Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

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

1 files changed, 251 insertions, 0 deletions

diff --git a/dbaccess/source/ui/browser/dbexchange.cxx b/dbaccess/source/ui/browser/dbexchange.cxx
new file mode 100644
index 000000000..dc6398f48
--- /dev/null
+++ b/dbaccess/source/ui/browser/dbexchange.cxx
@@ -0,0 +1,251 @@
+/* -*- 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 <dbexchange.hxx>
+#include <sot/formats.hxx>
+#include <sot/storage.hxx>
+#include <osl/diagnose.h>
+#include <com/sun/star/sdb/CommandType.hpp>
+#include <com/sun/star/sdb/XResultSetAccess.hpp>
+#include <com/sun/star/lang/XComponent.hpp>
+#include <TokenWriter.hxx>
+#include <svx/dataaccessdescriptor.hxx>
+#include <UITools.hxx>
+
+namespace dbaui
+{
+    constexpr sal_uInt32 FORMAT_OBJECT_ID_RTF  = 1;
+    constexpr sal_uInt32 FORMAT_OBJECT_ID_HTML = 2;
+
+    using namespace ::com::sun::star::uno;
+    using namespace ::com::sun::star::beans;
+    using namespace ::com::sun::star::sdb;
+    using namespace ::com::sun::star::lang;
+    using namespace ::com::sun::star::util;
+    using namespace ::com::sun::star::sdbc;
+    using namespace ::com::sun::star::datatransfer;
+    using namespace ::svx;
+
+    namespace
+    {
+        template<class T > void lcl_setListener(const Reference<T>& _xComponent, const Reference< XEventListener >& i_rListener, const bool i_bAdd )
+        {
+            if ( !_xComponent.is() )
+                return;
+
+            Reference< XComponent> xCom( _xComponent, UNO_QUERY );
+            OSL_ENSURE( xCom.is(), "lcl_setListener: no component!" );
+            if ( !xCom.is() )
+                return;
+
+            i_bAdd ? xCom->addEventListener( i_rListener ) : xCom->removeEventListener( i_rListener );
+        }
+    }
+
+    ODataClipboard::ODataClipboard()
+    {
+    }
+
+    void ODataClipboard::Update(
+                    const OUString&  rDatasource,
+                    const sal_Int32  nCommandType,
+                    const OUString&  rCommand,
+                    const Reference< XConnection >& rxConnection,
+                    const Reference< XNumberFormatter >& rxFormatter,
+                    const Reference< XComponentContext >& rxORB)
+    {
+        ClearFormats();
+
+        ODataAccessObjectTransferable::Update(rDatasource, nCommandType, rCommand, rxConnection);
+
+        lcl_setListener(rxConnection, this, true);
+
+        m_pHtml.set(new OHTMLImportExport(getDescriptor(), rxORB, rxFormatter));
+        m_pRtf.set(new ORTFImportExport(getDescriptor(), rxORB, rxFormatter));
+
+        AddSupportedFormats();
+    }
+
+    void ODataClipboard::Update(
+                    const OUString& rDatasource,
+                    const sal_Int32 nCommandType,
+                    const OUString& rCommand,
+                    const Reference< XNumberFormatter >& rxFormatter,
+                    const Reference< XComponentContext >& rxORB)
+    {
+        ClearFormats();
+
+        ODataAccessObjectTransferable::Update(rDatasource, nCommandType, rCommand);
+
+        m_pHtml.set(new OHTMLImportExport(getDescriptor(), rxORB, rxFormatter));
+        m_pRtf.set(new ORTFImportExport(getDescriptor(), rxORB, rxFormatter));
+
+        AddSupportedFormats();
+    }
+
+    ODataClipboard::ODataClipboard( const Reference< XPropertySet >& i_rAliveForm,
+                                    const Sequence< Any >& i_rSelectedRows,
+                                    const bool i_bBookmarkSelection,
+                                    const Reference< XComponentContext >& i_rORB )
+        :ODataAccessObjectTransferable( i_rAliveForm )
+    {
+        OSL_PRECOND( i_rORB.is(), "ODataClipboard::ODataClipboard: having no factory is not good ..." );
+
+        osl_atomic_increment( &m_refCount );
+
+        Reference<XConnection> xConnection;
+        getDescriptor()[ DataAccessDescriptorProperty::Connection ] >>= xConnection;
+        lcl_setListener( xConnection, this, true );
+
+        // do not pass the form itself as source result set, since the client might operate on the form, which
+        // might lead to undesired effects. Instead, use a clone.
+        Reference< XResultSet > xResultSetClone;
+        Reference< XResultSetAccess > xResultSetAccess( i_rAliveForm, UNO_QUERY );
+        if ( xResultSetAccess.is() )
+            xResultSetClone = xResultSetAccess->createResultSet();
+        OSL_ENSURE( xResultSetClone.is(), "ODataClipboard::ODataClipboard: could not clone the form's result set" );
+        lcl_setListener( xResultSetClone, this, true );
+
+        getDescriptor()[DataAccessDescriptorProperty::Cursor]           <<= xResultSetClone;
+        getDescriptor()[DataAccessDescriptorProperty::Selection]        <<= i_rSelectedRows;
+        getDescriptor()[DataAccessDescriptorProperty::BookmarkSelection]<<= i_bBookmarkSelection;
+        addCompatibleSelectionDescription( i_rSelectedRows );
+
+        if ( xConnection.is() && i_rORB.is() )
+        {
+            Reference< XNumberFormatter > xFormatter( getNumberFormatter( xConnection, i_rORB ) );
+            if ( xFormatter.is() )
+            {
+                m_pHtml.set( new OHTMLImportExport( getDescriptor(), i_rORB, xFormatter ) );
+                m_pRtf.set( new ORTFImportExport( getDescriptor(), i_rORB, xFormatter ) );
+            }
+        }
+
+        osl_atomic_decrement( &m_refCount );
+    }
+
+    bool ODataClipboard::WriteObject( ::tools::SvRef<SotTempStream>& rxOStm, void* pUserObject, sal_uInt32 nUserObjectId, const css::datatransfer::DataFlavor& /*rFlavor*/ )
+    {
+        if (nUserObjectId == FORMAT_OBJECT_ID_RTF || nUserObjectId == FORMAT_OBJECT_ID_HTML )
+        {
+            ODatabaseImportExport* pExport = static_cast<ODatabaseImportExport*>(pUserObject);
+            if ( pExport && rxOStm.is() )
+            {
+                pExport->setStream(rxOStm.get());
+                return pExport->Write();
+            }
+        }
+        return false;
+    }
+
+    void ODataClipboard::AddSupportedFormats()
+    {
+        if ( m_pRtf.is() )
+            AddFormat( SotClipboardFormatId::RTF );
+
+        if ( m_pHtml.is() )
+            AddFormat( SotClipboardFormatId::HTML );
+
+        ODataAccessObjectTransferable::AddSupportedFormats();
+    }
+
+    bool ODataClipboard::GetData( const DataFlavor& rFlavor, const OUString& rDestDoc )
+    {
+        const SotClipboardFormatId nFormat = SotExchange::GetFormat(rFlavor);
+        switch (nFormat)
+        {
+            case SotClipboardFormatId::RTF:
+                if ( m_pRtf.is() )
+                    m_pRtf->initialize(getDescriptor());
+                return m_pRtf.is() && SetObject( m_pRtf.get(), FORMAT_OBJECT_ID_RTF, rFlavor );
+
+            case SotClipboardFormatId::HTML:
+                if ( m_pHtml.is() )
+                    m_pHtml->initialize(getDescriptor());
+                return m_pHtml.is() && SetObject( m_pHtml.get(), FORMAT_OBJECT_ID_HTML, rFlavor );
+
+            default: break;
+        }
+
+        return ODataAccessObjectTransferable::GetData(rFlavor, rDestDoc);
+    }
+
+    void ODataClipboard::ObjectReleased()
+    {
+        if ( m_pHtml.is() )
+        {
+            m_pHtml->dispose();
+            m_pHtml.clear();
+        }
+
+        if ( m_pRtf.is() )
+        {
+            m_pRtf->dispose();
+            m_pRtf.clear();
+        }
+
+        if ( getDescriptor().has( DataAccessDescriptorProperty::Connection ) )
+        {
+            Reference<XConnection> xConnection( getDescriptor()[DataAccessDescriptorProperty::Connection], UNO_QUERY );
+            lcl_setListener( xConnection, this, false );
+        }
+
+        if ( getDescriptor().has( DataAccessDescriptorProperty::Cursor ) )
+        {
+            Reference< XResultSet > xResultSet( getDescriptor()[ DataAccessDescriptorProperty::Cursor ], UNO_QUERY );
+            lcl_setListener( xResultSet, this, false );
+        }
+
+        ODataAccessObjectTransferable::ObjectReleased( );
+    }
+
+    void SAL_CALL ODataClipboard::disposing( const css::lang::EventObject& i_rSource )
+    {
+        ODataAccessDescriptor& rDescriptor( getDescriptor() );
+
+        if ( rDescriptor.has( DataAccessDescriptorProperty::Connection ) )
+        {
+            Reference< XConnection > xConnection( rDescriptor[DataAccessDescriptorProperty::Connection], UNO_QUERY );
+            if ( xConnection == i_rSource.Source )
+            {
+                rDescriptor.erase( DataAccessDescriptorProperty::Connection );
+            }
+        }
+
+        if ( rDescriptor.has( DataAccessDescriptorProperty::Cursor ) )
+        {
+            Reference< XResultSet > xResultSet( rDescriptor[ DataAccessDescriptorProperty::Cursor ], UNO_QUERY );
+            if ( xResultSet == i_rSource.Source )
+            {
+                rDescriptor.erase( DataAccessDescriptorProperty::Cursor );
+                // Selection and BookmarkSelection are meaningless without a result set
+                if ( rDescriptor.has( DataAccessDescriptorProperty::Selection ) )
+                    rDescriptor.erase( DataAccessDescriptorProperty::Selection );
+                if ( rDescriptor.has( DataAccessDescriptorProperty::BookmarkSelection ) )
+                    rDescriptor.erase( DataAccessDescriptorProperty::BookmarkSelection );
+            }
+        }
+
+        // no matter whether it was the source connection or the source result set which died,
+        // we cannot provide the data anymore.
+        ClearFormats();
+    }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */