oox/source/ole/oleobjecthelper.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include "oox/ole/oleobjecthelper.hxx"
  21
  22 #include <com/sun/star/awt/Rectangle.hpp>
  23 #include <com/sun/star/awt/Size.hpp>
  24 #include <com/sun/star/container/XNameAccess.hpp>
  25 #include <com/sun/star/document/XEmbeddedObjectResolver.hpp>
  26 #include <com/sun/star/embed/Aspects.hpp>
  27 #include <com/sun/star/io/XOutputStream.hpp>
  28 #include <com/sun/star/lang/XComponent.hpp>
  29 #include <com/sun/star/lang/XMultiServiceFactory.hpp>
  30 #include <osl/diagnose.h>
  31 #include "oox/helper/propertymap.hxx"
  32
  33 namespace oox {
  34 namespace ole {
  35
  36 using namespace ::com::sun::star;
  37 using namespace ::com::sun::star::container;
  38 using namespace ::com::sun::star::embed;
  39 using namespace ::com::sun::star::io;
  40 using namespace ::com::sun::star::lang;
  41 using namespace ::com::sun::star::uno;
  42
  43 OleObjectInfo::OleObjectInfo() :
  44     mbLinked( false ),
  45     mbShowAsIcon( false ),
  46     mbAutoUpdate( false )
  47 {
  48 }
  49
  50 OleObjectHelper::OleObjectHelper( const Reference< XMultiServiceFactory >& rxModelFactory ) :
  51     maEmbeddedObjScheme( "vnd.sun.star.EmbeddedObject:" ),
  52     mnObjectId( 100 )
  53 {
  54     if( rxModelFactory.is() ) try
  55     {
  56         mxResolver.set( rxModelFactory->createInstance( "com.sun.star.document.ImportEmbeddedObjectResolver" ), UNO_QUERY );
  57     }
  58     catch(const Exception& )
  59     {
  60     }
  61 }
  62
  63 OleObjectHelper::~OleObjectHelper()
  64 {
  65     try
  66     {
  67         Reference< XComponent > xResolverComp( mxResolver, UNO_QUERY_THROW );
  68         xResolverComp->dispose();
  69     }
  70     catch(const Exception& )
  71     {
  72     }
  73 }
  74
  75 bool OleObjectHelper::importOleObject( PropertyMap& rPropMap, const OleObjectInfo& rOleObject, const awt::Size& rObjSize )
  76 {
  77     bool bRet = false;
  78
  79     if( rOleObject.mbLinked )
  80     {
  81         // linked OLE object - set target URL
  82         if( !rOleObject.maTargetLink.isEmpty() )
  83         {
  84             rPropMap.setProperty( PROP_LinkURL, rOleObject.maTargetLink);
  85             bRet = true;
  86         }
  87     }
  88     else
  89     {
  90         // embedded OLE object - import the embedded data
  91         if( rOleObject.maEmbeddedData.hasElements() && mxResolver.is() ) try
  92         {
  93             OUString aObjectId = "Obj" + OUString::number( mnObjectId++ );
  94
  95             Reference< XNameAccess > xResolverNA( mxResolver, UNO_QUERY_THROW );
  96             Reference< XOutputStream > xOutStrm( xResolverNA->getByName( aObjectId ), UNO_QUERY_THROW );
  97             xOutStrm->writeBytes( rOleObject.maEmbeddedData );
  98             xOutStrm->closeOutput();
  99
 100             OUString aUrl = mxResolver->resolveEmbeddedObjectURL( aObjectId );
 101             OSL_ENSURE( aUrl.match( maEmbeddedObjScheme ), "OleObjectHelper::importOleObject - unexpected URL scheme" );
 102             OUString aPersistName = aUrl.copy( maEmbeddedObjScheme.getLength() );
 103             if( !aPersistName.isEmpty() )
 104             {
 105                 rPropMap.setProperty( PROP_PersistName, aPersistName);
 106                 bRet = true;
 107             }
 108         }
 109         catch(const Exception& )
 110         {
 111         }
 112     }
 113
 114     if( bRet )
 115     {
 116         rPropMap.setProperty( PROP_Aspect, (rOleObject.mbShowAsIcon ? Aspects::MSOLE_ICON : Aspects::MSOLE_CONTENT));
 117         rPropMap.setProperty( PROP_VisualArea, awt::Rectangle( 0, 0, rObjSize.Width, rObjSize.Height ));
 118     }
 119     return bRet;
 120 }
 121
 122 } // namespace ole
 123 } // namespace oox
 124
 125 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */