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Diffstat (limited to 'oox/source/ole/axcontrolfragment.cxx')
| -rw-r--r-- | oox/source/ole/axcontrolfragment.cxx | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/oox/source/ole/axcontrolfragment.cxx b/oox/source/ole/axcontrolfragment.cxx new file mode 100644 index 000000000..a0f0b1096 --- /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.getString( AX_TOKEN( value ), OUString() ) ); + } + } + break; + + case AX_TOKEN( ocxPr ): + if( nElement == AX_TOKEN( picture ) ) + { + OUString aPicturePath = getFragmentPathFromRelId( rAttribs.getString( R_TOKEN( id ), OUString() ) ); + 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.getString( AX_TOKEN( classid ), OUString() ); + 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.getString( R_TOKEN( id ), OUString() ) ); + 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.getString( R_TOKEN( id ), OUString() ) ); + 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: */ |