diff options
Diffstat (limited to 'dtrans/source/X11/X11_selection.cxx')
| -rw-r--r-- | dtrans/source/X11/X11_selection.cxx | 4050 |
1 files changed, 0 insertions, 4050 deletions
diff --git a/dtrans/source/X11/X11_selection.cxx b/dtrans/source/X11/X11_selection.cxx deleted file mode 100644 index 21030a220917..000000000000 --- a/dtrans/source/X11/X11_selection.cxx +++ /dev/null @@ -1,4050 +0,0 @@ -/************************************************************************* - * - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * Copyright 2008 by Sun Microsystems, Inc. - * - * OpenOffice.org - a multi-platform office productivity suite - * - * $RCSfile: X11_selection.cxx,v $ - * $Revision: 1.85 $ - * - * This file is part of OpenOffice.org. - * - * OpenOffice.org is free software: you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License version 3 - * only, as published by the Free Software Foundation. - * - * OpenOffice.org 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 version 3 for more details - * (a copy is included in the LICENSE file that accompanied this code). - * - * You should have received a copy of the GNU Lesser General Public License - * version 3 along with OpenOffice.org. If not, see - * <http://www.openoffice.org/license.html> - * for a copy of the LGPLv3 License. - * - ************************************************************************/ - -// MARKER(update_precomp.py): autogen include statement, do not remove -#include "precompiled_dtrans.hxx" - -#include <unistd.h> -#include <stdio.h> -#include <string.h> -#include <sys/time.h> -#include <X11/Xatom.h> -#include <X11/keysym.h> -#include <X11/Xlib.h> -#include <X11/X.h> -#include <X11/Xutil.h> -#if defined(LINUX) || defined(NETBSD) || defined (FREEBSD) -#include <sys/poll.h> -#else -#include <poll.h> -#endif -#include <sal/alloca.h> - -#include <X11_selection.hxx> -#include <X11_clipboard.hxx> -#include <X11_transferable.hxx> -#include <X11_dndcontext.hxx> -#include <bmp.hxx> - -// pointer bitmaps -#include <copydata_curs.h> -#include <copydata_mask.h> -#include <movedata_curs.h> -#include <movedata_mask.h> -#include <linkdata_curs.h> -#include <linkdata_mask.h> -#include <nodrop_curs.h> -#include <nodrop_mask.h> -#include <com/sun/star/datatransfer/dnd/DNDConstants.hpp> -#include <com/sun/star/awt/MouseEvent.hpp> -#include <com/sun/star/awt/MouseButton.hpp> -#include <rtl/tencinfo.h> -#ifndef OSL_PROCESS_H -#include <osl/process.h> -#endif - -#define DRAG_EVENT_MASK ButtonPressMask |\ - ButtonReleaseMask |\ - PointerMotionMask |\ - EnterWindowMask |\ - LeaveWindowMask - -using namespace com::sun::star::datatransfer; -using namespace com::sun::star::datatransfer::dnd; -using namespace com::sun::star::lang; -using namespace com::sun::star::awt; -using namespace com::sun::star::uno; -using namespace cppu; -using namespace osl; -using namespace rtl; - -using namespace x11; - -// stubs to satisfy solaris compiler's rather rigid linking warning -extern "C" -{ - static void call_SelectionManager_run( void * pMgr ) - { - SelectionManager::run( pMgr ); - } - - static void call_SelectionManager_runDragExecute( void * pMgr ) - { - SelectionManager::runDragExecute( pMgr ); - } -} - - -static const long nXdndProtocolRevision = 5; - -// mapping between mime types (or what the office thinks of mime types) -// and X convention types -struct NativeTypeEntry -{ - Atom nAtom; - const char* pType; // Mime encoding on our side - const char* pNativeType; // string corresponding to nAtom for the case of nAtom being uninitialized - int nFormat; // the corresponding format -}; - -// the convention for Xdnd is mime types as specified by the corresponding -// RFC's with the addition that text/plain without charset tag contains iso8859-1 -// sadly some applications (e.g. gtk) do not honor the mimetype only rule, -// so for compatibility add UTF8_STRING -static NativeTypeEntry aXdndConversionTab[] = -{ - { 0, "text/plain;charset=iso8859-1", "text/plain", 8 }, - { 0, "text/plain;charset=utf-8", "UTF8_STRING", 8 } -}; - -// for clipboard and primary selections there is only a convention for text -// that the encoding name of the text is taken as type in all capitalized letters -static NativeTypeEntry aNativeConversionTab[] = -{ - { 0, "text/plain;charset=utf-16", "ISO10646-1", 16 }, - { 0, "text/plain;charset=utf-8", "UTF8_STRING", 8 }, - { 0, "text/plain;charset=utf-8", "UTF-8", 8 }, - { 0, "text/plain;charset=utf-8", "text/plain;charset=UTF-8", 8 }, - // ISO encodings - { 0, "text/plain;charset=iso8859-2", "ISO8859-2", 8 }, - { 0, "text/plain;charset=iso8859-3", "ISO8859-3", 8 }, - { 0, "text/plain;charset=iso8859-4", "ISO8859-4", 8 }, - { 0, "text/plain;charset=iso8859-5", "ISO8859-5", 8 }, - { 0, "text/plain;charset=iso8859-6", "ISO8859-6", 8 }, - { 0, "text/plain;charset=iso8859-7", "ISO8859-7", 8 }, - { 0, "text/plain;charset=iso8859-8", "ISO8859-8", 8 }, - { 0, "text/plain;charset=iso8859-9", "ISO8859-9", 8 }, - { 0, "text/plain;charset=iso8859-10", "ISO8859-10", 8 }, - { 0, "text/plain;charset=iso8859-13", "ISO8859-13", 8 }, - { 0, "text/plain;charset=iso8859-14", "ISO8859-14", 8 }, - { 0, "text/plain;charset=iso8859-15", "ISO8859-15", 8 }, - // asian encodings - { 0, "text/plain;charset=jisx0201.1976-0", "JISX0201.1976-0", 8 }, - { 0, "text/plain;charset=jisx0208.1983-0", "JISX0208.1983-0", 8 }, - { 0, "text/plain;charset=jisx0208.1990-0", "JISX0208.1990-0", 8 }, - { 0, "text/plain;charset=jisx0212.1990-0", "JISX0212.1990-0", 8 }, - { 0, "text/plain;charset=gb2312.1980-0", "GB2312.1980-0", 8 }, - { 0, "text/plain;charset=ksc5601.1992-0", "KSC5601.1992-0", 8 }, - // eastern european encodings - { 0, "text/plain;charset=koi8-r", "KOI8-R", 8 }, - { 0, "text/plain;charset=koi8-u", "KOI8-U", 8 }, - // String (== iso8859-1) - { XA_STRING, "text/plain;charset=iso8859-1", "STRING", 8 }, - // special for compound text - { 0, "text/plain;charset=compound_text", "COMPOUND_TEXT", 8 }, - - // PIXMAP - { XA_PIXMAP, "image/bmp", "PIXMAP", 32 } -}; - -rtl_TextEncoding x11::getTextPlainEncoding( const OUString& rMimeType ) -{ - rtl_TextEncoding aEncoding = RTL_TEXTENCODING_DONTKNOW; - OUString aMimeType( rMimeType.toAsciiLowerCase() ); - sal_Int32 nIndex = 0; - if( aMimeType.getToken( 0, ';', nIndex ).equalsAsciiL( "text/plain" , 10 ) ) - { - if( aMimeType.getLength() == 10 ) // only "text/plain" - aEncoding = RTL_TEXTENCODING_ISO_8859_1; - else - { - while( nIndex != -1 ) - { - OUString aToken = aMimeType.getToken( 0, ';', nIndex ); - sal_Int32 nPos = 0; - if( aToken.getToken( 0, '=', nPos ).equalsAsciiL( "charset", 7 ) ) - { - OString aEncToken = OUStringToOString( aToken.getToken( 0, '=', nPos ), RTL_TEXTENCODING_ISO_8859_1 ); - aEncoding = rtl_getTextEncodingFromUnixCharset( aEncToken.getStr() ); - if( aEncoding == RTL_TEXTENCODING_DONTKNOW ) - { - if( aEncToken.equalsIgnoreAsciiCase( "utf-8" ) ) - aEncoding = RTL_TEXTENCODING_UTF8; - } - if( aEncoding != RTL_TEXTENCODING_DONTKNOW ) - break; - } - } - } - } -#if OSL_DEBUG_LEVEL > 1 - if( aEncoding == RTL_TEXTENCODING_DONTKNOW ) - fprintf( stderr, "getTextPlainEncoding( %s ) failed\n", OUStringToOString( rMimeType, RTL_TEXTENCODING_ISO_8859_1 ).getStr() ); -#endif - return aEncoding; -} - -// ------------------------------------------------------------------------ - -::std::hash_map< OUString, SelectionManager*, OUStringHash >& SelectionManager::getInstances() -{ - static ::std::hash_map< OUString, SelectionManager*, OUStringHash > aInstances; - return aInstances; -} - -// ------------------------------------------------------------------------ - -SelectionManager::SelectionManager() : - m_nIncrementalThreshold( 15*1024 ), - m_pDisplay( NULL ), - m_aThread( NULL ), - m_aDragExecuteThread( NULL ), - m_aWindow( None ), - m_nSelectionTimeout( 0 ), - m_nSelectionTimestamp( CurrentTime ), - m_aCurrentDropWindow( None ), - m_bDropWaitingForCompletion( false ), - m_aDropWindow( None ), - m_aDropProxy( None ), - m_aDragSourceWindow( None ), - m_nNoPosX( 0 ), - m_nNoPosY( 0 ), - m_nNoPosWidth( 0 ), - m_nNoPosHeight( 0 ), - m_bLastDropAccepted( false ), - m_bDropSuccess( false ), - m_bDropSent( false ), - m_bWaitingForPrimaryConversion( false ), - m_aMoveCursor( None ), - m_aCopyCursor( None ), - m_aLinkCursor( None ), - m_aNoneCursor( None ), - m_aCurrentCursor( None ), - m_nCurrentProtocolVersion( nXdndProtocolRevision ) -{ - m_aDropEnterEvent.data.l[0] = None; - m_bDropEnterSent = true; - m_aDragRunning.reset(); -} - -Cursor SelectionManager::createCursor( const char* pPointerData, const char* pMaskData, int width, int height, int hotX, int hotY ) -{ - Pixmap aPointer; - Pixmap aMask; - XColor aBlack, aWhite; - - aBlack.pixel = BlackPixel( m_pDisplay, 0 ); - aBlack.red = aBlack.green = aBlack.blue = 0; - aBlack.flags = DoRed | DoGreen | DoBlue; - - aWhite.pixel = WhitePixel( m_pDisplay, 0 ); - aWhite.red = aWhite.green = aWhite.blue = 0xffff; - aWhite.flags = DoRed | DoGreen | DoBlue; - - aPointer = - XCreateBitmapFromData( m_pDisplay, - m_aWindow, - pPointerData, - width, - height ); - aMask - = XCreateBitmapFromData( m_pDisplay, - m_aWindow, - pMaskData, - width, - height ); - Cursor aCursor = - XCreatePixmapCursor( m_pDisplay, aPointer, aMask, - &aBlack, &aWhite, - hotX, - hotY ); - XFreePixmap( m_pDisplay, aPointer ); - XFreePixmap( m_pDisplay, aMask ); - - return aCursor; -} - -void SelectionManager::initialize( const Sequence< Any >& arguments ) throw (::com::sun::star::uno::Exception) -{ - MutexGuard aGuard(m_aMutex); - - if( ! m_xDisplayConnection.is() ) - { - /* - * first argument must be a ::com::sun::star::awt::XDisplayConnection - * from this we will get the XEvents of the vcl event loop by - * registering us as XEventHandler on it. - * - * implementor's note: - * <RANT> - * Because XDND implementations send their ClientMessage events with - * XSendEvent and event mask 0 (which is perfectly sensible) - * these events get only sent to the connection that created - * the window in question: the vcl display. - * - * So this whole service should be implemented in vcl where - * it belongs. But as usual the dogmatics win and the dogma says: - * "vcl bad, service good". So instead of making vcl a service - * providing library we make a new one that is "independent" of vcl, - * because it is not linked against it and dispatch every event of - * the vcl event loop to here via uno mechanisms (that is copying it, - * locking and unlocking mutexes). Well, the user has fast computers - * these days, so why do we need performance where more memory and - * a faster CPU will do the job ? - * And that is why this runs under the title: - * How NOT to implement a service - * or the victory of dogma over common sense. - * </RANT> - */ - if( arguments.getLength() > 0 ) - arguments.getConstArray()[0] >>= m_xDisplayConnection; - if( ! m_xDisplayConnection.is() ) - { -#if 0 - // for the time being try to live without XDisplayConnection - // for the sake of clipboard service - // clipboard service should be initialized with a XDisplayConnection - // in the future - Exception aExc; - aExc.Message = OUString::createFromAscii( "initialize me with a valid XDisplayConnection" ); - aExc.Context = static_cast< OWeakObject* >(this); - throw aExc; -#endif - } - else - m_xDisplayConnection->addEventHandler( Any(), this, ~0 ); - } - - if( !m_xBitmapConverter.is() ) - { - if( arguments.getLength() > 2 ) - arguments.getConstArray()[2] >>= m_xBitmapConverter; - } - - int nParams = osl_getCommandArgCount(); - OUString aParam; - bool bIsHeadless = false; - for( int i = 0; i < nParams; i++ ) - { - osl_getCommandArg( i, &aParam.pData ); - if( aParam.equalsAscii( "-headless" ) ) - { - bIsHeadless = true; - break; - } - } - - if( ! m_pDisplay && ! bIsHeadless ) - { - OUString aUDisplay; - if( m_xDisplayConnection.is() ) - { - Any aIdentifier; - aIdentifier = m_xDisplayConnection->getIdentifier(); - aIdentifier >>= aUDisplay; - } - - OString aDisplayName( OUStringToOString( aUDisplay, RTL_TEXTENCODING_ISO_8859_1 ) ); - - m_pDisplay = XOpenDisplay( aDisplayName.getLength() ? aDisplayName.getStr() : NULL ); - - if( m_pDisplay ) - { -#ifdef SYNCHRONIZE - XSynchronize( m_pDisplay, True ); -#endif - // clipboard selection - m_nCLIPBOARDAtom = getAtom( OUString::createFromAscii( "CLIPBOARD" ) ); - - // special targets - m_nTARGETSAtom = getAtom( OUString::createFromAscii( "TARGETS" ) ); - m_nTIMESTAMPAtom = getAtom( OUString::createFromAscii( "TIMESTAMP" ) ); - m_nTEXTAtom = getAtom( OUString::createFromAscii( "TEXT" ) ); - m_nINCRAtom = getAtom( OUString::createFromAscii( "INCR" ) ); - m_nCOMPOUNDAtom = getAtom( OUString::createFromAscii( "COMPOUND_TEXT" ) ); - m_nMULTIPLEAtom = getAtom( OUString::createFromAscii( "MULTIPLE" ) ); - m_nUTF16Atom = getAtom( OUString::createFromAscii( "ISO10646-1" ) ); -// m_nUTF16Atom = getAtom( OUString::createFromAscii( "text/plain;charset=ISO-10646-UCS-2" ) ); - m_nImageBmpAtom = getAtom( OUString::createFromAscii( "image/bmp" ) ); - - // Atoms for Xdnd protocol - m_nXdndAware = getAtom( OUString::createFromAscii( "XdndAware" ) ); - m_nXdndEnter = getAtom( OUString::createFromAscii( "XdndEnter" ) ); - m_nXdndLeave = getAtom( OUString::createFromAscii( "XdndLeave" ) ); - m_nXdndPosition = getAtom( OUString::createFromAscii( "XdndPosition" ) ); - m_nXdndStatus = getAtom( OUString::createFromAscii( "XdndStatus" ) ); - m_nXdndDrop = getAtom( OUString::createFromAscii( "XdndDrop" ) ); - m_nXdndFinished = getAtom( OUString::createFromAscii( "XdndFinished" ) ); - m_nXdndSelection = getAtom( OUString::createFromAscii( "XdndSelection" ) ); - m_nXdndTypeList = getAtom( OUString::createFromAscii( "XdndTypeList" ) ); - m_nXdndProxy = getAtom( OUString::createFromAscii( "XdndProxy" ) ); - m_nXdndActionCopy = getAtom( OUString::createFromAscii( "XdndActionCopy" ) ); - m_nXdndActionMove = getAtom( OUString::createFromAscii( "XdndActionMove" ) ); - m_nXdndActionLink = getAtom( OUString::createFromAscii( "XdndActionLink" ) ); - m_nXdndActionAsk = getAtom( OUString::createFromAscii( "XdndActionAsk" ) ); - m_nXdndActionPrivate= getAtom( OUString::createFromAscii( "XdndActionPrivate" ) ); - - // initialize map with member none - m_aAtomToString[ 0 ]= OUString::createFromAscii( "None" ); - m_aAtomToString[ XA_PRIMARY ] = OUString::createFromAscii( "PRIMARY" ); - - // create a (invisible) message window - m_aWindow = XCreateSimpleWindow( m_pDisplay, DefaultRootWindow( m_pDisplay ), - 10, 10, 10, 10, 0, 0, 1 ); - - // initialize threshold for incremetal transfers - // ICCCM says it should be smaller that the max request size - // which in turn is guaranteed to be at least 16k bytes - m_nIncrementalThreshold = XMaxRequestSize( m_pDisplay ) - 1024; - - if( m_aWindow ) - { - // initialize default cursors - m_aMoveCursor = createCursor( movedata_curs_bits, - movedata_mask_bits, - movedata_curs_width, - movedata_curs_height, - movedata_curs_x_hot, - movedata_curs_y_hot ); - m_aCopyCursor = createCursor( copydata_curs_bits, - copydata_mask_bits, - copydata_curs_width, - copydata_curs_height, - copydata_curs_x_hot, - copydata_curs_y_hot ); - m_aLinkCursor = createCursor( linkdata_curs_bits, - linkdata_mask_bits, - linkdata_curs_width, - linkdata_curs_height, - linkdata_curs_x_hot, - linkdata_curs_y_hot ); - m_aNoneCursor = createCursor( nodrop_curs_bits, - nodrop_mask_bits, - nodrop_curs_width, - nodrop_curs_height, - nodrop_curs_x_hot, - nodrop_curs_y_hot ); - - - - - // just interested in SelectionClear/Notify/Request and PropertyChange - XSelectInput( m_pDisplay, m_aWindow, PropertyChangeMask ); - // create the transferable for Drag operations - m_xDropTransferable = new X11Transferable( *this, static_cast< OWeakObject* >(this), m_nXdndSelection ); - registerHandler( m_nXdndSelection, *this ); - - m_aThread = osl_createSuspendedThread( call_SelectionManager_run, this ); - if( m_aThread ) - osl_resumeThread( m_aThread ); -#if OSL_DEBUG_LEVEL > 1 - else - fprintf( stderr, "SelectionManager::initialize: creation of dispatch thread failed !\n" ); -#endif - } - } - } -} - -// ------------------------------------------------------------------------ - -SelectionManager::~SelectionManager() -{ -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "SelectionManager::~SelectionManager (%s)\n", m_pDisplay ? DisplayString(m_pDisplay) : "no display" ); -#endif - { - MutexGuard aGuard( *Mutex::getGlobalMutex() ); - - ::std::hash_map< OUString, SelectionManager*, OUStringHash >::iterator it; - for( it = getInstances().begin(); it != getInstances().end(); ++it ) - if( it->second == this ) - { - getInstances().erase( it ); - break; - } - } - - if( m_aThread ) - { - osl_terminateThread( m_aThread ); - osl_joinWithThread( m_aThread ); - osl_destroyThread( m_aThread ); - } - - if( m_aDragExecuteThread ) - { - osl_terminateThread( m_aDragExecuteThread ); - osl_joinWithThread( m_aDragExecuteThread ); - m_aDragExecuteThread = NULL; - // thread handle is freed in dragDoDispatch() - } - - MutexGuard aGuard(m_aMutex); - -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "shutting down SelectionManager\n" ); -#endif - - if( m_xDisplayConnection.is() ) - { - m_xDisplayConnection->removeEventHandler( Any(), this ); - m_xDisplayConnection.clear(); - } - - if( m_pDisplay ) - { - deregisterHandler( m_nXdndSelection ); - // destroy message window - if( m_aWindow ) - XDestroyWindow( m_pDisplay, m_aWindow ); - // release cursors - if (m_aMoveCursor != None) - XFreeCursor(m_pDisplay, m_aMoveCursor); - if (m_aCopyCursor != None) - XFreeCursor(m_pDisplay, m_aCopyCursor); - if (m_aLinkCursor != None) - XFreeCursor(m_pDisplay, m_aLinkCursor); - if (m_aNoneCursor != None) - XFreeCursor(m_pDisplay, m_aNoneCursor); - - // paranoia setting, the drag thread should have - // done that already - XUngrabPointer( m_pDisplay, CurrentTime ); - XUngrabKeyboard( m_pDisplay, CurrentTime ); - - XCloseDisplay( m_pDisplay ); - } -} - -// ------------------------------------------------------------------------ - -SelectionAdaptor* SelectionManager::getAdaptor( Atom selection ) -{ - ::std::hash_map< Atom, Selection* >::iterator it = - m_aSelections.find( selection ); - return it != m_aSelections.end() ? it->second->m_pAdaptor : NULL; -} - -// ------------------------------------------------------------------------ - -OUString SelectionManager::convertFromCompound( const char* pText, int nLen ) -{ - MutexGuard aGuard( m_aMutex ); - OUString aRet; - if( nLen < 0 ) - nLen = strlen( pText ); - - char** pTextList = NULL; - int nTexts = 0; - - XTextProperty aProp; - aProp.value = (unsigned char*)pText; - aProp.encoding = m_nCOMPOUNDAtom; - aProp.format = 8; - aProp.nitems = nLen; - XmbTextPropertyToTextList( m_pDisplay, - &aProp, - &pTextList, - &nTexts ); - rtl_TextEncoding aEncoding = osl_getThreadTextEncoding(); - for( int i = 0; i < nTexts; i++ ) - aRet += OStringToOUString( pTextList[i], aEncoding ); - - if( pTextList ) - XFreeStringList( pTextList ); - - return aRet; -} - -// ------------------------------------------------------------------------ - -OString SelectionManager::convertToCompound( const OUString& rText ) -{ - MutexGuard aGuard( m_aMutex ); - XTextProperty aProp; - aProp.value = NULL; - aProp.encoding = XA_STRING; - aProp.format = 8; - aProp.nitems = 0; - - OString aRet( rText.getStr(), rText.getLength(), osl_getThreadTextEncoding() ); - char* pT = const_cast<char*>(aRet.getStr()); - - XmbTextListToTextProperty( m_pDisplay, - &pT, - 1, - XCompoundTextStyle, - &aProp ); - if( aProp.value ) - { - aRet = (char*)aProp.value; - XFree( aProp.value ); -#ifdef SOLARIS - /* #97070# - * for currently unknown reasons XmbTextListToTextProperty on Solaris returns - * no data in ISO8859-n encodings (at least for n = 1, 15) - * in these encodings the directly converted text does the - * trick, also. - */ - if( ! aRet.getLength() && rText.getLength() ) - aRet = OUStringToOString( rText, osl_getThreadTextEncoding() ); -#endif - } - else - aRet = OString(); - - return aRet; -} - -// ------------------------------------------------------------------------ - -bool SelectionManager::convertData( - const Reference< XTransferable >& xTransferable, - Atom nType, - Atom nSelection, - int& rFormat, - Sequence< sal_Int8 >& rData ) -{ - bool bSuccess = false; - - if( ! xTransferable.is() ) - return bSuccess; - - try - { - - DataFlavor aFlavor; - aFlavor.MimeType = convertTypeFromNative( nType, nSelection, rFormat ); - - sal_Int32 nIndex = 0; - if( aFlavor.MimeType.getToken( 0, ';', nIndex ).compareToAscii( "text/plain" ) == 0 ) - { - if( aFlavor.MimeType.getToken( 0, ';', nIndex ).compareToAscii( "charset=utf-16" ) == 0 ) - aFlavor.DataType = getCppuType( (OUString *) 0 ); - else - aFlavor.DataType = getCppuType( (Sequence< sal_Int8 >*)0 ); - } - else - aFlavor.DataType = getCppuType( (Sequence< sal_Int8 >*)0 ); - - if( xTransferable->isDataFlavorSupported( aFlavor ) ) - { - Any aValue( xTransferable->getTransferData( aFlavor ) ); - if( aValue.getValueTypeClass() == TypeClass_STRING ) - { - OUString aString; - aValue >>= aString; - rData = Sequence< sal_Int8 >( (sal_Int8*)aString.getStr(), aString.getLength() * sizeof( sal_Unicode ) ); - bSuccess = true; - } - else if( aValue.getValueType() == getCppuType( (Sequence< sal_Int8 >*)0 ) ) - { - aValue >>= rData; - bSuccess = true; - } - } - else if( aFlavor.MimeType.compareToAscii( "text/plain", 10 ) == 0 ) - { - rtl_TextEncoding aEncoding = RTL_TEXTENCODING_DONTKNOW; - bool bCompoundText = false; - if( nType == m_nCOMPOUNDAtom ) - bCompoundText = true; - else - aEncoding = getTextPlainEncoding( aFlavor.MimeType ); - if( aEncoding != RTL_TEXTENCODING_DONTKNOW || bCompoundText ) - { - aFlavor.MimeType = OUString::createFromAscii( "text/plain;charset=utf-16" ); - aFlavor.DataType = getCppuType( (OUString *) 0 ); - if( xTransferable->isDataFlavorSupported( aFlavor ) ) - { - Any aValue( xTransferable->getTransferData( aFlavor ) ); - OUString aString; - aValue >>= aString; - OString aByteString( bCompoundText ? convertToCompound( aString ) : OUStringToOString( aString, aEncoding ) ); - rData = Sequence< sal_Int8 >( (sal_Int8*)aByteString.getStr(), aByteString.getLength() * sizeof( sal_Char ) ); - bSuccess = true; - } - } - } - } - // various exceptions possible ... which all lead to a failed conversion - // so simplify here to a catch all - catch(...) - { - } - - return bSuccess; -} - -// ------------------------------------------------------------------------ - -SelectionManager& SelectionManager::get( const OUString& rDisplayName ) -{ - MutexGuard aGuard( *Mutex::getGlobalMutex() ); - - OUString aDisplayName( rDisplayName ); - if( ! aDisplayName.getLength() ) - aDisplayName = OStringToOUString( getenv( "DISPLAY" ), RTL_TEXTENCODING_ISO_8859_1 ); - SelectionManager* pInstance = NULL; - - ::std::hash_map< OUString, SelectionManager*, OUStringHash >::iterator it = getInstances().find( aDisplayName ); - if( it != getInstances().end() ) - pInstance = it->second; - else pInstance = getInstances()[ aDisplayName ] = new SelectionManager(); - - return *pInstance; -} - -// ------------------------------------------------------------------------ - -const OUString& SelectionManager::getString( Atom aAtom ) -{ - MutexGuard aGuard(m_aMutex); - - ::std::hash_map< Atom, OUString >::const_iterator it; - if( ( it = m_aAtomToString.find( aAtom ) ) == m_aAtomToString.end() ) - { - static OUString aEmpty; - char* pAtom = m_pDisplay ? XGetAtomName( m_pDisplay, aAtom ) : NULL; - if( ! pAtom ) - return aEmpty; - OUString aString( OStringToOUString( pAtom, RTL_TEXTENCODING_ISO_8859_1 ) ); - XFree( pAtom ); - m_aStringToAtom[ aString ] = aAtom; - m_aAtomToString[ aAtom ] = aString; - } - return m_aAtomToString[ aAtom ]; -} - -// ------------------------------------------------------------------------ - -Atom SelectionManager::getAtom( const OUString& rString ) -{ - MutexGuard aGuard(m_aMutex); - - ::std::hash_map< OUString, Atom, OUStringHash >::const_iterator it; - if( ( it = m_aStringToAtom.find( rString ) ) == m_aStringToAtom.end() ) - { - static Atom nNoDisplayAtoms = 1; - Atom aAtom = m_pDisplay ? XInternAtom( m_pDisplay, OUStringToOString( rString, RTL_TEXTENCODING_ISO_8859_1 ), False ) : nNoDisplayAtoms++; - m_aStringToAtom[ rString ] = aAtom; - m_aAtomToString[ aAtom ] = rString; - } - return m_aStringToAtom[ rString ]; -} - -// ------------------------------------------------------------------------ - -bool SelectionManager::requestOwnership( Atom selection ) -{ - bool bSuccess = false; - if( m_pDisplay && m_aWindow ) - { - MutexGuard aGuard(m_aMutex); - - SelectionAdaptor* pAdaptor = getAdaptor( selection ); - if( pAdaptor ) - { - XSetSelectionOwner( m_pDisplay, selection, m_aWindow, CurrentTime ); - if( XGetSelectionOwner( m_pDisplay, selection ) == m_aWindow ) - bSuccess = true; -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "%s ownership for selection %s\n", - bSuccess ? "acquired" : "failed to acquire", - OUStringToOString( getString( selection ), RTL_TEXTENCODING_ISO_8859_1 ).getStr() ); -#endif - Selection* pSel = m_aSelections[ selection ]; - pSel->m_bOwner = bSuccess; - delete pSel->m_pPixmap; - pSel->m_pPixmap = NULL; - pSel->m_nOrigTimestamp = m_nSelectionTimestamp; - } -#if OSL_DEBUG_LEVEL > 1 - else - fprintf( stderr, "no adaptor for selection %s\n", - OUStringToOString( getString( selection ), RTL_TEXTENCODING_ISO_8859_1 ).getStr() ); - - if( pAdaptor->getTransferable().is() ) - { - Sequence< DataFlavor > aTypes = pAdaptor->getTransferable()->getTransferDataFlavors(); - for( int i = 0; i < aTypes.getLength(); i++ ) - { - fprintf( stderr, " %s\n", OUStringToOString( aTypes.getConstArray()[i].MimeType, RTL_TEXTENCODING_ISO_8859_1 ).getStr() ); - } - } -#endif - } - return bSuccess; -} - -// ------------------------------------------------------------------------ - -void SelectionManager::convertTypeToNative( const OUString& rType, Atom selection, int& rFormat, ::std::list< Atom >& rConversions, bool bPushFront ) -{ - NativeTypeEntry* pTab = selection == m_nXdndSelection ? aXdndConversionTab : aNativeConversionTab; - int nTabEntries = selection == m_nXdndSelection - ? sizeof(aXdndConversionTab)/sizeof(aXdndConversionTab[0]) : - sizeof(aNativeConversionTab)/sizeof(aNativeConversionTab[0]); - - OString aType( OUStringToOString( rType, RTL_TEXTENCODING_ISO_8859_1 ) ); - rFormat = 0; - for( int i = 0; i < nTabEntries; i++ ) - { - if( aType.equalsIgnoreAsciiCase( pTab[i].pType ) ) - { - if( ! pTab[i].nAtom ) - pTab[i].nAtom = getAtom( OStringToOUString( pTab[i].pNativeType, RTL_TEXTENCODING_ISO_8859_1 ) ); - rFormat = pTab[i].nFormat; - if( bPushFront ) - rConversions.push_front( pTab[i].nAtom ); - else - rConversions.push_back( pTab[i].nAtom ); - if( pTab[i].nFormat == XA_PIXMAP ) - { - if( bPushFront ) - { - rConversions.push_front( XA_VISUALID ); - rConversions.push_front( XA_COLORMAP ); - } - else - { - rConversions.push_back( XA_VISUALID ); - rConversions.push_back( XA_COLORMAP ); - } - } - } - } - if( ! rFormat ) - rFormat = 8; // byte buffer - if( bPushFront ) - rConversions.push_front( getAtom( rType ) ); - else - rConversions.push_back( getAtom( rType ) ); -}; - -// ------------------------------------------------------------------------ - -void SelectionManager::getNativeTypeList( const Sequence< DataFlavor >& rTypes, std::list< Atom >& rOutTypeList, Atom targetselection ) -{ - rOutTypeList.clear(); - - int nFormat; - int nFlavors = rTypes.getLength(); - const DataFlavor* pFlavors = rTypes.getConstArray(); - bool bHaveText = false; - for( int i = 0; i < nFlavors; i++ ) - { - if( pFlavors[i].MimeType.compareToAscii( "text/plain", 10 ) == 0) - bHaveText = true; - else - convertTypeToNative( pFlavors[i].MimeType, targetselection, nFormat, rOutTypeList ); - } - if( bHaveText ) - { - if( targetselection != m_nXdndSelection ) - { - // only mimetypes should go into Xdnd type list - rOutTypeList.push_front( XA_STRING ); - rOutTypeList.push_front( m_nCOMPOUNDAtom ); - } - convertTypeToNative( OUString::createFromAscii( "text/plain;charset=utf-8" ), targetselection, nFormat, rOutTypeList, true ); - } - if( targetselection != m_nXdndSelection ) - rOutTypeList.push_back( m_nMULTIPLEAtom ); -} - -// ------------------------------------------------------------------------ - -OUString SelectionManager::convertTypeFromNative( Atom nType, Atom selection, int& rFormat ) -{ - NativeTypeEntry* pTab = selection == m_nXdndSelection ? aXdndConversionTab : aNativeConversionTab; - int nTabEntries = selection == m_nXdndSelection - ? sizeof(aXdndConversionTab)/sizeof(aXdndConversionTab[0]) : - sizeof(aNativeConversionTab)/sizeof(aNativeConversionTab[0]); - - for( int i = 0; i < nTabEntries; i++ ) - { - if( ! pTab[i].nAtom ) - pTab[i].nAtom = getAtom( OStringToOUString( pTab[i].pNativeType, RTL_TEXTENCODING_ISO_8859_1 ) ); - if( nType == pTab[i].nAtom ) - { - rFormat = pTab[i].nFormat; - return OStringToOUString( pTab[i].pType, RTL_TEXTENCODING_ISO_8859_1 ); - } - } - rFormat = 8; - return getString( nType ); -} - -// ------------------------------------------------------------------------ - -bool SelectionManager::getPasteData( Atom selection, Atom type, Sequence< sal_Int8 >& rData ) -{ - ResettableMutexGuard aGuard(m_aMutex); - ::std::hash_map< Atom, Selection* >::iterator it; - bool bSuccess = false; - -#if OSL_DEBUG_LEVEL > 1 - OUString aSelection( getString( selection ) ); - OUString aType( getString( type ) ); - fprintf( stderr, "getPasteData( %s, native: %s )\n", - OUStringToOString( aSelection, RTL_TEXTENCODING_ISO_8859_1 ).getStr(), - OUStringToOString( aType, RTL_TEXTENCODING_ISO_8859_1 ).getStr() - ); -#endif - - if( ! m_pDisplay ) - return false; - - it = m_aSelections.find( selection ); - if( it == m_aSelections.end() ) - return false; - - Window aSelectionOwner = XGetSelectionOwner( m_pDisplay, selection ); - if( aSelectionOwner == None ) - return false; - if( aSelectionOwner == m_aWindow ) - { - // probably bad timing led us here -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "Innere Nabelschau\n" ); -#endif - return false; - } - - // ICCCM recommends to destroy property before convert request unless - // parameters are transported; we do only in case of MULTIPLE, - // so destroy property unless target is MULTIPLE - if( type != m_nMULTIPLEAtom ) - XDeleteProperty( m_pDisplay, m_aWindow, selection ); - - XConvertSelection( m_pDisplay, selection, type, selection, m_aWindow, selection == m_nXdndSelection ? m_nDropTime : CurrentTime ); - it->second->m_eState = Selection::WaitingForResponse; - it->second->m_aRequestedType = type; - it->second->m_aData = Sequence< sal_Int8 >(); - it->second->m_aDataArrived.reset(); - // really start the request; if we don't flush the - // queue the request won't leave it because there are no more - // X calls after this until the data arrived or timeout - XFlush( m_pDisplay ); - - // do a reschedule - struct timeval tv_last, tv_current; - gettimeofday( &tv_last, NULL ); - tv_current = tv_last; - - XEvent aEvent; - do - { - bool bAdjustTime = false; - { - bool bHandle = false; - - if( XCheckTypedEvent( m_pDisplay, - PropertyNotify, - &aEvent - ) ) - { - bHandle = true; - if( aEvent.xproperty.window == m_aWindow - && aEvent.xproperty.atom == selection ) - bAdjustTime = true; - } - else - if( XCheckTypedEvent( m_pDisplay, - SelectionClear, - &aEvent - ) ) - { - bHandle = true; - } - else - if( XCheckTypedEvent( m_pDisplay, - SelectionRequest, - &aEvent - ) ) - bHandle = true; - else - if( XCheckTypedEvent( m_pDisplay, - SelectionNotify, - &aEvent - ) ) - { - bHandle = true; - if( aEvent.xselection.selection == selection - && ( aEvent.xselection.requestor == m_aWindow || - aEvent.xselection.requestor == m_aCurrentDropWindow ) - ) - bAdjustTime = true; - } - else - { - TimeValue aTVal; - aTVal.Seconds = 0; - aTVal.Nanosec = 100000000; - aGuard.clear(); - osl_waitThread( &aTVal ); - aGuard.reset(); - } - if( bHandle ) - { - aGuard.clear(); - handleXEvent( aEvent ); - aGuard.reset(); - } - } - gettimeofday( &tv_current, NULL ); - if( bAdjustTime ) - tv_last = tv_current; - } while( ! it->second->m_aDataArrived.check() && (tv_current.tv_sec - tv_last.tv_sec) < getSelectionTimeout() ); - -#if OSL_DEBUG_LEVEL > 1 - if( (tv_current.tv_sec - tv_last.tv_sec) > getSelectionTimeout() ) - fprintf( stderr, "timed out\n" ); -#endif - if( it->second->m_aDataArrived.check() && - it->second->m_aData.getLength() ) - { - rData = it->second->m_aData; - bSuccess = true; - } -#if OSL_DEBUG_LEVEL > 1 - else - fprintf( stderr, "conversion unsuccessfull\n" ); -#endif - return bSuccess; -} - -// ------------------------------------------------------------------------ - -bool SelectionManager::getPasteData( Atom selection, const ::rtl::OUString& rType, Sequence< sal_Int8 >& rData ) -{ - int nFormat; - bool bSuccess = false; - - ::std::hash_map< Atom, Selection* >::iterator it; - { - MutexGuard aGuard(m_aMutex); - - it = m_aSelections.find( selection ); - if( it == m_aSelections.end() ) - return false; - } - - if( it->second->m_aTypes.getLength() == 0 ) - { - Sequence< DataFlavor > aFlavors; - getPasteDataTypes( selection, aFlavors ); - if( it->second->m_aTypes.getLength() == 0 ) - return false; - } - - const Sequence< DataFlavor >& rTypes( it->second->m_aTypes ); - const std::vector< Atom >& rNativeTypes( it->second->m_aNativeTypes ); -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "getPasteData( \"%s\", \"%s\" )\n", - OUStringToOString( getString( selection ), RTL_TEXTENCODING_ISO_8859_1 ).getStr(), - OUStringToOString( rType, RTL_TEXTENCODING_ISO_8859_1 ).getStr() ); -#endif - - if( rType.equalsAsciiL( "text/plain;charset=utf-16", 25 ) ) - { - // lets see if we have UTF16 else try to find something convertible - if( it->second->m_aTypes.getLength() && ! it->second->m_bHaveUTF16 ) - { - Sequence< sal_Int8 > aData; - if( it->second->m_aUTF8Type != None && - getPasteData( selection, - it->second->m_aUTF8Type, - aData ) - ) - { - OUString aRet( (const sal_Char*)aData.getConstArray(), aData.getLength(), RTL_TEXTENCODING_UTF8 ); - rData = Sequence< sal_Int8 >( (sal_Int8*)aRet.getStr(), (aRet.getLength()+1)*sizeof( sal_Unicode ) ); - bSuccess = true; - } - else if( it->second->m_bHaveCompound && - getPasteData( selection, - m_nCOMPOUNDAtom, - aData ) - ) - { - OUString aRet( convertFromCompound( (const char*)aData.getConstArray(), aData.getLength() ) ); - rData = Sequence< sal_Int8 >( (sal_Int8*)aRet.getStr(), (aRet.getLength()+1)*sizeof( sal_Unicode ) ); - bSuccess = true; - } - else - { - for( int i = 0; i < rTypes.getLength(); i++ ) - { - rtl_TextEncoding aEncoding = getTextPlainEncoding( rTypes.getConstArray()[i].MimeType ); - if( aEncoding != RTL_TEXTENCODING_DONTKNOW && - aEncoding != RTL_TEXTENCODING_UNICODE && - getPasteData( selection, - rNativeTypes[i], - aData ) - ) - { -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "using \"%s\" instead of \"%s\"\n", - OUStringToOString( rTypes.getConstArray()[i].MimeType, RTL_TEXTENCODING_ISO_8859_1 ).getStr(), - OUStringToOString( rType, RTL_TEXTENCODING_ISO_8859_1 ).getStr() - ); -#endif - OString aConvert( (sal_Char*)aData.getConstArray(), aData.getLength() ); - OUString aUTF( OStringToOUString( aConvert, aEncoding ) ); - rData = Sequence< sal_Int8 >( (sal_Int8*)aUTF.getStr(), (aUTF.getLength()+1)*sizeof( sal_Unicode ) ); - bSuccess = true; - break; - } - } - } - } - } - else if( rType.equalsAsciiL( "image/bmp", 9 ) ) - { - // #i83376# try if someone has the data in image/bmp already before - // doing the PIXMAP stuff (e.g. the gimp has this) - bSuccess = getPasteData( selection, m_nImageBmpAtom, rData ); - #if OSL_DEBUG_LEVEL > 1 - if( bSuccess ) - fprintf( stderr, "got %d bytes of image/bmp\n", (int)rData.getLength() ); - #endif - if( ! bSuccess ) - { - Pixmap aPixmap = None; - Colormap aColormap = None; - - // prepare property for MULTIPLE request - Sequence< sal_Int8 > aData; - Atom pTypes[4] = { XA_PIXMAP, XA_PIXMAP, - XA_COLORMAP, XA_COLORMAP }; - { - MutexGuard aGuard(m_aMutex); - - XChangeProperty( m_pDisplay, - m_aWindow, - selection, - XA_ATOM, - 32, - PropModeReplace, - (unsigned char*)pTypes, - 4 ); - } - - // try MULTIPLE request - if( getPasteData( selection, m_nMULTIPLEAtom, aData ) ) - { - Atom* pReturnedTypes = (Atom*)aData.getArray(); - if( pReturnedTypes[0] == XA_PIXMAP && pReturnedTypes[1] == XA_PIXMAP ) - { - MutexGuard aGuard(m_aMutex); - - Atom type = None; - int format = 0; - unsigned long nItems = 0; - unsigned long nBytes = 0; - unsigned char* pReturn = NULL; - XGetWindowProperty( m_pDisplay, m_aWindow, XA_PIXMAP, 0, 1, True, XA_PIXMAP, &type, &format, &nItems, &nBytes, &pReturn ); - if( pReturn ) - { - if( type == XA_PIXMAP ) - aPixmap = *(Pixmap*)pReturn; - XFree( pReturn ); - pReturn = NULL; - if( pReturnedTypes[2] == XA_COLORMAP && pReturnedTypes[3] == XA_COLORMAP ) - { - XGetWindowProperty( m_pDisplay, m_aWindow, XA_COLORMAP, 0, 1, True, XA_COLORMAP, &type, &format, &nItems, &nBytes, &pReturn ); - if( pReturn ) - { - if( type == XA_COLORMAP ) - aColormap = *(Colormap*)pReturn; - XFree( pReturn ); - } - } - } - #if OSL_DEBUG_LEVEL > 1 - else - { - fprintf( stderr, "could not get PIXMAP property: type=%s, format=%d, items=%ld, bytes=%ld, ret=0x%p\n", OUStringToOString( getString( type ), RTL_TEXTENCODING_ISO_8859_1 ).getStr(), format, nItems, nBytes, pReturn ); - } - #endif - } - } - - if( aPixmap == None ) - { - // perhaps two normal requests will work - if( getPasteData( selection, XA_PIXMAP, aData ) ) - { - aPixmap = *(Pixmap*)aData.getArray(); - if( aColormap == None && getPasteData( selection, XA_COLORMAP, aData ) ) - aColormap = *(Colormap*)aData.getArray(); - } - } - - // convert data if possible - if( aPixmap != None ) - { - MutexGuard aGuard(m_aMutex); - - sal_Int32 nOutSize = 0; - sal_uInt8* pBytes = X11_getBmpFromPixmap( m_pDisplay, aPixmap, aColormap, nOutSize ); - if( pBytes && nOutSize ) - { - rData = Sequence< sal_Int8 >( nOutSize ); - memcpy( rData.getArray(), pBytes, nOutSize ); - X11_freeBmp( pBytes ); - bSuccess = true; - } - } - } - } - - if( ! bSuccess ) - { - ::std::list< Atom > aTypes; - convertTypeToNative( rType, selection, nFormat, aTypes ); - ::std::list< Atom >::const_iterator type_it; - Atom nSelectedType = None; - for( type_it = aTypes.begin(); type_it != aTypes.end() && nSelectedType == None; ++type_it ) - { - for( unsigned int i = 0; i < rNativeTypes.size() && nSelectedType == None; i++ ) - if( rNativeTypes[i] == *type_it ) - nSelectedType = *type_it; - } - if( nSelectedType != None ) - bSuccess = getPasteData( selection, nSelectedType, rData ); - } -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "getPasteData for selection %s and data type %s returns %s, returned sequence has length %ld\n", - OUStringToOString( getString( selection ), RTL_TEXTENCODING_ISO_8859_1 ).getStr(), - OUStringToOString( rType, RTL_TEXTENCODING_ISO_8859_1 ).getStr(), - bSuccess ? "true" : "false", - rData.getLength() - ); -#endif - return bSuccess; -} - -// ------------------------------------------------------------------------ - -bool SelectionManager::getPasteDataTypes( Atom selection, Sequence< DataFlavor >& rTypes ) -{ - ::std::hash_map< Atom, Selection* >::iterator it; - { - MutexGuard aGuard(m_aMutex); - - it = m_aSelections.find( selection ); - if( it != m_aSelections.end() && - it->second->m_aTypes.getLength() && - abs( it->second->m_nLastTimestamp - time( NULL ) ) < 2 - ) - { - rTypes = it->second->m_aTypes; - return true; - } - } - - bool bSuccess = false; - bool bHaveUTF16 = false; - Atom aUTF8Type = None; - bool bHaveCompound = false; - bool bHaveText = false; - Sequence< sal_Int8 > aAtoms; - - if( selection == m_nXdndSelection ) - { - // xdnd sends first three types with XdndEnter - // if more than three types are supported then the XDndTypeList - // property on the source window is used - if( m_aDropEnterEvent.data.l[0] && m_aCurrentDropWindow ) - { - if( m_aDropEnterEvent.data.l[1] & 1 ) - { - const unsigned int atomcount = 256; - // more than three types; look in property - MutexGuard aGuard(m_aMutex); - - Atom nType; - int nFormat; - unsigned long nItems, nBytes; - unsigned char* pBytes = NULL; - - XGetWindowProperty( m_pDisplay, m_aDropEnterEvent.data.l[0], - m_nXdndTypeList, 0, atomcount, False, - XA_ATOM, - &nType, &nFormat, &nItems, &nBytes, &pBytes ); -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "have %ld data types in XdndTypeList\n", nItems ); -#endif - if( nItems == atomcount && nBytes > 0 ) - { - // wow ... more than 256 types ! - aAtoms.realloc( sizeof( Atom )*atomcount+nBytes ); - memcpy( aAtoms.getArray(), pBytes, sizeof( Atom )*atomcount ); - XFree( pBytes ); - pBytes = NULL; - XGetWindowProperty( m_pDisplay, m_aDropEnterEvent.data.l[0], - m_nXdndTypeList, atomcount, nBytes/sizeof(Atom), - False, XA_ATOM, - &nType, &nFormat, &nItems, &nBytes, &pBytes ); - { - memcpy( aAtoms.getArray()+atomcount*sizeof(Atom), pBytes, nItems*sizeof(Atom) ); - XFree( pBytes ); - } - } - else - { - aAtoms.realloc( sizeof(Atom)*nItems ); - memcpy( aAtoms.getArray(), pBytes, nItems*sizeof(Atom) ); - XFree( pBytes ); - } - } - else - { - // one to three types - int n = 0, i; - for( i = 0; i < 3; i++ ) - if( m_aDropEnterEvent.data.l[2+i] ) - n++; -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "have %d data types in XdndEnter\n", n ); -#endif - aAtoms.realloc( sizeof(Atom)*n ); - for( i = 0, n = 0; i < 3; i++ ) - if( m_aDropEnterEvent.data.l[2+i] ) - ((Atom*)aAtoms.getArray())[n++] = m_aDropEnterEvent.data.l[2+i]; - } - } - } - // get data of type TARGETS - else if( ! getPasteData( selection, m_nTARGETSAtom, aAtoms ) ) - aAtoms = Sequence< sal_Int8 >(); - - std::vector< Atom > aNativeTypes; - if( aAtoms.getLength() ) - { - sal_Int32 nAtoms = aAtoms.getLength() / sizeof(Atom); - Atom* pAtoms = (Atom*)aAtoms.getArray(); - rTypes.realloc( nAtoms ); - aNativeTypes.resize( nAtoms ); - DataFlavor* pFlavors = rTypes.getArray(); - sal_Int32 nNativeTypesIndex = 0; - while( nAtoms-- ) - { -#if OSL_DEBUG_LEVEL > 1 - if( *pAtoms && *pAtoms < 0x01000000 ) - fprintf( stderr, "native type: %s\n", OUStringToOString( getString( *pAtoms ), RTL_TEXTENCODING_ISO_8859_1 ).getStr() ); -#endif - if( *pAtoms == m_nCOMPOUNDAtom ) - bHaveText = bHaveCompound = true; - else if( *pAtoms && *pAtoms < 0x01000000 ) - { - int nFormat; - pFlavors->MimeType = convertTypeFromNative( *pAtoms, selection, nFormat ); - pFlavors->DataType = getCppuType( (Sequence< sal_Int8 >*)0 ); - sal_Int32 nIndex = 0; - if( pFlavors->MimeType.getToken( 0, ';', nIndex ).equalsAsciiL( "text/plain", 10 ) ) - { - OUString aToken(pFlavors->MimeType.getToken( 0, ';', nIndex )); - // omit text/plain;charset=unicode since it is not well defined - if( aToken.compareToAscii( "charset=unicode" ) == 0 ) - { - pAtoms++; - continue; - } - bHaveText = true; - if( aToken.compareToAscii( "charset=utf-16" ) == 0 ) - { - bHaveUTF16 = true; - pFlavors->DataType = getCppuType( (OUString*)0 ); - } - else if( aToken.compareToAscii( "charset=utf-8" ) == 0 ) - { - aUTF8Type = *pAtoms; - } - } - pFlavors++; - aNativeTypes[ nNativeTypesIndex ] = *pAtoms; - nNativeTypesIndex++; - } - pAtoms++; - } - if( (pFlavors - rTypes.getArray()) < rTypes.getLength() ) - rTypes.realloc(pFlavors - rTypes.getArray()); - bSuccess = rTypes.getLength() ? true : false; - if( bHaveText && ! bHaveUTF16 ) - { - int i = 0; - - int nNewFlavors = rTypes.getLength()+1; - Sequence< DataFlavor > aTemp( nNewFlavors ); - for( i = 0; i < nNewFlavors-1; i++ ) - aTemp.getArray()[i+1] = rTypes.getConstArray()[i]; - aTemp.getArray()[0].MimeType = OUString::createFromAscii( "text/plain;charset=utf-16" ); - aTemp.getArray()[0].DataType = getCppuType( (OUString*)0 ); - rTypes = aTemp; - - std::vector< Atom > aNativeTemp( nNewFlavors ); - for( i = 0; i < nNewFlavors-1; i++ ) - aNativeTemp[ i + 1 ] = aNativeTypes[ i ]; - aNativeTemp[0] = None; - aNativeTypes = aNativeTemp; - } - } - - { - MutexGuard aGuard(m_aMutex); - - it = m_aSelections.find( selection ); - if( it != m_aSelections.end() ) - { - if( bSuccess ) - { - it->second->m_aTypes = rTypes; - it->second->m_aNativeTypes = aNativeTypes; - it->second->m_nLastTimestamp = time( NULL ); - it->second->m_bHaveUTF16 = bHaveUTF16; - it->second->m_aUTF8Type = aUTF8Type; - it->second->m_bHaveCompound = bHaveCompound; - } - else - { - it->second->m_aTypes = Sequence< DataFlavor >(); - it->second->m_aNativeTypes = std::vector< Atom >(); - it->second->m_nLastTimestamp = 0; - it->second->m_bHaveUTF16 = false; - it->second->m_aUTF8Type = None; - it->second->m_bHaveCompound = false; - } - } - } - -#if OSL_DEBUG_LEVEL > 1 -// if( selection != m_nCLIPBOARDAtom ) - { - fprintf( stderr, "SelectionManager::getPasteDataTypes( %s ) = %s\n", OUStringToOString( getString( selection ), RTL_TEXTENCODING_ISO_8859_1 ).getStr(), bSuccess ? "true" : "false" ); - for( int i = 0; i < rTypes.getLength(); i++ ) - fprintf( stderr, "type: %s\n", OUStringToOString( rTypes.getConstArray()[i].MimeType, RTL_TEXTENCODING_ISO_8859_1 ).getStr() ); - } -#endif - - return bSuccess; -} - -// ------------------------------------------------------------------------ - -PixmapHolder* SelectionManager::getPixmapHolder( Atom selection ) -{ - std::hash_map< Atom, Selection* >::const_iterator it = m_aSelections.find( selection ); - if( it == m_aSelections.end() ) - return NULL; - if( ! it->second->m_pPixmap ) - it->second->m_pPixmap = new PixmapHolder( m_pDisplay ); - return it->second->m_pPixmap; -} - -static sal_Size GetTrueFormatSize(int nFormat) -{ - // http://mail.gnome.org/archives/wm-spec-list/2003-March/msg00067.html - return nFormat == 32 ? sizeof(long) : nFormat/8; -} - -bool SelectionManager::sendData( SelectionAdaptor* pAdaptor, - Window requestor, - Atom target, - Atom property, - Atom selection ) -{ - ResettableMutexGuard aGuard( m_aMutex ); - - // handle targets related to image/bmp - if( target == XA_COLORMAP || target == XA_PIXMAP || target == XA_BITMAP || target == XA_VISUALID ) - { - PixmapHolder* pPixmap = getPixmapHolder( selection ); - if( ! pPixmap ) return false; - XID nValue = None; - - // handle colormap request - if( target == XA_COLORMAP ) - nValue = (XID)pPixmap->getColormap(); - else if( target == XA_VISUALID ) - nValue = (XID)pPixmap->getVisualID(); - else if( target == XA_PIXMAP || target == XA_BITMAP ) - { - nValue = (XID)pPixmap->getPixmap(); - if( nValue == None ) - { - // first conversion - Sequence< sal_Int8 > aData; - int nFormat; - aGuard.clear(); - bool bConverted = convertData( pAdaptor->getTransferable(), target, selection, nFormat, aData ); - aGuard.reset(); - if( bConverted ) - { - // get pixmap again since clearing the guard could have invalidated - // the pixmap in another thread - pPixmap = getPixmapHolder( selection ); - // conversion succeeded, so aData contains image/bmp now - if( pPixmap->needsConversion( (const sal_uInt8*)aData.getConstArray() ) - && m_xBitmapConverter.is() ) - { -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "trying bitmap conversion\n" ); -#endif - Reference<XBitmap> xBM( new BmpTransporter( aData ) ); - Sequence<Any> aArgs(2), aOutArgs; - Sequence<sal_Int16> aOutIndex; - aArgs.getArray()[0] = makeAny( xBM ); - aArgs.getArray()[1] = makeAny( (sal_uInt16)pPixmap->getDepth() ); - aGuard.clear(); - try - { - Any aResult = - m_xBitmapConverter->invoke( OUString::createFromAscii( "convert-bitmap-depth" ), - aArgs, aOutIndex, aOutArgs ); - if( aResult >>= xBM ) - aData = xBM->getDIB(); - } - catch(...) - { -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "exception in bitmap converter\n" ); -#endif - } - aGuard.reset(); - } - // get pixmap again since clearing the guard could have invalidated - // the pixmap in another thread - pPixmap = getPixmapHolder( selection ); - nValue = (XID)pPixmap->setBitmapData( (const sal_uInt8*)aData.getConstArray() ); - } - if( nValue == None ) - return false; - } - if( target == XA_BITMAP ) - nValue = (XID)pPixmap->getBitmap(); - } - - XChangeProperty( m_pDisplay, - requestor, - property, - target, - 32, - PropModeReplace, - (const unsigned char*)&nValue, - 1); - return true; - } - - /* - * special target TEXT allows us to transfer - * the data in an encoding of our choice - * COMPOUND_TEXT will work with most applications - */ - if( target == m_nTEXTAtom ) - target = m_nCOMPOUNDAtom; - - Sequence< sal_Int8 > aData; - int nFormat; - aGuard.clear(); - bool bConverted = convertData( pAdaptor->getTransferable(), target, selection, nFormat, aData ); - aGuard.reset(); - if( bConverted ) - { - // conversion succeeded - if( aData.getLength() > m_nIncrementalThreshold ) - { -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "using INCR protocol\n" ); - std::hash_map< Window, std::hash_map< Atom, IncrementalTransfer > >::const_iterator win_it = m_aIncrementals.find( requestor ); - if( win_it != m_aIncrementals.end() ) - { - std::hash_map< Atom, IncrementalTransfer >::const_iterator inc_it = win_it->second.find( property ); - if( inc_it != win_it->second.end() ) - { - const IncrementalTransfer& rInc = inc_it->second; - fprintf( stderr, "premature end and new start for INCR transfer for window 0x%lx, property %s, type %s\n", - rInc.m_aRequestor, - OUStringToOString( getString( rInc.m_aProperty ), RTL_TEXTENCODING_ISO_8859_1 ).getStr(), - OUStringToOString( getString( rInc.m_aTarget ), RTL_TEXTENCODING_ISO_8859_1 ).getStr() - ); - } - } -#endif - - // insert IncrementalTransfer - IncrementalTransfer& rInc = m_aIncrementals[ requestor ][ property ]; - rInc.m_aData = aData; - rInc.m_nBufferPos = 0; - rInc.m_aRequestor = requestor; - rInc.m_aProperty = property; - rInc.m_aTarget = target; - rInc.m_nFormat = nFormat; - rInc.m_nTransferStartTime = time( NULL ); - - // use incr protocol, signal start to requestor - long nMinSize = m_nIncrementalThreshold; - XSelectInput( m_pDisplay, requestor, PropertyChangeMask ); - XChangeProperty( m_pDisplay, requestor, property, - m_nINCRAtom, 32, PropModeReplace, (unsigned char*)&nMinSize, 1 ); - XFlush( m_pDisplay ); - } - else - { - sal_Size nUnitSize = GetTrueFormatSize(nFormat); - XChangeProperty( m_pDisplay, - requestor, - property, - target, - nFormat, - PropModeReplace, - (const unsigned char*)aData.getConstArray(), - aData.getLength()/nUnitSize ); - } - } -#if OSL_DEBUG_LEVEL > 1 - else - fprintf( stderr, "convertData failed for type: %s \n", - OUStringToOString( convertTypeFromNative( target, selection, nFormat ), RTL_TEXTENCODING_ISO_8859_1 ).getStr() ); -#endif - return bConverted; -} - -// ------------------------------------------------------------------------ - -bool SelectionManager::handleSelectionRequest( XSelectionRequestEvent& rRequest ) -{ - ResettableMutexGuard aGuard( m_aMutex ); -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "handleSelectionRequest for selection %s and target %s\n", - OUStringToOString( getString( rRequest.selection ), RTL_TEXTENCODING_ISO_8859_1 ).getStr(), - OUStringToOString( getString( rRequest.target ), RTL_TEXTENCODING_ISO_8859_1 ).getStr() - ); -#endif - - XEvent aNotify; - - aNotify.type = SelectionNotify; - aNotify.xselection.display = rRequest.display; - aNotify.xselection.send_event = True; - aNotify.xselection.requestor = rRequest.requestor; - aNotify.xselection.selection = rRequest.selection; - aNotify.xselection.time = rRequest.time; - aNotify.xselection.target = rRequest.target; - aNotify.xselection.property = None; - - SelectionAdaptor* pAdaptor = getAdaptor( rRequest.selection ); - // ensure that we still own that selection - if( pAdaptor && - XGetSelectionOwner( m_pDisplay, rRequest.selection ) == m_aWindow ) - { - Reference< XTransferable > xTrans( pAdaptor->getTransferable() ); - if( rRequest.target == m_nTARGETSAtom ) - { - // someone requests our types - if( xTrans.is() ) - { - aGuard.clear(); - Sequence< DataFlavor > aFlavors = xTrans->getTransferDataFlavors(); - aGuard.reset(); - - ::std::list< Atom > aConversions; - getNativeTypeList( aFlavors, aConversions, rRequest.selection ); - - int i, nTypes = aConversions.size(); - Atom* pTypes = (Atom*)alloca( nTypes * sizeof( Atom ) ); - std::list< Atom >::const_iterator it; - for( i = 0, it = aConversions.begin(); i < nTypes; i++, ++it ) - pTypes[i] = *it; - XChangeProperty( m_pDisplay, rRequest.requestor, rRequest.property, - XA_ATOM, 32, PropModeReplace, (const unsigned char*)pTypes, nTypes ); - aNotify.xselection.property = rRequest.property; -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "sending type list:\n" ); - for( int k = 0; k < nTypes; k++ ) - fprintf( stderr, " %s\n", pTypes[k] ? XGetAtomName( m_pDisplay, pTypes[k] ) : "<None>" ); -#endif - } - } - else if( rRequest.target == m_nTIMESTAMPAtom ) - { - long nTimeStamp = (long)m_aSelections[rRequest.selection]->m_nOrigTimestamp; - XChangeProperty( m_pDisplay, rRequest.requestor, rRequest.property, - XA_INTEGER, 32, PropModeReplace, (const unsigned char*)&nTimeStamp, 1 ); - aNotify.xselection.property = rRequest.property; -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "sending timestamp: %d\n", (int)nTimeStamp ); -#endif - } - else - { - bool bEventSuccess = false; - if( rRequest.target == m_nMULTIPLEAtom ) - { - // get all targets - Atom nType = None; - int nFormat = 0; - unsigned long nItems = 0, nBytes = 0; - unsigned char* pData = NULL; - - // get number of atoms - XGetWindowProperty( m_pDisplay, - rRequest.requestor, - rRequest.property, - 0, 0, - False, - AnyPropertyType, - &nType, &nFormat, - &nItems, &nBytes, - &pData ); - if( nFormat == 32 && nBytes/4 ) - { - if( pData ) // ?? should not happen - { - XFree( pData ); - pData = NULL; - } - XGetWindowProperty( m_pDisplay, - rRequest.requestor, - rRequest.property, - 0, nBytes/4, - False, - nType, - &nType, &nFormat, - &nItems, &nBytes, - &pData ); - if( pData && nItems ) - { -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "found %ld atoms in MULTIPLE request\n", nItems ); -#endif - bEventSuccess = true; - bool bResetAtoms = false; - Atom* pAtoms = (Atom*)pData; - aGuard.clear(); - for( unsigned int i = 0; i < nItems; i += 2 ) - { -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, " %s => %s: ", - OUStringToOString( getString( pAtoms[i] ), RTL_TEXTENCODING_ISO_8859_1 ).getStr(), - OUStringToOString( getString( pAtoms[i+1] ), RTL_TEXTENCODING_ISO_8859_1 ).getStr() ); -#endif - bool bSuccess = sendData( pAdaptor, rRequest.requestor, pAtoms[i], pAtoms[i+1], rRequest.selection ); -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "%s\n", bSuccess ? "succeeded" : "failed" ); -#endif - if( ! bSuccess ) - { - pAtoms[i] = None; - bResetAtoms = true; - } - } - aGuard.reset(); - if( bResetAtoms ) - XChangeProperty( m_pDisplay, - rRequest.requestor, - rRequest.property, - XA_ATOM, - 32, - PropModeReplace, - pData, - nBytes/4 ); - } - if( pData ) - XFree( pData ); - } -#if OSL_DEBUG_LEVEL > 1 - else - { - fprintf( stderr, "could not get type list from \"%s\" of type \"%s\" on requestor 0x%lx, requestor has properties:", - OUStringToOString( getString( rRequest.property ), RTL_TEXTENCODING_ISO_8859_1 ).getStr(), - OUStringToOString( getString( nType ), RTL_TEXTENCODING_ISO_8859_1 ).getStr(), - rRequest.requestor ); - int nProps = 0; - Atom* pProps = XListProperties( m_pDisplay, rRequest.requestor, &nProps ); - if( pProps ) - { - for( int i = 0; i < nProps; i++ ) - fprintf( stderr, " \"%s\"", OUStringToOString( getString( pProps[i]), RTL_TEXTENCODING_ISO_8859_1 ).getStr() ); - XFree( pProps ); - } - } -#endif - } - else - { - aGuard.clear(); - bEventSuccess = sendData( pAdaptor, rRequest.requestor, rRequest.target, rRequest.property, rRequest.selection ); - aGuard.reset(); - } - if( bEventSuccess ) - { - aNotify.xselection.target = rRequest.target; - aNotify.xselection.property = rRequest.property; - } - } - aGuard.clear(); - xTrans.clear(); - aGuard.reset(); - } - XSendEvent( m_pDisplay, rRequest.requestor, False, 0, &aNotify ); - - if( rRequest.selection == XA_PRIMARY && - m_bWaitingForPrimaryConversion && - m_xDragSourceListener.is() ) - { - DragSourceDropEvent dsde; - dsde.Source = static_cast< OWeakObject* >(this); - dsde.DragSourceContext = new DragSourceContext( m_aDropWindow, rRequest.time, *this ); - dsde.DragSource = static_cast< XDragSource* >(this); - if( aNotify.xselection.property != None ) - { - dsde.DropAction = DNDConstants::ACTION_COPY; - dsde.DropSuccess = sal_True; - } - else - { - dsde.DropAction = DNDConstants::ACTION_NONE; - dsde.DropSuccess = sal_False; - } - Reference< XDragSourceListener > xListener( m_xDragSourceListener ); - m_xDragSourceListener.clear(); - aGuard.clear(); - if( xListener.is() ) - xListener->dragDropEnd( dsde ); - } - - // we handled the event in any case by answering - return true; -} - -// ------------------------------------------------------------------------ - -bool SelectionManager::handleReceivePropertyNotify( XPropertyEvent& rNotify ) -{ - MutexGuard aGuard( m_aMutex ); - // data we requested arrived -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "handleReceivePropertyNotify for property %s\n", - OUStringToOString( getString( rNotify.atom ), RTL_TEXTENCODING_ISO_8859_1 ).getStr() ); -#endif - bool bHandled = false; - - ::std::hash_map< Atom, Selection* >::iterator it = - m_aSelections.find( rNotify.atom ); - if( it != m_aSelections.end() && - rNotify.state == PropertyNewValue && - ( it->second->m_eState == Selection::WaitingForResponse || - it->second->m_eState == Selection::WaitingForData || - it->second->m_eState == Selection::IncrementalTransfer - ) - ) - { - // MULTIPLE requests are only complete after selection notify - if( it->second->m_aRequestedType == m_nMULTIPLEAtom && - ( it->second->m_eState == Selection::WaitingForResponse || - it->second->m_eState == Selection::WaitingForData ) ) - return false; - - bHandled = true; - - Atom nType = None; - int nFormat = 0; - unsigned long nItems = 0, nBytes = 0; - unsigned char* pData = NULL; - - // get type and length - XGetWindowProperty( m_pDisplay, - rNotify.window, - rNotify.atom, - 0, 0, - False, - AnyPropertyType, - &nType, &nFormat, - &nItems, &nBytes, - &pData ); -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "found %ld bytes data of type %s and format %d, items = %ld\n", - nBytes, - OUStringToOString( getString( nType ), RTL_TEXTENCODING_ISO_8859_1 ).getStr(), - nFormat, nItems ); -#endif - if( pData ) - { - XFree( pData ); - pData = NULL; - } - - if( nType == m_nINCRAtom ) - { - // start data transfer - XDeleteProperty( m_pDisplay, rNotify.window, rNotify.atom ); - it->second->m_eState = Selection::IncrementalTransfer; - } - else if( nType != None ) - { - XGetWindowProperty( m_pDisplay, - rNotify.window, - rNotify.atom, - 0, nBytes/4 +1, - True, - nType, - &nType, &nFormat, - &nItems, &nBytes, - &pData ); -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "read %ld items data of type %s and format %d, %ld bytes left in property\n", - nItems, - OUStringToOString( getString( nType ), RTL_TEXTENCODING_ISO_8859_1 ).getStr(), - nFormat, nBytes ); -#endif - - sal_Size nUnitSize = GetTrueFormatSize(nFormat); - - if( it->second->m_eState == Selection::WaitingForData || - it->second->m_eState == Selection::WaitingForResponse ) - { - // copy data - it->second->m_aData = Sequence< sal_Int8 >( (sal_Int8*)pData, nItems*nUnitSize ); - it->second->m_eState = Selection::Inactive; - it->second->m_aDataArrived.set(); - } - else if( it->second->m_eState == Selection::IncrementalTransfer ) - { - if( nItems ) - { - // append data - Sequence< sal_Int8 > aData( it->second->m_aData.getLength() + nItems*nUnitSize ); - memcpy( aData.getArray(), it->second->m_aData.getArray(), it->second->m_aData.getLength() ); - memcpy( aData.getArray() + it->second->m_aData.getLength(), pData, nItems*nUnitSize ); - it->second->m_aData = aData; - } - else - { - it->second->m_eState = Selection::Inactive; - it->second->m_aDataArrived.set(); - } - } - if( pData ) - XFree( pData ); - } - else if( it->second->m_eState == Selection::IncrementalTransfer ) - { - it->second->m_eState = Selection::Inactive; - it->second->m_aDataArrived.set(); - } - } - return bHandled; -} - -// ------------------------------------------------------------------------ - -bool SelectionManager::handleSendPropertyNotify( XPropertyEvent& rNotify ) -{ - MutexGuard aGuard( m_aMutex ); - - // ready for next part of a IncrementalTransfer -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "handleSendPropertyNotify for property %s (%s)\n", - OUStringToOString( getString( rNotify.atom ), RTL_TEXTENCODING_ISO_8859_1 ).getStr(), - rNotify.state == PropertyNewValue ? "new value" : ( rNotify.state == PropertyDelete ? "deleted" : "unknown") - ); -#endif - - bool bHandled = false; - // feed incrementals - if( rNotify.state == PropertyDelete ) - { - std::hash_map< Window, std::hash_map< Atom, IncrementalTransfer > >::iterator it; - it = m_aIncrementals.find( rNotify.window ); - if( it != m_aIncrementals.end() ) - { - bHandled = true; - int nCurrentTime = time( NULL ); - std::hash_map< Atom, IncrementalTransfer >::iterator inc_it; - // throw out aborted transfers - std::list< Atom > aTimeouts; - for( inc_it = it->second.begin(); inc_it != it->second.end(); ++inc_it ) - { - if( (nCurrentTime - inc_it->second.m_nTransferStartTime) > (getSelectionTimeout()+2) ) - { - aTimeouts.push_back( inc_it->first ); -#if OSL_DEBUG_LEVEL > 1 - const IncrementalTransfer& rInc = inc_it->second; - fprintf( stderr, "timeout on INCR transfer for window 0x%lx, property %s, type %s\n", - rInc.m_aRequestor, - OUStringToOString( getString( rInc.m_aProperty ), RTL_TEXTENCODING_ISO_8859_1 ).getStr(), - OUStringToOString( getString( rInc.m_aTarget ), RTL_TEXTENCODING_ISO_8859_1 ).getStr() - ); -#endif - } - } - - while( aTimeouts.begin() != aTimeouts.end() ) - { - // transfer broken, might even be a new client with the - // same window id - it->second.erase( aTimeouts.front() ); - aTimeouts.pop_front(); - } - - inc_it = it->second.find( rNotify.atom ); - if( inc_it != it->second.end() ) - { - IncrementalTransfer& rInc = inc_it->second; - - int nBytes = rInc.m_aData.getLength() - rInc.m_nBufferPos; - nBytes = (nBytes > m_nIncrementalThreshold) ? m_nIncrementalThreshold : nBytes; - if( nBytes < 0 ) // sanity check - nBytes = 0; -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "pushing %d bytes: \"%.*s\"...\n", - nBytes, nBytes > 32 ? 32 : nBytes, - (const unsigned char*)rInc.m_aData.getConstArray()+rInc.m_nBufferPos ); -#endif - - sal_Size nUnitSize = GetTrueFormatSize(rInc.m_nFormat); - - XChangeProperty( m_pDisplay, - rInc.m_aRequestor, - rInc.m_aProperty, - rInc.m_aTarget, - rInc.m_nFormat, - PropModeReplace, - (const unsigned char*)rInc.m_aData.getConstArray()+rInc.m_nBufferPos, - nBytes/nUnitSize ); - rInc.m_nBufferPos += nBytes; - rInc.m_nTransferStartTime = nCurrentTime; - - if( nBytes == 0 ) // transfer finished - { -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "finished INCR transfer for window 0x%lx, property %s, type %s\n", - rInc.m_aRequestor, - OUStringToOString( getString( rInc.m_aProperty ), RTL_TEXTENCODING_ISO_8859_1 ).getStr(), - OUStringToOString( getString( rInc.m_aTarget ), RTL_TEXTENCODING_ISO_8859_1 ).getStr() - ); -#endif - it->second.erase( inc_it ); - } - - } - // eventually clean up the hash map - if( it->second.begin() == it->second.end() ) - m_aIncrementals.erase( it ); - } - } - return bHandled; -} - -// ------------------------------------------------------------------------ - -bool SelectionManager::handleSelectionNotify( XSelectionEvent& rNotify ) -{ - MutexGuard aGuard( m_aMutex ); - - bool bHandled = false; - - // notification about success/failure of one of our conversion requests -#if OSL_DEBUG_LEVEL > 1 - OUString aSelection( getString( rNotify.selection ) ); - OUString aProperty( OUString::createFromAscii( "None" ) ); - if( rNotify.property ) - aProperty = getString( rNotify.property ); - fprintf( stderr, "handleSelectionNotify for selection %s and property %s (0x%lx)\n", - OUStringToOString( aSelection, RTL_TEXTENCODING_ISO_8859_1 ).getStr(), - OUStringToOString( aProperty, RTL_TEXTENCODING_ISO_8859_1 ).getStr(), - rNotify.property - ); - if( rNotify.requestor != m_aWindow && rNotify.requestor != m_aCurrentDropWindow ) - fprintf( stderr, "Warning: selection notify for unknown window 0x%lx\n", rNotify.requestor ); -#endif - ::std::hash_map< Atom, Selection* >::iterator it = - m_aSelections.find( rNotify.selection ); - if ( - (rNotify.requestor == m_aWindow || rNotify.requestor == m_aCurrentDropWindow) && - it != m_aSelections.end() && - ( - (it->second->m_eState == Selection::WaitingForResponse) || - (it->second->m_eState == Selection::WaitingForData) - ) - ) - { - bHandled = true; - if( it->second->m_aRequestedType == m_nMULTIPLEAtom ) - { - Atom nType = None; - int nFormat = 0; - unsigned long nItems = 0, nBytes = 0; - unsigned char* pData = NULL; - - // get type and length - XGetWindowProperty( m_pDisplay, - rNotify.requestor, - rNotify.property, - 0, 256, - False, - AnyPropertyType, - &nType, &nFormat, - &nItems, &nBytes, - &pData ); - if( nBytes ) // HUGE request !!! - { - if( pData ) - XFree( pData ); - XGetWindowProperty( m_pDisplay, - rNotify.requestor, - rNotify.property, - 0, 256+(nBytes+3)/4, - False, - AnyPropertyType, - &nType, &nFormat, - &nItems, &nBytes, - &pData ); - } - it->second->m_eState = Selection::Inactive; - sal_Size nUnitSize = GetTrueFormatSize(nFormat); - it->second->m_aData = Sequence< sal_Int8 >((sal_Int8*)pData, nItems * nUnitSize); - it->second->m_aDataArrived.set(); - if( pData ) - XFree( pData ); - } - // WaitingForData can actually happen; some - // applications (e.g. cmdtool on Solaris) first send - // a success and then cancel it. Weird ! - else if( rNotify.property == None ) - { - // conversion failed, stop transfer - it->second->m_eState = Selection::Inactive; - it->second->m_aData = Sequence< sal_Int8 >(); - it->second->m_aDataArrived.set(); - } - // get the bytes, by INCR if necessary - else - it->second->m_eState = Selection::WaitingForData; - } -#if OSL_DEBUG_LEVEL > 1 - else if( it != m_aSelections.end() ) - fprintf( stderr, "Warning: selection in state %d\n", it->second->m_eState ); -#endif - return bHandled; -} - -// ------------------------------------------------------------------------ - -bool SelectionManager::handleDropEvent( XClientMessageEvent& rMessage ) -{ - ResettableMutexGuard aGuard(m_aMutex); - - // handle drop related events - Window aSource = rMessage.data.l[0]; - Window aTarget = rMessage.window; - - bool bHandled = false; - - ::std::hash_map< Window, DropTargetEntry >::iterator it = - m_aDropTargets.find( aTarget ); - -#if OSL_DEBUG_LEVEL > 1 - if( rMessage.message_type == m_nXdndEnter || - rMessage.message_type == m_nXdndLeave || - rMessage.message_type == m_nXdndDrop || - rMessage.message_type == m_nXdndPosition ) - { - fprintf( stderr, "got drop event %s, ", OUStringToOString( getString( rMessage.message_type ), RTL_TEXTENCODING_ASCII_US).getStr() ); - if( it == m_aDropTargets.end() ) - fprintf( stderr, "but no target found\n" ); - else if( ! it->second.m_pTarget->m_bActive ) - fprintf( stderr, "but target is inactive\n" ); - else if( m_aDropEnterEvent.data.l[0] != None && (Window)m_aDropEnterEvent.data.l[0] != aSource ) - fprintf( stderr, "but source 0x%lx is unknown (expected 0x%lx or 0)\n", aSource, m_aDropEnterEvent.data.l[0] ); - else - fprintf( stderr, "processing.\n" ); - } -#endif - - if( it != m_aDropTargets.end() && it->second.m_pTarget->m_bActive && - m_bDropWaitingForCompletion && m_aDropEnterEvent.data.l[0] ) - { - bHandled = true; - OSL_ENSURE( 0, "someone forgot to call dropComplete ?" ); - // some listener forgot to call dropComplete in the last operation - // let us end it now and accept the new enter event - aGuard.clear(); - dropComplete( sal_False, m_aCurrentDropWindow, m_nDropTime ); - aGuard.reset(); - } - - if( it != m_aDropTargets.end() && - it->second.m_pTarget->m_bActive && - ( m_aDropEnterEvent.data.l[0] == None || Window(m_aDropEnterEvent.data.l[0]) == aSource ) - ) - { - if( rMessage.message_type == m_nXdndEnter ) - { - bHandled = true; - m_aDropEnterEvent = rMessage; - m_bDropEnterSent = false; - m_aCurrentDropWindow = aTarget; - m_nCurrentProtocolVersion = m_aDropEnterEvent.data.l[1] >> 24; -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "received XdndEnter on 0x%lx\n", aTarget ); -#endif - } - else if( - rMessage.message_type == m_nXdndPosition && - aSource == Window(m_aDropEnterEvent.data.l[0]) - ) - { - bHandled = true; - m_nDropTime = m_nCurrentProtocolVersion > 0 ? rMessage.data.l[3] : CurrentTime; - if( ! m_bDropEnterSent ) - m_nDropTimestamp = m_nDropTime; - - Window aChild; - XTranslateCoordinates( m_pDisplay, - it->second.m_aRootWindow, - it->first, - rMessage.data.l[2] >> 16, - rMessage.data.l[2] & 0xffff, - &m_nLastX, &m_nLastY, - &aChild ); - -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "received XdndPosition on 0x%lx (%d, %d)\n", aTarget, m_nLastX, m_nLastY ); -#endif - DropTargetDragEnterEvent aEvent; - aEvent.Source = static_cast< XDropTarget* >(it->second.m_pTarget); - aEvent.Context = new DropTargetDragContext( m_aCurrentDropWindow, m_nDropTimestamp, *this ); - aEvent.LocationX = m_nLastX; - aEvent.LocationY = m_nLastY; - aEvent.SourceActions = m_nSourceActions; - if( m_nCurrentProtocolVersion < 2 ) - aEvent.DropAction = DNDConstants::ACTION_COPY; - else if( Atom(rMessage.data.l[4]) == m_nXdndActionCopy ) - aEvent.DropAction = DNDConstants::ACTION_COPY; - else if( Atom(rMessage.data.l[4]) == m_nXdndActionMove ) - aEvent.DropAction = DNDConstants::ACTION_MOVE; - else if( Atom(rMessage.data.l[4]) == m_nXdndActionLink ) - aEvent.DropAction = DNDConstants::ACTION_LINK; - else if( Atom(rMessage.data.l[4]) == m_nXdndActionAsk ) - // currently no interface to implement ask - aEvent.DropAction = ~0; - else - aEvent.DropAction = DNDConstants::ACTION_NONE; - - m_nLastDropAction = aEvent.DropAction; - if( ! m_bDropEnterSent ) - { - m_bDropEnterSent = true; - aEvent.SupportedDataFlavors = m_xDropTransferable->getTransferDataFlavors(); - aGuard.clear(); - it->second->dragEnter( aEvent ); - } - else - { - aGuard.clear(); - it->second->dragOver( aEvent ); - } - } - else if( - rMessage.message_type == m_nXdndLeave && - aSource == Window(m_aDropEnterEvent.data.l[0]) - ) - { - bHandled = true; -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "received XdndLeave on 0x%lx\n", aTarget ); -#endif - DropTargetEvent aEvent; - aEvent.Source = static_cast< XDropTarget* >(it->second.m_pTarget); - m_aDropEnterEvent.data.l[0] = None; - if( m_aCurrentDropWindow == aTarget ) - m_aCurrentDropWindow = None; - m_nCurrentProtocolVersion = nXdndProtocolRevision; - aGuard.clear(); - it->second->dragExit( aEvent ); - } - else if( - rMessage.message_type == m_nXdndDrop && - aSource == Window(m_aDropEnterEvent.data.l[0]) - ) - { - bHandled = true; - m_nDropTime = m_nCurrentProtocolVersion > 0 ? rMessage.data.l[2] : CurrentTime; - -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "received XdndDrop on 0x%lx (%d, %d)\n", aTarget, m_nLastX, m_nLastY ); -#endif - if( m_bLastDropAccepted ) - { - DropTargetDropEvent aEvent; - aEvent.Source = static_cast< XDropTarget* >(it->second.m_pTarget); - aEvent.Context = new DropTargetDropContext( m_aCurrentDropWindow, m_nDropTimestamp, *this ); - aEvent.LocationX = m_nLastX; - aEvent.LocationY = m_nLastY; - aEvent.DropAction = m_nLastDropAction; - // there is nothing corresponding to source supported actions - // every source can do link, copy and move - aEvent.SourceActions= m_nLastDropAction; - aEvent.Transferable = m_xDropTransferable; - - m_bDropWaitingForCompletion = true; - aGuard.clear(); - it->second->drop( aEvent ); - } - else - { -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "XdndDrop canceled due to m_bLastDropAccepted = fale\n" ); -#endif - DropTargetEvent aEvent; - aEvent.Source = static_cast< XDropTarget* >(it->second.m_pTarget); - aGuard.clear(); - it->second->dragExit( aEvent ); - // reset the drop status, notify source - dropComplete( sal_False, m_aCurrentDropWindow, m_nDropTime ); - } - } - } - return bHandled; -} - -/* - * methods for XDropTargetDropContext - */ - -void SelectionManager::dropComplete( sal_Bool bSuccess, Window aDropWindow, Time ) -{ - ClearableMutexGuard aGuard(m_aMutex); - - if( aDropWindow == m_aCurrentDropWindow ) - { - if( m_xDragSourceListener.is() ) - { - DragSourceDropEvent dsde; - dsde.Source = static_cast< OWeakObject* >(this); - dsde.DragSourceContext = new DragSourceContext( m_aDropWindow, m_nDragTimestamp, *this ); - dsde.DragSource = static_cast< XDragSource* >(this); - dsde.DropAction = getUserDragAction(); - dsde.DropSuccess = bSuccess; - Reference< XDragSourceListener > xListener = m_xDragSourceListener; - m_xDragSourceListener.clear(); - - aGuard.clear(); - xListener->dragDropEnd( dsde ); - } - else if( m_aDropEnterEvent.data.l[0] && m_aCurrentDropWindow ) - { - XEvent aEvent; - aEvent.xclient.type = ClientMessage; - aEvent.xclient.display = m_pDisplay; - aEvent.xclient.window = m_aDropEnterEvent.data.l[0]; - aEvent.xclient.message_type = m_nXdndFinished; - aEvent.xclient.format = 32; - aEvent.xclient.data.l[0] = m_aCurrentDropWindow; - aEvent.xclient.data.l[1] = bSuccess ? 1 : 0; - aEvent.xclient.data.l[2] = 0; - aEvent.xclient.data.l[3] = 0; - aEvent.xclient.data.l[4] = 0; - if( bSuccess ) - { - if( m_nLastDropAction & DNDConstants::ACTION_MOVE ) - aEvent.xclient.data.l[2] = m_nXdndActionMove; - else if( m_nLastDropAction & DNDConstants::ACTION_COPY ) - aEvent.xclient.data.l[2] = m_nXdndActionCopy; - else if( m_nLastDropAction & DNDConstants::ACTION_LINK ) - aEvent.xclient.data.l[2] = m_nXdndActionLink; - } - -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "Sending XdndFinished to 0x%lx\n", - m_aDropEnterEvent.data.l[0] - ); -#endif - - XSendEvent( m_pDisplay, m_aDropEnterEvent.data.l[0], - False, NoEventMask, & aEvent ); - - m_aDropEnterEvent.data.l[0] = None; - m_aCurrentDropWindow = None; - m_nCurrentProtocolVersion = nXdndProtocolRevision; - } - m_bDropWaitingForCompletion = false; - } - else - OSL_ASSERT( "dropComplete from invalid DropTargetDropContext" ); -} - -/* - * methods for XDropTargetDragContext - */ - -// ------------------------------------------------------------------------ - -void SelectionManager::sendDragStatus( Atom nDropAction ) -{ - ClearableMutexGuard aGuard(m_aMutex); - - if( m_xDragSourceListener.is() ) - { - sal_Int8 nNewDragAction; - if( nDropAction == m_nXdndActionMove ) - nNewDragAction = DNDConstants::ACTION_MOVE; - else if( nDropAction == m_nXdndActionCopy ) - nNewDragAction = DNDConstants::ACTION_COPY; - else if( nDropAction == m_nXdndActionLink ) - nNewDragAction = DNDConstants::ACTION_LINK; - else - nNewDragAction = DNDConstants::ACTION_NONE; - nNewDragAction &= m_nSourceActions; - - if( nNewDragAction != m_nTargetAcceptAction ) - { - setCursor( getDefaultCursor( nNewDragAction ), m_aDropWindow, m_nDragTimestamp ); - m_nTargetAcceptAction = nNewDragAction; - } - - DragSourceDragEvent dsde; - dsde.Source = static_cast< OWeakObject* >(this); - dsde.DragSourceContext = new DragSourceContext( m_aDropWindow, m_nDragTimestamp, *this ); - dsde.DragSource = static_cast< XDragSource* >(this); - dsde.DropAction = m_nSourceActions; - dsde.UserAction = getUserDragAction(); - - Reference< XDragSourceListener > xListener( m_xDragSourceListener ); - // caution: do not change anything after this - aGuard.clear(); - if( xListener.is() ) - xListener->dragOver( dsde ); - } - else if( m_aDropEnterEvent.data.l[0] && m_aCurrentDropWindow ) - { - XEvent aEvent; - aEvent.xclient.type = ClientMessage; - aEvent.xclient.display = m_pDisplay; - aEvent.xclient.window = m_aDropEnterEvent.data.l[0]; - aEvent.xclient.message_type = m_nXdndStatus; - aEvent.xclient.format = 32; - aEvent.xclient.data.l[0] = m_aCurrentDropWindow; - aEvent.xclient.data.l[1] = 2; - if( nDropAction == m_nXdndActionMove || - nDropAction == m_nXdndActionLink || - nDropAction == m_nXdndActionCopy ) - aEvent.xclient.data.l[1] |= 1; - aEvent.xclient.data.l[2] = 0; - aEvent.xclient.data.l[3] = 0; - aEvent.xclient.data.l[4] = m_nCurrentProtocolVersion > 1 ? nDropAction : 0; - -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "Sending XdndStatus to 0x%lx with action %s\n", - m_aDropEnterEvent.data.l[0], - OUStringToOString( getString( nDropAction ), RTL_TEXTENCODING_ISO_8859_1 ).getStr() - ); -#endif - - XSendEvent( m_pDisplay, m_aDropEnterEvent.data.l[0], - False, NoEventMask, & aEvent ); - XFlush( m_pDisplay ); - } -} - -// ------------------------------------------------------------------------ - -sal_Int8 SelectionManager::getUserDragAction() const -{ - return (m_nTargetAcceptAction != DNDConstants::ACTION_DEFAULT) ? m_nTargetAcceptAction : m_nUserDragAction; -} - -// ------------------------------------------------------------------------ - -bool SelectionManager::updateDragAction( int modifierState ) -{ - bool bRet = false; - - sal_Int8 nNewDropAction = DNDConstants::ACTION_MOVE; - if( ( modifierState & ShiftMask ) && ! ( modifierState & ControlMask ) ) - nNewDropAction = DNDConstants::ACTION_MOVE; - else if( ( modifierState & ControlMask ) && ! ( modifierState & ShiftMask ) ) - nNewDropAction = DNDConstants::ACTION_COPY; - else if( ( modifierState & ShiftMask ) && ( modifierState & ControlMask ) ) - nNewDropAction = DNDConstants::ACTION_LINK; - if( m_nCurrentProtocolVersion < 0 && m_aDropWindow != None ) - nNewDropAction = DNDConstants::ACTION_COPY; - nNewDropAction &= m_nSourceActions; - - if( ! ( modifierState & ( ControlMask | ShiftMask ) ) ) - { - if( ! nNewDropAction ) - { - // default to an action so the user does not have to press - // keys explicitly - if( m_nSourceActions & DNDConstants::ACTION_MOVE ) - nNewDropAction = DNDConstants::ACTION_MOVE; - else if( m_nSourceActions & DNDConstants::ACTION_COPY ) - nNewDropAction = DNDConstants::ACTION_COPY; - else if( m_nSourceActions & DNDConstants::ACTION_LINK ) - nNewDropAction = DNDConstants::ACTION_LINK; - } - nNewDropAction |= DNDConstants::ACTION_DEFAULT; - } - - if( nNewDropAction != m_nUserDragAction || m_nTargetAcceptAction != DNDConstants::ACTION_DEFAULT ) - { -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "updateDragAction: %x -> %x\n", (int)m_nUserDragAction, (int)nNewDropAction ); -#endif - bRet = true; - m_nUserDragAction = nNewDropAction; - - DragSourceDragEvent dsde; - dsde.Source = static_cast< OWeakObject* >(this); - dsde.DragSourceContext = new DragSourceContext( m_aDropWindow, m_nDragTimestamp, *this ); - dsde.DragSource = static_cast< XDragSource* >(this); - dsde.DropAction = m_nUserDragAction; - dsde.UserAction = m_nUserDragAction; - m_nTargetAcceptAction = DNDConstants::ACTION_DEFAULT; // invalidate last accept - m_xDragSourceListener->dropActionChanged( dsde ); - } - return bRet; -} - -// ------------------------------------------------------------------------ - -void SelectionManager::sendDropPosition( bool bForce, Time eventTime ) -{ - ClearableMutexGuard aGuard(m_aMutex); - - if( m_bDropSent ) - return; - - ::std::hash_map< Window, DropTargetEntry >::const_iterator it = - m_aDropTargets.find( m_aDropWindow ); - if( it != m_aDropTargets.end() ) - { - if( it->second.m_pTarget->m_bActive ) - { - int x, y; - Window aChild; - XTranslateCoordinates( m_pDisplay, it->second.m_aRootWindow, m_aDropWindow, m_nLastDragX, m_nLastDragY, &x, &y, &aChild ); - DropTargetDragEvent dtde; - dtde.Source = static_cast< OWeakObject* >(it->second.m_pTarget ); - dtde.Context = new DropTargetDragContext( m_aCurrentDropWindow, m_nDropTimestamp, *this ); - dtde.LocationX = x; - dtde.LocationY = y; - dtde.DropAction = getUserDragAction(); - dtde.SourceActions = m_nSourceActions; - aGuard.clear(); - it->second->dragOver( dtde ); - } - } - else if( bForce || - - m_nLastDragX < m_nNoPosX || m_nLastDragX >= m_nNoPosX+m_nNoPosWidth || - m_nLastDragY < m_nNoPosY || m_nLastDragY >= m_nNoPosY+m_nNoPosHeight - ) - { - // send XdndPosition - XEvent aEvent; - aEvent.type = ClientMessage; - aEvent.xclient.display = m_pDisplay; - aEvent.xclient.format = 32; - aEvent.xclient.message_type = m_nXdndPosition; - aEvent.xclient.window = m_aDropWindow; - aEvent.xclient.data.l[0] = m_aWindow; - aEvent.xclient.data.l[1] = 0; - aEvent.xclient.data.l[2] = m_nLastDragX << 16 | (m_nLastDragY&0xffff); - aEvent.xclient.data.l[3] = eventTime; - - if( m_nUserDragAction & DNDConstants::ACTION_COPY ) - aEvent.xclient.data.l[4]=m_nXdndActionCopy; - else if( m_nUserDragAction & DNDConstants::ACTION_MOVE ) - aEvent.xclient.data.l[4]=m_nXdndActionMove; - else if( m_nUserDragAction & DNDConstants::ACTION_LINK ) - aEvent.xclient.data.l[4]=m_nXdndActionLink; - else - aEvent.xclient.data.l[4]=m_nXdndActionCopy; - XSendEvent( m_pDisplay, m_aDropProxy, False, NoEventMask, &aEvent ); - m_nNoPosX = m_nNoPosY = m_nNoPosWidth = m_nNoPosHeight = 0; - } -} - -// ------------------------------------------------------------------------ - -bool SelectionManager::handleDragEvent( XEvent& rMessage ) -{ - if( ! m_xDragSourceListener.is() ) - return false; - - ResettableMutexGuard aGuard(m_aMutex); - - bool bHandled = false; - - // for shortcut - ::std::hash_map< Window, DropTargetEntry >::const_iterator it = - m_aDropTargets.find( m_aDropWindow ); -#if OSL_DEBUG_LEVEL > 1 - switch( rMessage.type ) - { - case ClientMessage: - fprintf( stderr, "handleDragEvent: %s\n", OUStringToOString( getString( rMessage.xclient.message_type ), RTL_TEXTENCODING_ISO_8859_1 ).getStr() ); - break; - case MotionNotify: -// fprintf( stderr, "handleDragEvent: MotionNotify\n" ); - break; - case EnterNotify: - fprintf( stderr, "handleDragEvent: EnterNotify\n" ); - break; - case LeaveNotify: - fprintf( stderr, "handleDragEvent: LeaveNotify\n" ); - break; - case ButtonPress: - fprintf( stderr, "handleDragEvent: ButtonPress %d (m_nDragButton = %d)\n", rMessage.xbutton.button, m_nDragButton ); - break; - case ButtonRelease: - fprintf( stderr, "handleDragEvent: ButtonRelease %d (m_nDragButton = %d)\n", rMessage.xbutton.button, m_nDragButton ); - break; - case KeyPress: - fprintf( stderr, "handleDragEvent: KeyPress\n" ); - break; - case KeyRelease: - fprintf( stderr, "handleDragEvent: KeyRelease\n" ); - break; - default: - fprintf( stderr, "handleDragEvent: <unknown type %d>\n", rMessage.type ); - break; - } -#endif - - // handle drag related events - if( rMessage.type == ClientMessage ) - { - if( Atom(rMessage.xclient.message_type) == m_nXdndStatus && Atom(rMessage.xclient.data.l[0]) == m_aDropWindow ) - { - bHandled = true; - DragSourceDragEvent dsde; - dsde.Source = static_cast< OWeakObject* >(this); - dsde.DragSourceContext = new DragSourceContext( m_aDropWindow, m_nDragTimestamp, *this ); - dsde.DragSource = static_cast< XDragSource* >( this ); - dsde.UserAction = getUserDragAction(); - dsde.DropAction = DNDConstants::ACTION_NONE; - m_bDropSuccess = rMessage.xclient.data.l[1] & 1 ? true : false; -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "status drop action: accept = %s, %s\n", - m_bDropSuccess ? "true" : "false", - OUStringToOString( getString( rMessage.xclient.data.l[4] ), RTL_TEXTENCODING_ISO_8859_1 ).getStr() ); -#endif - if( rMessage.xclient.data.l[1] & 1 ) - { - if( m_nCurrentProtocolVersion > 1 ) - { - if( Atom(rMessage.xclient.data.l[4]) == m_nXdndActionCopy ) - dsde.DropAction = DNDConstants::ACTION_COPY; - else if( Atom(rMessage.xclient.data.l[4]) == m_nXdndActionMove ) - dsde.DropAction = DNDConstants::ACTION_MOVE; - else if( Atom(rMessage.xclient.data.l[4]) == m_nXdndActionLink ) - dsde.DropAction = DNDConstants::ACTION_LINK; - } - else - dsde.DropAction = DNDConstants::ACTION_COPY; - } - m_nTargetAcceptAction = dsde.DropAction; - - if( ! ( rMessage.xclient.data.l[1] & 2 ) ) - { - m_nNoPosX = rMessage.xclient.data.l[2] >> 16; - m_nNoPosY = rMessage.xclient.data.l[2] & 0xffff; - m_nNoPosWidth = rMessage.xclient.data.l[3] >> 16; - m_nNoPosHeight = rMessage.xclient.data.l[3] & 0xffff; - } - else - m_nNoPosX = m_nNoPosY = m_nNoPosWidth = m_nNoPosHeight = 0; - - setCursor( getDefaultCursor( dsde.DropAction ), m_aDropWindow, m_nDragTimestamp ); - aGuard.clear(); - m_xDragSourceListener->dragOver( dsde ); - } - else if( Atom(rMessage.xclient.message_type) == m_nXdndFinished && m_aDropWindow == Atom(rMessage.xclient.data.l[0]) ) - { - bHandled = true; - // notify the listener - DragSourceDropEvent dsde; - dsde.Source = static_cast< OWeakObject* >(this); - dsde.DragSourceContext = new DragSourceContext( m_aDropWindow, m_nDragTimestamp, *this ); - dsde.DragSource = static_cast< XDragSource* >(this); - dsde.DropAction = m_nTargetAcceptAction; - dsde.DropSuccess = m_bDropSuccess; - Reference< XDragSourceListener > xListener( m_xDragSourceListener ); - m_xDragSourceListener.clear(); - aGuard.clear(); - xListener->dragDropEnd( dsde ); - } - } - else if( rMessage.type == MotionNotify || - rMessage.type == EnterNotify || rMessage.type == LeaveNotify - ) - { - bHandled = true; - bool bForce = false; - int root_x = rMessage.type == MotionNotify ? rMessage.xmotion.x_root : rMessage.xcrossing.x_root; - int root_y = rMessage.type == MotionNotify ? rMessage.xmotion.y_root : rMessage.xcrossing.y_root; - Window root = rMessage.type == MotionNotify ? rMessage.xmotion.root : rMessage.xcrossing.root; - m_nDragTimestamp = rMessage.type == MotionNotify ? rMessage.xmotion.time : rMessage.xcrossing.time; - - aGuard.clear(); - if( rMessage.type == MotionNotify ) - { - bForce = updateDragAction( rMessage.xmotion.state ); - } - updateDragWindow( root_x, root_y, root ); - aGuard.reset(); - - if( m_nCurrentProtocolVersion >= 0 && m_aDropProxy != None ) - { - aGuard.clear(); - sendDropPosition( bForce, rMessage.type == MotionNotify ? rMessage.xmotion.time : rMessage.xcrossing.time ); - } - } - else if( rMessage.type == KeyPress || rMessage.type == KeyRelease ) - { - bHandled = true; - KeySym aKey = XKeycodeToKeysym( m_pDisplay, rMessage.xkey.keycode, 0 ); - if( aKey == XK_Escape ) - { - // abort drag - if( it != m_aDropTargets.end() ) - { - DropTargetEvent dte; - dte.Source = static_cast< OWeakObject* >( it->second.m_pTarget ); - aGuard.clear(); - it->second.m_pTarget->dragExit( dte ); - } - else if( m_aDropProxy != None && m_nCurrentProtocolVersion >= 0 ) - { - // send XdndLeave - XEvent aEvent; - aEvent.type = ClientMessage; - aEvent.xclient.display = m_pDisplay; - aEvent.xclient.format = 32; - aEvent.xclient.message_type = m_nXdndLeave; - aEvent.xclient.window = m_aDropWindow; - aEvent.xclient.data.l[0] = m_aWindow; - memset( aEvent.xclient.data.l+1, 0, sizeof(long)*4); - m_aDropWindow = m_aDropProxy = None; - XSendEvent( m_pDisplay, m_aDropProxy, False, NoEventMask, &aEvent ); - } - // notify the listener - DragSourceDropEvent dsde; - dsde.Source = static_cast< OWeakObject* >(this); - dsde.DragSourceContext = new DragSourceContext( m_aDropWindow, m_nDragTimestamp, *this ); - dsde.DragSource = static_cast< XDragSource* >(this); - dsde.DropAction = DNDConstants::ACTION_NONE; - dsde.DropSuccess = sal_False; - Reference< XDragSourceListener > xListener( m_xDragSourceListener ); - m_xDragSourceListener.clear(); - aGuard.clear(); - xListener->dragDropEnd( dsde ); - } - else - { - /* - * man page says: state is state immediate PRIOR to the - * event. It would seem that this is a somewhat arguable - * design decision. - */ - int nState = rMessage.xkey.state; - int nNewState = 0; - switch( aKey ) - { - case XK_Shift_R: - case XK_Shift_L: nNewState = ShiftMask;break; - case XK_Control_R: - case XK_Control_L: nNewState = ControlMask;break; - // just interested in shift and ctrl for dnd - } - if( rMessage.type == KeyPress ) - nState |= nNewState; - else - nState &= ~nNewState; - aGuard.clear(); - if( updateDragAction( nState ) ) - sendDropPosition( true, rMessage.xkey.time ); - } - } - else if( - ( rMessage.type == ButtonPress || rMessage.type == ButtonRelease ) && - rMessage.xbutton.button == m_nDragButton ) - { - bool bCancel = true; - if( m_aDropWindow != None ) - { - if( it != m_aDropTargets.end() ) - { - if( it->second.m_pTarget->m_bActive && m_nUserDragAction != DNDConstants::ACTION_NONE && m_bLastDropAccepted ) - { - bHandled = true; - int x, y; - Window aChild; - XTranslateCoordinates( m_pDisplay, rMessage.xbutton.root, m_aDropWindow, rMessage.xbutton.x_root, rMessage.xbutton.y_root, &x, &y, &aChild ); - DropTargetDropEvent dtde; - dtde.Source = static_cast< OWeakObject* >(it->second.m_pTarget ); - dtde.Context = new DropTargetDropContext( m_aCurrentDropWindow, m_nDropTimestamp, *this ); - dtde.LocationX = x; - dtde.LocationY = y; - dtde.DropAction = m_nUserDragAction; - dtde.SourceActions = m_nSourceActions; - dtde.Transferable = m_xDragSourceTransferable; - m_bDropSent = true; - m_nDropTimeout = time( NULL ); - m_bDropWaitingForCompletion = true; - aGuard.clear(); - it->second->drop( dtde ); - bCancel = false; - } - else bCancel = true; - } - else if( m_nCurrentProtocolVersion >= 0 ) - { - bHandled = true; - - XEvent aEvent; - aEvent.type = ClientMessage; - aEvent.xclient.display = m_pDisplay; - aEvent.xclient.format = 32; - aEvent.xclient.message_type = m_nXdndDrop; - aEvent.xclient.window = m_aDropWindow; - aEvent.xclient.data.l[0] = m_aWindow; - aEvent.xclient.data.l[1] = 0; - aEvent.xclient.data.l[2] = rMessage.xbutton.time; - aEvent.xclient.data.l[3] = 0; - aEvent.xclient.data.l[4] = 0; - - m_bDropSent = true; - m_nDropTimeout = time( NULL ); - XSendEvent( m_pDisplay, m_aDropProxy, False, NoEventMask, &aEvent ); - bCancel = false; - } - else - { - // dropping on non XdndWindows: acquire ownership of - // PRIMARY and send a middle mouse button click down/up to - // target window - SelectionAdaptor* pAdaptor = getAdaptor( XA_PRIMARY ); - if( pAdaptor ) - { - bHandled = true; - - Window aDummy; - XEvent aEvent; - aEvent.type = ButtonPress; - aEvent.xbutton.display = m_pDisplay; - aEvent.xbutton.window = m_aDropWindow; - aEvent.xbutton.root = rMessage.xbutton.root; - aEvent.xbutton.subwindow = m_aDropWindow; - aEvent.xbutton.time = rMessage.xbutton.time+1; - aEvent.xbutton.x_root = rMessage.xbutton.x_root; - aEvent.xbutton.y_root = rMessage.xbutton.y_root; - aEvent.xbutton.state = rMessage.xbutton.state; - aEvent.xbutton.button = Button2; - aEvent.xbutton.same_screen = True; - XTranslateCoordinates( m_pDisplay, - rMessage.xbutton.root, m_aDropWindow, - rMessage.xbutton.x_root, rMessage.xbutton.y_root, - &aEvent.xbutton.x, &aEvent.xbutton.y, - &aDummy ); - XSendEvent( m_pDisplay, m_aDropWindow, False, ButtonPressMask, &aEvent ); - aEvent.xbutton.type = ButtonRelease; - aEvent.xbutton.time++; - aEvent.xbutton.state |= Button2Mask; - XSendEvent( m_pDisplay, m_aDropWindow, False, ButtonReleaseMask, &aEvent ); - - m_bDropSent = true; - m_nDropTimeout = time( NULL ); - XSendEvent( m_pDisplay, m_aDropProxy, False, NoEventMask, &aEvent ); - m_bWaitingForPrimaryConversion = true; - m_bDropSent = true; - m_nDropTimeout = time( NULL ); - // HACK :-) - aGuard.clear(); - static_cast< X11Clipboard* >( pAdaptor )->setContents( m_xDragSourceTransferable, Reference< ::com::sun::star::datatransfer::clipboard::XClipboardOwner >() ); - aGuard.reset(); - bCancel = false; - } - } - } - if( bCancel ) - { - // cancel drag - DragSourceDropEvent dsde; - dsde.Source = static_cast< OWeakObject* >(this); - dsde.DragSourceContext = new DragSourceContext( m_aDropWindow, m_nDragTimestamp, *this ); - dsde.DragSource = static_cast< XDragSource* >(this); - dsde.DropAction = DNDConstants::ACTION_NONE; - dsde.DropSuccess = sal_False; - Reference< XDragSourceListener > xListener( m_xDragSourceListener ); - m_xDragSourceListener.clear(); - aGuard.clear(); - xListener->dragDropEnd( dsde ); - bHandled = true; - } - } - return bHandled; -} - -// ------------------------------------------------------------------------ - -void SelectionManager::accept( sal_Int8 dragOperation, Window aDropWindow, Time ) -{ - if( aDropWindow == m_aCurrentDropWindow ) - { -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "accept: %x\n", dragOperation ); -#endif - Atom nAction = None; - dragOperation &= (DNDConstants::ACTION_MOVE | DNDConstants::ACTION_COPY | DNDConstants::ACTION_LINK); - if( dragOperation & DNDConstants::ACTION_MOVE ) - nAction = m_nXdndActionMove; - else if( dragOperation & DNDConstants::ACTION_COPY ) - nAction = m_nXdndActionCopy; - else if( dragOperation & DNDConstants::ACTION_LINK ) - nAction = m_nXdndActionLink; - m_bLastDropAccepted = true; - sendDragStatus( nAction ); - } -} - -// ------------------------------------------------------------------------ - -void SelectionManager::reject( Window aDropWindow, Time ) -{ - if( aDropWindow == m_aCurrentDropWindow ) - { -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "reject\n" ); -#endif - m_bLastDropAccepted = false; - sendDragStatus( None ); - if( m_bDropSent && m_xDragSourceListener.is() ) - { - DragSourceDropEvent dsde; - dsde.Source = static_cast< OWeakObject* >(this); - dsde.DragSourceContext = new DragSourceContext( m_aDropWindow, m_nDragTimestamp, *this ); - dsde.DragSource = static_cast< XDragSource* >(this); - dsde.DropAction = DNDConstants::ACTION_NONE; - dsde.DropSuccess = sal_False; - m_xDragSourceListener->dragDropEnd( dsde ); - m_xDragSourceListener.clear(); - } - } -} - -/* - * XDragSource - */ - -sal_Bool SelectionManager::isDragImageSupported() throw() -{ - return sal_False; -} - -// ------------------------------------------------------------------------ - -sal_Int32 SelectionManager::getDefaultCursor( sal_Int8 dragAction ) throw() -{ - Cursor aCursor = m_aNoneCursor; - if( dragAction & DNDConstants::ACTION_MOVE ) - aCursor = m_aMoveCursor; - else if( dragAction & DNDConstants::ACTION_COPY ) - aCursor = m_aCopyCursor; - else if( dragAction & DNDConstants::ACTION_LINK ) - aCursor = m_aLinkCursor; - return aCursor; -} - -// ------------------------------------------------------------------------ - -int SelectionManager::getXdndVersion( Window aWindow, Window& rProxy ) -{ - Atom* pProperties = NULL; - int nProperties = 0; - Atom nType; - int nFormat; - unsigned long nItems, nBytes; - unsigned char* pBytes = NULL; - - int nVersion = -1; - rProxy = None; - - /* - * XListProperties is used here to avoid unnecessary XGetWindowProperty calls - * and therefore reducing latency penalty - */ - pProperties = XListProperties( m_pDisplay, aWindow, &nProperties ); - // first look for proxy - int i; - for( i = 0; i < nProperties; i++ ) - { - if( pProperties[i] == m_nXdndProxy ) - { - XGetWindowProperty( m_pDisplay, aWindow, m_nXdndProxy, 0, 1, False, XA_WINDOW, - &nType, &nFormat, &nItems, &nBytes, &pBytes ); - if( pBytes ) - { - if( nType == XA_WINDOW ) - rProxy = *(Window*)pBytes; - XFree( pBytes ); - pBytes = NULL; - if( rProxy != None ) - { - // now check proxy wether it points to itself - XGetWindowProperty( m_pDisplay, rProxy, m_nXdndProxy, 0, 1, False, XA_WINDOW, - &nType, &nFormat, &nItems, &nBytes, &pBytes ); - if( pBytes ) - { - if( nType == XA_WINDOW && *(Window*)pBytes != rProxy ) - rProxy = None; - XFree( pBytes ); - pBytes = NULL; - } - else - rProxy = None; - } - } - break; - } - } - Window aAwareWindow = rProxy != None ? rProxy : aWindow; - - XGetWindowProperty( m_pDisplay, aAwareWindow, m_nXdndAware, 0, 1, False, XA_ATOM, - &nType, &nFormat, &nItems, &nBytes, &pBytes ); - if( pBytes ) - { - if( nType == XA_ATOM ) - nVersion = *(Atom*)pBytes; - XFree( pBytes ); - } - - nVersion = nVersion > nXdndProtocolRevision ? nXdndProtocolRevision : nVersion; - - return nVersion; -} - -// ------------------------------------------------------------------------ - -void SelectionManager::updateDragWindow( int nX, int nY, Window aRoot ) -{ - ResettableMutexGuard aGuard( m_aMutex ); - - Reference< XDragSourceListener > xListener( m_xDragSourceListener ); - - m_nLastDragX = nX; - m_nLastDragY = nY; - - Window aParent = aRoot; - Window aChild; - Window aNewProxy = None, aNewCurrentWindow = None; - int nNewProtocolVersion = -1; - int nWinX, nWinY; - - // find the first XdndAware window or check if root window is - // XdndAware or has XdndProxy - do - { - XTranslateCoordinates( m_pDisplay, aRoot, aParent, nX, nY, &nWinX, &nWinY, &aChild ); - if( aChild != None ) - { - if( aChild == m_aCurrentDropWindow && aChild != aRoot && m_nCurrentProtocolVersion >= 0 ) - { - aParent = aChild; - break; - } - nNewProtocolVersion = getXdndVersion( aChild, aNewProxy ); - aParent = aChild; - } - } while( aChild != None && nNewProtocolVersion < 0 ); - - aNewCurrentWindow = aParent; - if( aNewCurrentWindow == aRoot ) - { - // no children, try root drop - nNewProtocolVersion = getXdndVersion( aNewCurrentWindow, aNewProxy ); - if( nNewProtocolVersion < 3 ) - { - aNewCurrentWindow = aNewProxy = None; - nNewProtocolVersion = nXdndProtocolRevision; - } - } - - - DragSourceDragEvent dsde; - dsde.Source = static_cast< OWeakObject* >(this); - dsde.DragSourceContext = new DragSourceContext( m_aDropWindow, m_nDragTimestamp, *this ); - dsde.DragSource = static_cast< XDragSource* >(this); - dsde.DropAction = nNewProtocolVersion >= 0 ? m_nUserDragAction : DNDConstants::ACTION_COPY; - dsde.UserAction = nNewProtocolVersion >= 0 ? m_nUserDragAction : DNDConstants::ACTION_COPY; - - ::std::hash_map< Window, DropTargetEntry >::const_iterator it; - if( aNewCurrentWindow != m_aDropWindow ) - { -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "drag left window 0x%lx (rev. %d), entered window 0x%lx (rev %d)\n", m_aDropWindow, m_nCurrentProtocolVersion, aNewCurrentWindow, nNewProtocolVersion ); -#endif - - if( m_aDropWindow != None ) - { - it = m_aDropTargets.find( m_aDropWindow ); - if( it != m_aDropTargets.end() ) - // shortcut for own drop targets - { - DropTargetEvent dte; - dte.Source = static_cast< OWeakObject* >( it->second.m_pTarget ); - aGuard.clear(); - it->second.m_pTarget->dragExit( dte ); - aGuard.reset(); - } - else - { - // send old drop target a XdndLeave - XEvent aEvent; - aEvent.type = ClientMessage; - aEvent.xclient.display = m_pDisplay; - aEvent.xclient.format = 32; - aEvent.xclient.message_type = m_nXdndLeave; - aEvent.xclient.window = m_aDropWindow; - aEvent.xclient.data.l[0] = m_aWindow; - aEvent.xclient.data.l[1] = 0; - XSendEvent( m_pDisplay, m_aDropProxy, False, NoEventMask, &aEvent ); - } - if( xListener.is() ) - { - aGuard.clear(); - xListener->dragExit( dsde ); - aGuard.reset(); - } - } - - m_nCurrentProtocolVersion = nNewProtocolVersion; - m_aDropWindow = aNewCurrentWindow; - m_aDropProxy = aNewProxy != None ? aNewProxy : m_aDropWindow; - - it = m_aDropTargets.find( m_aDropWindow ); - if( it != m_aDropTargets.end() && ! it->second.m_pTarget->m_bActive ) - m_aDropProxy = None; - - if( m_aDropProxy != None && xListener.is() ) - { - aGuard.clear(); - xListener->dragEnter( dsde ); - aGuard.reset(); - } - // send XdndEnter - if( m_aDropProxy != None && m_nCurrentProtocolVersion >= 0 ) - { - it = m_aDropTargets.find( m_aDropWindow ); - if( it != m_aDropTargets.end() ) - { - XTranslateCoordinates( m_pDisplay, aRoot, m_aDropWindow, nX, nY, &nWinX, &nWinY, &aChild ); - DropTargetDragEnterEvent dtde; - dtde.Source = static_cast< OWeakObject* >( it->second.m_pTarget ); - dtde.Context = new DropTargetDragContext( m_aCurrentDropWindow, m_nDropTimestamp, *this ); - dtde.LocationX = nWinX; - dtde.LocationY = nWinY; - dtde.DropAction = m_nUserDragAction; - dtde.SourceActions = m_nSourceActions; - dtde.SupportedDataFlavors = m_xDragSourceTransferable->getTransferDataFlavors(); - aGuard.clear(); - it->second.m_pTarget->dragEnter( dtde ); - aGuard.reset(); - } - else - { - XEvent aEvent; - aEvent.type = ClientMessage; - aEvent.xclient.display = m_pDisplay; - aEvent.xclient.format = 32; - aEvent.xclient.message_type = m_nXdndEnter; - aEvent.xclient.window = m_aDropWindow; - aEvent.xclient.data.l[0] = m_aWindow; - aEvent.xclient.data.l[1] = m_nCurrentProtocolVersion << 24; - memset( aEvent.xclient.data.l + 2, 0, sizeof( long )*3 ); - // fill in data types - ::std::list< Atom > aConversions; - getNativeTypeList( m_aDragFlavors, aConversions, m_nXdndSelection ); - if( aConversions.size() > 3 ) - aEvent.xclient.data.l[1] |= 1; - ::std::list< Atom >::const_iterator type_it = aConversions.begin(); - for( int i = 0; type_it != aConversions.end() && i < 3; i++, ++type_it ) - aEvent.xclient.data.l[i+2] = *type_it; - XSendEvent( m_pDisplay, m_aDropProxy, False, NoEventMask, &aEvent ); - } - } - m_nNoPosX = m_nNoPosY = m_nNoPosWidth = m_nNoPosHeight = 0; - } - else if( m_aDropProxy != None && xListener.is() ) - { - aGuard.clear(); - // drag over for XdndAware windows comes when receiving XdndStatus - xListener->dragOver( dsde ); - } -} - -// ------------------------------------------------------------------------ - -void SelectionManager::startDrag( - const DragGestureEvent& trigger, - sal_Int8 sourceActions, - sal_Int32, - sal_Int32, - const Reference< XTransferable >& transferable, - const Reference< XDragSourceListener >& listener - ) throw() -{ -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "startDrag( sourceActions = %x )\n", (int)sourceActions ); -#endif - - DragSourceDropEvent aDragFailedEvent; - aDragFailedEvent.Source = static_cast< OWeakObject* >(this); - aDragFailedEvent.DragSource = static_cast< XDragSource* >(this); - aDragFailedEvent.DragSourceContext = new DragSourceContext( None, CurrentTime, *this ); - aDragFailedEvent.DropAction = DNDConstants::ACTION_NONE; - aDragFailedEvent.DropSuccess = sal_False; - - if( m_aDragRunning.check() ) - { - if( listener.is() ) - listener->dragDropEnd( aDragFailedEvent ); - -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "*** ERROR *** second drag and drop started.\n" ); - if( m_xDragSourceListener.is() ) - fprintf( stderr, "*** ERROR *** drag source listener already set.\n" ); - else - fprintf( stderr, "*** ERROR *** drag thread already running.\n" ); -#endif - return; - } - - { - ClearableMutexGuard aGuard(m_aMutex); - - // first get the current pointer position and the window that - // the pointer is located in. since said window should be one - // of our DropTargets at the time of executeDrag we can use - // them for a start - Window aRoot, aParent, aChild; - int root_x, root_y, win_x, win_y; - unsigned int mask; - - ::std::hash_map< Window, DropTargetEntry >::const_iterator it; - it = m_aDropTargets.begin(); - while( it != m_aDropTargets.end() ) - { - if( XQueryPointer( m_pDisplay, it->second.m_aRootWindow, - &aRoot, &aParent, - &root_x, &root_y, - &win_x, &win_y, - &mask ) ) - { - aParent = it->second.m_aRootWindow; - break; - } - ++it; - } - - // don't start DnD if there is none of our windows on the same screen as - // the pointer or if no mouse button is pressed - if( it == m_aDropTargets.end() || (mask & (Button1Mask|Button2Mask|Button3Mask)) == 0 ) - { - aGuard.clear(); - if( listener.is() ) - listener->dragDropEnd( aDragFailedEvent ); - return; - } - - // try to find which of our drop targets is the drag source - // if that drop target is deregistered we should stop executing - // the drag (actually this is a poor substitute for an "endDrag" - // method ). - m_aDragSourceWindow = None; - aParent = aRoot = it->second.m_aRootWindow; - do - { - XTranslateCoordinates( m_pDisplay, aRoot, aParent, root_x, root_y, &win_x, &win_y, &aChild ); - if( aChild != None && m_aDropTargets.find( aChild ) != m_aDropTargets.end() ) - { - m_aDragSourceWindow = aChild; -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "found drag source window 0x%lx\n", m_aDragSourceWindow ); -#endif - break; - } - aParent = aChild; - } while( aChild != None ); - - -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "try to grab pointer ... " ); -#endif - int nPointerGrabSuccess = - XGrabPointer( m_pDisplay, it->second.m_aRootWindow, True, - DRAG_EVENT_MASK, - GrabModeAsync, GrabModeAsync, - None, - None, - CurrentTime ); -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "%d\n", nPointerGrabSuccess ); -#endif -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "try to grab keyboard ... " ); -#endif - int nKeyboardGrabSuccess = - XGrabKeyboard( m_pDisplay, it->second.m_aRootWindow, True, - GrabModeAsync, GrabModeAsync, CurrentTime ); -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "%d\n", nKeyboardGrabSuccess ); -#endif - if( nPointerGrabSuccess != GrabSuccess || nKeyboardGrabSuccess != GrabSuccess ) - { - if( nPointerGrabSuccess == GrabSuccess ) - XUngrabPointer( m_pDisplay, CurrentTime ); - if( nKeyboardGrabSuccess == GrabSuccess ) - XUngrabKeyboard( m_pDisplay, CurrentTime ); - XFlush( m_pDisplay ); - aGuard.clear(); - if( listener.is() ) - listener->dragDropEnd( aDragFailedEvent ); - return; - } - - m_xDragSourceTransferable = transferable; - m_xDragSourceListener = listener; - m_aDragFlavors = transferable->getTransferDataFlavors(); - m_aCurrentCursor = None; - - requestOwnership( m_nXdndSelection ); - - ::std::list< Atom > aConversions; - ::std::list< Atom >::const_iterator type_it; - getNativeTypeList( m_aDragFlavors, aConversions, m_nXdndSelection ); - - int nTypes = aConversions.size(); - Atom* pTypes = (Atom*)alloca( sizeof(Atom)*nTypes ); - type_it = aConversions.begin(); - for( int n = 0; n < nTypes; n++, ++type_it ) - pTypes[n] = *type_it; - - XChangeProperty( m_pDisplay, m_aWindow, m_nXdndTypeList, XA_ATOM, 32, PropModeReplace, (unsigned char*)pTypes, nTypes ); - - m_nSourceActions = sourceActions | DNDConstants::ACTION_DEFAULT; - m_nUserDragAction = DNDConstants::ACTION_MOVE & m_nSourceActions; - if( ! m_nUserDragAction ) - m_nUserDragAction = DNDConstants::ACTION_COPY & m_nSourceActions; - if( ! m_nUserDragAction ) - m_nUserDragAction = DNDConstants::ACTION_LINK & m_nSourceActions; - m_nTargetAcceptAction = DNDConstants::ACTION_DEFAULT; - m_bDropSent = false; - m_bDropSuccess = false; - m_bWaitingForPrimaryConversion = false; - m_nDragButton = Button1; // default to left button - if( trigger.Event.getValueTypeName().equalsAsciiL( "com.sun.star.awt.MouseEvent", 27 ) ) - { - MouseEvent aEvent; - trigger.Event >>= aEvent; - if( aEvent.Buttons & MouseButton::LEFT ) - m_nDragButton = Button1; - else if( aEvent.Buttons & MouseButton::RIGHT ) - m_nDragButton = Button3; - else if( aEvent.Buttons & MouseButton::MIDDLE ) - m_nDragButton = Button2; - } -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "m_nUserDragAction = %x\n", (int)m_nUserDragAction ); -#endif - updateDragWindow( root_x, root_y, aRoot ); - m_nUserDragAction = ~0; - updateDragAction( mask ); - } - - m_aDragRunning.set(); - m_aDragExecuteThread = osl_createSuspendedThread( call_SelectionManager_runDragExecute, this ); - if( m_aDragExecuteThread ) - osl_resumeThread( m_aDragExecuteThread ); - else - { -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "osl_createSuspendedThread failed for drag execute\n" ); -#endif - m_xDragSourceListener.clear(); - m_xDragSourceTransferable.clear(); - - m_bDropSent = false; - m_bDropSuccess = false; - m_bWaitingForPrimaryConversion = false; - m_aDropWindow = None; - m_aDropProxy = None; - m_nCurrentProtocolVersion = nXdndProtocolRevision; - m_nNoPosX = 0; - m_nNoPosY = 0; - m_nNoPosWidth = 0; - m_nNoPosHeight = 0; - m_aCurrentCursor = None; - - XUngrabPointer( m_pDisplay, CurrentTime ); - XUngrabKeyboard( m_pDisplay, CurrentTime ); - XFlush( m_pDisplay ); - - m_aDragRunning.reset(); - - if( listener.is() ) - listener->dragDropEnd( aDragFailedEvent ); - } -} - -void SelectionManager::runDragExecute( void* pThis ) -{ - SelectionManager* This = (SelectionManager*)pThis; - This->dragDoDispatch(); -} - -void SelectionManager::dragDoDispatch() -{ - - // do drag - // m_xDragSourceListener will be cleared on finished drop -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "begin executeDrag dispatching\n" ); -#endif - TimeValue aTVal; - aTVal.Seconds = 0; - aTVal.Nanosec = 200000000; - oslThread aThread = m_aDragExecuteThread; - while( m_xDragSourceListener.is() && ( ! m_bDropSent || time(NULL)-m_nDropTimeout < 5 ) && osl_scheduleThread( aThread ) ) - { - // let the thread in the run method do the dispatching - // just look occasionally here whether drop timed out or is completed - osl_waitThread( &aTVal ); - } -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "end executeDrag dispatching\n" ); -#endif - { - ClearableMutexGuard aGuard(m_aMutex); - - Reference< XDragSourceListener > xListener( m_xDragSourceListener ); - Reference< XTransferable > xTransferable( m_xDragSourceTransferable ); - m_xDragSourceListener.clear(); - m_xDragSourceTransferable.clear(); - - DragSourceDropEvent dsde; - dsde.Source = static_cast< OWeakObject* >(this); - dsde.DragSourceContext = new DragSourceContext( m_aDropWindow, m_nDragTimestamp, *this ); - dsde.DragSource = static_cast< XDragSource* >(this); - dsde.DropAction = DNDConstants::ACTION_NONE; - dsde.DropSuccess = sal_False; - - // cleanup after drag - if( m_bWaitingForPrimaryConversion ) - getAdaptor( XA_PRIMARY )->clearTransferable(); - - m_bDropSent = false; - m_bDropSuccess = false; - m_bWaitingForPrimaryConversion = false; - m_aDropWindow = None; - m_aDropProxy = None; - m_nCurrentProtocolVersion = nXdndProtocolRevision; - m_nNoPosX = 0; - m_nNoPosY = 0; - m_nNoPosWidth = 0; - m_nNoPosHeight = 0; - m_aCurrentCursor = None; - - XUngrabPointer( m_pDisplay, CurrentTime ); - XUngrabKeyboard( m_pDisplay, CurrentTime ); - XFlush( m_pDisplay ); - - m_aDragExecuteThread = NULL; - m_aDragRunning.reset(); - - aGuard.clear(); - if( xListener.is() ) - { - xTransferable.clear(); - xListener->dragDropEnd( dsde ); - } - } - osl_destroyThread( aThread ); -} - -/* - * XDragSourceContext - */ - -sal_Int32 SelectionManager::getCurrentCursor() -{ - return m_aCurrentCursor; -} - -// ------------------------------------------------------------------------ - -void SelectionManager::setCursor( sal_Int32 cursor, Window aDropWindow, Time ) -{ - MutexGuard aGuard( m_aMutex ); - if( aDropWindow == m_aDropWindow && Cursor(cursor) != m_aCurrentCursor ) - { - if( m_xDragSourceListener.is() && ! m_bDropSent ) - { - m_aCurrentCursor = cursor; - XChangeActivePointerGrab( m_pDisplay, DRAG_EVENT_MASK, cursor, CurrentTime ); - XFlush( m_pDisplay ); - } - } -} - -// ------------------------------------------------------------------------ - -void SelectionManager::setImage( sal_Int32, Window, Time ) -{ -} - -// ------------------------------------------------------------------------ - -void SelectionManager::transferablesFlavorsChanged() -{ - MutexGuard aGuard(m_aMutex); - - m_aDragFlavors = m_xDragSourceTransferable->getTransferDataFlavors(); - int i; - - std::list< Atom > aConversions; - std::list< Atom >::const_iterator type_it; - - getNativeTypeList( m_aDragFlavors, aConversions, m_nXdndSelection ); - - int nTypes = aConversions.size(); - Atom* pTypes = (Atom*)alloca( sizeof(Atom)*aConversions.size() ); - for( i = 0, type_it = aConversions.begin(); type_it != aConversions.end(); ++type_it, i++ ) - pTypes[i] = *type_it; - XChangeProperty( m_pDisplay, m_aWindow, m_nXdndTypeList, XA_ATOM, 32, PropModeReplace, (unsigned char*)pTypes, nTypes ); - - if( m_aCurrentDropWindow != None && m_nCurrentProtocolVersion >= 0 ) - { - // send synthetic leave and enter events - - XEvent aEvent; - - aEvent.type = ClientMessage; - aEvent.xclient.display = m_pDisplay; - aEvent.xclient.format = 32; - aEvent.xclient.window = m_aDropWindow; - aEvent.xclient.data.l[0] = m_aWindow; - - aEvent.xclient.message_type = m_nXdndLeave; - aEvent.xclient.data.l[1] = 0; - XSendEvent( m_pDisplay, m_aDropProxy, False, NoEventMask, &aEvent ); - - aEvent.xclient.message_type = m_nXdndEnter; - aEvent.xclient.data.l[1] = m_nCurrentProtocolVersion << 24; - memset( aEvent.xclient.data.l + 2, 0, sizeof( long )*3 ); - // fill in data types - if( nTypes > 3 ) - aEvent.xclient.data.l[1] |= 1; - for( int j = 0; j < nTypes && j < 3; j++ ) - aEvent.xclient.data.l[j+2] = pTypes[j]; - - XSendEvent( m_pDisplay, m_aDropProxy, False, NoEventMask, &aEvent ); - } -} - -/* - * dispatch loop - */ - -// ------------------------------------------------------------------------ - -bool SelectionManager::handleXEvent( XEvent& rEvent ) -{ - /* - * since we are XConnectionListener to a second X display - * to get client messages it is essential not to dispatch - * events twice that we get on both connections - * - * #95201# between dispatching ButtonPress and startDrag - * the user can already have released the mouse. The ButtonRelease - * will then be dispatched in VCLs queue and never turn up here. - * Which is not so good, since startDrag will XGrabPointer and - * XGrabKeyboard -> solid lock. - */ - if( rEvent.xany.display != m_pDisplay - && rEvent.type != ClientMessage - && rEvent.type != ButtonPress - && rEvent.type != ButtonRelease - ) - return false; - - bool bHandled = false; - switch (rEvent.type) - { - case SelectionClear: - { - ClearableMutexGuard aGuard(m_aMutex); -#if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "SelectionClear for selection %s\n", - OUStringToOString( getString( rEvent.xselectionclear.selection ), RTL_TEXTENCODING_ISO_8859_1 ).getStr() - ); -#endif - SelectionAdaptor* pAdaptor = getAdaptor( rEvent.xselectionclear.selection ); - std::hash_map< Atom, Selection* >::iterator it( m_aSelections.find( rEvent.xselectionclear.selection ) ); - if( it != m_aSelections.end() ) - it->second->m_bOwner = false; - aGuard.clear(); - if ( pAdaptor ) - pAdaptor->clearTransferable(); - } - break; - - case SelectionRequest: - bHandled = handleSelectionRequest( rEvent.xselectionrequest ); - break; - case PropertyNotify: - if( rEvent.xproperty.window == m_aWindow || - rEvent.xproperty.window == m_aCurrentDropWindow - ) - bHandled = handleReceivePropertyNotify( rEvent.xproperty ); - else - bHandled = handleSendPropertyNotify( rEvent.xproperty ); - break; - case SelectionNotify: - bHandled = handleSelectionNotify( rEvent.xselection ); - break; - case ClientMessage: - // messages from drag target - if( rEvent.xclient.message_type == m_nXdndStatus || - rEvent.xclient.message_type == m_nXdndFinished ) - bHandled = handleDragEvent( rEvent ); - // messages from drag source - else if( - rEvent.xclient.message_type == m_nXdndEnter || - rEvent.xclient.message_type == m_nXdndLeave || - rEvent.xclient.message_type == m_nXdndPosition || - rEvent.xclient.message_type == m_nXdndDrop - ) - bHandled = handleDropEvent( rEvent.xclient ); - break; - case EnterNotify: - case LeaveNotify: - case MotionNotify: - case ButtonPress: - case ButtonRelease: - case KeyPress: - case KeyRelease: - bHandled = handleDragEvent( rEvent ); - break; - default: - ; - } - return bHandled; -} - -// ------------------------------------------------------------------------ - -void SelectionManager::dispatchEvent( int millisec ) -{ - pollfd aPollFD; - XEvent event; - - // query socket handle to poll on - aPollFD.fd = ConnectionNumber( m_pDisplay ); - aPollFD.events = POLLIN; - aPollFD.revents = 0; - - // wait for activity (outside the xlib) - if( poll( &aPollFD, 1, millisec ) > 0 ) - { - // now acquire the mutex to prevent other threads - // from using the same X connection - ResettableMutexGuard aGuard(m_aMutex); - - // prevent that another thread already ate the input - // this can happen if e.g. another thread does - // an X request getting a response. the response - // would be removed from the queue and we would end up - // with an empty socket here - if( poll( &aPollFD, 1, 0 ) > 0 ) - { - int nPending = 1; - while( nPending ) - { - nPending = XPending( m_pDisplay ); - if( nPending ) - { - XNextEvent( m_pDisplay, &event ); - aGuard.clear(); - handleXEvent( event ); - aGuard.reset(); - } - } - } - } -} - -// ------------------------------------------------------------------------ - -void SelectionManager::run( void* pThis ) -{ -#if OSL_DEBUG_LEVEL > 1 - fprintf(stderr, "SelectionManager::run\n" ); -#endif - // dispatch until the cows come home - - SelectionManager* This = (SelectionManager*)pThis; - - timeval aLast; - gettimeofday( &aLast, 0 ); - - while( osl_scheduleThread(This->m_aThread) ) - { - This->dispatchEvent( 1000 ); - - timeval aNow; - gettimeofday( &aNow, 0 ); - - if( (aNow.tv_sec - aLast.tv_sec) > 0 ) - { - ClearableMutexGuard aGuard(This->m_aMutex); - std::list< std::pair< SelectionAdaptor*, Reference< XInterface > > > aChangeList; - - for( std::hash_map< Atom, Selection* >::iterator it = This->m_aSelections.begin(); it != This->m_aSelections.end(); ++it ) - { - if( it->first != This->m_nXdndSelection && ! it->second->m_bOwner ) - { - Window aOwner = XGetSelectionOwner( This->m_pDisplay, it->first ); - if( aOwner != it->second->m_aLastOwner ) - { - it->second->m_aLastOwner = aOwner; - std::pair< SelectionAdaptor*, Reference< XInterface > > - aKeep( it->second->m_pAdaptor, it->second->m_pAdaptor->getReference() ); - aChangeList.push_back( aKeep ); - } - } - } - aGuard.clear(); - while( aChangeList.begin() != aChangeList.end() ) - { - aChangeList.front().first->fireContentsChanged(); - aChangeList.pop_front(); - } - aLast = aNow; - } - } -#if OSL_DEBUG_LEVEL > 1 - fprintf(stderr, "SelectionManager::run end\n" ); -#endif -} - -// ------------------------------------------------------------------------ - -sal_Bool SelectionManager::handleEvent( const Any& event ) throw() -{ - Sequence< sal_Int8 > aSeq; - if( (event >>= aSeq) ) - { - XEvent* pEvent = (XEvent*)aSeq.getArray(); - Time nTimestamp = CurrentTime; - if( pEvent->type == ButtonPress || pEvent->type == ButtonRelease ) - nTimestamp = pEvent->xbutton.time; - else if( pEvent->type == KeyPress || pEvent->type == KeyRelease ) - nTimestamp = pEvent->xkey.time; - else if( pEvent->type == MotionNotify ) - nTimestamp = pEvent->xmotion.time; - else if( pEvent->type == PropertyNotify ) - nTimestamp = pEvent->xproperty.time; - - if( nTimestamp != CurrentTime ) - { - MutexGuard aGuard(m_aMutex); - - m_nSelectionTimestamp = nTimestamp; - } - - return sal_Bool( handleXEvent( *pEvent ) ); - } - else - { - #if OSL_DEBUG_LEVEL > 1 - fprintf( stderr, "SelectionManager got downing event\n" ); - #endif - MutexGuard aGuard(m_aMutex); - // stop dispatching - if( m_aThread ) - osl_terminateThread( m_aThread ); - m_xDisplayConnection->removeEventHandler( Any(), this ); - m_xDisplayConnection.clear(); - } - return sal_True; -} - -// ------------------------------------------------------------------------ - -void SelectionManager::registerHandler( Atom selection, SelectionAdaptor& rAdaptor ) -{ - MutexGuard aGuard(m_aMutex); - - Selection* pNewSelection = new Selection(); - pNewSelection->m_pAdaptor = &rAdaptor; - pNewSelection->m_aAtom = selection; - m_aSelections[ selection ] = pNewSelection; -} - -// ------------------------------------------------------------------------ - -void SelectionManager::deregisterHandler( Atom selection ) -{ - MutexGuard aGuard(m_aMutex); - - ::std::hash_map< Atom, Selection* >::iterator it = - m_aSelections.find( selection ); - if( it != m_aSelections.end() ) - { - delete it->second->m_pPixmap; - delete it->second; - m_aSelections.erase( it ); - } -} - -// ------------------------------------------------------------------------ - -void SelectionManager::registerDropTarget( Window aWindow, DropTarget* pTarget ) -{ - MutexGuard aGuard(m_aMutex); - - // sanity check - ::std::hash_map< Window, DropTargetEntry >::const_iterator it = - m_aDropTargets.find( aWindow ); - if( it != m_aDropTargets.end() ) - OSL_ASSERT( "attempt to register window as drop target twice" ); - else if( aWindow && m_pDisplay ) - { - XSelectInput( m_pDisplay, aWindow, PropertyChangeMask ); - - // set XdndAware - XChangeProperty( m_pDisplay, aWindow, m_nXdndAware, XA_ATOM, 32, PropModeReplace, (unsigned char*)&nXdndProtocolRevision, 1 ); - - DropTargetEntry aEntry( pTarget ); - // get root window of window (in 99.999% of all cases this will be - // DefaultRootWindow( m_pDisplay ) - int x, y; - unsigned int w, h, bw, d; - XGetGeometry( m_pDisplay, aWindow, &aEntry.m_aRootWindow, - &x, &y, &w, &h, &bw, &d ); - m_aDropTargets[ aWindow ] = aEntry; - } - else - OSL_ASSERT( "attempt to register None as drop target" ); -} - -// ------------------------------------------------------------------------ - -void SelectionManager::deregisterDropTarget( Window aWindow ) -{ - ClearableMutexGuard aGuard(m_aMutex); - - m_aDropTargets.erase( aWindow ); - if( aWindow == m_aDragSourceWindow && m_aDragRunning.check() ) - { - // abort drag - std::hash_map< Window, DropTargetEntry >::const_iterator it = - m_aDropTargets.find( m_aDropWindow ); - if( it != m_aDropTargets.end() ) - { - DropTargetEvent dte; - dte.Source = static_cast< OWeakObject* >( it->second.m_pTarget ); - aGuard.clear(); - it->second.m_pTarget->dragExit( dte ); - } - else if( m_aDropProxy != None && m_nCurrentProtocolVersion >= 0 ) - { - // send XdndLeave - XEvent aEvent; - aEvent.type = ClientMessage; - aEvent.xclient.display = m_pDisplay; - aEvent.xclient.format = 32; - aEvent.xclient.message_type = m_nXdndLeave; - aEvent.xclient.window = m_aDropWindow; - aEvent.xclient.data.l[0] = m_aWindow; - memset( aEvent.xclient.data.l+1, 0, sizeof(long)*4); - m_aDropWindow = m_aDropProxy = None; - XSendEvent( m_pDisplay, m_aDropProxy, False, NoEventMask, &aEvent ); - } - // notify the listener - DragSourceDropEvent dsde; - dsde.Source = static_cast< OWeakObject* >(this); - dsde.DragSourceContext = new DragSourceContext( m_aDropWindow, m_nDragTimestamp, *this ); - dsde.DragSource = static_cast< XDragSource* >(this); - dsde.DropAction = DNDConstants::ACTION_NONE; - dsde.DropSuccess = sal_False; - Reference< XDragSourceListener > xListener( m_xDragSourceListener ); - m_xDragSourceListener.clear(); - aGuard.clear(); - xListener->dragDropEnd( dsde ); - } -} - -/* - * SelectionAdaptor - */ - -Reference< XTransferable > SelectionManager::getTransferable() throw() -{ - return m_xDragSourceTransferable; -} - -// ------------------------------------------------------------------------ - -void SelectionManager::clearTransferable() throw() -{ - m_xDragSourceTransferable.clear(); -} - -// ------------------------------------------------------------------------ - -void SelectionManager::fireContentsChanged() throw() -{ -} - -// ------------------------------------------------------------------------ - -Reference< XInterface > SelectionManager::getReference() throw() -{ - return Reference< XInterface >( static_cast<OWeakObject*>(this) ); -} - -// ------------------------------------------------------------------------ - -/* - * SelectionManagerHolder - */ - -SelectionManagerHolder::SelectionManagerHolder() : - ::cppu::WeakComponentImplHelper3< - XDragSource, - XInitialization, - XServiceInfo > (m_aMutex) -{ -} - -// ------------------------------------------------------------------------ - -SelectionManagerHolder::~SelectionManagerHolder() -{ -} - -// ------------------------------------------------------------------------ - -void SelectionManagerHolder::initialize( const Sequence< Any >& arguments ) throw( ::com::sun::star::uno::Exception ) -{ - OUString aDisplayName; - - if( arguments.getLength() > 0 ) - { - Reference< XDisplayConnection > xConn; - arguments.getConstArray()[0] >>= xConn; - if( xConn.is() ) - { - Any aIdentifier; - aIdentifier >>= aDisplayName; - } - } - - SelectionManager& rManager = SelectionManager::get( aDisplayName ); - rManager.initialize( arguments ); - m_xRealDragSource = static_cast< XDragSource* >(&rManager); -} - -/* - * XDragSource - */ - -sal_Bool SelectionManagerHolder::isDragImageSupported() throw() -{ - return m_xRealDragSource.is() ? m_xRealDragSource->isDragImageSupported() : sal_False; -} - -// ------------------------------------------------------------------------ - -sal_Int32 SelectionManagerHolder::getDefaultCursor( sal_Int8 dragAction ) throw() -{ - return m_xRealDragSource.is() ? m_xRealDragSource->getDefaultCursor( dragAction ) : 0; -} - -// ------------------------------------------------------------------------ - -void SelectionManagerHolder::startDrag( - const ::com::sun::star::datatransfer::dnd::DragGestureEvent& trigger, - sal_Int8 sourceActions, sal_Int32 cursor, sal_Int32 image, - const Reference< ::com::sun::star::datatransfer::XTransferable >& transferable, - const Reference< ::com::sun::star::datatransfer::dnd::XDragSourceListener >& listener - ) throw() -{ - if( m_xRealDragSource.is() ) - m_xRealDragSource->startDrag( trigger, sourceActions, cursor, image, transferable, listener ); -} - -// ------------------------------------------------------------------------ - -/* - * XServiceInfo - */ - -// ------------------------------------------------------------------------ - -OUString SelectionManagerHolder::getImplementationName() throw() -{ - return OUString::createFromAscii(XDND_IMPLEMENTATION_NAME); -} - -// ------------------------------------------------------------------------ - -sal_Bool SelectionManagerHolder::supportsService( const OUString& ServiceName ) throw() -{ - Sequence < OUString > SupportedServicesNames = Xdnd_getSupportedServiceNames(); - - for ( sal_Int32 n = SupportedServicesNames.getLength(); n--; ) - if (SupportedServicesNames[n].compareTo(ServiceName) == 0) - return sal_True; - - return sal_False; -} - -// ------------------------------------------------------------------------ - -Sequence< OUString > SelectionManagerHolder::getSupportedServiceNames() throw() -{ - return Xdnd_getSupportedServiceNames(); -} - - -// ------------------------------------------------------------------------ - |