleStream, u"Attribute VB_PredeclaredId = True\r\n", eTextEncoding);
+        exportString(aModuleStream, u"Attribute VB_Exposed = True\r\n", eTextEncoding);
+        exportString(aModuleStream, u"Attribute VB_TemplateDerived = False\r\n", eTextEncoding);
+        exportString(aModuleStream, u"Attribute VB_Customizable = True\r\n", eTextEncoding);
+    }
+    OUString aSourceCode = rSourceCode.replaceFirst("Option VBASupport 1\n", "");
+    const sal_Int32 nPos = aSourceCode.indexOf("Rem Attribute VBA_ModuleType=");
+    const sal_Int32 nEndPos = nPos != -1 ? aSourceCode.indexOf("\n", nPos) : -1;
+    if (nPos != -1 && nEndPos != -1)
+        aSourceCode = aSourceCode.replaceAt(nPos, nEndPos - nPos+1, u"");
+    aSourceCode = aSourceCode.replaceAll("\n", "\r\n");
+    exportString(aModuleStream, aSourceCode, eTextEncoding);
+
+#if VBA_EXPORT_DEBUG
+    OUString aModuleFileName("/tmp/vba_" + aElementName + "_out.bin");
+    SvFileStream aModuleStreamDebug(aModuleFileName, StreamMode::READWRITE);
+    aModuleStream.Seek(0);
+    aModuleStreamDebug.WriteStream(aModuleStream);
+#endif
+
+    VBACompression aCompression(rStrm, aModuleStream);
+    aCompression.write();
+}
+
+// section 2.3.4.1 _VBA_PROJECT Stream
+void exportVBAProjectStream(SvStream& rStrm)
+{
+    rStrm.WriteUInt16(0x61CC); // Reserved1
+    rStrm.WriteUInt16(0xFFFF); // Version
+    rStrm.WriteUInt8(0x00); // Reserved2
+    rStrm.WriteUInt16(0x0000); // Undefined
+}
+
+// section 2.3.1 PROJECT Stream
+void exportPROJECTStream(SvStream& rStrm,
+                         const css::uno::Reference<css::container::XNameContainer>& xNameContainer,
+                         const OUString& projectName, const std::vector<sal_Int32>& rLibraryMap,
+                         const rtl_TextEncoding eTextEncoding)
+{
+    const css::uno::Sequence<OUString> aElementNames = xNameContainer->getElementNames();
+    sal_Int32 n = aElementNames.getLength();
+    css::uno::Reference<css::script::vba::XVBAModuleInfo> xModuleInfo(xNameContainer, css::uno::UNO_QUERY);
+    assert(xModuleInfo.is());
+
+    // section 2.3.1.1ProjectProperties
+
+    // section 2.3.1.2 ProjectId
+    exportString(rStrm, u"ID=\"", eTextEncoding);
+    OUString aProjectID
+        = OStringToOUString(comphelper::xml::generateGUIDString(), RTL_TEXTENCODING_UTF8);
+    exportString(rStrm, aProjectID, eTextEncoding);
+    exportString(rStrm, u"\"\r\n", eTextEncoding);
+
+    // section 2.3.1.3 ProjectModule
+    for (sal_Int32 i = 0; i < n; ++i)
+    {
+        const OUString& rModuleName = aElementNames[rLibraryMap[i]];
+        css::script::ModuleInfo aModuleInfo = xModuleInfo->getModuleInfo(rModuleName);
+        if(aModuleInfo.ModuleType == 1)
+        {
+            exportString(rStrm, Concat2View("Module=" + rModuleName + "\r\n"),
+                         eTextEncoding);
+        }
+        else if(aModuleInfo.ModuleType == 4)
+        {
+            exportString(rStrm,
+                         Concat2View("Document=" + rModuleName + "/&H00000000\r\n"),
+                         eTextEncoding);
+        }
+    }
+
+    // section 2.3.1.11 ProjectName
+    exportString(rStrm, Concat2View("Name=\"" + projectName + "\"\r\n"), eTextEncoding);
+
+    // section 2.3.1.12 ProjectHelpId
+    exportString(rStrm, u"HelpContextID=\"0\"\r\n", eTextEncoding);
+
+    // section 2.3.1.14 ProjectVersionCompat32
+    exportString(rStrm, u"VersionCompatible32=\"393222000\"\r\n", eTextEncoding);
+
+    // section 2.3.1.15 ProjectProtectionState
+#if VBA_ENCRYPTION
+    exportString(rStrm, u"CMG=\"", eTextEncoding);
+    SvMemoryStream aProtectedStream(4096, 4096);
+    aProtectedStream.WriteUInt32(0x00000000);
+    const sal_uInt8* pData = static_cast<const sal_uInt8*>(aProtectedStream.GetData());
+    sal_uInt8 nProjKey = VBAEncryption::calculateProjKey(aProjectID);
+    VBAEncryption aProtectionState(pData, 4, rStrm, nProjKey, eTextEncoding);
+    aProtectionState.write();
+    exportString(rStrm, u"\"\r\n", eTextEncoding);
+#else
+    exportString(rStrm, "CMG=\"BEBC9256EEAAA8AEA8AEA8AEA8AE\"\r\n", eTextEncoding);
+#endif
+
+    // section 2.3.1.16 ProjectPassword
+#if VBA_ENCRYPTION
+    exportString(rStrm, u"DPB=\"", eTextEncoding);
+    aProtectedStream.Seek(0);
+    aProtectedStream.WriteUInt8(0x00);
+    pData = static_cast<const sal_uInt8*>(aProtectedStream.GetData());
+    VBAEncryption aProjectPassword(pData, 1, rStrm, nProjKey, eTextEncoding);
+    aProjectPassword.write();
+    exportString(rStrm, u"\"\r\n", eTextEncoding);
+#else
+    exportString(rStrm, "DPB=\"7C7E5014B0D3B1D3B1D3\"\r\n", eTextEncoding);
+#endif
+
+    // section 2.3.1.17 ProjectVisibilityState
+#if VBA_ENCRYPTION
+    exportString(rStrm, u"GC=\"", eTextEncoding);
+    aProtectedStream.Seek(0);
+    aProtectedStream.WriteUInt8(0xFF);
+    pData = static_cast<const sal_uInt8*>(aProtectedStream.GetData());
+    VBAEncryption aVisibilityState(pData, 1, rStrm, nProjKey, eTextEncoding);
+    aVisibilityState.write();
+    exportString(rStrm, u"\"\r\n\r\n", eTextEncoding);
+#else
+    exportString(rStrm, "GC=\"3A3816DAD5DBD5DB2A\"\r\n\r\n", eTextEncoding);
+#endif
+
+    // section 2.3.1.18 HostExtenders
+    exportString(rStrm,
+                 u"[Host Extender Info]\r\n"
+                 "&H00000001={3832D640-CF90-11CF-8E43-00A0C911005A};VBE;&H00000000\r\n\r\n",
+                 eTextEncoding);
+
+    // section 2.3.1.19 ProjectWorkspace
+    exportString(rStrm, u"[Workspace]\r\n", eTextEncoding);
+    for (sal_Int32 i = 0; i < n; ++i)
+    {
+        const OUString& rModuleName = aElementNames[rLibraryMap[i]];
+        css::script::ModuleInfo aModuleInfo = xModuleInfo->getModuleInfo(rModuleName);
+        if(aModuleInfo.ModuleType == 1)
+        {
+            exportString(rStrm, Concat2View(rModuleName + "=25, 25, 1439, 639, \r\n"),
+                         eTextEncoding);
+        }
+        else
+        {
+            exportString(rStrm, Concat2View(rModuleName + "=0, 0, 0, 0, C\r\n"),
+                         eTextEncoding);
+        }
+    }
+}
+
+// section 2.3.3.1 NAMEMAP
+void writeNAMEMAP(SvStream& rStrm, const css::uno::Sequence<OUString>& rElementNames,
+        const std::vector<sal_Int32>& rLibraryMap, const rtl_TextEncoding eTextEncoding)
+{
+    int n = rElementNames.getLength();
+    for(sal_Int32 i = 0; i < n; ++i)
+    {
+        const OUString& rModuleName = rElementNames[rLibraryMap[i]];
+        exportString(rStrm, rModuleName, eTextEncoding);
+        rStrm.WriteUInt8(0x00); // terminator
+        exportUTF16String(rStrm, rModuleName);
+        rStrm.WriteUInt16(0x0000); // terminator
+    }
+}
+
+// section 2.3.3 PROJECTwm Stream
+void exportPROJECTwmStream(SvStream& rStrm, const css::uno::Sequence<OUString>& rElementNames,
+        const std::vector<sal_Int32>& rLibraryMap, const rtl_TextEncoding eTextEncoding)
+{
+    writeNAMEMAP(rStrm, rElementNames, rLibraryMap, eTextEncoding);
+    rStrm.WriteUInt16(0x0000); // terminator
+}
+
+void getCorrectExportOrder(const css::uno::Reference<css::container::XNameContainer>& xNameContainer, std::vector<sal_Int32>& rLibraryMap)
+{
+    const css::uno::Sequence<OUString> aElementNames = xNameContainer->getElementNames();
+    sal_Int32 n = aElementNames.getLength();
+    css::uno::Reference<css::script::vba::XVBAModuleInfo> xModuleInfo(xNameContainer, css::uno::UNO_QUERY);
+
+    sal_Int32 nCurrentId = 0;
+    // first all the non-document modules
+    for (sal_Int32 i = 0; i < n; ++i)
+    {
+        css::script::ModuleInfo aModuleInfo = xModuleInfo->getModuleInfo(aElementNames[i]);
+        if (aModuleInfo.ModuleType != 4)
+        {
+            rLibraryMap[nCurrentId] = i;
+            ++nCurrentId;
+        }
+    }
+
+    sal_Int32 nWorkbookIndex = -1;
+    // then possibly the workbook module
+    for (sal_Int32 i = 0; i < n; ++i)
+    {
+        css::script::ModuleInfo aModuleInfo = xModuleInfo->getModuleInfo(aElementNames[i]);
+        bool bWorkbook = isWorkbook(aModuleInfo.ModuleObject);
+        if (bWorkbook)
+        {
+            nWorkbookIndex = i;
+            rLibraryMap[nCurrentId] = i;
+            ++nCurrentId;
+        }
+    }
+
+    // then the remaining modules
+    for (sal_Int32 i = 0; i < n; ++i)
+    {
+        if (i == nWorkbookIndex)
+            continue;
+
+        css::script::ModuleInfo aModuleInfo = xModuleInfo->getModuleInfo(aElementNames[i]);
+        if (aModuleInfo.ModuleType == 4)
+        {
+            rLibraryMap[nCurrentId] = i;
+            ++nCurrentId;
+        }
+    }
+}
+
+}
+
+#if VBA_USE_ORIGINAL_WM_STREAM || VBA_USE_ORIGINAL_DIR_STREAM \
+    || VBA_USE_ORIGINAL_PROJECT_STREAM || VBA_USE_ORIGINAL_VBA_PROJECT \
+    || VBA_USE_ORIGINAL_DIR_STREAM
+void addFileStreamToSotStream(const OUString& rPath, SotStorageStream& rStream)
+{
+    SvFileStream aFileStream(rPath, StreamMode::READWRITE);
+    rStream.WriteStream(aFileStream);
+}
+#endif
+
+void VbaExport::exportVBA(SotStorage* pRootStorage)
+{
+    css::uno::Reference<css::container::XNameContainer> xNameContainer = getBasicLibrary();
+    if (!xNameContainer.is()) {
+        return;
+    }
+    const css::uno::Sequence<OUString> aElementNames = xNameContainer->getElementNames();
+    sal_Int32 n = aElementNames.getLength(); // get the number of modules
+    // export the elements in the order MSO expects them
+    // we store the index of the
+    std::vector<sal_Int32> aLibraryMap(n, 0);
+    getCorrectExportOrder(xNameContainer, aLibraryMap);
+
+    // start here with the VBA export
+    tools::SvRef<SotStorage> xVBAStream = pRootStorage->OpenSotStorage("VBA", StreamMode::READWRITE);
+    tools::SvRef<SotStorageStream> pDirStream = xVBAStream->OpenSotStream("dir", StreamMode::READWRITE);
+
+    tools::SvRef<SotStorageStream> pVBAProjectStream = xVBAStream->OpenSotStream("_VBA_PROJECT", StreamMode::READWRITE);
+    tools::SvRef<SotStorageStream> pPROJECTStream = pRootStorage->OpenSotStream("PROJECT", StreamMode::READWRITE);
+    tools::SvRef<SotStorageStream> pPROJECTwmStream = pRootStorage->OpenSotStream("PROJECTwm", StreamMode::READWRITE);
+
+    const rtl_TextEncoding eTextEncoding = getVBATextEncoding();
+
+#if VBA_USE_ORIGINAL_WM_STREAM
+    OUString aProjectwmPath = "/home/moggi/Documents/testfiles/vba/PROJECTwm";
+    addFileStreamToSotStream(aProjectwmPath, *pPROJECTwmStream);
+#else
+    exportPROJECTwmStream(*pPROJECTwmStream, aElementNames, aLibraryMap, eTextEncoding);
+#endif
+
+#if VBA_USE_ORIGINAL_DIR_STREAM
+    OUString aDirPath = "/home/moggi/Documents/testfiles/vba/VBA/dir";
+    addFileStreamToSotStream(aDirPath, *pDirStream);
+#else
+    exportDirStream(*pDirStream, xNameContainer, aLibraryMap, getProjectName(), eTextEncoding);
+#endif
+
+#if VBA_USE_ORIGINAL_PROJECT_STREAM
+    OUString aProjectPath = "/home/moggi/Documents/testfiles/vba/PROJECT";
+    addFileStreamToSotStream(aProjectPath, *pPROJECTStream);
+#else
+    exportPROJECTStream(*pPROJECTStream, xNameContainer, getProjectName(), aLibraryMap,
+                        eTextEncoding);
+#endif
+
+#if VBA_USE_ORIGINAL_VBA_PROJECT
+    OUString a_VBA_ProjectPath = "/home/moggi/Documents/testfiles/vba/VBA/_VBA_PROJECT";
+    addFileStreamToSotStream(a_VBA_ProjectPath, *pVBAProjectStream);
+#else
+    exportVBAProjectStream(*pVBAProjectStream);
+#endif
+
+#if VBA_USE_ORIGINAL_DIR_STREAM
+    OUString aModule1Path = "/home/moggi/Documents/testfiles/vba/VBA/Module1";
+    OUString aSheet1Path = "/home/moggi/Documents/testfiles/vba/VBA/Sheet1";
+    OUString aSheet2Path = "/home/moggi/Documents/testfiles/vba/VBA/Sheet2";
+    OUString aSheet3Path = "/home/moggi/Documents/testfiles/vba/VBA/Sheet3";
+    OUString aWorkbookPath = "/home/moggi/Documents/testfiles/vba/VBA/ThisWorkbook";
+    tools::SvRef<SotStorageStream> pModule1Stream = xVBAStream->OpenSotStream("Module1", StreamMode::READWRITE);
+    tools::SvRef<SotStorageStream> pSheet1Stream = xVBAStream->OpenSotStream("Sheet1", StreamMode::READWRITE);
+    tools::SvRef<SotStorageStream> pSheet2Stream = xVBAStream->OpenSotStream("Sheet2", StreamMode::READWRITE);
+    tools::SvRef<SotStorageStream> pSheet3Stream = xVBAStream->OpenSotStream("Sheet3", StreamMode::READWRITE);
+    tools::SvRef<SotStorageStream> pWorkbookStream = xVBAStream->OpenSotStream("ThisWorkbook", StreamMode::READWRITE);
+    addFileStreamToSotStream(aModule1Path, *pModule1Stream);
+    addFileStreamToSotStream(aSheet1Path, *pSheet1Stream);
+    addFileStreamToSotStream(aSheet2Path, *pSheet2Stream);
+    addFileStreamToSotStream(aSheet3Path, *pSheet3Stream);
+    addFileStreamToSotStream(aWorkbookPath, *pWorkbookStream);
+
+    pModule1Stream->Commit();
+    pSheet1Stream->Commit();
+    pSheet2Stream->Commit();
+    pSheet3Stream->Commit();
+    pWorkbookStream->Commit();
+#else
+
+    css::uno::Reference<css::script::vba::XVBAModuleInfo> xModuleInfo(xNameContainer, css::uno::UNO_QUERY);
+    for (sal_Int32 i = 0; i < n; ++i)
+    {
+        const OUString& rModuleName = aElementNames[aLibraryMap[i]];
+        tools::SvRef<SotStorageStream> pModuleStream = xVBAStream->OpenSotStream(rModuleName, StreamMode::READWRITE);
+        css::uno::Any aCode = xNameContainer->getByName(rModuleName);
+        css::script::ModuleInfo aModuleInfo = xModuleInfo->getModuleInfo(rModuleName);
+        OUString aSourceCode;
+        aCode >>= aSourceCode;
+        exportModuleStream(*pModuleStream, aSourceCode, rModuleName, aModuleInfo, eTextEncoding);
+        pModuleStream->Commit();
+    }
+
+#endif
+
+    pVBAProjectStream->Commit();
+
+    pDirStream->Commit();
+    xVBAStream->Commit();
+    pPROJECTStream->Commit();
+    pPROJECTwmStream->Commit();
+    pRootStorage->Commit();
+}
+
+css::uno::Reference<css::script::XLibraryContainer> VbaExport::getLibraryContainer() const
+{
+    oox::PropertySet aDocProp(mxModel);
+    css::uno::Reference<css::script::XLibraryContainer> xLibContainer(aDocProp.getAnyProperty(oox::PROP_BasicLibraries), css::uno::UNO_QUERY);
+
+    return xLibContainer;
+}
+
+css::uno::Reference<css::container::XNameContainer> VbaExport::getBasicLibrary() const
+{
+    css::uno::Reference<css::container::XNameContainer> xLibrary;
+    try
+    {
+        css::uno::Reference<css::script::XLibraryContainer> xLibContainer = getLibraryContainer();
+        OUString aProjectName = getProjectName();
+        xLibrary.set( xLibContainer->getByName(aProjectName), css::uno::UNO_QUERY_THROW );
+    }
+    catch(...)
+    {
+    }
+
+    return xLibrary;
+}
+
+bool VbaExport::containsVBAProject()
+{
+    css::uno::Reference<css::script::XLibraryContainer> xLibContainer = getLibraryContainer();
+    if (!xLibContainer.is())
+        return false;
+
+    css::uno::Reference<css::script::vba::XVBACompatibility> xVbaCompatibility (xLibContainer, css::uno::UNO_QUERY);
+    if (!xVbaCompatibility.is())
+        return false;
+
+    bool bVBACompatibility = xVbaCompatibility->getVBACompatibilityMode();
+
+    return bVBACompatibility;
+}
+
+OUString VbaExport::getProjectName() const
+{
+    css::uno::Reference<css::script::vba::XVBACompatibility> xVbaCompatibility(getLibraryContainer(), css::uno::UNO_QUERY);
+    if (xVbaCompatibility.is())
+        return xVbaCompatibility->getProjectName();
+
+    return OUString();
+}
+
+rtl_TextEncoding VbaExport::getVBATextEncoding() const
+{
+    rtl_TextEncoding aTextEncoding = osl_getThreadTextEncoding();
+    css::uno::Reference<css::beans::XPropertySet> xProps(getLibraryContainer(),
+                                                         css::uno::UNO_QUERY);
+    if (xProps.is())
+        try
+        {
+            xProps->getPropertyValue("VBATextEncoding") >>= aTextEncoding;
+        }
+        catch (const css::uno::Exception&)
+        {
+        }
+
+    return aTextEncoding;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/oox/source/ole/vbahelper.cxx b/oox/source/ole/vbahelper.cxx
new file mode 100644
index 0000000000..e5377568a5
--- /dev/null
+++ b/oox/source/ole/vbahelper.cxx
@@ -0,0 +1,59 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <oox/ole/vbahelper.hxx>
+#include <osl/diagnose.h>
+#include <o3tl/string_view.hxx>
+#include <oox/helper/binaryinputstream.hxx>
+
+namespace oox::ole {
+
+using namespace ::com::sun::star::uno;
+
+bool VbaHelper::readDirRecord( sal_uInt16& rnRecId, StreamDataSequence& rRecData, BinaryInputStream& rInStrm )
+{
+    // read the record header
+    sal_Int32 nRecSize;
+    rnRecId = rInStrm.readuInt16();
+    nRecSize = rInStrm.readInt32();
+    // for no obvious reason, PROJECTVERSION record contains size field of 4, but is 6 bytes long
+    if( rnRecId == VBA_ID_PROJECTVERSION )
+    {
+        OSL_ENSURE( nRecSize == 4, "VbaHelper::readDirRecord - unexpected record size for PROJECTVERSION" );
+        nRecSize = 6;
+    }
+    // read the record contents into the passed sequence
+    return !rInStrm.isEof() && (rInStrm.readData( rRecData, nRecSize ) == nRecSize);
+}
+
+bool VbaHelper::extractKeyValue( OUString& rKey, OUString& rValue, std::u16string_view rKeyValue )
+{
+    size_t nEqSignPos = rKeyValue.find( '=' );
+    if( nEqSignPos > 0 && nEqSignPos != std::u16string_view::npos )
+    {
+        rKey = o3tl::trim(rKeyValue.substr( 0, nEqSignPos ));
+        rValue = o3tl::trim(rKeyValue.substr( nEqSignPos + 1 ));
+        return !rKey.isEmpty() && !rValue.isEmpty();
+    }
+    return false;
+}
+
+} // namespace oox::ole
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/oox/source/ole/vbainputstream.cxx b/oox/source/ole/vbainputstream.cxx
new file mode 100644
index 0000000000..fc795d30de
--- /dev/null
+++ b/oox/source/ole/vbainputstream.cxx
@@ -0,0 +1,208 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <oox/ole/vbainputstream.hxx>
+#include <osl/diagnose.h>
+
+namespace oox::ole {
+
+namespace {
+
+const sal_uInt8 VBASTREAM_SIGNATURE         = 1;
+
+const sal_uInt16 VBACHUNK_SIGMASK           = 0x7000;
+const sal_uInt16 VBACHUNK_SIG               = 0x3000;
+const sal_uInt16 VBACHUNK_COMPRESSED        = 0x8000;
+const sal_uInt16 VBACHUNK_LENMASK           = 0x0FFF;
+
+} // namespace
+
+VbaInputStream::VbaInputStream( BinaryInputStream& rInStrm ) :
+    BinaryStreamBase( false ),
+    mpInStrm( &rInStrm ),
+    mnChunkPos( 0 )
+{
+    maChunk.reserve( 4096 );
+
+    sal_uInt8 nSig = rInStrm.readuInt8();
+    OSL_ENSURE( nSig == VBASTREAM_SIGNATURE, "VbaInputStream::VbaInputStream - wrong signature" );
+    mbEof = mbEof || rInStrm.isEof() || (nSig != VBASTREAM_SIGNATURE);
+}
+
+sal_Int64 VbaInputStream::size() const
+{
+    return -1;
+}
+
+sal_Int64 VbaInputStream::tell() const
+{
+    return -1;
+}
+
+void VbaInputStream::seek( sal_Int64 )
+{
+}
+
+void VbaInputStream::close()
+{
+    mpInStrm = nullptr;
+    mbEof = true;
+}
+
+sal_Int32 VbaInputStream::readData( StreamDataSequence& orData, sal_Int32 nBytes, size_t nAtomSize )
+{
+    sal_Int32 nRet = 0;
+    if( !mbEof )
+    {
+        orData.realloc( ::std::max< sal_Int32 >( nBytes, 0 ) );
+        if( nBytes > 0 )
+        {
+            nRet = readMemory( orData.getArray(), nBytes, nAtomSize );
+            if( nRet < nBytes )
+                orData.realloc( nRet );
+        }
+    }
+    return nRet;
+}
+
+sal_Int32 VbaInputStream::readMemory( void* opMem, sal_Int32 nBytes, size_t /*nAtomSize*/ )
+{
+    sal_Int32 nRet = 0;
+    sal_uInt8* opnMem = static_cast< sal_uInt8* >( opMem );
+    while( (nBytes > 0) && updateChunk() )
+    {
+        sal_Int32 nChunkLeft = static_cast< sal_Int32 >( maChunk.size() - mnChunkPos );
+        sal_Int32 nReadBytes = ::std::min( nBytes, nChunkLeft );
+        memcpy( opnMem, &*(maChunk.begin() + mnChunkPos), nReadBytes );
+        opnMem += nReadBytes;
+        mnChunkPos += static_cast< size_t >( nReadBytes );
+        nBytes -= nReadBytes;
+        nRet += nReadBytes;
+    }
+    return nRet;
+}
+
+void VbaInputStream::skip( sal_Int32 nBytes, size_t /*nAtomSize*/ )
+{
+    while( (nBytes > 0) && updateChunk() )
+    {
+        sal_Int32 nChunkLeft = static_cast< sal_Int32 >( maChunk.size() - mnChunkPos );
+        sal_Int32 nSkipBytes = ::std::min( nBytes, nChunkLeft );
+        mnChunkPos += static_cast< size_t >( nSkipBytes );
+        nBytes -= nSkipBytes;
+    }
+}
+
+// private --------------------------------------------------------------------
+
+bool VbaInputStream::updateChunk()
+{
+    if( mbEof || (mnChunkPos < maChunk.size()) ) return !mbEof;
+    // try to read next chunk header, this may trigger EOF
+    sal_uInt16 nHeader = mpInStrm->readuInt16();
+
+    mbEof = mpInStrm->isEof();
+    if( mbEof ) return false;
+
+    // check header signature
+    bool bIgnoreBrokenSig = ( (nHeader & VBACHUNK_SIGMASK) != VBACHUNK_SIG );
+
+    // decode length of chunk data and compression flag
+    bool bCompressed = getFlag( nHeader, VBACHUNK_COMPRESSED );
+    sal_uInt16 nChunkLen = (nHeader & VBACHUNK_LENMASK) + 1;
+    OSL_ENSURE( bCompressed || (nChunkLen == 4096), "VbaInputStream::updateChunk - invalid uncompressed chunk size" );
+
+    // From the amazing bit detective work of Valek Filippov<frob@gnome.org>
+    // this tweak and the one at the bottom of the method to seek to the
+    // start of the next chunk we can read those strange broken
+    // ( I guess from a MSO bug ) compressed streams > 4k
+
+    if ( bIgnoreBrokenSig )
+    {
+        bCompressed = true;
+        nChunkLen = 4094;
+    }
+
+    sal_Int64 target = mpInStrm->tell() + nChunkLen;
+    if( bCompressed )
+    {
+        maChunk.clear();
+        sal_uInt8 nBitCount = 4;
+        sal_uInt16 nChunkPos = 0;
+        while( !mbEof && !mpInStrm->isEof() && (nChunkPos < nChunkLen) )
+        {
+            sal_uInt8 nTokenFlags = mpInStrm->readuInt8();
+            ++nChunkPos;
+            for( int nBit = 0; !mbEof && !mpInStrm->isEof() && (nBit < 8) && (nChunkPos < nChunkLen); ++nBit, nTokenFlags >>= 1 )
+            {
+                if( nTokenFlags & 1 )
+                {
+                    sal_uInt16 nCopyToken = mpInStrm->readuInt16();
+                    nChunkPos = nChunkPos + 2;
+                    // update bit count used for offset/length in the token
+                    while( ( static_cast<size_t>(1) << nBitCount ) < maChunk.size() ) ++nBitCount;
+                    // extract length from lower (16-nBitCount) bits, plus 3
+                    sal_uInt16 nLength = extractValue< sal_uInt16 >( nCopyToken, 0, 16 - nBitCount ) + 3;
+                    // extract offset from high nBitCount bits, plus 1
+                    sal_uInt16 nOffset = extractValue< sal_uInt16 >( nCopyToken, 16 - nBitCount, nBitCount ) + 1;
+                    mbEof = (nOffset > maChunk.size()) || (maChunk.size() + nLength > 4096);
+                    OSL_ENSURE( !mbEof, "VbaInputStream::updateChunk - invalid offset or size in copy token" );
+                    if( !mbEof )
+                    {
+                        // append data to buffer
+                        maChunk.resize( maChunk.size() + nLength );
+                        sal_uInt8* pnTo = &*(maChunk.end() - nLength);
+                        const sal_uInt8* pnEnd = pnTo + nLength;
+                        const sal_uInt8* pnFrom = pnTo - nOffset;
+                        // offset may be less than length, effectively duplicating source data several times
+                        size_t nRunLen = ::std::min< size_t >( nLength, nOffset );
+                        while( pnTo < pnEnd )
+                        {
+                            size_t nStepLen = ::std::min< size_t >( nRunLen, pnEnd - pnTo );
+                            memcpy( pnTo, pnFrom, nStepLen );
+                            pnTo += nStepLen;
+                        }
+                    }
+                }
+                // we suspect this will never be called
+                else
+                {
+                    maChunk.emplace_back();
+                    maChunk.back() = mpInStrm->readuChar();
+                    ++nChunkPos;
+                }
+            }
+        }
+    }
+    else
+    {
+        maChunk.resize( nChunkLen );
+        mpInStrm->readMemory(maChunk.data(), nChunkLen);
+    }
+    // decompression sometimes leaves the stream pos offset 1 place ( at
+    // least ) past or before the expected stream pos.
+    // here we make sure we are on the chunk boundary
+    mpInStrm->seek( target );
+    mnChunkPos = 0;
+    return !mbEof;
+}
+
+} // namespace oox::ole
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/oox/source/ole/vbamodule.cxx b/oox/source/ole/vbamodule.cxx
new file mode 100644
index 0000000000..4bd93cec13
--- /dev/null
+++ b/oox/source/ole/vbamodule.cxx
@@ -0,0 +1,348 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <oox/ole/vbamodule.hxx>
+#include <com/sun/star/container/XNameContainer.hpp>
+#include <com/sun/star/script/ModuleInfo.hpp>
+#include <com/sun/star/script/ModuleType.hpp>
+#include <com/sun/star/script/vba/XVBAModuleInfo.hpp>
+#include <com/sun/star/awt/KeyEvent.hpp>
+#include <osl/diagnose.h>
+#include <rtl/character.hxx>
+#include <o3tl/string_view.hxx>
+#include <filter/msfilter/msvbahelper.hxx>
+#include <oox/helper/binaryinputstream.hxx>
+#include <oox/helper/storagebase.hxx>
+#include <oox/helper/textinputstream.hxx>
+#include <oox/ole/vbahelper.hxx>
+#include <oox/ole/vbainputstream.hxx>
+#include <utility>
+
+namespace oox::ole {
+
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::script::vba;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star;
+
+using ::com::sun::star::awt::KeyEvent;
+
+VbaModule::VbaModule( const Reference< XComponentContext >& rxContext,
+                      const Reference< frame::XModel >& rxDocModel,
+                      OUString aName, rtl_TextEncoding eTextEnc, bool bExecutable ) :
+    mxContext( rxContext ),
+    mxDocModel( rxDocModel ),
+    maName(std::move( aName )),
+    meTextEnc( eTextEnc ),
+    mnType( script::ModuleType::UNKNOWN ),
+    mnOffset( SAL_MAX_UINT32 ),
+    mbReadOnly( false ),
+    mbPrivate( false ),
+    mbExecutable( bExecutable )
+{
+}
+
+void VbaModule::importDirRecords( BinaryInputStream& rDirStrm )
+{
+    sal_uInt16 nRecId = 0;
+    StreamDataSequence aRecData;
+    while( VbaHelper::readDirRecord( nRecId, aRecData, rDirStrm ) && (nRecId != VBA_ID_MODULEEND) )
+    {
+        SequenceInputStream aRecStrm( aRecData );
+        sal_Int32 nRecSize = aRecData.getLength();
+        switch( nRecId )
+        {
+#define OOX_ENSURE_RECORDSIZE( cond ) OSL_ENSURE( cond, "VbaModule::importDirRecords - invalid record size" )
+            case VBA_ID_MODULENAME:
+                OSL_FAIL( "VbaModule::importDirRecords - unexpected MODULENAME record" );
+                maName = aRecStrm.readCharArrayUC( nRecSize, meTextEnc );
+            break;
+            case VBA_ID_MODULENAMEUNICODE:
+            break;
+            case VBA_ID_MODULESTREAMNAME:
+                maStreamName = aRecStrm.readCharArrayUC( nRecSize, meTextEnc );
+                // Actually the stream name seems the best name to use
+                // the VBA_ID_MODULENAME name can sometimes be the wrong case
+                maName = maStreamName;
+            break;
+            case VBA_ID_MODULESTREAMNAMEUNICODE:
+            break;
+            case VBA_ID_MODULEDOCSTRING:
+                maDocString = aRecStrm.readCharArrayUC( nRecSize, meTextEnc );
+            break;
+            case VBA_ID_MODULEDOCSTRINGUNICODE:
+            break;
+            case VBA_ID_MODULEOFFSET:
+                OOX_ENSURE_RECORDSIZE( nRecSize == 4 );
+                mnOffset = aRecStrm.readuInt32();
+            break;
+            case VBA_ID_MODULEHELPCONTEXT:
+                OOX_ENSURE_RECORDSIZE( nRecSize == 4 );
+            break;
+            case VBA_ID_MODULECOOKIE:
+                OOX_ENSURE_RECORDSIZE( nRecSize == 2 );
+            break;
+            case VBA_ID_MODULETYPEPROCEDURAL:
+                OOX_ENSURE_RECORDSIZE( nRecSize == 0 );
+                OSL_ENSURE( mnType == script::ModuleType::UNKNOWN, "VbaModule::importDirRecords - multiple module type records" );
+                mnType = script::ModuleType::NORMAL;
+            break;
+            case VBA_ID_MODULETYPEDOCUMENT:
+                OOX_ENSURE_RECORDSIZE( nRecSize == 0 );
+                OSL_ENSURE( mnType == script::ModuleType::UNKNOWN, "VbaModule::importDirRecords - multiple module type records" );
+                mnType = script::ModuleType::DOCUMENT;
+            break;
+            case VBA_ID_MODULEREADONLY:
+                OOX_ENSURE_RECORDSIZE( nRecSize == 0 );
+                mbReadOnly = true;
+            break;
+            case VBA_ID_MODULEPRIVATE:
+                OOX_ENSURE_RECORDSIZE( nRecSize == 0 );
+                mbPrivate = true;
+            break;
+            default:
+                OSL_FAIL( "VbaModule::importDirRecords - unknown module record" );
+#undef OOX_ENSURE_RECORDSIZE
+        }
+    }
+    OSL_ENSURE( !maName.isEmpty(), "VbaModule::importDirRecords - missing module name" );
+    OSL_ENSURE( !maStreamName.isEmpty(), "VbaModule::importDirRecords - missing module stream name" );
+    OSL_ENSURE( mnType != script::ModuleType::UNKNOWN, "VbaModule::importDirRecords - missing module type" );
+    OSL_ENSURE( mnOffset < SAL_MAX_UINT32, "VbaModule::importDirRecords - missing module stream offset" );
+}
+
+void VbaModule::createAndImportModule( StorageBase& rVbaStrg,
+                                       const Reference< container::XNameContainer >& rxBasicLib,
+                                       const Reference< container::XNameAccess >& rxDocObjectNA )
+{
+    OUString aVBASourceCode = readSourceCode( rVbaStrg );
+    createModule( aVBASourceCode, rxBasicLib, rxDocObjectNA );
+    registerShortcutKeys();
+}
+
+void VbaModule::registerShortcutKeys()
+{
+    for (VbaMacroKeyAndMethodBinding const& rKeyBinding : maKeyBindings)
+    {
+        try
+        {
+            KeyEvent aKeyEvent = ooo::vba::parseKeyEvent(rKeyBinding.msApiKey);
+            ooo::vba::applyShortCutKeyBinding(mxDocModel, aKeyEvent, rKeyBinding.msMethodName);
+        }
+        catch (const Exception&)
+        {
+        }
+    }
+}
+
+void VbaModule::createEmptyModule( const Reference< container::XNameContainer >& rxBasicLib,
+                                   const Reference< container::XNameAccess >& rxDocObjectNA ) const
+{
+    createModule( u"", rxBasicLib, rxDocObjectNA );
+}
+
+OUString VbaModule::readSourceCode( StorageBase& rVbaStrg )
+{
+    OUStringBuffer aSourceCode(512);
+    static const char sUnmatchedRemovedTag[] = "Rem removed unmatched Sub/End: ";
+    if( !maStreamName.isEmpty() && (mnOffset != SAL_MAX_UINT32) )
+    {
+        BinaryXInputStream aInStrm( rVbaStrg.openInputStream( maStreamName ), true );
+        OSL_ENSURE( !aInStrm.isEof(), "VbaModule::readSourceCode - cannot open module stream" );
+        // skip the 'performance cache' stored before the actual source code
+        aInStrm.seek( mnOffset );
+        // if stream is still valid, load the source code
+        if( !aInStrm.isEof() )
+        {
+            // decompression starts at current stream position of aInStrm
+            VbaInputStream aVbaStrm( aInStrm );
+            // load the source code line-by-line, with some more processing
+            TextInputStream aVbaTextStrm( mxContext, aVbaStrm, meTextEnc );
+
+            struct ProcedurePair
+            {
+                bool bInProcedure;
+                sal_uInt32 nPos;
+                ProcedurePair() : bInProcedure( false ), nPos( 0 ) {};
+            } procInfo;
+
+            while( !aVbaTextStrm.isEof() )
+            {
+                OUString aCodeLine = aVbaTextStrm.readLine();
+                if( aCodeLine.match( "Attribute " ) )
+                {
+                    // attribute
+                    int index = aCodeLine.indexOf( ".VB_ProcData.VB_Invoke_Func = " );
+                    if ( index != -1 )
+                    {
+                        // format is
+                        //    'Attribute Procedure.VB_ProcData.VB_Invoke_Func = "*\n14"'
+                        //    where 'Procedure' is the procedure name and '*' is the shortcut key
+                        // note: his is only relevant for Excel, seems that
+                        // word doesn't store the shortcut in the module
+                        // attributes
+                        int nSpaceIndex = aCodeLine.indexOf(' ');
+                        OUString sProc = aCodeLine.copy( nSpaceIndex + 1, index - nSpaceIndex - 1);
+                        // for Excel short cut key seems limited to cntrl+'a-z, A-Z'
+                        std::u16string_view sKey = aCodeLine.subView( aCodeLine.lastIndexOf("= ") + 3, 1 );
+                        // only alpha key valid for key shortcut, however the api will accept other keys
+                        if ( rtl::isAsciiAlpha( sKey[ 0 ] ) )
+                        {
+                            // cntrl modifier is explicit ( but could be cntrl+shift ), parseKeyEvent
+                            // will handle and uppercase letter appropriately
+                            OUString sApiKey = OUString::Concat("^") + sKey;
+                            maKeyBindings.push_back({sApiKey, sProc});
+                        }
+                    }
+                }
+                else
+                {
+                    // Hack here to weed out any unmatched End Sub / Sub Foo statements.
+                    // The behaviour of the vba ide practically guarantees the case and
+                    // spacing of Sub statement(s). However, indentation can be arbitrary hence
+                    // the trim.
+                    OUString trimLine( aCodeLine.trim() );
+                    if ( mbExecutable && (
+                      trimLine.match("Sub ")         ||
+                      trimLine.match("Public Sub ")  ||
+                      trimLine.match("Private Sub ") ||
+                      trimLine.match("Static Sub ") ) )
+                    {
+                        // this should never happen, basic doesn't support nested procedures
+                        // first Sub Foo must be bogus
+                        if ( procInfo.bInProcedure )
+                        {
+                            // comment out the line
+                            aSourceCode.insert( procInfo.nPos, sUnmatchedRemovedTag );
+                            // mark location of this Sub
+                            procInfo.nPos = aSourceCode.getLength();
+                        }
+                        else
+                        {
+                            procInfo.bInProcedure = true;
+                            procInfo.nPos = aSourceCode.getLength();
+                        }
+                    }
+                    else if ( mbExecutable && o3tl::starts_with(o3tl::trim(aCodeLine), u"End Sub") )
+                    {
+                        // un-matched End Sub
+                        if ( !procInfo.bInProcedure )
+                        {
+                            aSourceCode.append( sUnmatchedRemovedTag );
+                        }
+                        else
+                        {
+                            procInfo.bInProcedure = false;
+                            procInfo.nPos = 0;
+                        }
+                    }
+                    // normal source code line
+                    if( !mbExecutable )
+                        aSourceCode.append( "Rem " );
+                    aSourceCode.append( aCodeLine + "\n" );
+                }
+            }
+        }
+    }
+    return aSourceCode.makeStringAndClear();
+}
+
+void VbaModule::createModule( std::u16string_view rVBASourceCode,
+                              const Reference< container::XNameContainer >& rxBasicLib,
+                              const Reference< container::XNameAccess >& rxDocObjectNA ) const
+{
+    if( maName.isEmpty() )
+        return;
+
+    // prepare the Basic module
+    script::ModuleInfo aModuleInfo;
+    aModuleInfo.ModuleType = mnType;
+    OUStringBuffer aSourceCode(512);
+    aSourceCode.append( "Rem Attribute VBA_ModuleType=" );
+    switch( mnType )
+    {
+        case script::ModuleType::NORMAL:
+            aSourceCode.append( "VBAModule" );
+        break;
+        case script::ModuleType::CLASS:
+            aSourceCode.append( "VBAClassModule" );
+        break;
+        case script::ModuleType::FORM:
+            aSourceCode.append( "VBAFormModule" );
+            // hack from old filter, document Basic should know the XModel, but it doesn't
+            aModuleInfo.ModuleObject.set( mxDocModel, UNO_QUERY );
+        break;
+        case script::ModuleType::DOCUMENT:
+            aSourceCode.append( "VBADocumentModule" );
+            // get the VBA implementation object associated to the document module
+            if( rxDocObjectNA.is() ) try
+            {
+                aModuleInfo.ModuleObject.set( rxDocObjectNA->getByName( maName ), UNO_QUERY );
+            }
+            catch (const Exception&)
+            {
+            }
+        break;
+        default:
+            aSourceCode.append( "VBAUnknown" );
+    }
+    aSourceCode.append( '\n' );
+    if( mbExecutable )
+    {
+        aSourceCode.append( "Option VBASupport 1\n" );
+        if( mnType == script::ModuleType::CLASS )
+            aSourceCode.append( "Option ClassModule\n" );
+    }
+    else
+    {
+        // add a subroutine named after the module itself
+        aSourceCode.append( "Sub " + maName.replace( ' ', '_' ) + "\n" );
+    }
+
+    // append passed VBA source code
+    aSourceCode.append( rVBASourceCode );
+
+    // close the subroutine named after the module
+    if( !mbExecutable )
+        aSourceCode.append( "End Sub\n" );
+
+    // insert extended module info
+    try
+    {
+        Reference< XVBAModuleInfo > xVBAModuleInfo( rxBasicLib, UNO_QUERY_THROW );
+        xVBAModuleInfo->insertModuleInfo( maName, aModuleInfo );
+    }
+    catch (const Exception&)
+    {
+    }
+
+    // insert the module into the passed Basic library
+    try
+    {
+        rxBasicLib->insertByName( maName, Any( aSourceCode.makeStringAndClear() ) );
+    }
+    catch (const Exception&)
+    {
+        OSL_FAIL( "VbaModule::createModule - cannot insert module into library" );
+    }
+}
+
+} // namespace oox::ole
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/oox/source/ole/vbaproject.cxx b/oox/source/ole/vbaproject.cxx
new file mode 100644
index 0000000000..d87c689f8e
--- /dev/null
+++ b/oox/source/ole/vbaproject.cxx
@@ -0,0 +1,572 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <oox/ole/vbaproject.hxx>
+
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/document/XStorageBasedDocument.hpp>
+#include <com/sun/star/embed/ElementModes.hpp>
+#include <com/sun/star/embed/XTransactedObject.hpp>
+#include <com/sun/star/frame/XModel.hpp>
+#include <com/sun/star/lang/XMultiServiceFactory.hpp>
+#include <com/sun/star/script/ModuleType.hpp>
+#include <com/sun/star/script/XLibraryContainer.hpp>
+#include <com/sun/star/script/vba/XVBACompatibility.hpp>
+#include <com/sun/star/script/vba/XVBAMacroResolver.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+#include <comphelper/configurationhelper.hxx>
+#include <comphelper/documentinfo.hxx>
+#include <comphelper/storagehelper.hxx>
+#include <osl/diagnose.h>
+#include <rtl/tencinfo.h>
+#include <sal/log.hxx>
+#include <comphelper/diagnose_ex.hxx>
+#include <oox/helper/binaryinputstream.hxx>
+#include <oox/helper/propertyset.hxx>
+#include <oox/helper/textinputstream.hxx>
+#include <oox/ole/olestorage.hxx>
+#include <oox/ole/vbacontrol.hxx>
+#include <oox/ole/vbahelper.hxx>
+#include <oox/ole/vbainputstream.hxx>
+#include <oox/ole/vbamodule.hxx>
+#include <oox/token/properties.hxx>
+#include <utility>
+
+namespace oox::ole {
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::container;
+using namespace ::com::sun::star::document;
+using namespace ::com::sun::star::embed;
+using namespace ::com::sun::star::frame;
+using namespace ::com::sun::star::io;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::script;
+using namespace ::com::sun::star::script::vba;
+using namespace ::com::sun::star::uno;
+
+using ::comphelper::ConfigurationHelper;
+
+namespace {
+
+bool lclReadConfigItem( const Reference< XInterface >& rxConfigAccess, const OUString& rItemName )
+{
+    // some applications do not support all configuration items, assume 'false' in this case
+    try
+    {
+        Any aItem = ConfigurationHelper::readRelativeKey( rxConfigAccess, "Filter/Import/VBA", rItemName );
+        return aItem.has< bool >() && aItem.get< bool >();
+    }
+    catch(const Exception& )
+    {
+    }
+    return false;
+}
+
+} // namespace
+
+VbaFilterConfig::VbaFilterConfig( const Reference< XComponentContext >& rxContext, std::u16string_view rConfigCompName )
+{
+    OSL_ENSURE( rxContext.is(), "VbaFilterConfig::VbaFilterConfig - missing component context" );
+    if( rxContext.is() ) try
+    {
+        OSL_ENSURE( !rConfigCompName.empty(), "VbaFilterConfig::VbaFilterConfig - invalid configuration component name" );
+        OUString aConfigPackage = OUString::Concat("org.openoffice.Office.") + rConfigCompName;
+        mxConfigAccess = ConfigurationHelper::openConfig( rxContext, aConfigPackage, comphelper::EConfigurationModes::ReadOnly );
+    }
+    catch(const Exception& )
+    {
+        TOOLS_WARN_EXCEPTION("oox", "");
+    }
+    OSL_ENSURE( mxConfigAccess.is(), "VbaFilterConfig::VbaFilterConfig - cannot open configuration" );
+}
+
+VbaFilterConfig::~VbaFilterConfig()
+{
+}
+
+bool VbaFilterConfig::isImportVba() const
+{
+    return lclReadConfigItem( mxConfigAccess, "Load" );
+}
+
+bool VbaFilterConfig::isImportVbaExecutable() const
+{
+    return lclReadConfigItem( mxConfigAccess, "Executable" );
+}
+
+bool VbaFilterConfig::isExportVba() const
+{
+    return lclReadConfigItem( mxConfigAccess, "Save" );
+}
+
+VbaMacroAttacherBase::VbaMacroAttacherBase( OUString aMacroName ) :
+    maMacroName(std::move( aMacroName ))
+{
+    OSL_ENSURE( !maMacroName.isEmpty(), "VbaMacroAttacherBase::VbaMacroAttacherBase - empty macro name" );
+}
+
+VbaMacroAttacherBase::~VbaMacroAttacherBase()
+{
+}
+
+void VbaMacroAttacherBase::resolveAndAttachMacro( const Reference< XVBAMacroResolver >& rxResolver )
+{
+    try
+    {
+        attachMacro( rxResolver->resolveVBAMacroToScriptURL( maMacroName ) );
+    }
+    catch(const Exception& )
+    {
+        TOOLS_WARN_EXCEPTION("oox", "");
+    }
+}
+
+VbaProject::VbaProject( const Reference< XComponentContext >& rxContext,
+        const Reference< XModel >& rxDocModel, std::u16string_view rConfigCompName ) :
+    VbaFilterConfig( rxContext, rConfigCompName ),
+    mxContext( rxContext ),
+    mxDocModel( rxDocModel ),
+    maPrjName( "Standard" )
+{
+    OSL_ENSURE( mxContext.is(), "VbaProject::VbaProject - missing component context" );
+    OSL_ENSURE( mxDocModel.is(), "VbaProject::VbaProject - missing document model" );
+}
+
+VbaProject::~VbaProject()
+{
+}
+
+bool VbaProject::importVbaProject( StorageBase& rVbaPrjStrg )
+{
+   // create GraphicHelper
+   Reference< css::frame::XFrame > xFrame;
+   if ( mxDocModel.is() )
+   {
+       Reference< css::frame::XController > xController =  mxDocModel->getCurrentController();
+       xFrame =  xController.is() ? xController->getFrame() : nullptr;
+   }
+   StorageRef noStorage;
+   // if the GraphicHelper tries to use noStorage it will of course crash
+   // but... this shouldn't happen as there is no reason for GraphicHelper
+   // to do that when importing VBA projects
+   GraphicHelper grfHlp( mxContext, xFrame, noStorage );
+   importVbaProject( rVbaPrjStrg, grfHlp );
+   // return true if something has been imported
+   return (mxBasicLib.is() && mxBasicLib->hasElements()) ||
+          (mxDialogLib.is() && mxDialogLib->hasElements());
+}
+
+void VbaProject::importVbaProject( StorageBase& rVbaPrjStrg, const GraphicHelper& rGraphicHelper )
+{
+    if( rVbaPrjStrg.isStorage() )
+    {
+        // load the code modules and forms
+        if( isImportVba() )
+            importVba( rVbaPrjStrg, rGraphicHelper );
+        // copy entire storage into model
+        if( isExportVba() )
+            copyStorage( rVbaPrjStrg );
+    }
+}
+
+void VbaProject::importVbaData(const uno::Reference<io::XInputStream>& xInputStream)
+{
+    uno::Reference<document::XStorageBasedDocument> xStorageBasedDoc(mxDocModel, uno::UNO_QUERY);
+    uno::Reference<embed::XStorage> xDocStorage = xStorageBasedDoc->getDocumentStorage();
+    {
+        const sal_Int32 nOpenMode = ElementModes::SEEKABLE | ElementModes::WRITE | ElementModes::TRUNCATE;
+        uno::Reference<io::XOutputStream> xDocStream(xDocStorage->openStreamElement("_MS_VBA_Macros_XML", nOpenMode), uno::UNO_QUERY);
+        comphelper::OStorageHelper::CopyInputToOutput(xInputStream, xDocStream);
+    }
+    uno::Reference<embed::XTransactedObject>(xDocStorage, uno::UNO_QUERY_THROW)->commit();
+}
+
+void VbaProject::registerMacroAttacher( const VbaMacroAttacherRef& rxAttacher )
+{
+    OSL_ENSURE( rxAttacher, "VbaProject::registerMacroAttacher - unexpected empty reference" );
+    maMacroAttachers.push_back( rxAttacher );
+}
+
+// protected ------------------------------------------------------------------
+
+void VbaProject::addDummyModule( const OUString& rName, sal_Int32 nType )
+{
+    OSL_ENSURE( !rName.isEmpty(), "VbaProject::addDummyModule - missing module name" );
+    maDummyModules[ rName ] = nType;
+}
+
+void VbaProject::prepareImport()
+{
+}
+
+// private --------------------------------------------------------------------
+
+Reference< XLibraryContainer > VbaProject::getLibraryContainer( sal_Int32 nPropId )
+{
+    PropertySet aDocProp( mxDocModel );
+    Reference< XLibraryContainer > xLibContainer( aDocProp.getAnyProperty( nPropId ), UNO_QUERY );
+    return xLibContainer;
+}
+
+Reference< XNameContainer > VbaProject::openLibrary( sal_Int32 nPropId )
+{
+    Reference< XNameContainer > xLibrary;
+    try
+    {
+        Reference< XLibraryContainer > xLibContainer( getLibraryContainer( nPropId ), UNO_SET_THROW );
+        if( !xLibContainer->hasByName( maPrjName ) )
+            xLibContainer->createLibrary( maPrjName );
+        xLibrary.set( xLibContainer->getByName( maPrjName ), UNO_QUERY_THROW );
+    }
+    catch(const Exception& )
+    {
+        TOOLS_WARN_EXCEPTION("oox", "");
+    }
+    OSL_ENSURE( xLibrary.is(), "VbaProject::openLibrary - cannot create library" );
+    return xLibrary;
+}
+
+Reference< XNameContainer > const & VbaProject::createBasicLibrary()
+{
+    if( !mxBasicLib.is() )
+        mxBasicLib = openLibrary( PROP_BasicLibraries );
+    return mxBasicLib;
+}
+
+Reference< XNameContainer > const & VbaProject::createDialogLibrary()
+{
+    if( !mxDialogLib.is() )
+        mxDialogLib = openLibrary( PROP_DialogLibraries );
+    return mxDialogLib;
+}
+
+void VbaProject::importVba( StorageBase& rVbaPrjStrg, const GraphicHelper& rGraphicHelper )
+{
+    readVbaModules( rVbaPrjStrg );
+    importModulesAndForms(rVbaPrjStrg, rGraphicHelper );
+    // attach macros to registered objects
+    attachMacros();
+}
+
+void VbaProject::readVbaModules( StorageBase& rVbaPrjStrg )
+{
+    StorageRef xVbaStrg = rVbaPrjStrg.openSubStorage( "VBA", false );
+    OSL_ENSURE( xVbaStrg, "VbaProject::readVbaModules - cannot open 'VBA' substorage" );
+    if( !xVbaStrg )
+        return;
+
+    /*  Read the 'VBA/dir' stream which contains general settings of the VBA
+        project such as the text encoding used throughout several streams, and
+        a list of all code modules.
+     */
+    BinaryXInputStream aInStrm( xVbaStrg->openInputStream( "dir" ), true );
+    // VbaInputStream implements decompression
+    VbaInputStream aDirStrm( aInStrm );
+    OSL_ENSURE( !aDirStrm.isEof(), "VbaProject::importVba - cannot open 'dir' stream" );
+    if( aDirStrm.isEof() )
+        return;
+
+    // virtual call, derived classes may do some preparations
+    prepareImport();
+
+    // read all records of the directory
+    rtl_TextEncoding eTextEnc = RTL_TEXTENCODING_MS_1252;
+    sal_uInt16 nModuleCount = 0;
+    bool bExecutable = isImportVbaExecutable();
+
+    sal_uInt16 nRecId = 0;
+    StreamDataSequence aRecData;
+    while( VbaHelper::readDirRecord( nRecId, aRecData, aDirStrm ) && (nRecId != VBA_ID_PROJECTEND) )
+    {
+        // create record stream object from imported record data
+        SequenceInputStream aRecStrm( aRecData );
+        sal_Int32 nRecSize = aRecData.getLength();
+        switch( nRecId )
+        {
+            case VBA_ID_PROJECTCODEPAGE:
+            {
+                OSL_ENSURE( nRecSize == 2, "VbaProject::importVba - invalid record size" );
+                OSL_ENSURE( maModules.empty(), "VbaProject::importVba - unexpected PROJECTCODEPAGE record" );
+                rtl_TextEncoding eNewTextEnc = rtl_getTextEncodingFromWindowsCodePage( aRecStrm.readuInt16() );
+                OSL_ENSURE( eNewTextEnc != RTL_TEXTENCODING_DONTKNOW, "VbaProject::importVba - unknown text encoding" );
+                if( eNewTextEnc != RTL_TEXTENCODING_DONTKNOW )
+                    eTextEnc = eNewTextEnc;
+            }
+            break;
+            case VBA_ID_PROJECTNAME:
+            {
+                OUString aPrjName = aRecStrm.readCharArrayUC( nRecSize, eTextEnc );
+                OSL_ENSURE( !aPrjName.isEmpty(), "VbaProject::importVba - invalid project name" );
+                if( !aPrjName.isEmpty() )
+                    maPrjName = aPrjName;
+            }
+            break;
+            case VBA_ID_PROJECTMODULES:
+                OSL_ENSURE( nRecSize == 2, "VbaProject::importVba - invalid record size" );
+                OSL_ENSURE( maModules.empty(), "VbaProject::importVba - unexpected PROJECTMODULES record" );
+                nModuleCount = aRecStrm.readuInt16();
+            break;
+            case VBA_ID_MODULENAME:
+            {
+                OUString aName = aRecStrm.readCharArrayUC( nRecSize, eTextEnc );
+                OSL_ENSURE( !aName.isEmpty(), "VbaProject::importVba - invalid module name" );
+                OSL_ENSURE( !maModules.has( aName ), "VbaProject::importVba - multiple modules with the same name" );
+                VbaModuleMap::mapped_type& rxModule = maModules[ aName ];
+                rxModule = std::make_shared<VbaModule>( mxContext, mxDocModel, aName, eTextEnc, bExecutable );
+                // read all remaining records until the MODULEEND record
+                rxModule->importDirRecords( aDirStrm );
+                OSL_ENSURE( !maModulesByStrm.has( rxModule->getStreamName() ), "VbaProject::importVba - multiple modules with the same stream name" );
+                maModulesByStrm[ rxModule->getStreamName() ] = rxModule;
+            }
+            break;
+        }
+    }
+    SAL_WARN_IF( nModuleCount != maModules.size(), "oox", "VbaProject::importVba - invalid module count" );
+
+    /*  The directory does not contain the real type of the modules, it
+        distinguishes only between 'procedural' and 'document' (the latter
+        includes class and form modules). Now, the exact type of all modules
+        will be read from the 'PROJECT' stream. It consists of text lines in
+        'key=value' format which list the code modules by type.
+
+        -   The line 'document=<modulename>/&HXXXXXXXX' declares document
+            modules. These are attached to the Word document (usually called
+            'ThisDocument'), the Excel workbook (usually called
+            'ThisWorkbook'), or single Excel worksheets or chartsheets (usually
+            called 'SheetX' or 'ChartX', X being a decimal number). Of course,
+            users may rename all these modules. The slash character separates
+            an automation server version number (hexadecimal 'XXXXXXXX') from
+            the module name.
+        -   The line 'Module=<modulename>' declares common procedural code
+            modules.
+        -   The line 'Class=<modulename>' declares a class module.
+        -   The line 'BaseClass=<modulename>' declares a code module attached
+            to a user form with the same name.
+     */
+    BinaryXInputStream aPrjStrm( rVbaPrjStrg.openInputStream( "PROJECT" ), true );
+    OSL_ENSURE( !aPrjStrm.isEof(), "VbaProject::importVba - cannot open 'PROJECT' stream" );
+    // do not exit if this stream does not exist, but proceed to load the modules below
+    if( !aPrjStrm.isEof() )
+    {
+        TextInputStream aPrjTextStrm( mxContext, aPrjStrm, eTextEnc );
+        OUString aKey, aValue;
+        bool bExitLoop = false;
+        while( !bExitLoop && !aPrjTextStrm.isEof() )
+        {
+            // read a text line from the stream
+            OUString aLine = aPrjTextStrm.readLine().trim();
+            sal_Int32 nLineLen = aLine.getLength();
+            // exit if a subsection starts (section name is given in brackets)
+            bExitLoop = (nLineLen >= 2) && (aLine[ 0 ] == '[') && (aLine[ nLineLen - 1 ] == ']');
+            if( !bExitLoop && VbaHelper::extractKeyValue( aKey, aValue, aLine ) )
+            {
+                sal_Int32 nType = ModuleType::UNKNOWN;
+                if( aKey.equalsIgnoreAsciiCase( "Document" ) )
+                {
+                    nType = ModuleType::DOCUMENT;
+                    // strip automation server version from module names
+                    sal_Int32 nSlashPos = aValue.indexOf( '/' );
+                    if( nSlashPos >= 0 )
+                        aValue = aValue.copy( 0, nSlashPos );
+                }
+                else if( aKey.equalsIgnoreAsciiCase( "Module" ) )
+                    nType = ModuleType::NORMAL;
+                else if( aKey.equalsIgnoreAsciiCase( "Class" ) )
+                    nType = ModuleType::CLASS;
+                else if( aKey.equalsIgnoreAsciiCase( "BaseClass" ) )
+                    nType = ModuleType::FORM;
+
+                if( (nType != ModuleType::UNKNOWN) && !aValue.isEmpty() )
+                {
+                    OSL_ENSURE( maModules.has( aValue ), "VbaProject::importVba - module not found" );
+                    if( VbaModule* pModule = maModules.get( aValue ).get() )
+                        pModule->setType( nType );
+                }
+            }
+        }
+    }
+
+    if( maModules.empty() )
+        return;
+
+    try
+    {
+        /*  Set library container to VBA compatibility mode. This will create
+            the VBA Globals object and store it in the Basic manager of the
+            document. */
+        try
+        {
+            Reference< XVBACompatibility > xVBACompat( getLibraryContainer( PROP_BasicLibraries ), UNO_QUERY_THROW );
+            xVBACompat->setVBACompatibilityMode( true );
+            xVBACompat->setProjectName( maPrjName );
+
+            uno::Reference<beans::XPropertySet> xProps(xVBACompat, uno::UNO_QUERY_THROW);
+            xProps->setPropertyValue("VBATextEncoding", uno::Any(eTextEnc));
+        }
+        catch(const Exception& )
+        {
+        }
+    }
+    catch(const Exception& )
+    {
+        TOOLS_WARN_EXCEPTION("oox", "");
+    }
+}
+
+void VbaProject::importModulesAndForms( StorageBase& rVbaPrjStrg, const GraphicHelper& rGraphicHelper )
+{
+    StorageRef xVbaStrg = rVbaPrjStrg.openSubStorage( "VBA", false );
+    OSL_ENSURE( xVbaStrg, "VbaProject::importModulesAndForms - cannot open 'VBA' substorage" );
+    if( !xVbaStrg )
+        return;
+    rtl_TextEncoding eTextEnc = RTL_TEXTENCODING_MS_1252;
+    bool bExecutable = isImportVbaExecutable();
+
+    // create empty dummy modules
+    VbaModuleMap aDummyModules;
+    for (auto const& dummyModule : maDummyModules)
+    {
+        OSL_ENSURE( !maModules.has( dummyModule.first ) && !aDummyModules.has( dummyModule.first ), "VbaProject::importVba - multiple modules with the same name" );
+        VbaModuleMap::mapped_type& rxModule = aDummyModules[ dummyModule.first ];
+        rxModule = std::make_shared<VbaModule>( mxContext, mxDocModel, dummyModule.first, eTextEnc, bExecutable );
+        rxModule->setType( dummyModule.second );
+    }
+
+    /*  Now it is time to load the source code. All modules will be inserted
+        into the Basic library of the document specified by the 'maPrjName'
+        member. Do not create the Basic library, if there are no modules
+        specified. */
+    if( !maModules.empty() || !aDummyModules.empty() ) try
+    {
+        // get the model factory and the basic library
+        Reference< XMultiServiceFactory > xModelFactory( mxDocModel, UNO_QUERY_THROW );
+        Reference< XNameContainer > xBasicLib( createBasicLibrary(), UNO_SET_THROW );
+
+        // try to get access to document objects related to code modules
+        Reference< XNameAccess > xDocObjectNA;
+        try
+        {
+            xDocObjectNA.set( xModelFactory->createInstance( "ooo.vba.VBAObjectModuleObjectProvider" ), UNO_QUERY );
+        }
+        catch(const Exception& )
+        {
+            // not all documents support this
+        }
+
+        if( xBasicLib.is() )
+        {
+            // #TODO cater for mxOleOverridesSink, like I used to before
+            // call Basic source code import for each module, std::[c]ref enforces pass-by-ref
+            maModules.forEachMem( &VbaModule::createAndImportModule,
+                ::std::ref( *xVbaStrg ), ::std::cref( xBasicLib ),
+                ::std::cref( xDocObjectNA ) );
+
+            // create empty dummy modules
+            aDummyModules.forEachMem( &VbaModule::createEmptyModule,
+                ::std::cref( xBasicLib ), ::std::cref( xDocObjectNA ) );
+        }
+    }
+    catch(const Exception& )
+    {
+    }
+
+    /*  Load the forms. The file format specification requires that a module
+        must exist for every form. We are a bit more tolerant and scan the
+        project storage for all form substorages. This may 'repair' broken VBA
+        storages that misses to mention a module for an existing form. */
+    ::std::vector< OUString > aElements;
+    rVbaPrjStrg.getElementNames( aElements );
+    for (auto const& elem : aElements)
+    {
+        // try to open the element as storage
+        if( elem != "VBA" )
+        {
+            StorageRef xSubStrg = rVbaPrjStrg.openSubStorage( elem, false );
+            if( xSubStrg ) try
+            {
+                // resolve module name from storage name (which equals the module stream name)
+                VbaModule* pModule = maModulesByStrm.get( elem ).get();
+                OSL_ENSURE( pModule && (pModule->getType() == ModuleType::FORM),
+                    "VbaProject::importVba - form substorage without form module" );
+                OUString aModuleName;
+                if( pModule )
+                    aModuleName = pModule->getName();
+
+                // create and import the form
+                Reference< XNameContainer > xDialogLib( createDialogLibrary(), UNO_SET_THROW );
+                VbaUserForm aForm( mxContext, mxDocModel, rGraphicHelper, true/*bDefaultColorBgr*/ );
+                aForm.importForm( xDialogLib, *xSubStrg, aModuleName, eTextEnc );
+            }
+            catch(const Exception& )
+            {
+                TOOLS_WARN_EXCEPTION("oox", "");
+            }
+        }
+    }
+}
+
+void VbaProject::attachMacros()
+{
+    if( maMacroAttachers.empty() || !mxContext.is() )
+        return;
+
+    try
+    {
+        comphelper::DocumentInfo::notifyMacroEventRead(mxDocModel);
+
+        Reference< XMultiComponentFactory > xFactory( mxContext->getServiceManager(), UNO_SET_THROW );
+        Sequence< Any > aArgs{ Any(mxDocModel), Any(maPrjName) };
+        Reference< XVBAMacroResolver > xResolver( xFactory->createInstanceWithArgumentsAndContext(
+            "com.sun.star.script.vba.VBAMacroResolver", aArgs, mxContext ), UNO_QUERY_THROW );
+        maMacroAttachers.forEachMem( &VbaMacroAttacherBase::resolveAndAttachMacro, ::std::cref( xResolver ) );
+
+    }
+    catch(const Exception& )
+    {
+        TOOLS_WARN_EXCEPTION("oox", "");
+    }
+}
+
+void VbaProject::copyStorage( StorageBase& rVbaPrjStrg )
+{
+    if( !mxContext.is() )
+        return;
+
+    try
+    {
+        Reference< XStorageBasedDocument > xStorageBasedDoc( mxDocModel, UNO_QUERY_THROW );
+        Reference< XStorage > xDocStorage( xStorageBasedDoc->getDocumentStorage(), UNO_SET_THROW );
+        {
+            const sal_Int32 nOpenMode = ElementModes::SEEKABLE | ElementModes::WRITE | ElementModes::TRUNCATE;
+            Reference< XStream > xDocStream( xDocStorage->openStreamElement( "_MS_VBA_Macros", nOpenMode ), UNO_SET_THROW );
+            OleStorage aDestStorage( mxContext, xDocStream, false );
+            rVbaPrjStrg.copyStorageToStorage( aDestStorage );
+            aDestStorage.commit();
+        }
+        Reference< XTransactedObject >( xDocStorage, UNO_QUERY_THROW )->commit();
+    }
+    catch(const Exception& )
+    {
+    }
+}
+
+} // namespace oox
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */