1*5900e8ecSAndrew Rist /**************************************************************
2cdf0e10cSrcweir *
3*5900e8ecSAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one
4*5900e8ecSAndrew Rist * or more contributor license agreements. See the NOTICE file
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7*5900e8ecSAndrew Rist * to you under the Apache License, Version 2.0 (the
8*5900e8ecSAndrew Rist * "License"); you may not use this file except in compliance
9*5900e8ecSAndrew Rist * with the License. You may obtain a copy of the License at
10*5900e8ecSAndrew Rist *
11*5900e8ecSAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0
12*5900e8ecSAndrew Rist *
13*5900e8ecSAndrew Rist * Unless required by applicable law or agreed to in writing,
14*5900e8ecSAndrew Rist * software distributed under the License is distributed on an
15*5900e8ecSAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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20*5900e8ecSAndrew Rist *************************************************************/
21*5900e8ecSAndrew Rist
22*5900e8ecSAndrew Rist
23cdf0e10cSrcweir
24cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove
25cdf0e10cSrcweir #include "precompiled_svtools.hxx"
26cdf0e10cSrcweir #include <com/sun/star/embed/XComponentSupplier.hpp>
27cdf0e10cSrcweir #include <com/sun/star/embed/EmbedStates.hpp>
28cdf0e10cSrcweir #include <com/sun/star/embed/XVisualObject.hpp>
29cdf0e10cSrcweir #include <com/sun/star/embed/XEmbedPersist.hpp>
30cdf0e10cSrcweir #include <com/sun/star/embed/NoVisualAreaSizeException.hpp>
31cdf0e10cSrcweir #include <com/sun/star/datatransfer/XTransferable.hpp>
32cdf0e10cSrcweir #include <com/sun/star/embed/Aspects.hpp>
33cdf0e10cSrcweir
34cdf0e10cSrcweir #include <svtools/embedtransfer.hxx>
35cdf0e10cSrcweir #include <tools/mapunit.hxx>
36cdf0e10cSrcweir #include <vcl/outdev.hxx>
37cdf0e10cSrcweir #include <comphelper/storagehelper.hxx>
38cdf0e10cSrcweir #include <unotools/ucbstreamhelper.hxx>
39cdf0e10cSrcweir #include <unotools/streamwrap.hxx>
40cdf0e10cSrcweir #include <unotools/tempfile.hxx>
41cdf0e10cSrcweir #include <toolkit/helper/vclunohelper.hxx>
42cdf0e10cSrcweir
43cdf0e10cSrcweir #include <svtools/embedhlp.hxx>
44cdf0e10cSrcweir
45cdf0e10cSrcweir using namespace ::com::sun::star;
46cdf0e10cSrcweir
SvEmbedTransferHelper(const uno::Reference<embed::XEmbeddedObject> & xObj,Graphic * pGraphic,sal_Int64 nAspect)47cdf0e10cSrcweir SvEmbedTransferHelper::SvEmbedTransferHelper( const uno::Reference< embed::XEmbeddedObject >& xObj,
48cdf0e10cSrcweir Graphic* pGraphic,
49cdf0e10cSrcweir sal_Int64 nAspect )
50cdf0e10cSrcweir : m_xObj( xObj )
51cdf0e10cSrcweir , m_pGraphic( pGraphic ? new Graphic( *pGraphic ) : NULL )
52cdf0e10cSrcweir , m_nAspect( nAspect )
53cdf0e10cSrcweir {
54cdf0e10cSrcweir if( xObj.is() )
55cdf0e10cSrcweir {
56cdf0e10cSrcweir TransferableObjectDescriptor aObjDesc;
57cdf0e10cSrcweir
58cdf0e10cSrcweir FillTransferableObjectDescriptor( aObjDesc, m_xObj, NULL, m_nAspect );
59cdf0e10cSrcweir PrepareOLE( aObjDesc );
60cdf0e10cSrcweir }
61cdf0e10cSrcweir }
62cdf0e10cSrcweir
63cdf0e10cSrcweir // -----------------------------------------------------------------------------
64cdf0e10cSrcweir
~SvEmbedTransferHelper()65cdf0e10cSrcweir SvEmbedTransferHelper::~SvEmbedTransferHelper()
66cdf0e10cSrcweir {
67cdf0e10cSrcweir if ( m_pGraphic )
68cdf0e10cSrcweir {
69cdf0e10cSrcweir delete m_pGraphic;
70cdf0e10cSrcweir m_pGraphic = NULL;
71cdf0e10cSrcweir }
72cdf0e10cSrcweir }
73cdf0e10cSrcweir
74cdf0e10cSrcweir // -----------------------------------------------------------------------------
75cdf0e10cSrcweir
AddSupportedFormats()76cdf0e10cSrcweir void SvEmbedTransferHelper::AddSupportedFormats()
77cdf0e10cSrcweir {
78cdf0e10cSrcweir AddFormat( SOT_FORMATSTR_ID_EMBED_SOURCE );
79cdf0e10cSrcweir AddFormat( SOT_FORMATSTR_ID_OBJECTDESCRIPTOR );
80cdf0e10cSrcweir AddFormat( FORMAT_GDIMETAFILE );
81cdf0e10cSrcweir }
82cdf0e10cSrcweir
83cdf0e10cSrcweir // -----------------------------------------------------------------------------
84cdf0e10cSrcweir
GetData(const::com::sun::star::datatransfer::DataFlavor & rFlavor)85cdf0e10cSrcweir sal_Bool SvEmbedTransferHelper::GetData( const ::com::sun::star::datatransfer::DataFlavor& rFlavor )
86cdf0e10cSrcweir {
87cdf0e10cSrcweir sal_Bool bRet = sal_False;
88cdf0e10cSrcweir
89cdf0e10cSrcweir if( m_xObj.is() )
90cdf0e10cSrcweir {
91cdf0e10cSrcweir try
92cdf0e10cSrcweir {
93cdf0e10cSrcweir sal_uInt32 nFormat = SotExchange::GetFormat( rFlavor );
94cdf0e10cSrcweir if( HasFormat( nFormat ) )
95cdf0e10cSrcweir {
96cdf0e10cSrcweir if( nFormat == SOT_FORMATSTR_ID_OBJECTDESCRIPTOR )
97cdf0e10cSrcweir {
98cdf0e10cSrcweir TransferableObjectDescriptor aDesc;
99cdf0e10cSrcweir FillTransferableObjectDescriptor( aDesc, m_xObj, m_pGraphic, m_nAspect );
100cdf0e10cSrcweir bRet = SetTransferableObjectDescriptor( aDesc, rFlavor );
101cdf0e10cSrcweir }
102cdf0e10cSrcweir else if( nFormat == SOT_FORMATSTR_ID_EMBED_SOURCE )
103cdf0e10cSrcweir {
104cdf0e10cSrcweir try
105cdf0e10cSrcweir {
106cdf0e10cSrcweir // TODO/LATER: Propbably the graphic should be copied here as well
107cdf0e10cSrcweir // currently it is handled by the applications
108cdf0e10cSrcweir utl::TempFile aTmp;
109cdf0e10cSrcweir aTmp.EnableKillingFile( sal_True );
110cdf0e10cSrcweir uno::Reference < embed::XEmbedPersist > xPers( m_xObj, uno::UNO_QUERY );
111cdf0e10cSrcweir if ( xPers.is() )
112cdf0e10cSrcweir {
113cdf0e10cSrcweir uno::Reference < embed::XStorage > xStg = comphelper::OStorageHelper::GetTemporaryStorage();
114cdf0e10cSrcweir ::rtl::OUString aName = ::rtl::OUString::createFromAscii("Dummy");
115cdf0e10cSrcweir SvStream* pStream = NULL;
116cdf0e10cSrcweir sal_Bool bDeleteStream = sal_False;
117cdf0e10cSrcweir uno::Sequence < beans::PropertyValue > aEmpty;
118cdf0e10cSrcweir xPers->storeToEntry( xStg, aName, aEmpty, aEmpty );
119cdf0e10cSrcweir if ( xStg->isStreamElement( aName ) )
