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 "oox/helper/propertymap.hxx"
  31
  32 namespace oox {
  33 namespace ole {
  34
  35 // ============================================================================
  36
  37 using namespace ::com::sun::star;
  38 using namespace ::com::sun::star::container;
  39 using namespace ::com::sun::star::embed;
  40 using namespace ::com::sun::star::io;
  41 using namespace ::com::sun::star::lang;
  42 using namespace ::com::sun::star::uno;
  43
  44 // ============================================================================
  45
  46 OleObjectInfo::OleObjectInfo() :
  47     mbLinked( false ),
  48     mbShowAsIcon( false ),
  49     mbAutoUpdate( false )
  50 {
  51 }
  52
  53 // ============================================================================
  54
  55 OleObjectHelper::OleObjectHelper( const Reference< XMultiServiceFactory >& rxModelFactory ) :
  56     maEmbeddedObjScheme( "vnd.sun.star.EmbeddedObject:" ),
  57     mnObjectId( 100 )
  58 {
  59     if( rxModelFactory.is() ) try
  60     {
  61         mxResolver.set( rxModelFactory->createInstance( "com.sun.star.document.ImportEmbeddedObjectResolver" ), UNO_QUERY );
  62     }
  63     catch(const Exception& )
  64     {
  65     }
  66 }
  67
  68 OleObjectHelper::~OleObjectHelper()
  69 {
  70     try
  71     {
  72         Reference< XComponent > xResolverComp( mxResolver, UNO_QUERY_THROW );
  73         xResolverComp->dispose();
  74     }
  75     catch(const Exception& )
  76     {
  77     }
  78 }
  79
  80 bool OleObjectHelper::importOleObject( PropertyMap& rPropMap, const OleObjectInfo& rOleObject, const awt::Size& rObjSize )
  81 {
  82     bool bRet = false;
  83
  84     if( rOleObject.mbLinked )
  85     {
  86         // linked OLE object - set target URL
  87         if( !rOleObject.maTargetLink.isEmpty() )
  88         {
  89             rPropMap[ PROP_LinkURL ] <<= rOleObject.maTargetLink;
  90             bRet = true;
  91         }
  92     }
  93     else
  94     {
  95         // embedded OLE object - import the embedded data
  96         if( rOleObject.maEmbeddedData.hasElements() && mxResolver.is() ) try
  97         {
  98             OUString aObjectId = "Obj" + OUString::number( mnObjectId++ );
  99
 100             Reference< XNameAccess > xResolverNA( mxResolver, UNO_QUERY_THROW );
 101             Reference< XOutputStream > xOutStrm( xResolverNA->getByName( aObjectId ), UNO_QUERY_THROW );
 102             xOutStrm->writeBytes( rOleObject.maEmbeddedData );
 103             xOutStrm->closeOutput();
 104
 105             OUString aUrl = mxResolver->resolveEmbeddedObjectURL( aObjectId );
 106             OSL_ENSURE( aUrl.match( maEmbeddedObjScheme ), "OleObjectHelper::importOleObject - unexpected URL scheme" );
 107             OUString aPersistName = aUrl.copy( maEmbeddedObjScheme.getLength() );
 108             if( !aPersistName.isEmpty() )
 109             {
 110                 rPropMap[ PROP_PersistName ] <<= aPersistName;
 111                 bRet = true;
 112             }
 113         }
 114         catch(const Exception& )
 115         {
 116         }
 117     }
 118
 119     if( bRet )
 120     {
 121         rPropMap[ PROP_Aspect ] <<= (rOleObject.mbShowAsIcon ? Aspects::MSOLE_ICON : Aspects::MSOLE_CONTENT);
 122         rPropMap[ PROP_VisualArea ] <<= awt::Rectangle( 0, 0, rObjSize.Width, rObjSize.Height );
 123     }
 124     return bRet;
 125 }
 126
 127 // ============================================================================
 128
 129 } // namespace ole
 130 } // namespace oox
 131
 132 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */