/************************************************************************* * * $RCSfile: transfer.cxx,v $ * * $Revision: 1.23 $ * * last change: $Author: ka $ $Date: 2001-03-14 13:38:04 $ * * The Contents of this file are made available subject to the terms of * either of the following licenses * * - GNU Lesser General Public License Version 2.1 * - Sun Industry Standards Source License Version 1.1 * * Sun Microsystems Inc., October, 2000 * * GNU Lesser General Public License Version 2.1 * ============================================= * Copyright 2000 by Sun Microsystems, Inc. * 901 San Antonio Road, Palo Alto, CA 94303, USA * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License version 2.1, as published by the Free Software Foundation. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA * * * Sun Industry Standards Source License Version 1.1 * ================================================= * The contents of this file are subject to the Sun Industry Standards * Source License Version 1.1 (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.openoffice.org/license.html. * * Software provided under this License is provided on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, * WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS, * MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING. * See the License for the specific provisions governing your rights and * obligations concerning the Software. * * The Initial Developer of the Original Code is: Sun Microsystems, Inc. * * Copyright: 2000 by Sun Microsystems, Inc. * * All Rights Reserved. * * Contributor(s): _______________________________________ * * ************************************************************************/ #ifdef WNT #include #include #include #endif #ifndef _VOS_MUTEX_HXX_ #include #endif #ifndef _RTL_MEMORY_H_ #include #endif #ifndef DEBUG_HXX #include #endif #ifndef URLOBJ_HXX #include #endif #ifndef _UNTOOLS_UCBSTREAMHELPER_HXX #include #endif #ifndef _SOT_EXCHANGE_HXX #include #endif #ifndef _SOT_STORAGE_HXX #include #endif #ifndef _SV_BITMAP_HXX #include #endif #ifndef _SV_GDIMTF_HXX #include #endif #ifndef _SV_GRAPH_HXX #include #endif #ifndef _SV_SVAPP_HXX #include #endif #ifndef _SV_WINDOW_HXX #include #endif #ifndef _COMPHELPER_PROCESSFACTORY_HXX_ #include #endif #ifndef _FILELIST_HXX #include #endif #ifndef _COM_SUN_STAR_DATATRANSFER_CLIPBOARD_XFLUSHABLECLIPBOARD_HPP_ #include #endif #ifndef _COM_SUN_STAR_FRAME_XDESKTOP_HPP_ #include #endif #include "urlbmk.hxx" #include "imap.hxx" #include "transfer.hxx" #include "inetimg.hxx" // -------------- // - Namespaces - // -------------- using namespace ::com::sun::star::uno; using namespace ::com::sun::star::lang; using namespace ::com::sun::star::frame; using namespace ::com::sun::star::io; using namespace ::com::sun::star::datatransfer; using namespace ::com::sun::star::datatransfer::clipboard; using namespace ::com::sun::star::datatransfer::dnd; // -------------------------------- // - TransferableObjectDescriptor - // -------------------------------- SvStream& operator>>( SvStream& rIStm, TransferableObjectDescriptor& rObjDesc ) { sal_uInt32 nSize; rIStm >> nSize; rIStm >> rObjDesc.maClassName; rIStm >> rObjDesc.mnViewAspect; rIStm >> rObjDesc.maSize.Width(); rIStm >> rObjDesc.maSize.Height(); rIStm >> rObjDesc.maDragStartPos.X(); rIStm >> rObjDesc.maDragStartPos.Y(); rIStm.ReadByteString( rObjDesc.maTypeName, gsl_getSystemTextEncoding() ); rIStm.ReadByteString( rObjDesc.maDisplayName, gsl_getSystemTextEncoding() ); return rIStm; } // ----------------------------------------------------------------------------- SvStream& operator<<( SvStream& rOStm, const TransferableObjectDescriptor& rObjDesc ) { const sal_uInt32 nFirstPos = rOStm.Tell(); rOStm.SeekRel( 4 ); rOStm << rObjDesc.maClassName; rOStm << rObjDesc.mnViewAspect; rOStm << rObjDesc.maSize.Width(); rOStm << rObjDesc.maSize.Height(); rOStm << rObjDesc.maDragStartPos.X(); rOStm << rObjDesc.maDragStartPos.Y(); rOStm.WriteByteString( rObjDesc.maTypeName, gsl_getSystemTextEncoding() ); rOStm.WriteByteString( rObjDesc.maDisplayName, gsl_getSystemTextEncoding() ); const sal_uInt32 nLastPos = rOStm.Tell(); rOStm.Seek( nFirstPos ); rOStm << ( nLastPos - nFirstPos ); rOStm.Seek( nLastPos ); return rOStm; } // ----------------------------------------- // - TransferableHelper::TerminateListener - // ----------------------------------------- TransferableHelper::TerminateListener::TerminateListener( TransferableHelper& rTransferableHelper ) : mrParent( rTransferableHelper ) { } // ----------------------------------------------------------------------------- TransferableHelper::TerminateListener::~TerminateListener() { } // ----------------------------------------------------------------------------- void SAL_CALL TransferableHelper::TerminateListener::disposing( const EventObject& Source ) throw( RuntimeException ) { } // ----------------------------------------------------------------------------- void SAL_CALL TransferableHelper::TerminateListener::queryTermination( const EventObject& aEvent ) throw( TerminationVetoException, RuntimeException ) { } // ----------------------------------------------------------------------------- void SAL_CALL TransferableHelper::TerminateListener::notifyTermination( const EventObject& aEvent ) throw( RuntimeException ) { mrParent.FlushToClipboard(); } // ---------------------- // - TransferableHelper - // ---------------------- TransferableHelper::TransferableHelper() { } // ----------------------------------------------------------------------------- TransferableHelper::~TransferableHelper() { } // ----------------------------------------------------------------------------- Any SAL_CALL TransferableHelper::getTransferData( const DataFlavor& rFlavor ) throw( UnsupportedFlavorException, IOException, RuntimeException ) { if( !maAny.hasValue() || !maFormats.size() || ( maLastFormat != rFlavor.MimeType ) ) { maLastFormat = rFlavor.MimeType; maAny = Any(); Application::GetSolarMutex().acquire(); if( !maFormats.size() ) AddSupportedFormats(); GetData( rFlavor ); Application::GetSolarMutex().release(); if( !maAny.hasValue() ) throw UnsupportedFlavorException(); } return maAny; } // ----------------------------------------------------------------------------- Sequence< DataFlavor > SAL_CALL TransferableHelper::getTransferDataFlavors() throw( RuntimeException ) { if( !maFormats.size() ) { Application::GetSolarMutex().acquire(); AddSupportedFormats(); Application::GetSolarMutex().release(); } Sequence< DataFlavor > aRet( maFormats.size() ); DataFlavorExList::iterator aIter( maFormats.begin() ), aEnd( maFormats.end() ); sal_uInt32 nCurPos = 0; while( aIter != aEnd ) aRet[ nCurPos++ ] = (DataFlavor&)(*aIter++); return aRet; } // ----------------------------------------------------------------------------- sal_Bool SAL_CALL TransferableHelper::isDataFlavorSupported( const DataFlavor& rFlavor ) throw( RuntimeException ) { sal_Bool bRet = sal_False; if( !maFormats.size() ) { Application::GetSolarMutex().acquire(); AddSupportedFormats(); Application::GetSolarMutex().release(); } DataFlavorExList::iterator aIter( maFormats.begin() ), aEnd( maFormats.end() ); while( aIter != aEnd ) { if( TransferableDataHelper::IsEqual( rFlavor, *aIter++ ) ) { bRet = sal_True; aIter = aEnd; } } return bRet; } // ----------------------------------------------------------------------------- void SAL_CALL TransferableHelper::lostOwnership( const Reference< XClipboard >& xClipboard, const Reference< XTransferable >& xTrans ) throw( RuntimeException ) { if( mxTerminateListener.is() ) { Reference< XMultiServiceFactory > xFact( ::comphelper::getProcessServiceFactory() ); if( xFact.is() ) { Reference< XDesktop > xDesktop( xFact->createInstance( ::rtl::OUString::createFromAscii( "com.sun.star.frame.Desktop" ) ), UNO_QUERY ); if( xDesktop.is() ) xDesktop->removeTerminateListener( mxTerminateListener ); } mxTerminateListener = Reference< XTerminateListener >(); } Application::GetSolarMutex().acquire(); ObjectReleased(); Application::GetSolarMutex().release(); } // ----------------------------------------------------------------------------- void SAL_CALL TransferableHelper::disposing( const EventObject& rSource ) throw( RuntimeException ) { } // ----------------------------------------------------------------------------- void SAL_CALL TransferableHelper::dragDropEnd( const DragSourceDropEvent& rDSDE ) throw( RuntimeException ) { Application::GetSolarMutex().acquire(); DragFinished( rDSDE.DropSuccess ? rDSDE.DropAction : DNDConstants::ACTION_NONE ); ObjectReleased(); Application::GetSolarMutex().release(); } // ----------------------------------------------------------------------------- void SAL_CALL TransferableHelper::dragEnter( const DragSourceDragEvent& rDSDE ) throw( RuntimeException ) { } // ----------------------------------------------------------------------------- void SAL_CALL TransferableHelper::dragExit( const DragSourceEvent& rDSE ) throw( RuntimeException ) { } // ----------------------------------------------------------------------------- void SAL_CALL TransferableHelper::dragOver( const DragSourceDragEvent& rDSDE ) throw( RuntimeException ) { } // ----------------------------------------------------------------------------- void SAL_CALL TransferableHelper::dropActionChanged( const DragSourceDragEvent& rDSDE ) throw( RuntimeException ) { } // ----------------------------------------------------------------------------- void TransferableHelper::AddFormat( SotFormatStringId nFormat ) { if( !HasFormat( nFormat ) ) { DataFlavorEx aFlavorEx; if( SotExchange::GetFormatDataFlavor( nFormat, aFlavorEx ) ) { aFlavorEx.mnSotId = nFormat; maFormats.push_back( aFlavorEx ); } } } // ----------------------------------------------------------------------------- void TransferableHelper::AddFormat( const DataFlavor& rFlavor ) { if( !HasFormat( rFlavor ) ) { DataFlavorEx aFlavorEx; aFlavorEx.MimeType = rFlavor.MimeType; aFlavorEx.HumanPresentableName = rFlavor.HumanPresentableName; aFlavorEx.DataType = rFlavor.DataType; aFlavorEx.mnSotId = SotExchange::RegisterFormat( rFlavor ); maFormats.push_back( aFlavorEx ); } } // ----------------------------------------------------------------------------- void TransferableHelper::RemoveFormat( SotFormatStringId nFormat ) { DataFlavorExList::iterator aIter( maFormats.begin() ), aEnd( maFormats.end() ); while( aIter != aEnd ) { if( nFormat == (*aIter).mnSotId ) aIter = maFormats.erase( aIter ); else aIter++; } } // ----------------------------------------------------------------------------- void TransferableHelper::RemoveFormat( const DataFlavor& rFlavor ) { DataFlavorExList::iterator aIter( maFormats.begin() ), aEnd( maFormats.end() ); while( aIter != aEnd ) { if( TransferableDataHelper::IsEqual( rFlavor, *aIter++ ) ) aIter = maFormats.erase( aIter ); else aIter++; } } // ----------------------------------------------------------------------------- sal_Bool TransferableHelper::HasFormat( SotFormatStringId nFormat ) { DataFlavorExList::iterator aIter( maFormats.begin() ), aEnd( maFormats.end() ); sal_Bool bRet = sal_False; while( aIter != aEnd ) { if( nFormat == (*aIter++).mnSotId ) { bRet = sal_True; aIter = aEnd; } } return bRet; } // ----------------------------------------------------------------------------- void TransferableHelper::ClearFormats() { maFormats.clear(); } // ----------------------------------------------------------------------------- sal_Bool TransferableHelper::SetAny( const Any& rAny, const DataFlavor& rFlavor ) { maAny = rAny; return( maAny.hasValue() ); } // ----------------------------------------------------------------------------- sal_Bool TransferableHelper::SetString( const ::rtl::OUString& rString, const DataFlavor& rFlavor ) { DataFlavor aFileFlavor; if( rString.getLength() && SotExchange::GetFormatDataFlavor( FORMAT_FILE, aFileFlavor ) && TransferableDataHelper::IsEqual( aFileFlavor, rFlavor ) ) { const String aString( rString ); const ByteString aByteStr( aString, gsl_getSystemTextEncoding() ); Sequence< sal_Int8 > aSeq( aByteStr.Len() + 1 ); rtl_copyMemory( aSeq.getArray(), aByteStr.GetBuffer(), aByteStr.Len() ); aSeq[ aByteStr.Len() ] = 0; maAny <<= aSeq; } else maAny <<= rString; return( maAny.hasValue() ); } // ----------------------------------------------------------------------------- sal_Bool TransferableHelper::SetBitmap( const Bitmap& rBitmap, const DataFlavor& rFlavor ) { // only Bitmap at the moment if( !rBitmap.IsEmpty() ) { SvMemoryStream aMemStm( 65535, 65535 ); aMemStm << rBitmap; maAny <<= Sequence< sal_Int8 >( (sal_Int8*) aMemStm.GetData(), aMemStm.Seek( STREAM_SEEK_TO_END ) ); } return( maAny.hasValue() ); } // ----------------------------------------------------------------------------- sal_Bool TransferableHelper::SetGDIMetaFile( const GDIMetaFile& rMtf, const DataFlavor& rFlavor ) { // only GDIMetaFile at the moment if( rMtf.GetActionCount() ) { SvMemoryStream aMemStm( 65535, 65535 ); ( (GDIMetaFile&) rMtf ).Write( aMemStm ); maAny <<= Sequence< sal_Int8 >( (sal_Int8*) aMemStm.GetData(), aMemStm.Seek( STREAM_SEEK_TO_END ) ); } return( maAny.hasValue() != NULL ); } // ----------------------------------------------------------------------------- sal_Bool TransferableHelper::SetGraphic( const Graphic& rGraphic, const DataFlavor& rFlavor ) { if( rGraphic.GetType() != GRAPHIC_NONE ) { SvMemoryStream aMemStm( 65535, 65535 ); aMemStm.SetVersion( SOFFICE_FILEFORMAT_50 ); aMemStm << rGraphic; maAny <<= Sequence< sal_Int8 >( (sal_Int8*) aMemStm.GetData(), aMemStm.Seek( STREAM_SEEK_TO_END ) ); } return( maAny.hasValue() != NULL ); } // ----------------------------------------------------------------------------- sal_Bool TransferableHelper::SetImageMap( const ImageMap& rIMap, const ::com::sun::star::datatransfer::DataFlavor& rFlavor ) { SvMemoryStream aMemStm( 65535, 65535 ); aMemStm.SetVersion( SOFFICE_FILEFORMAT_50 ); aMemStm << rIMap; maAny <<= Sequence< sal_Int8 >( (sal_Int8*) aMemStm.GetData(), aMemStm.Seek( STREAM_SEEK_TO_END ) ); return( maAny.hasValue() != NULL ); } // ----------------------------------------------------------------------------- sal_Bool TransferableHelper::SetTransferableObjectDescriptor( const TransferableObjectDescriptor& rDesc, const ::com::sun::star::datatransfer::DataFlavor& rFlavor ) { SvMemoryStream aMemStm( 1024, 1024 ); aMemStm << rDesc; maAny <<= Sequence< sal_Int8 >( (sal_Int8*) aMemStm.GetData(), aMemStm.Tell() ); return( maAny.hasValue() ); } // ----------------------------------------------------------------------------- sal_Bool TransferableHelper::SetINetBookmark( const INetBookmark& rBmk, const ::com::sun::star::datatransfer::DataFlavor& rFlavor ) { rtl_TextEncoding eSysCSet = gsl_getSystemTextEncoding(); switch( SotExchange::GetFormat( rFlavor ) ) { case( SOT_FORMATSTR_ID_SOLK ): { ByteString sURL( rBmk.GetURL(), eSysCSet ), sDesc( rBmk.GetDescription(), eSysCSet ); ByteString sOut( ByteString::CreateFromInt32( sURL.Len() )); ( sOut += '@' ) += sURL; sOut += ByteString::CreateFromInt32( sDesc.Len() ); ( sOut += '@' ) += sDesc; Sequence< sal_Int8 > aSeq( sOut.Len() ); memcpy( aSeq.getArray(), sOut.GetBuffer(), sOut.Len() ); maAny <<= aSeq; } break; case( FORMAT_STRING ): maAny <<= ::rtl::OUString( rBmk.GetURL() ); break; case( SOT_FORMATSTR_ID_UNIFORMRESOURCELOCATOR ): { ByteString sURL( rBmk.GetURL(), eSysCSet ); Sequence< sal_Int8 > aSeq( sURL.Len() ); memcpy( aSeq.getArray(), sURL.GetBuffer(), sURL.Len() ); maAny <<= aSeq; } break; case( SOT_FORMATSTR_ID_NETSCAPE_BOOKMARK ): { Sequence< sal_Int8 > aSeq( 2048 ); memset( aSeq.getArray(), 0, 2048 ); strcpy( (char*) aSeq.getArray(), ByteString( rBmk.GetURL(), eSysCSet).GetBuffer() ); strcpy( (char*) aSeq.getArray() + 1024, ByteString( rBmk.GetDescription(), eSysCSet ).GetBuffer() ); maAny <<= aSeq; } break; #ifdef WNT case SOT_FORMATSTR_ID_FILEGRPDESCRIPTOR: { Sequence< sal_Int8 > aSeq( sizeof( FILEGROUPDESCRIPTOR ) ); FILEGROUPDESCRIPTOR* pFDesc = (FILEGROUPDESCRIPTOR*) aSeq.getArray(); FILEDESCRIPTOR& rFDesc1 = pFDesc->fgd[ 0 ]; pFDesc->cItems = 1; memset( &rFDesc1, 0, sizeof( FILEDESCRIPTOR ) ); rFDesc1.dwFlags = FD_LINKUI; ByteString aStr( rBmk.GetDescription(), eSysCSet ); for( USHORT nChar = 0; nChar < aStr.Len(); ++nChar ) if( strchr( "\\/:*?\"<>|", aStr.GetChar( nChar ) ) ) aStr.Erase( nChar--, 1 ); aStr.Insert( "Shortcut to ", 0 ); aStr += ".URL"; strcpy( rFDesc1.cFileName, aStr.GetBuffer() ); maAny <<= aSeq; } break; case SOT_FORMATSTR_ID_FILECONTENT: { String aStr( RTL_CONSTASCII_STRINGPARAM( "[InternetShortcut]\x0aURL=" ) ); maAny <<= ::rtl::OUString( aStr += rBmk.GetURL() ); } break; #endif default: break; } return( maAny.hasValue() ); } // ----------------------------------------------------------------------------- sal_Bool TransferableHelper::SetINetImage( const INetImage& rINtImg, const ::com::sun::star::datatransfer::DataFlavor& rFlavor ) { SvMemoryStream aMemStm( 1024, 1024 ); aMemStm.SetVersion( SOFFICE_FILEFORMAT_50 ); rINtImg.Write( aMemStm, SotExchange::GetFormat( rFlavor ) ); maAny <<= Sequence< sal_Int8 >( (sal_Int8*) aMemStm.GetData(), aMemStm.Seek( STREAM_SEEK_TO_END ) ); return( maAny.hasValue() != NULL ); } // ----------------------------------------------------------------------------- sal_Bool TransferableHelper::SetFileList( const FileList& rFileList, const ::com::sun::star::datatransfer::DataFlavor& rFlavor ) { SvMemoryStream aMemStm( 4096, 4096 ); aMemStm.SetVersion( SOFFICE_FILEFORMAT_50 ); aMemStm << rFileList; maAny <<= Sequence< sal_Int8 >( (sal_Int8*) aMemStm.GetData(), aMemStm.Seek( STREAM_SEEK_TO_END ) ); return( maAny.hasValue() != NULL ); } // ----------------------------------------------------------------------------- sal_Bool TransferableHelper::SetObject( void* pUserObject, sal_uInt32 nUserObjectId, const DataFlavor& rFlavor ) { SotStorageStreamRef xStm( new SotStorageStream( String() ) ); xStm->SetVersion( SOFFICE_FILEFORMAT_50 ); if( pUserObject && WriteObject( xStm, pUserObject, nUserObjectId, rFlavor ) ) { const sal_uInt32 nLen = xStm->Seek( STREAM_SEEK_TO_END ); Sequence< sal_Int8 > aSeq( nLen ); xStm->Seek( STREAM_SEEK_TO_BEGIN ); xStm->Read( aSeq.getArray(), nLen ); if( nLen && ( SotExchange::GetFormat( rFlavor ) == SOT_FORMAT_STRING ) ) maAny <<= ::rtl::OUString( (const sal_Char*) aSeq.getConstArray(), nLen - 1, gsl_getSystemTextEncoding() ); else maAny <<= aSeq; } return( maAny.hasValue() != NULL ); } // ----------------------------------------------------------------------------- sal_Bool TransferableHelper::SetInterface( const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& rIf, const ::com::sun::star::datatransfer::DataFlavor& rFlavor ) { maAny <<= rIf; return( maAny.hasValue() != NULL ); } // ----------------------------------------------------------------------------- sal_Bool TransferableHelper::WriteObject( SotStorageStreamRef& rxOStm, void* pUserObject, sal_uInt32 nUserObjectId, const DataFlavor& rFlavor ) { DBG_ERROR( "TransferableHelper::WriteObject( ... ) not implemented" ); return sal_False; } // ----------------------------------------------------------------------------- void TransferableHelper::DragFinished( sal_Int8 nDropAction ) { } // ----------------------------------------------------------------------------- void TransferableHelper::ObjectReleased() { } // ----------------------------------------------------------------------------- void TransferableHelper::CopyToClipboard() const { if( !mxClipboard.is() ) ( (TransferableHelper*) this )->mxClipboard = GetSystemClipboard(); if( mxClipboard.is() ) { try { Reference< XMultiServiceFactory > xFact( ::comphelper::getProcessServiceFactory() ); if( xFact.is() ) { Reference< XDesktop > xDesktop( xFact->createInstance( ::rtl::OUString::createFromAscii( "com.sun.star.frame.Desktop" ) ), UNO_QUERY ); // #81926: should be enabled #if 0 if( xDesktop.is() ) { TransferableHelper* pThis = (TransferableHelper*) this; xDesktop->addTerminateListener( pThis->mxTerminateListener = new TerminateListener( *pThis ) ); } #endif } const sal_uInt32 nRef = Application::ReleaseSolarMutex(); mxClipboard->setContents( (TransferableHelper*) this, (TransferableHelper*) this ); Application::AcquireSolarMutex( nRef ); } catch( const ::com::sun::star::uno::Exception& ) { DBG_ERROR( "Could not copy to clipboard" ); } } } // ----------------------------------------------------------------------------- void TransferableHelper::FlushToClipboard() const { if( mxClipboard.is() ) { Reference< XFlushableClipboard > xFlushableClipboard( mxClipboard, UNO_QUERY ); try { if( xFlushableClipboard.is() ) { const sal_uInt32 nRef = Application::ReleaseSolarMutex(); xFlushableClipboard->flushClipboard(); Application::AcquireSolarMutex( nRef ); } } catch( const ::com::sun::star::uno::Exception& ) { DBG_ERROR( "Could not flush clipboard" ); } } } // ----------------------------------------------------------------------------- void TransferableHelper::StartDrag( Window* pWindow, sal_Int8 nDnDSourceActions, sal_Int32 nDnDPointer, sal_Int32 nDnDImage ) { DBG_ASSERT( pWindow, "Window pointer is NULL" ); Reference< XDragSource > xDragSource( pWindow->GetDragSource() ); if( xDragSource.is() ) { DragGestureEvent aEvt; const Point aPt( pWindow->GetPointerPosPixel() ); aEvt.DragAction = DNDConstants::ACTION_COPY; aEvt.DragOriginX = aPt.X(); aEvt.DragOriginY = aPt.Y(); aEvt.DragSource = xDragSource; try { const sal_uInt32 nRef = Application::ReleaseSolarMutex(); xDragSource->startDrag( aEvt, nDnDSourceActions, nDnDPointer, nDnDImage, this, this ); Application::AcquireSolarMutex( nRef ); } catch( const ::com::sun::star::uno::Exception& ) { DBG_ERROR( "Could not start drag" ); } } } // ----------------------------------------------------------------------------- Reference< XClipboard> TransferableHelper::GetSystemClipboard() { Reference< XClipboard > xClipboard; try { Reference< XMultiServiceFactory > xFact( ::comphelper::getProcessServiceFactory() ); if( xFact.is() ) { xClipboard = Reference< XClipboard >( xFact->createInstance( ::rtl::OUString::createFromAscii( "com.sun.star.datatransfer.clipboard.SystemClipboard" ) ), UNO_QUERY ); } } catch( const ::com::sun::star::uno::Exception& ) { DBG_ERROR( "Clipboard could not be initialized" ); } return xClipboard; } // -------------------------- // - TransferableDataHelper - // -------------------------- TransferableDataHelper::TransferableDataHelper() : mpFormatsVector( new ::std::vector< DataFlavorEx > ) { } // ----------------------------------------------------------------------------- TransferableDataHelper::TransferableDataHelper( const Reference< ::com::sun::star::datatransfer::XTransferable >& rxTransferable ) : mxTransfer( rxTransferable ), mpFormatsVector( new ::std::vector< DataFlavorEx > ) { InitFormats(); } // ----------------------------------------------------------------------------- TransferableDataHelper::TransferableDataHelper( const TransferableDataHelper& rDataHelper ) : mxTransfer( rDataHelper.mxTransfer ), mpFormatsVector( new ::std::vector< DataFlavorEx >( *rDataHelper.mpFormatsVector ) ) { } // ----------------------------------------------------------------------------- TransferableDataHelper& TransferableDataHelper::operator=( const TransferableDataHelper& rDataHelper ) { mxTransfer = rDataHelper.mxTransfer; delete mpFormatsVector, mpFormatsVector = new ::std::vector< DataFlavorEx >( *rDataHelper.mpFormatsVector ); return *this; } // ----------------------------------------------------------------------------- TransferableDataHelper::~TransferableDataHelper() { delete mpFormatsVector; } // ----------------------------------------------------------------------------- void TransferableDataHelper::InitFormats() { Application::GetSolarMutex().acquire(); mpFormatsVector->clear(); try { if( mxTransfer.is() ) { const Sequence< DataFlavor > aFlavors( mxTransfer->getTransferDataFlavors() ); for( sal_Int32 i = 0; i < aFlavors.getLength(); i++ ) { DataFlavorEx aFlavorEx; const DataFlavor& rFlavor = aFlavors[ i ]; aFlavorEx.MimeType = rFlavor.MimeType; aFlavorEx.HumanPresentableName = rFlavor.HumanPresentableName; aFlavorEx.DataType = rFlavor.DataType; aFlavorEx.mnSotId = SotExchange::RegisterFormat( rFlavor ); mpFormatsVector->push_back( aFlavorEx ); } } } catch( const ::com::sun::star::uno::Exception& ) { } Application::GetSolarMutex().release(); } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::HasFormat( SotFormatStringId nFormat ) const { ::std::vector< DataFlavorEx >::iterator aIter( mpFormatsVector->begin() ), aEnd( mpFormatsVector->end() ); sal_Bool bRet = sal_False; while( aIter != aEnd ) { if( nFormat == (*aIter++).mnSotId ) { bRet = sal_True; aIter = aEnd; } } return bRet; } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::HasFormat( const DataFlavor& rFlavor ) const { ::std::vector< DataFlavorEx >::iterator aIter( mpFormatsVector->begin() ), aEnd( mpFormatsVector->end() ); sal_Bool bRet = sal_False; while( aIter != aEnd ) { if( TransferableDataHelper::IsEqual( rFlavor, *aIter++ ) ) { bRet = sal_True; aIter = aEnd; } } return bRet; } // ----------------------------------------------------------------------------- sal_uInt32 TransferableDataHelper::GetFormatCount() const { return mpFormatsVector->size(); } // ----------------------------------------------------------------------------- SotFormatStringId TransferableDataHelper::GetFormat( sal_uInt32 nFormat ) const { DBG_ASSERT( nFormat < mpFormatsVector->size(), "TransferableDataHelper::GetFormat: invalid format index" ); return( ( nFormat < mpFormatsVector->size() ) ? (*mpFormatsVector)[ nFormat ].mnSotId : 0 ); } // ----------------------------------------------------------------------------- DataFlavor TransferableDataHelper::GetFormatDataFlavor( sal_uInt32 nFormat ) const { DBG_ASSERT( nFormat < mpFormatsVector->size(), "TransferableDataHelper::GetFormat: invalid format index" ); DataFlavor aRet; if( nFormat < mpFormatsVector->size() ) aRet = (DataFlavor&) (*mpFormatsVector)[ nFormat ]; return aRet; } // ----------------------------------------------------------------------------- Any TransferableDataHelper::GetAny( const DataFlavor& rFlavor ) const { const sal_uInt32 nRef = Application::ReleaseSolarMutex(); Any aRet; try { if( mxTransfer.is() ) aRet = mxTransfer->getTransferData( rFlavor ); } catch( const ::com::sun::star::uno::Exception& ) { } Application::AcquireSolarMutex( nRef ); return aRet; } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::GetString( SotFormatStringId nFormat, String& rStr ) { DataFlavor aFlavor; return( SotExchange::GetFormatDataFlavor( nFormat, aFlavor ) && GetString( aFlavor, rStr ) ); } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::GetString( const DataFlavor& rFlavor, String& rStr ) { const Any aAny( GetAny( rFlavor ) ); sal_Bool bRet = sal_False; if( aAny.hasValue() ) { ::rtl::OUString aOUString; Sequence< sal_Int8 > aSeq; bRet = sal_True; if( aAny >>= aOUString ) rStr = aOUString; else if( aAny >>= aSeq ) { // depends on the dataflavour which kind of charset we use // default to UTF8 // in other cases its better to use system charset rtl_TextEncoding eCSet = gsl_getSystemTextEncoding(); rStr = String( (sal_Char*)aSeq.getArray(), eCSet ); } else bRet = sal_False; } return bRet; } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::GetBitmap( SotFormatStringId nFormat, Bitmap& rBmp ) { DataFlavor aFlavor; return( SotExchange::GetFormatDataFlavor( nFormat, aFlavor ) && GetBitmap( aFlavor, rBmp ) ); } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::GetBitmap( const DataFlavor& rFlavor, Bitmap& rBmp ) { SotStorageStreamRef xStm; sal_Bool bRet = GetSotStorageStream( rFlavor, xStm ); if( bRet ) { *xStm >> rBmp; bRet = ( xStm->GetError() == ERRCODE_NONE ); } return bRet; } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::GetGDIMetaFile( SotFormatStringId nFormat, GDIMetaFile& rMtf ) { DataFlavor aFlavor; return( SotExchange::GetFormatDataFlavor( nFormat, aFlavor ) && GetGDIMetaFile( aFlavor, rMtf ) ); } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::GetGDIMetaFile( const DataFlavor& rFlavor, GDIMetaFile& rMtf ) { SotStorageStreamRef xStm; sal_Bool bRet = GetSotStorageStream( rFlavor, xStm ); if( bRet ) { *xStm >> rMtf; bRet = ( xStm->GetError() == ERRCODE_NONE ); } return bRet; } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::GetGraphic( SotFormatStringId nFormat, Graphic& rGraphic ) { DataFlavor aFlavor; return( SotExchange::GetFormatDataFlavor( nFormat, aFlavor ) && GetGraphic( aFlavor, rGraphic ) ); } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::GetGraphic( const ::com::sun::star::datatransfer::DataFlavor& rFlavor, Graphic& rGraphic ) { SotStorageStreamRef xStm; sal_Bool bRet = GetSotStorageStream( rFlavor, xStm ); if( bRet ) { DataFlavor aFlavor; if( SotExchange::GetFormatDataFlavor( SOT_FORMAT_BITMAP, aFlavor ) && TransferableDataHelper::IsEqual( aFlavor, rFlavor ) ) { Bitmap aBmp; *xStm >> aBmp; rGraphic = aBmp; } else if( SotExchange::GetFormatDataFlavor( SOT_FORMAT_GDIMETAFILE, aFlavor ) && TransferableDataHelper::IsEqual( aFlavor, rFlavor ) ) { GDIMetaFile aMtf; *xStm >> aMtf; rGraphic = aMtf; } else *xStm >> rGraphic; bRet = ( xStm->GetError() == ERRCODE_NONE ); } return bRet; } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::GetImageMap( SotFormatStringId nFormat, ImageMap& rIMap ) { DataFlavor aFlavor; return( SotExchange::GetFormatDataFlavor( nFormat, aFlavor ) && GetImageMap( aFlavor, rIMap ) ); } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::GetImageMap( const ::com::sun::star::datatransfer::DataFlavor& rFlavor, ImageMap& rIMap ) { SotStorageStreamRef xStm; sal_Bool bRet = GetSotStorageStream( rFlavor, xStm ); if( bRet ) { *xStm >> rIMap; bRet = ( xStm->GetError() == ERRCODE_NONE ); } return bRet; } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::GetTransferableObjectDescriptor( SotFormatStringId nFormat, TransferableObjectDescriptor& rDesc ) { DataFlavor aFlavor; return( SotExchange::GetFormatDataFlavor( nFormat, aFlavor ) && GetTransferableObjectDescriptor( aFlavor, rDesc ) ); } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::GetTransferableObjectDescriptor( const ::com::sun::star::datatransfer::DataFlavor& rFlavor, TransferableObjectDescriptor& rDesc ) { SotStorageStreamRef xStm; sal_Bool bRet = GetSotStorageStream( rFlavor, xStm ); if( bRet ) { *xStm >> rDesc; bRet = ( xStm->GetError() == ERRCODE_NONE ); } return bRet; } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::GetINetBookmark( SotFormatStringId nFormat, INetBookmark& rBmk ) { DataFlavor aFlavor; return( SotExchange::GetFormatDataFlavor( nFormat, aFlavor ) && GetINetBookmark( aFlavor, rBmk ) ); } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::GetINetBookmark( const ::com::sun::star::datatransfer::DataFlavor& rFlavor, INetBookmark& rBmk ) { const SotFormatStringId nFormat = SotExchange::GetFormat( rFlavor ); sal_Bool bRet = sal_False; switch( nFormat ) { case( SOT_FORMATSTR_ID_SOLK ): case( SOT_FORMATSTR_ID_UNIFORMRESOURCELOCATOR ): { String aString; if( GetString( rFlavor, aString ) ) { if( SOT_FORMATSTR_ID_UNIFORMRESOURCELOCATOR == nFormat ) { rBmk = INetBookmark( aString, aString ); bRet = sal_True; } else { String aURL, aDesc; sal_uInt16 nStart = aString.Search( '@' ), nLen = (sal_uInt16) aString.ToInt32(); if( !nLen && aString.GetChar( 0 ) != '0' ) { DBG_WARNING( "SOLK: 1. len=0" ) } if( nStart == STRING_NOTFOUND || nLen > aString.Len() - nStart - 3 ) { DBG_WARNING( "SOLK: 1. illegal start or wrong len" ) } aURL = aString.Copy( nStart + 1, nLen ); aString.Erase( 0, nStart + 1 + nLen ); nStart = aString.Search( '@' ); nLen = (sal_uInt16) aString.ToInt32(); if( !nLen && aString.GetChar( 0 ) != '0' ) { DBG_WARNING( "SOLK: 2. len=0" ) } if( nStart == STRING_NOTFOUND || nLen > aString.Len() - nStart - 1 ) { DBG_WARNING( "SOLK: 2. illegal start or wrong len" ) } aDesc = aString.Copy( nStart+1, nLen ); rBmk = INetBookmark( aURL, aDesc ); bRet = sal_True; } } } break; case( SOT_FORMATSTR_ID_NETSCAPE_BOOKMARK ): { Sequence< sal_Int8 > aSeq; if( GetSequence( rFlavor, aSeq ) && ( 2048 == aSeq.getLength() ) ) { rBmk = INetBookmark( String( (sal_Char*) aSeq.getConstArray(), gsl_getSystemTextEncoding() ), String( (sal_Char*) aSeq.getConstArray() + 1024, gsl_getSystemTextEncoding() ) ); bRet = sal_True; } } break; #ifdef WNT case SOT_FORMATSTR_ID_FILEGRPDESCRIPTOR: { Sequence< sal_Int8 > aSeq; if( GetSequence( rFlavor, aSeq ) && aSeq.getLength() ) { FILEGROUPDESCRIPTOR* pFDesc = (FILEGROUPDESCRIPTOR*) aSeq.getConstArray(); if( pFDesc->cItems ) { ByteString aDesc( pFDesc->fgd[ 0 ].cFileName ); rtl_TextEncoding eTextEncoding = gsl_getSystemTextEncoding(); if( ( aDesc.Len() > 4 ) && aDesc.Copy( aDesc.Len() - 4 ).EqualsIgnoreCaseAscii( ".URL" ) ) { SvStream* pStream = ::utl::UcbStreamHelper::CreateStream( INetURLObject( String( aDesc, eTextEncoding ) ).GetMainURL(), STREAM_STD_READ ); if( !pStream || pStream->GetError() ) { DataFlavor aFileContentFlavor; aSeq.realloc( 0 ); delete pStream; if( SotExchange::GetFormatDataFlavor( SOT_FORMATSTR_ID_FILECONTENT, aFileContentFlavor ) && GetSequence( aFileContentFlavor, aSeq ) && aSeq.getLength() ) { pStream = new SvMemoryStream( (sal_Char*) aSeq.getConstArray(), aSeq.getLength(), STREAM_STD_READ ); } else pStream = NULL; } if( pStream ) { ByteString aLine; sal_Bool bSttFnd = sal_False; while( pStream->ReadLine( aLine ) ) { if( aLine.EqualsIgnoreCaseAscii( "[InternetShortcut]" ) ) bSttFnd = sal_True; else if( bSttFnd && aLine.Copy( 0, 4 ).EqualsIgnoreCaseAscii( "URL=" ) ) { rBmk = INetBookmark( String( aLine.Erase( 0, 4 ), eTextEncoding ), String( aDesc.Erase( aDesc.Len() - 4 ), eTextEncoding ) ); bRet = sal_True; break; } } delete pStream; } } } } } break; #endif default: break; } return bRet; } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::GetINetImage( SotFormatStringId nFormat, INetImage& rINtImg ) { DataFlavor aFlavor; return( SotExchange::GetFormatDataFlavor( nFormat, aFlavor ) && GetINetImage( aFlavor, rINtImg ) ); } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::GetINetImage( const ::com::sun::star::datatransfer::DataFlavor& rFlavor, INetImage& rINtImg ) { SotStorageStreamRef xStm; sal_Bool bRet = GetSotStorageStream( rFlavor, xStm ); if( bRet ) bRet = rINtImg.Read( *xStm, SotExchange::GetFormat( rFlavor ) ); return bRet; } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::GetFileList( SotFormatStringId nFormat, FileList& rFileList ) { DataFlavor aFlavor; return( SotExchange::GetFormatDataFlavor( nFormat, aFlavor ) && GetFileList( aFlavor, rFileList ) ); } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::GetFileList( const ::com::sun::star::datatransfer::DataFlavor& rFlavor, FileList& rFileList ) { SotStorageStreamRef xStm; sal_Bool bRet = GetSotStorageStream( rFlavor, xStm ); if( bRet ) bRet = ERRCODE_NONE == ( *xStm >> rFileList ).GetError(); return bRet; } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::GetSequence( SotFormatStringId nFormat, Sequence< sal_Int8 >& rSeq ) { DataFlavor aFlavor; return( SotExchange::GetFormatDataFlavor( nFormat, aFlavor ) && GetSequence( aFlavor, rSeq ) ); } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::GetSequence( const DataFlavor& rFlavor, Sequence< sal_Int8 >& rSeq ) { const Any aAny( GetAny( rFlavor ) ); return( aAny.hasValue() && ( aAny >>= rSeq ) ); } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::GetSotStorageStream( SotFormatStringId nFormat, SotStorageStreamRef& rxStream ) { DataFlavor aFlavor; return( SotExchange::GetFormatDataFlavor( nFormat, aFlavor ) && GetSotStorageStream( aFlavor, rxStream ) ); } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::GetSotStorageStream( const DataFlavor& rFlavor, SotStorageStreamRef& rxStream ) { Sequence< sal_Int8 > aSeq; sal_Bool bRet = GetSequence( rFlavor, aSeq ); if( bRet ) { rxStream = new SotStorageStream( String() ); rxStream->Write( aSeq.getConstArray(), aSeq.getLength() ); rxStream->Seek( 0 ); } return bRet; } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::GetInterface( SotFormatStringId nFormat, Reference< XInterface >& rIf ) { DataFlavor aFlavor; return( SotExchange::GetFormatDataFlavor( nFormat, aFlavor ) && GetInterface( aFlavor, rIf ) ); } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::GetInterface( const DataFlavor& rFlavor, Reference< XInterface >& rIf ) { const Any aAny( GetAny( rFlavor ) ); return( aAny.hasValue() && ( aAny >>= rIf ) ); } // ----------------------------------------------------------------------------- TransferableDataHelper TransferableDataHelper::CreateFromSystemClipboard() { Reference< XClipboard > xClipboard( TransferableHelper::GetSystemClipboard() ); TransferableDataHelper aRet; if( xClipboard.is() ) { try { Reference< XTransferable > xTransferable( xClipboard->getContents() ); if( xTransferable.is() ) { aRet = TransferableDataHelper( xTransferable ); aRet.mxClipboard = xClipboard; } } catch( const ::com::sun::star::uno::Exception& ) { DBG_ERROR( "Could not get clipboard content" ); } } return aRet; } // ----------------------------------------------------------------------------- sal_Bool TransferableDataHelper::IsEqual( const ::com::sun::star::datatransfer::DataFlavor& rFlavor1, const ::com::sun::star::datatransfer::DataFlavor& rFlavor2, sal_Bool bCompareParameters ) { if( sal_True/*bCompareParameters*/ ) return( rFlavor1.MimeType == rFlavor2.MimeType ); else return( String( rFlavor1.MimeType ).GetToken( 0, ';' ) == String( rFlavor2.MimeType ).GetToken( 0, ';' ) ); }