120cdf0e10cSrcweir {
121cdf0e10cSrcweir uno::Reference < io::XStream > xStm = xStg->cloneStreamElement( aName );
122cdf0e10cSrcweir pStream = utl::UcbStreamHelper::CreateStream( xStm );
123cdf0e10cSrcweir bDeleteStream = sal_True;
124cdf0e10cSrcweir }
125cdf0e10cSrcweir else
126cdf0e10cSrcweir {
127cdf0e10cSrcweir pStream = aTmp.GetStream( STREAM_STD_READWRITE );
128cdf0e10cSrcweir uno::Reference < embed::XStorage > xStor = comphelper::OStorageHelper::GetStorageFromStream( new utl::OStreamWrapper( *pStream ) );
129cdf0e10cSrcweir xStg->openStorageElement( aName, embed::ElementModes::READ )->copyToStorage( xStor );
130cdf0e10cSrcweir }
131cdf0e10cSrcweir
132cdf0e10cSrcweir ::com::sun::star::uno::Any aAny;
133cdf0e10cSrcweir const sal_uInt32 nLen = pStream->Seek( STREAM_SEEK_TO_END );
134cdf0e10cSrcweir ::com::sun::star::uno::Sequence< sal_Int8 > aSeq( nLen );
135cdf0e10cSrcweir
136cdf0e10cSrcweir pStream->Seek( STREAM_SEEK_TO_BEGIN );
137cdf0e10cSrcweir pStream->Read( aSeq.getArray(), nLen );
138cdf0e10cSrcweir if ( bDeleteStream )
139cdf0e10cSrcweir delete pStream;
140cdf0e10cSrcweir
141cdf0e10cSrcweir if( ( bRet = ( aSeq.getLength() > 0 ) ) == sal_True )
142cdf0e10cSrcweir {
143cdf0e10cSrcweir aAny <<= aSeq;
144cdf0e10cSrcweir SetAny( aAny, rFlavor );
145cdf0e10cSrcweir }
146cdf0e10cSrcweir }
147cdf0e10cSrcweir else
148cdf0e10cSrcweir {
149cdf0e10cSrcweir //TODO/LATER: how to handle objects without persistance?!
150cdf0e10cSrcweir }
151cdf0e10cSrcweir }
152cdf0e10cSrcweir catch ( uno::Exception& )
153cdf0e10cSrcweir {
154cdf0e10cSrcweir }
155cdf0e10cSrcweir }
156cdf0e10cSrcweir else if ( nFormat == FORMAT_GDIMETAFILE && m_pGraphic )
157cdf0e10cSrcweir {
158cdf0e10cSrcweir SvMemoryStream aMemStm( 65535, 65535 );
159cdf0e10cSrcweir aMemStm.SetVersion( SOFFICE_FILEFORMAT_CURRENT );
160cdf0e10cSrcweir
161cdf0e10cSrcweir const GDIMetaFile& aMetaFile = m_pGraphic->GetGDIMetaFile();
162cdf0e10cSrcweir ((GDIMetaFile*)(&aMetaFile))->Write( aMemStm );
163cdf0e10cSrcweir uno::Any aAny;
164cdf0e10cSrcweir aAny <<= uno::Sequence< sal_Int8 >( reinterpret_cast< const sal_Int8* >( aMemStm.GetData() ),
165cdf0e10cSrcweir aMemStm.Seek( STREAM_SEEK_TO_END ) );
166cdf0e10cSrcweir SetAny( aAny, rFlavor );
167cdf0e10cSrcweir bRet = sal_True;
168cdf0e10cSrcweir }
169cdf0e10cSrcweir else if ( m_xObj.is() && :: svt::EmbeddedObjectRef::TryRunningState( m_xObj ) )
170cdf0e10cSrcweir {
171cdf0e10cSrcweir uno::Reference< datatransfer::XTransferable > xTransferable( m_xObj->getComponent(), uno::UNO_QUERY );
172cdf0e10cSrcweir if ( xTransferable.is() )
173cdf0e10cSrcweir {
174cdf0e10cSrcweir uno::Any aAny = xTransferable->getTransferData( rFlavor );
175cdf0e10cSrcweir SetAny( aAny, rFlavor );
176cdf0e10cSrcweir bRet = sal_True;
177cdf0e10cSrcweir }
178cdf0e10cSrcweir }
179cdf0e10cSrcweir }
180cdf0e10cSrcweir }
181cdf0e10cSrcweir catch( uno::Exception& )
182cdf0e10cSrcweir {
183cdf0e10cSrcweir // Error handling?
184cdf0e10cSrcweir }
185cdf0e10cSrcweir }
186cdf0e10cSrcweir
187cdf0e10cSrcweir return bRet;
188cdf0e10cSrcweir }
189cdf0e10cSrcweir
190cdf0e10cSrcweir // -----------------------------------------------------------------------------
191cdf0e10cSrcweir
ObjectReleased()192cdf0e10cSrcweir void SvEmbedTransferHelper::ObjectReleased()
193cdf0e10cSrcweir {
194cdf0e10cSrcweir m_xObj = uno::Reference< embed::XEmbeddedObject >();
195cdf0e10cSrcweir }
196cdf0e10cSrcweir
FillTransferableObjectDescriptor(TransferableObjectDescriptor & rDesc,const::com::sun::star::uno::Reference<::com::sun::star::embed::XEmbeddedObject> & xObj,Graphic * pGraphic,sal_Int64 nAspect)197cdf0e10cSrcweir void SvEmbedTransferHelper::FillTransferableObjectDescriptor( TransferableObjectDescriptor& rDesc,
198cdf0e10cSrcweir const ::com::sun::star::uno::Reference< ::com::sun::star::embed::XEmbeddedObject >& xObj,
199cdf0e10cSrcweir Graphic* pGraphic,
200cdf0e10cSrcweir sal_Int64 nAspect )
201cdf0e10cSrcweir {
202cdf0e10cSrcweir //TODO/LATER: need TypeName to fill it into the Descriptor (will be shown in listbox)
203cdf0e10cSrcweir ::com::sun::star::datatransfer::DataFlavor aFlavor;
204cdf0e10cSrcweir SotExchange::GetFormatDataFlavor( SOT_FORMATSTR_ID_OBJECTDESCRIPTOR, aFlavor );
205cdf0e10cSrcweir
206cdf0e10cSrcweir rDesc.maClassName = SvGlobalName( xObj->getClassID() );
207cdf0e10cSrcweir rDesc.maTypeName = aFlavor.HumanPresentableName;
208cdf0e10cSrcweir
209cdf0e10cSrcweir //TODO/LATER: the aspect size in the descriptor is wrong, unfortunately the stream
210cdf0e10cSrcweir // representation of the descriptor allows only 4 bytes for the aspect
211cdf0e10cSrcweir // so for internal transport something different should be found
212cdf0e10cSrcweir rDesc.mnViewAspect = sal::static_int_cast<sal_uInt16>( nAspect );
213cdf0e10cSrcweir
214cdf0e10cSrcweir //TODO/LATER: status needs to become sal_Int64
215cdf0e10cSrcweir rDesc.mnOle2Misc = sal::static_int_cast<sal_Int32>(xObj->getStatus( rDesc.mnViewAspect ));
216cdf0e10cSrcweir
217cdf0e10cSrcweir Size aSize;
218cdf0e10cSrcweir MapMode aMapMode( MAP_100TH_MM );
219cdf0e10cSrcweir if ( nAspect == embed::Aspects::MSOLE_ICON )
220cdf0e10cSrcweir {
221cdf0e10cSrcweir if ( pGraphic )
222cdf0e10cSrcweir {
223cdf0e10cSrcweir aMapMode = pGraphic->GetPrefMapMode();
224cdf0e10cSrcweir aSize = pGraphic->GetPrefSize();
225cdf0e10cSrcweir }
226cdf0e10cSrcweir else
227cdf0e10cSrcweir aSize = Size( 2500, 2500 );
228cdf0e10cSrcweir }
229cdf0e10cSrcweir else
230cdf0e10cSrcweir {
231cdf0e10cSrcweir try
232cdf0e10cSrcweir {
233cdf0e10cSrcweir awt::Size aSz;
234cdf0e10cSrcweir aSz = xObj->getVisualAreaSize( rDesc.mnViewAspect );
235cdf0e10cSrcweir aSize = Size( aSz.Width, aSz.Height );
236cdf0e10cSrcweir }
237cdf0e10cSrcweir catch( embed::NoVisualAreaSizeException& )
238cdf0e10cSrcweir {
239cdf0e10cSrcweir OSL_ENSURE( sal_False, "Can not get visual area size!\n" );
240cdf0e10cSrcweir aSize = Size( 5000, 5000 );
241cdf0e10cSrcweir }
242cdf0e10cSrcweir
243cdf0e10cSrcweir // TODO/LEAN: getMapUnit can switch object to running state
244cdf0e10cSrcweir aMapMode = MapMode( VCLUnoHelper::UnoEmbed2VCLMapUnit( xObj->getMapUnit( rDesc.mnViewAspect ) ) );
245cdf0e10cSrcweir }
246cdf0e10cSrcweir
247cdf0e10cSrcweir rDesc.maSize = OutputDevice::LogicToLogic( aSize, aMapMode, MapMode( MAP_100TH_MM ) );
248cdf0e10cSrcweir rDesc.maDragStartPos = Point();
249cdf0e10cSrcweir rDesc.maDisplayName = String();
250cdf0e10cSrcweir rDesc.mbCanLink = sal_False;
251cdf0e10cSrcweir }
252cdf0e10cSrcweir
253