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See the 18*cdf0e10cSrcweir * GNU Lesser General Public License version 3 for more details 19*cdf0e10cSrcweir * (a copy is included in the LICENSE file that accompanied this code). 20*cdf0e10cSrcweir * 21*cdf0e10cSrcweir * You should have received a copy of the GNU Lesser General Public License 22*cdf0e10cSrcweir * version 3 along with OpenOffice.org. If not, see 23*cdf0e10cSrcweir * <http://www.openoffice.org/license.html> 24*cdf0e10cSrcweir * for a copy of the LGPLv3 License. 25*cdf0e10cSrcweir * 26*cdf0e10cSrcweir ************************************************************************/ 27*cdf0e10cSrcweir 28*cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove 29*cdf0e10cSrcweir #include "precompiled_vcl.hxx" 30*cdf0e10cSrcweir 31*cdf0e10cSrcweir #include <X11/Xatom.h> 32*cdf0e10cSrcweir #include <X11_clipboard.hxx> 33*cdf0e10cSrcweir #include <X11_transferable.hxx> 34*cdf0e10cSrcweir #include <com/sun/star/lang/DisposedException.hpp> 35*cdf0e10cSrcweir #include <com/sun/star/datatransfer/clipboard/RenderingCapabilities.hpp> 36*cdf0e10cSrcweir #include <com/sun/star/lang/XMultiServiceFactory.hpp> 37*cdf0e10cSrcweir #include <com/sun/star/lang/XSingleServiceFactory.hpp> 38*cdf0e10cSrcweir #include <com/sun/star/registry/XRegistryKey.hpp> 39*cdf0e10cSrcweir #include <uno/dispatcher.h> // declaration of generic uno interface 40*cdf0e10cSrcweir #include <uno/mapping.hxx> // mapping stuff 41*cdf0e10cSrcweir #include <cppuhelper/factory.hxx> 42*cdf0e10cSrcweir #include <rtl/tencinfo.h> 43*cdf0e10cSrcweir 44*cdf0e10cSrcweir #if OSL_DEBUG_LEVEL > 1 45*cdf0e10cSrcweir #include <stdio.h> 46*cdf0e10cSrcweir #endif 47*cdf0e10cSrcweir 48*cdf0e10cSrcweir using namespace com::sun::star::datatransfer; 49*cdf0e10cSrcweir using namespace com::sun::star::datatransfer::clipboard; 50*cdf0e10cSrcweir using namespace com::sun::star::lang; 51*cdf0e10cSrcweir using namespace com::sun::star::uno; 52*cdf0e10cSrcweir using namespace com::sun::star::awt; 53*cdf0e10cSrcweir using namespace cppu; 54*cdf0e10cSrcweir using namespace osl; 55*cdf0e10cSrcweir using namespace rtl; 56*cdf0e10cSrcweir using namespace x11; 57*cdf0e10cSrcweir 58*cdf0e10cSrcweir X11Clipboard::X11Clipboard( SelectionManager& rManager, Atom aSelection ) : 59*cdf0e10cSrcweir ::cppu::WeakComponentImplHelper4< 60*cdf0e10cSrcweir ::com::sun::star::datatransfer::clipboard::XClipboardEx, 61*cdf0e10cSrcweir ::com::sun::star::datatransfer::clipboard::XClipboardNotifier, 62*cdf0e10cSrcweir ::com::sun::star::lang::XServiceInfo, 63*cdf0e10cSrcweir ::com::sun::star::lang::XInitialization 64*cdf0e10cSrcweir >( rManager.getMutex() ), 65*cdf0e10cSrcweir 66*cdf0e10cSrcweir m_rSelectionManager( rManager ), 67*cdf0e10cSrcweir m_xSelectionManager( & rManager ), 68*cdf0e10cSrcweir m_aSelection( aSelection ) 69*cdf0e10cSrcweir { 70*cdf0e10cSrcweir #if OSL_DEBUG_LEVEL > 1 71*cdf0e10cSrcweir fprintf( stderr, "creating instance of X11Clipboard (this=%p)\n", this ); 72*cdf0e10cSrcweir #endif 73*cdf0e10cSrcweir 74*cdf0e10cSrcweir if( m_aSelection != None ) 75*cdf0e10cSrcweir { 76*cdf0e10cSrcweir m_rSelectionManager.registerHandler( m_aSelection, *this ); 77*cdf0e10cSrcweir } 78*cdf0e10cSrcweir else 79*cdf0e10cSrcweir { 80*cdf0e10cSrcweir m_rSelectionManager.registerHandler( XA_PRIMARY, *this ); 81*cdf0e10cSrcweir m_rSelectionManager.registerHandler( m_rSelectionManager.getAtom( OUString::createFromAscii( "CLIPBOARD" ) ), *this ); 82*cdf0e10cSrcweir } 83*cdf0e10cSrcweir } 84*cdf0e10cSrcweir 85*cdf0e10cSrcweir // ------------------------------------------------------------------------ 86*cdf0e10cSrcweir 87*cdf0e10cSrcweir X11Clipboard::~X11Clipboard() 88*cdf0e10cSrcweir { 89*cdf0e10cSrcweir MutexGuard aGuard( *Mutex::getGlobalMutex() ); 90*cdf0e10cSrcweir 91*cdf0e10cSrcweir #if OSL_DEBUG_LEVEL > 1 92*cdf0e10cSrcweir fprintf( stderr, "shutting down instance of X11Clipboard (this=%p, Selecttion=\"%s\")\n", this, OUStringToOString( m_rSelectionManager.getString( m_aSelection ), RTL_TEXTENCODING_ISO_8859_1 ).getStr() ); 93*cdf0e10cSrcweir #endif 94*cdf0e10cSrcweir if( m_aSelection != None ) 95*cdf0e10cSrcweir m_rSelectionManager.deregisterHandler( m_aSelection ); 96*cdf0e10cSrcweir else 97*cdf0e10cSrcweir { 98*cdf0e10cSrcweir m_rSelectionManager.deregisterHandler( XA_PRIMARY ); 99*cdf0e10cSrcweir m_rSelectionManager.deregisterHandler( m_rSelectionManager.getAtom( OUString::createFromAscii( "CLIPBOARD" ) ) ); 100*cdf0e10cSrcweir } 101*cdf0e10cSrcweir } 102*cdf0e10cSrcweir 103*cdf0e10cSrcweir 104*cdf0e10cSrcweir // ------------------------------------------------------------------------ 105*cdf0e10cSrcweir 106*cdf0e10cSrcweir void X11Clipboard::fireChangedContentsEvent() 107*cdf0e10cSrcweir { 108*cdf0e10cSrcweir ClearableMutexGuard aGuard( m_rSelectionManager.getMutex() ); 109*cdf0e10cSrcweir #if OSL_DEBUG_LEVEL > 1 110*cdf0e10cSrcweir fprintf( stderr, "X11Clipboard::fireChangedContentsEvent for %s (%d listeners)\n", 111*cdf0e10cSrcweir OUStringToOString( m_rSelectionManager.getString( m_aSelection ), RTL_TEXTENCODING_ISO_8859_1 ).getStr(), m_aListeners.size() ); 112*cdf0e10cSrcweir #endif 113*cdf0e10cSrcweir ::std::list< Reference< XClipboardListener > > listeners( m_aListeners ); 114*cdf0e10cSrcweir aGuard.clear(); 115*cdf0e10cSrcweir 116*cdf0e10cSrcweir ClipboardEvent aEvent( static_cast<OWeakObject*>(this), m_aContents); 117*cdf0e10cSrcweir while( listeners.begin() != listeners.end() ) 118*cdf0e10cSrcweir { 119*cdf0e10cSrcweir if( listeners.front().is() ) 120*cdf0e10cSrcweir listeners.front()->changedContents(aEvent); 121*cdf0e10cSrcweir listeners.pop_front(); 122*cdf0e10cSrcweir } 123*cdf0e10cSrcweir } 124*cdf0e10cSrcweir 125*cdf0e10cSrcweir // ------------------------------------------------------------------------ 126*cdf0e10cSrcweir 127*cdf0e10cSrcweir void X11Clipboard::clearContents() 128*cdf0e10cSrcweir { 129*cdf0e10cSrcweir ClearableMutexGuard aGuard(m_rSelectionManager.getMutex()); 130*cdf0e10cSrcweir // protect against deletion during outside call 131*cdf0e10cSrcweir Reference< XClipboard > xThis( static_cast<XClipboard*>(this)); 132*cdf0e10cSrcweir // copy member references on stack so they can be called 133*cdf0e10cSrcweir // without having the mutex 134*cdf0e10cSrcweir Reference< XClipboardOwner > xOwner( m_aOwner ); 135*cdf0e10cSrcweir Reference< XTransferable > xTrans( m_aContents ); 136*cdf0e10cSrcweir // clear members 137*cdf0e10cSrcweir m_aOwner.clear(); 138*cdf0e10cSrcweir m_aContents.clear(); 139*cdf0e10cSrcweir 140*cdf0e10cSrcweir // release the mutex 141*cdf0e10cSrcweir aGuard.clear(); 142*cdf0e10cSrcweir 143*cdf0e10cSrcweir // inform previous owner of lost ownership 144*cdf0e10cSrcweir if ( xOwner.is() ) 145*cdf0e10cSrcweir xOwner->lostOwnership(xThis, m_aContents); 146*cdf0e10cSrcweir } 147*cdf0e10cSrcweir 148*cdf0e10cSrcweir // ------------------------------------------------------------------------ 149*cdf0e10cSrcweir 150*cdf0e10cSrcweir Reference< XTransferable > SAL_CALL X11Clipboard::getContents() 151*cdf0e10cSrcweir throw(RuntimeException) 152*cdf0e10cSrcweir { 153*cdf0e10cSrcweir MutexGuard aGuard(m_rSelectionManager.getMutex()); 154*cdf0e10cSrcweir 155*cdf0e10cSrcweir if( ! m_aContents.is() ) 156*cdf0e10cSrcweir m_aContents = new X11Transferable( SelectionManager::get(), static_cast< OWeakObject* >(this), m_aSelection ); 157*cdf0e10cSrcweir return m_aContents; 158*cdf0e10cSrcweir } 159*cdf0e10cSrcweir 160*cdf0e10cSrcweir // ------------------------------------------------------------------------ 161*cdf0e10cSrcweir 162*cdf0e10cSrcweir void SAL_CALL X11Clipboard::setContents( 163*cdf0e10cSrcweir const Reference< XTransferable >& xTrans, 164*cdf0e10cSrcweir const Reference< XClipboardOwner >& xClipboardOwner ) 165*cdf0e10cSrcweir throw(RuntimeException) 166*cdf0e10cSrcweir { 167*cdf0e10cSrcweir // remember old values for callbacks before setting the new ones. 168*cdf0e10cSrcweir ClearableMutexGuard aGuard(m_rSelectionManager.getMutex()); 169*cdf0e10cSrcweir 170*cdf0e10cSrcweir Reference< XClipboardOwner > oldOwner( m_aOwner ); 171*cdf0e10cSrcweir m_aOwner = xClipboardOwner; 172*cdf0e10cSrcweir 173*cdf0e10cSrcweir Reference< XTransferable > oldContents( m_aContents ); 174*cdf0e10cSrcweir m_aContents = xTrans; 175*cdf0e10cSrcweir 176*cdf0e10cSrcweir aGuard.clear(); 177*cdf0e10cSrcweir 178*cdf0e10cSrcweir // for now request ownership for both selections 179*cdf0e10cSrcweir if( m_aSelection != None ) 180*cdf0e10cSrcweir m_rSelectionManager.requestOwnership( m_aSelection ); 181*cdf0e10cSrcweir else 182*cdf0e10cSrcweir { 183*cdf0e10cSrcweir m_rSelectionManager.requestOwnership( XA_PRIMARY ); 184*cdf0e10cSrcweir m_rSelectionManager.requestOwnership( m_rSelectionManager.getAtom( OUString::createFromAscii( "CLIPBOARD" ) ) ); 185*cdf0e10cSrcweir } 186*cdf0e10cSrcweir 187*cdf0e10cSrcweir // notify old owner on loss of ownership 188*cdf0e10cSrcweir if( oldOwner.is() ) 189*cdf0e10cSrcweir oldOwner->lostOwnership(static_cast < XClipboard * > (this), oldContents); 190*cdf0e10cSrcweir 191*cdf0e10cSrcweir // notify all listeners on content changes 192*cdf0e10cSrcweir fireChangedContentsEvent(); 193*cdf0e10cSrcweir } 194*cdf0e10cSrcweir 195*cdf0e10cSrcweir // ------------------------------------------------------------------------ 196*cdf0e10cSrcweir 197*cdf0e10cSrcweir OUString SAL_CALL X11Clipboard::getName() 198*cdf0e10cSrcweir throw(RuntimeException) 199*cdf0e10cSrcweir { 200*cdf0e10cSrcweir return m_rSelectionManager.getString( m_aSelection ); 201*cdf0e10cSrcweir } 202*cdf0e10cSrcweir 203*cdf0e10cSrcweir // ------------------------------------------------------------------------ 204*cdf0e10cSrcweir 205*cdf0e10cSrcweir sal_Int8 SAL_CALL X11Clipboard::getRenderingCapabilities() 206*cdf0e10cSrcweir throw(RuntimeException) 207*cdf0e10cSrcweir { 208*cdf0e10cSrcweir return RenderingCapabilities::Delayed; 209*cdf0e10cSrcweir } 210*cdf0e10cSrcweir 211*cdf0e10cSrcweir 212*cdf0e10cSrcweir // ------------------------------------------------------------------------ 213*cdf0e10cSrcweir void SAL_CALL X11Clipboard::addClipboardListener( const Reference< XClipboardListener >& listener ) 214*cdf0e10cSrcweir throw(RuntimeException) 215*cdf0e10cSrcweir { 216*cdf0e10cSrcweir MutexGuard aGuard( m_rSelectionManager.getMutex() ); 217*cdf0e10cSrcweir m_aListeners.push_back( listener ); 218*cdf0e10cSrcweir } 219*cdf0e10cSrcweir 220*cdf0e10cSrcweir // ------------------------------------------------------------------------ 221*cdf0e10cSrcweir 222*cdf0e10cSrcweir void SAL_CALL X11Clipboard::removeClipboardListener( const Reference< XClipboardListener >& listener ) 223*cdf0e10cSrcweir throw(RuntimeException) 224*cdf0e10cSrcweir { 225*cdf0e10cSrcweir MutexGuard aGuard( m_rSelectionManager.getMutex() ); 226*cdf0e10cSrcweir m_aListeners.remove( listener ); 227*cdf0e10cSrcweir } 228*cdf0e10cSrcweir 229*cdf0e10cSrcweir 230*cdf0e10cSrcweir // ------------------------------------------------------------------------ 231*cdf0e10cSrcweir 232*cdf0e10cSrcweir Reference< XTransferable > X11Clipboard::getTransferable() 233*cdf0e10cSrcweir { 234*cdf0e10cSrcweir return getContents(); 235*cdf0e10cSrcweir } 236*cdf0e10cSrcweir 237*cdf0e10cSrcweir // ------------------------------------------------------------------------ 238*cdf0e10cSrcweir 239*cdf0e10cSrcweir void X11Clipboard::clearTransferable() 240*cdf0e10cSrcweir { 241*cdf0e10cSrcweir clearContents(); 242*cdf0e10cSrcweir } 243*cdf0e10cSrcweir 244*cdf0e10cSrcweir // ------------------------------------------------------------------------ 245*cdf0e10cSrcweir 246*cdf0e10cSrcweir void X11Clipboard::fireContentsChanged() 247*cdf0e10cSrcweir { 248*cdf0e10cSrcweir fireChangedContentsEvent(); 249*cdf0e10cSrcweir } 250*cdf0e10cSrcweir 251*cdf0e10cSrcweir // ------------------------------------------------------------------------ 252*cdf0e10cSrcweir 253*cdf0e10cSrcweir Reference< XInterface > X11Clipboard::getReference() throw() 254*cdf0e10cSrcweir { 255*cdf0e10cSrcweir return Reference< XInterface >( static_cast< OWeakObject* >(this) ); 256*cdf0e10cSrcweir } 257*cdf0e10cSrcweir 258*cdf0e10cSrcweir // ------------------------------------------------------------------------ 259*cdf0e10cSrcweir 260*cdf0e10cSrcweir OUString SAL_CALL X11Clipboard::getImplementationName( ) 261*cdf0e10cSrcweir throw(RuntimeException) 262*cdf0e10cSrcweir { 263*cdf0e10cSrcweir return OUString::createFromAscii(X11_CLIPBOARD_IMPLEMENTATION_NAME); 264*cdf0e10cSrcweir } 265*cdf0e10cSrcweir 266*cdf0e10cSrcweir // ------------------------------------------------------------------------ 267*cdf0e10cSrcweir 268*cdf0e10cSrcweir sal_Bool SAL_CALL X11Clipboard::supportsService( const OUString& ServiceName ) 269*cdf0e10cSrcweir throw(RuntimeException) 270*cdf0e10cSrcweir { 271*cdf0e10cSrcweir Sequence < OUString > SupportedServicesNames = X11Clipboard_getSupportedServiceNames(); 272*cdf0e10cSrcweir 273*cdf0e10cSrcweir for ( sal_Int32 n = SupportedServicesNames.getLength(); n--; ) 274*cdf0e10cSrcweir if (SupportedServicesNames[n].compareTo(ServiceName) == 0) 275*cdf0e10cSrcweir return sal_True; 276*cdf0e10cSrcweir 277*cdf0e10cSrcweir return sal_False; 278*cdf0e10cSrcweir } 279*cdf0e10cSrcweir 280*cdf0e10cSrcweir // ------------------------------------------------------------------------ 281*cdf0e10cSrcweir 282*cdf0e10cSrcweir void SAL_CALL X11Clipboard::initialize( const Sequence< Any >& ) throw( ::com::sun::star::uno::Exception ) 283*cdf0e10cSrcweir { 284*cdf0e10cSrcweir } 285*cdf0e10cSrcweir 286*cdf0e10cSrcweir // ------------------------------------------------------------------------ 287*cdf0e10cSrcweir 288*cdf0e10cSrcweir Sequence< OUString > SAL_CALL X11Clipboard::getSupportedServiceNames( ) 289*cdf0e10cSrcweir throw(RuntimeException) 290*cdf0e10cSrcweir { 291*cdf0e10cSrcweir return X11Clipboard_getSupportedServiceNames(); 292*cdf0e10cSrcweir } 293*cdf0e10cSrcweir 294