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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 <cppuhelper/compbase1.hxx> 32*cdf0e10cSrcweir 33*cdf0e10cSrcweir #include <tools/debug.hxx> 34*cdf0e10cSrcweir 35*cdf0e10cSrcweir #include <vcl/svapp.hxx> 36*cdf0e10cSrcweir 37*cdf0e10cSrcweir #include <svdata.hxx> 38*cdf0e10cSrcweir #include <salinst.hxx> 39*cdf0e10cSrcweir #include <salsession.hxx> 40*cdf0e10cSrcweir 41*cdf0e10cSrcweir #include <com/sun/star/frame/XSessionManagerClient.hpp> 42*cdf0e10cSrcweir #include <com/sun/star/lang/XMultiServiceFactory.hpp> 43*cdf0e10cSrcweir #include <com/sun/star/frame/XSessionManagerListener2.hpp> 44*cdf0e10cSrcweir 45*cdf0e10cSrcweir #include <list> 46*cdf0e10cSrcweir 47*cdf0e10cSrcweir namespace { 48*cdf0e10cSrcweir 49*cdf0e10cSrcweir namespace css = com::sun::star; 50*cdf0e10cSrcweir 51*cdf0e10cSrcweir } 52*cdf0e10cSrcweir 53*cdf0e10cSrcweir using namespace com::sun::star::uno; 54*cdf0e10cSrcweir using namespace com::sun::star::lang; 55*cdf0e10cSrcweir using namespace com::sun::star::frame; 56*cdf0e10cSrcweir using namespace rtl; 57*cdf0e10cSrcweir 58*cdf0e10cSrcweir SalSession::~SalSession() 59*cdf0e10cSrcweir { 60*cdf0e10cSrcweir } 61*cdf0e10cSrcweir 62*cdf0e10cSrcweir class VCLSession : public cppu::WeakComponentImplHelper1 < XSessionManagerClient > 63*cdf0e10cSrcweir { 64*cdf0e10cSrcweir struct Listener 65*cdf0e10cSrcweir { 66*cdf0e10cSrcweir css::uno::Reference< XSessionManagerListener > m_xListener; 67*cdf0e10cSrcweir bool m_bInteractionRequested; 68*cdf0e10cSrcweir bool m_bInteractionDone; 69*cdf0e10cSrcweir bool m_bSaveDone; 70*cdf0e10cSrcweir 71*cdf0e10cSrcweir Listener( const css::uno::Reference< XSessionManagerListener >& xListener ) 72*cdf0e10cSrcweir : m_xListener( xListener ), 73*cdf0e10cSrcweir m_bInteractionRequested( false ), 74*cdf0e10cSrcweir m_bInteractionDone( false ), 75*cdf0e10cSrcweir m_bSaveDone( false ) 76*cdf0e10cSrcweir {} 77*cdf0e10cSrcweir }; 78*cdf0e10cSrcweir 79*cdf0e10cSrcweir std::list< Listener > m_aListeners; 80*cdf0e10cSrcweir SalSession* m_pSession; 81*cdf0e10cSrcweir osl::Mutex m_aMutex; 82*cdf0e10cSrcweir bool m_bInteractionRequested; 83*cdf0e10cSrcweir bool m_bInteractionGranted; 84*cdf0e10cSrcweir bool m_bInteractionDone; 85*cdf0e10cSrcweir bool m_bSaveDone; 86*cdf0e10cSrcweir 87*cdf0e10cSrcweir static void SalSessionEventProc( SalSessionEvent* pEvent ); 88*cdf0e10cSrcweir static VCLSession* pOneInstance; 89*cdf0e10cSrcweir 90*cdf0e10cSrcweir void callSaveRequested( bool bShutdown, bool bCancelable ); 91*cdf0e10cSrcweir void callShutdownCancelled(); 92*cdf0e10cSrcweir void callInteractionGranted( bool bGranted ); 93*cdf0e10cSrcweir void callQuit(); 94*cdf0e10cSrcweir public: 95*cdf0e10cSrcweir VCLSession(); 96*cdf0e10cSrcweir virtual ~VCLSession(); 97*cdf0e10cSrcweir 98*cdf0e10cSrcweir virtual void SAL_CALL addSessionManagerListener( const css::uno::Reference< XSessionManagerListener >& xListener ) throw( RuntimeException ); 99*cdf0e10cSrcweir virtual void SAL_CALL removeSessionManagerListener( const css::uno::Reference< XSessionManagerListener>& xListener ) throw( RuntimeException ); 100*cdf0e10cSrcweir virtual void SAL_CALL queryInteraction( const css::uno::Reference< XSessionManagerListener >& xListener ) throw( RuntimeException ); 101*cdf0e10cSrcweir virtual void SAL_CALL interactionDone( const css::uno::Reference< XSessionManagerListener >& xListener ) throw( RuntimeException ); 102*cdf0e10cSrcweir virtual void SAL_CALL saveDone( const css::uno::Reference< XSessionManagerListener >& xListener ) throw( RuntimeException ); 103*cdf0e10cSrcweir virtual sal_Bool SAL_CALL cancelShutdown() throw( RuntimeException ); 104*cdf0e10cSrcweir }; 105*cdf0e10cSrcweir 106*cdf0e10cSrcweir VCLSession* VCLSession::pOneInstance = NULL; 107*cdf0e10cSrcweir 108*cdf0e10cSrcweir VCLSession::VCLSession() 109*cdf0e10cSrcweir : cppu::WeakComponentImplHelper1< XSessionManagerClient >( m_aMutex ), 110*cdf0e10cSrcweir m_bInteractionRequested( false ), 111*cdf0e10cSrcweir m_bInteractionGranted( false ), 112*cdf0e10cSrcweir m_bInteractionDone( false ), 113*cdf0e10cSrcweir m_bSaveDone( false ) 114*cdf0e10cSrcweir { 115*cdf0e10cSrcweir DBG_ASSERT( pOneInstance == 0, "One instance of VCLSession only !" ); 116*cdf0e10cSrcweir pOneInstance = this; 117*cdf0e10cSrcweir m_pSession = ImplGetSVData()->mpDefInst->CreateSalSession(); 118*cdf0e10cSrcweir if( m_pSession ) 119*cdf0e10cSrcweir m_pSession->SetCallback( SalSessionEventProc ); 120*cdf0e10cSrcweir } 121*cdf0e10cSrcweir 122*cdf0e10cSrcweir VCLSession::~VCLSession() 123*cdf0e10cSrcweir { 124*cdf0e10cSrcweir DBG_ASSERT( pOneInstance == this, "Another instance of VCLSession in destructor !" ); 125*cdf0e10cSrcweir pOneInstance = NULL; 126*cdf0e10cSrcweir delete m_pSession; 127*cdf0e10cSrcweir } 128*cdf0e10cSrcweir 129*cdf0e10cSrcweir void VCLSession::callSaveRequested( bool bShutdown, bool bCancelable ) 130*cdf0e10cSrcweir { 131*cdf0e10cSrcweir std::list< Listener > aListeners; 132*cdf0e10cSrcweir { 133*cdf0e10cSrcweir osl::MutexGuard aGuard( m_aMutex ); 134*cdf0e10cSrcweir // reset listener states 135*cdf0e10cSrcweir for( std::list< Listener >::iterator it = m_aListeners.begin(); 136*cdf0e10cSrcweir it != m_aListeners.end(); ++it ) 137*cdf0e10cSrcweir { 138*cdf0e10cSrcweir it->m_bSaveDone = it->m_bInteractionRequested = it->m_bInteractionDone = false; 139*cdf0e10cSrcweir } 140*cdf0e10cSrcweir 141*cdf0e10cSrcweir // copy listener list since calling a listener may remove it. 142*cdf0e10cSrcweir aListeners = m_aListeners; 143*cdf0e10cSrcweir // set back interaction state 144*cdf0e10cSrcweir m_bSaveDone = false; 145*cdf0e10cSrcweir m_bInteractionDone = false; 146*cdf0e10cSrcweir // without session we assume UI is always possible, 147*cdf0e10cSrcweir // so it was reqeusted and granted 148*cdf0e10cSrcweir m_bInteractionRequested = m_bInteractionGranted = m_pSession ? false : true; 149*cdf0e10cSrcweir 150*cdf0e10cSrcweir // answer the session manager even if no listeners available anymore 151*cdf0e10cSrcweir DBG_ASSERT( ! aListeners.empty(), "saveRequested but no listeners !" ); 152*cdf0e10cSrcweir if( aListeners.empty() ) 153*cdf0e10cSrcweir { 154*cdf0e10cSrcweir if( m_pSession ) 155*cdf0e10cSrcweir m_pSession->saveDone(); 156*cdf0e10cSrcweir return; 157*cdf0e10cSrcweir } 158*cdf0e10cSrcweir } 159*cdf0e10cSrcweir 160*cdf0e10cSrcweir sal_uLong nAcquireCount = Application::ReleaseSolarMutex(); 161*cdf0e10cSrcweir for( std::list< Listener >::const_iterator it = aListeners.begin(); it != aListeners.end(); ++it ) 162*cdf0e10cSrcweir it->m_xListener->doSave( bShutdown, bCancelable ); 163*cdf0e10cSrcweir Application::AcquireSolarMutex( nAcquireCount ); 164*cdf0e10cSrcweir } 165*cdf0e10cSrcweir 166*cdf0e10cSrcweir void VCLSession::callInteractionGranted( bool bInteractionGranted ) 167*cdf0e10cSrcweir { 168*cdf0e10cSrcweir std::list< Listener > aListeners; 169*cdf0e10cSrcweir { 170*cdf0e10cSrcweir osl::MutexGuard aGuard( m_aMutex ); 171*cdf0e10cSrcweir // copy listener list since calling a listener may remove it. 172*cdf0e10cSrcweir for( std::list< Listener >::const_iterator it = m_aListeners.begin(); it != m_aListeners.end(); ++it ) 173*cdf0e10cSrcweir if( it->m_bInteractionRequested ) 174*cdf0e10cSrcweir aListeners.push_back( *it ); 175*cdf0e10cSrcweir 176*cdf0e10cSrcweir m_bInteractionGranted = bInteractionGranted; 177*cdf0e10cSrcweir 178*cdf0e10cSrcweir // answer the session manager even if no listeners available anymore 179*cdf0e10cSrcweir DBG_ASSERT( ! aListeners.empty(), "interactionGranted but no listeners !" ); 180*cdf0e10cSrcweir if( aListeners.empty() ) 181*cdf0e10cSrcweir { 182*cdf0e10cSrcweir if( m_pSession ) 183*cdf0e10cSrcweir m_pSession->interactionDone(); 184*cdf0e10cSrcweir return; 185*cdf0e10cSrcweir } 186*cdf0e10cSrcweir } 187*cdf0e10cSrcweir 188*cdf0e10cSrcweir sal_uLong nAcquireCount = Application::ReleaseSolarMutex(); 189*cdf0e10cSrcweir for( std::list< Listener >::const_iterator it = aListeners.begin(); it != aListeners.end(); ++it ) 190*cdf0e10cSrcweir it->m_xListener->approveInteraction( bInteractionGranted ); 191*cdf0e10cSrcweir 192*cdf0e10cSrcweir Application::AcquireSolarMutex( nAcquireCount ); 193*cdf0e10cSrcweir } 194*cdf0e10cSrcweir 195*cdf0e10cSrcweir void VCLSession::callShutdownCancelled() 196*cdf0e10cSrcweir { 197*cdf0e10cSrcweir std::list< Listener > aListeners; 198*cdf0e10cSrcweir { 199*cdf0e10cSrcweir osl::MutexGuard aGuard( m_aMutex ); 200*cdf0e10cSrcweir // copy listener list since calling a listener may remove it. 201*cdf0e10cSrcweir aListeners = m_aListeners; 202*cdf0e10cSrcweir // set back interaction state 203*cdf0e10cSrcweir m_bInteractionRequested = m_bInteractionDone = m_bInteractionGranted = false; 204*cdf0e10cSrcweir } 205*cdf0e10cSrcweir 206*cdf0e10cSrcweir sal_uLong nAcquireCount = Application::ReleaseSolarMutex(); 207*cdf0e10cSrcweir for( std::list< Listener >::const_iterator it = aListeners.begin(); it != aListeners.end(); ++it ) 208*cdf0e10cSrcweir it->m_xListener->shutdownCanceled(); 209*cdf0e10cSrcweir Application::AcquireSolarMutex( nAcquireCount ); 210*cdf0e10cSrcweir } 211*cdf0e10cSrcweir 212*cdf0e10cSrcweir void VCLSession::callQuit() 213*cdf0e10cSrcweir { 214*cdf0e10cSrcweir std::list< Listener > aListeners; 215*cdf0e10cSrcweir { 216*cdf0e10cSrcweir osl::MutexGuard aGuard( m_aMutex ); 217*cdf0e10cSrcweir // copy listener list since calling a listener may remove it. 218*cdf0e10cSrcweir aListeners = m_aListeners; 219*cdf0e10cSrcweir // set back interaction state 220*cdf0e10cSrcweir m_bInteractionRequested = m_bInteractionDone = m_bInteractionGranted = false; 221*cdf0e10cSrcweir } 222*cdf0e10cSrcweir 223*cdf0e10cSrcweir sal_uLong nAcquireCount = Application::ReleaseSolarMutex(); 224*cdf0e10cSrcweir for( std::list< Listener >::const_iterator it = aListeners.begin(); it != aListeners.end(); ++it ) 225*cdf0e10cSrcweir { 226*cdf0e10cSrcweir css::uno::Reference< XSessionManagerListener2 > xListener2( it->m_xListener, UNO_QUERY ); 227*cdf0e10cSrcweir if( xListener2.is() ) 228*cdf0e10cSrcweir xListener2->doQuit(); 229*cdf0e10cSrcweir } 230*cdf0e10cSrcweir Application::AcquireSolarMutex( nAcquireCount ); 231*cdf0e10cSrcweir } 232*cdf0e10cSrcweir 233*cdf0e10cSrcweir void VCLSession::SalSessionEventProc( SalSessionEvent* pEvent ) 234*cdf0e10cSrcweir { 235*cdf0e10cSrcweir switch( pEvent->m_eType ) 236*cdf0e10cSrcweir { 237*cdf0e10cSrcweir case Interaction: 238*cdf0e10cSrcweir { 239*cdf0e10cSrcweir SalSessionInteractionEvent* pIEv = static_cast<SalSessionInteractionEvent*>(pEvent); 240*cdf0e10cSrcweir pOneInstance->callInteractionGranted( pIEv->m_bInteractionGranted ); 241*cdf0e10cSrcweir } 242*cdf0e10cSrcweir break; 243*cdf0e10cSrcweir case SaveRequest: 244*cdf0e10cSrcweir { 245*cdf0e10cSrcweir SalSessionSaveRequestEvent* pSEv = static_cast<SalSessionSaveRequestEvent*>(pEvent); 246*cdf0e10cSrcweir pOneInstance->callSaveRequested( pSEv->m_bShutdown, pSEv->m_bCancelable ); 247*cdf0e10cSrcweir } 248*cdf0e10cSrcweir break; 249*cdf0e10cSrcweir case ShutdownCancel: 250*cdf0e10cSrcweir pOneInstance->callShutdownCancelled(); 251*cdf0e10cSrcweir break; 252*cdf0e10cSrcweir case Quit: 253*cdf0e10cSrcweir pOneInstance->callQuit(); 254*cdf0e10cSrcweir break; 255*cdf0e10cSrcweir } 256*cdf0e10cSrcweir } 257*cdf0e10cSrcweir 258*cdf0e10cSrcweir void SAL_CALL VCLSession::addSessionManagerListener( const css::uno::Reference<XSessionManagerListener>& xListener ) throw( RuntimeException ) 259*cdf0e10cSrcweir { 260*cdf0e10cSrcweir osl::MutexGuard aGuard( m_aMutex ); 261*cdf0e10cSrcweir 262*cdf0e10cSrcweir m_aListeners.push_back( Listener( xListener ) ); 263*cdf0e10cSrcweir } 264*cdf0e10cSrcweir 265*cdf0e10cSrcweir void SAL_CALL VCLSession::removeSessionManagerListener( const css::uno::Reference<XSessionManagerListener>& xListener ) throw( RuntimeException ) 266*cdf0e10cSrcweir { 267*cdf0e10cSrcweir osl::MutexGuard aGuard( m_aMutex ); 268*cdf0e10cSrcweir 269*cdf0e10cSrcweir std::list< Listener >::iterator it = m_aListeners.begin(); 270*cdf0e10cSrcweir while( it != m_aListeners.end() ) 271*cdf0e10cSrcweir { 272*cdf0e10cSrcweir if( it->m_xListener == xListener ) 273*cdf0e10cSrcweir { 274*cdf0e10cSrcweir m_aListeners.erase( it ); 275*cdf0e10cSrcweir it = m_aListeners.begin(); 276*cdf0e10cSrcweir } 277*cdf0e10cSrcweir else 278*cdf0e10cSrcweir ++it; 279*cdf0e10cSrcweir } 280*cdf0e10cSrcweir } 281*cdf0e10cSrcweir 282*cdf0e10cSrcweir void SAL_CALL VCLSession::queryInteraction( const css::uno::Reference<XSessionManagerListener>& xListener ) throw( RuntimeException ) 283*cdf0e10cSrcweir { 284*cdf0e10cSrcweir if( m_bInteractionGranted ) 285*cdf0e10cSrcweir { 286*cdf0e10cSrcweir if( m_bInteractionDone ) 287*cdf0e10cSrcweir xListener->approveInteraction( false ); 288*cdf0e10cSrcweir else 289*cdf0e10cSrcweir xListener->approveInteraction( true ); 290*cdf0e10cSrcweir return; 291*cdf0e10cSrcweir } 292*cdf0e10cSrcweir 293*cdf0e10cSrcweir osl::MutexGuard aGuard( m_aMutex ); 294*cdf0e10cSrcweir if( ! m_bInteractionRequested ) 295*cdf0e10cSrcweir { 296*cdf0e10cSrcweir m_pSession->queryInteraction(); 297*cdf0e10cSrcweir m_bInteractionRequested = true; 298*cdf0e10cSrcweir } 299*cdf0e10cSrcweir for( std::list< Listener >::iterator it = m_aListeners.begin(); it != m_aListeners.end(); ++it ) 300*cdf0e10cSrcweir { 301*cdf0e10cSrcweir if( it->m_xListener == xListener ) 302*cdf0e10cSrcweir { 303*cdf0e10cSrcweir it->m_bInteractionRequested = true; 304*cdf0e10cSrcweir it->m_bInteractionDone = false; 305*cdf0e10cSrcweir } 306*cdf0e10cSrcweir } 307*cdf0e10cSrcweir } 308*cdf0e10cSrcweir 309*cdf0e10cSrcweir void SAL_CALL VCLSession::interactionDone( const css::uno::Reference< XSessionManagerListener >& xListener ) throw( RuntimeException ) 310*cdf0e10cSrcweir { 311*cdf0e10cSrcweir osl::MutexGuard aGuard( m_aMutex ); 312*cdf0e10cSrcweir int nRequested = 0, nDone = 0; 313*cdf0e10cSrcweir for( std::list< Listener >::iterator it = m_aListeners.begin(); it != m_aListeners.end(); ++it ) 314*cdf0e10cSrcweir { 315*cdf0e10cSrcweir if( it->m_bInteractionRequested ) 316*cdf0e10cSrcweir { 317*cdf0e10cSrcweir nRequested++; 318*cdf0e10cSrcweir if( xListener == it->m_xListener ) 319*cdf0e10cSrcweir it->m_bInteractionDone = true; 320*cdf0e10cSrcweir } 321*cdf0e10cSrcweir if( it->m_bInteractionDone ) 322*cdf0e10cSrcweir nDone++; 323*cdf0e10cSrcweir } 324*cdf0e10cSrcweir if( nDone == nRequested && nDone > 0 ) 325*cdf0e10cSrcweir { 326*cdf0e10cSrcweir m_bInteractionDone = true; 327*cdf0e10cSrcweir if( m_pSession ) 328*cdf0e10cSrcweir m_pSession->interactionDone(); 329*cdf0e10cSrcweir } 330*cdf0e10cSrcweir } 331*cdf0e10cSrcweir 332*cdf0e10cSrcweir void SAL_CALL VCLSession::saveDone( const css::uno::Reference< XSessionManagerListener >& xListener ) throw( RuntimeException ) 333*cdf0e10cSrcweir { 334*cdf0e10cSrcweir osl::MutexGuard aGuard( m_aMutex ); 335*cdf0e10cSrcweir 336*cdf0e10cSrcweir bool bSaveDone = true; 337*cdf0e10cSrcweir for( std::list< Listener >::iterator it = m_aListeners.begin(); 338*cdf0e10cSrcweir it != m_aListeners.end(); ++it ) 339*cdf0e10cSrcweir { 340*cdf0e10cSrcweir if( it->m_xListener == xListener ) 341*cdf0e10cSrcweir it->m_bSaveDone = true; 342*cdf0e10cSrcweir if( ! it->m_bSaveDone ) 343*cdf0e10cSrcweir bSaveDone = false; 344*cdf0e10cSrcweir } 345*cdf0e10cSrcweir if( bSaveDone ) 346*cdf0e10cSrcweir { 347*cdf0e10cSrcweir m_bSaveDone = true; 348*cdf0e10cSrcweir if( m_pSession ) 349*cdf0e10cSrcweir m_pSession->saveDone(); 350*cdf0e10cSrcweir } 351*cdf0e10cSrcweir } 352*cdf0e10cSrcweir 353*cdf0e10cSrcweir sal_Bool SAL_CALL VCLSession::cancelShutdown() throw( RuntimeException ) 354*cdf0e10cSrcweir { 355*cdf0e10cSrcweir return m_pSession ? (sal_Bool)m_pSession->cancelShutdown() : sal_False; 356*cdf0e10cSrcweir } 357*cdf0e10cSrcweir 358*cdf0e10cSrcweir // service implementation 359*cdf0e10cSrcweir 360*cdf0e10cSrcweir OUString SAL_CALL vcl_session_getImplementationName() 361*cdf0e10cSrcweir { 362*cdf0e10cSrcweir static OUString aImplementationName( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.frame.VCLSessionManagerClient" ) ); 363*cdf0e10cSrcweir return aImplementationName; 364*cdf0e10cSrcweir } 365*cdf0e10cSrcweir 366*cdf0e10cSrcweir Sequence< rtl::OUString > SAL_CALL vcl_session_getSupportedServiceNames() 367*cdf0e10cSrcweir { 368*cdf0e10cSrcweir Sequence< OUString > aRet(1); 369*cdf0e10cSrcweir aRet[0] = OUString::createFromAscii("com.sun.star.frame.SessionManagerClient"); 370*cdf0e10cSrcweir return aRet; 371*cdf0e10cSrcweir } 372*cdf0e10cSrcweir 373*cdf0e10cSrcweir css::uno::Reference< XInterface > SAL_CALL vcl_session_createInstance( const css::uno::Reference< XMultiServiceFactory > & /*xMultiServiceFactory*/ ) 374*cdf0e10cSrcweir { 375*cdf0e10cSrcweir ImplSVData* pSVData = ImplGetSVData(); 376*cdf0e10cSrcweir if( ! pSVData->xSMClient.is() ) 377*cdf0e10cSrcweir pSVData->xSMClient = new VCLSession(); 378*cdf0e10cSrcweir 379*cdf0e10cSrcweir return css::uno::Reference< XInterface >(pSVData->xSMClient, UNO_QUERY ); 380*cdf0e10cSrcweir } 381