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See the 18 * GNU Lesser General Public License version 3 for more details 19 * (a copy is included in the LICENSE file that accompanied this code). 20 * 21 * You should have received a copy of the GNU Lesser General Public License 22 * version 3 along with OpenOffice.org. If not, see 23 * <http://www.openoffice.org/license.html> 24 * for a copy of the LGPLv3 License. 25 * 26 ************************************************************************/ 27 28 // MARKER(update_precomp.py): autogen include statement, do not remove 29 #include "precompiled_dtrans.hxx" 30 31 #include <generic_clipboard.hxx> 32 #include <com/sun/star/lang/DisposedException.hpp> 33 #include <com/sun/star/datatransfer/clipboard/RenderingCapabilities.hpp> 34 35 using namespace com::sun::star::datatransfer; 36 using namespace com::sun::star::datatransfer::clipboard; 37 using namespace com::sun::star::lang; 38 using namespace com::sun::star::uno; 39 using namespace cppu; 40 using namespace osl; 41 42 using ::dtrans::GenericClipboard; 43 using ::rtl::OUString; 44 45 GenericClipboard::GenericClipboard() : 46 WeakComponentImplHelper4< XClipboardEx, XClipboardNotifier, XServiceInfo, XInitialization > (m_aMutex), 47 m_bInitialized(sal_False) 48 { 49 } 50 51 // ------------------------------------------------------------------------ 52 53 GenericClipboard::~GenericClipboard() 54 { 55 } 56 57 // ------------------------------------------------------------------------ 58 59 void SAL_CALL GenericClipboard::initialize( const Sequence< Any >& aArguments ) 60 throw(Exception, RuntimeException) 61 { 62 if (!m_bInitialized) 63 { 64 for (sal_Int32 n = 0, nmax = aArguments.getLength(); n < nmax; n++) 65 if (aArguments[n].getValueType() == getCppuType((OUString *) 0)) 66 { 67 aArguments[0] >>= m_aName; 68 break; 69 } 70 } 71 } 72 73 // ------------------------------------------------------------------------ 74 75 OUString SAL_CALL GenericClipboard::getImplementationName( ) 76 throw(RuntimeException) 77 { 78 return OUString::createFromAscii(GENERIC_CLIPBOARD_IMPLEMENTATION_NAME); 79 } 80 81 // ------------------------------------------------------------------------ 82 83 sal_Bool SAL_CALL GenericClipboard::supportsService( const OUString& ServiceName ) 84 throw(RuntimeException) 85 { 86 Sequence < OUString > SupportedServicesNames = GenericClipboard_getSupportedServiceNames(); 87 88 for ( sal_Int32 n = SupportedServicesNames.getLength(); n--; ) 89 if (SupportedServicesNames[n].compareTo(ServiceName) == 0) 90 return sal_True; 91 92 return sal_False; 93 } 94 95 // ------------------------------------------------------------------------ 96 97 Sequence< OUString > SAL_CALL GenericClipboard::getSupportedServiceNames( ) 98 throw(RuntimeException) 99 { 100 return GenericClipboard_getSupportedServiceNames(); 101 } 102 103 // ------------------------------------------------------------------------ 104 105 Reference< XTransferable > SAL_CALL GenericClipboard::getContents() 106 throw(RuntimeException) 107 { 108 MutexGuard aGuard(m_aMutex); 109 return m_aContents; 110 } 111 112 // ------------------------------------------------------------------------ 113 114 void SAL_CALL GenericClipboard::setContents(const Reference< XTransferable >& xTrans, 115 const Reference< XClipboardOwner >& xClipboardOwner ) 116 throw(RuntimeException) 117 { 118 // remember old values for callbacks before setting the new ones. 119 ClearableMutexGuard aGuard(m_aMutex); 120 121 Reference< XClipboardOwner > oldOwner(m_aOwner); 122 m_aOwner = xClipboardOwner; 123 124 Reference< XTransferable > oldContents(m_aContents); 125 m_aContents = xTrans; 126 127 aGuard.clear(); 128 129 // notify old owner on loss of ownership 130 if( oldOwner.is() ) 131 oldOwner->lostOwnership(static_cast < XClipboard * > (this), oldContents); 132 133 // notify all listeners on content changes 134 OInterfaceContainerHelper *pContainer = 135 rBHelper.aLC.getContainer(getCppuType( (Reference < XClipboardListener > *) 0)); 136 if (pContainer) 137 { 138 ClipboardEvent aEvent(static_cast < XClipboard * > (this), m_aContents); 139 OInterfaceIteratorHelper aIterator(*pContainer); 140 141 while (aIterator.hasMoreElements()) 142 { 143 Reference < XClipboardListener > xListener(aIterator.next(), UNO_QUERY); 144 if (xListener.is()) 145 xListener->changedContents(aEvent); 146 } 147 } 148 } 149 150 // ------------------------------------------------------------------------ 151 152 OUString SAL_CALL GenericClipboard::getName() 153 throw(RuntimeException) 154 { 155 return m_aName; 156 } 157 158 // ------------------------------------------------------------------------ 159 160 sal_Int8 SAL_CALL GenericClipboard::getRenderingCapabilities() 161 throw(RuntimeException) 162 { 163 return RenderingCapabilities::Delayed; 164 } 165 166 167 // ------------------------------------------------------------------------ 168 169 void SAL_CALL GenericClipboard::addClipboardListener( const Reference< XClipboardListener >& listener ) 170 throw(RuntimeException) 171 { 172 MutexGuard aGuard( rBHelper.rMutex ); 173 OSL_ENSURE( !rBHelper.bInDispose, "do not add listeners in the dispose call" ); 174 OSL_ENSURE( !rBHelper.bDisposed, "object is disposed" ); 175 if (!rBHelper.bInDispose && !rBHelper.bDisposed) 176 rBHelper.aLC.addInterface( getCppuType( (const ::com::sun::star::uno::Reference< XClipboardListener > *) 0), listener ); 177 } 178 179 // ------------------------------------------------------------------------ 180 181 void SAL_CALL GenericClipboard::removeClipboardListener( const Reference< XClipboardListener >& listener ) 182 throw(RuntimeException) 183 { 184 MutexGuard aGuard( rBHelper.rMutex ); 185 OSL_ENSURE( !rBHelper.bDisposed, "object is disposed" ); 186 if (!rBHelper.bInDispose && !rBHelper.bDisposed) 187 rBHelper.aLC.removeInterface( getCppuType( (const Reference< XClipboardListener > *) 0 ), listener ); \ 188 } 189 190 // ------------------------------------------------------------------------ 191 192 Sequence< OUString > SAL_CALL GenericClipboard_getSupportedServiceNames() 193 { 194 Sequence< OUString > aRet(1); 195 aRet[0] = OUString::createFromAscii("com.sun.star.datatransfer.clipboard.GenericClipboard"); 196 return aRet; 197 } 198 199 // ------------------------------------------------------------------------ 200 201 Reference< XInterface > SAL_CALL GenericClipboard_createInstance( 202 const Reference< XMultiServiceFactory > & /*xMultiServiceFactory*/) 203 { 204 return Reference < XInterface >( ( OWeakObject * ) new GenericClipboard()); 205 } 206