/***************************************************************** KWin - the KDE window manager This file is part of the KDE project. Copyright (C) 1999, 2000 Matthias Ettrich Copyright (C) 2003 Lubos Lunak You can Freely distribute this program under the GNU General Public License. See the file "COPYING" for the exact licensing terms. ******************************************************************/ #include "sm.h" #include #include #include #include #include #include #include #include "workspace.h" #include "client.h" #include #include namespace KWinInternal { bool SessionManaged::saveState( QSessionManager& sm ) { // If the session manager is ksmserver, save stacking // order, active window, active desktop etc. in phase 1, // as ksmserver assures no interaction will be done // before the WM finishes phase 1. Saving in phase 2 is // too late, as possible user interaction may change some things. // Phase2 is still needed though (ICCCM 5.2) char* sm_vendor = SmcVendor( static_cast< SmcConn >( sm.handle())); bool ksmserver = qstrcmp( sm_vendor, "KDE" ) == 0; free( sm_vendor ); if ( !sm.isPhase2() ) { Workspace::self()->sessionSaveStarted(); if( ksmserver ) // save stacking order etc. before "save file?" etc. dialogs change it Workspace::self()->storeSession( kapp->sessionConfig(), SMSavePhase0 ); sm.release(); // Qt doesn't automatically release in this case (bug?) sm.requestPhase2(); return true; } Workspace::self()->storeSession( kapp->sessionConfig(), ksmserver ? SMSavePhase2 : SMSavePhase2Full ); kapp->sessionConfig()->sync(); return true; } // I bet this is broken, just like everywhere else in KDE bool SessionManaged::commitData( QSessionManager& sm ) { if ( !sm.isPhase2() ) Workspace::self()->sessionSaveStarted(); return true; } // Workspace /*! Stores the current session in the config file \sa loadSessionInfo() */ void Workspace::storeSession( KConfig* config, SMSavePhase phase ) { config->setGroup("Session" ); int count = 0; int active_client = -1; for (ClientList::Iterator it = clients.begin(); it != clients.end(); ++it) { Client* c = (*it); QByteArray sessionId = c->sessionId(); QByteArray wmCommand = c->wmCommand(); if ( sessionId.isEmpty() ) // remember also applications that are not XSMP capable // and use the obsolete WM_COMMAND / WM_SAVE_YOURSELF if ( wmCommand.isEmpty() ) continue; count++; if( c->isActive()) active_client = count; QString n = QString::number(count); if( phase == SMSavePhase2 || phase == SMSavePhase2Full ) { config->writeEntry( QString("sessionId")+n, sessionId.constData() ); config->writeEntry( QString("windowRole")+n, c->windowRole().constData() ); config->writeEntry( QString("wmCommand")+n, wmCommand.constData() ); config->writeEntry( QString("wmClientMachine")+n, c->wmClientMachine( true ).constData() ); config->writeEntry( QString("resourceName")+n, c->resourceName().constData() ); config->writeEntry( QString("resourceClass")+n, c->resourceClass().constData() ); config->writeEntry( QString("geometry")+n, QRect( c->calculateGravitation(true), c->clientSize() ) ); // FRAME config->writeEntry( QString("restore")+n, c->geometryRestore() ); config->writeEntry( QString("fsrestore")+n, c->geometryFSRestore() ); config->writeEntry( QString("maximize")+n, (int) c->maximizeMode() ); config->writeEntry( QString("fullscreen")+n, (int) c->fullScreenMode() ); config->writeEntry( QString("desktop")+n, c->desktop() ); // the config entry is called "iconified" for back. comp. reasons // (kconf_update script for updating session files would be too complicated) config->writeEntry( QString("iconified")+n, c->isMinimized() ); // the config entry is called "sticky" for back. comp. reasons config->writeEntry( QString("sticky")+n, c->isOnAllDesktops() ); config->writeEntry( QString("shaded")+n, c->isShade() ); // the config entry is called "staysOnTop" for back. comp. reasons config->writeEntry( QString("staysOnTop")+n, c->keepAbove() ); config->writeEntry( QString("keepBelow")+n, c->keepBelow() ); config->writeEntry( QString("skipTaskbar")+n, c->skipTaskbar( true ) ); config->writeEntry( QString("skipPager")+n, c->skipPager() ); config->writeEntry( QString("userNoBorder")+n, c->isUserNoBorder() ); config->writeEntry( QString("windowType")+n, windowTypeToTxt( c->windowType())); config->writeEntry( QString("shortcut")+n, c->shortcut().toStringInternal()); } } // TODO store also stacking order if( phase == SMSavePhase0 ) { // it would be much simpler to save these values to the config file, // but both Qt and KDE treat phase1 and phase2 separately, // which results in different sessionkey and different config file :( session_active_client = active_client; session_desktop = currentDesktop(); } else if( phase == SMSavePhase2 ) { config->writeEntry( "count", count ); config->writeEntry( "active", session_active_client ); config->writeEntry( "desktop", session_desktop ); } else // SMSavePhase2Full { config->writeEntry( "count", count ); config->writeEntry( "active", session_active_client ); config->writeEntry( "desktop", currentDesktop()); } } /*! Loads the session information from the config file. \sa storeSession() */ void Workspace::loadSessionInfo() { session.clear(); KConfig* config = kapp->sessionConfig(); config->setGroup("Session" ); int count = config->readEntry( "count",0 ); int active_client = config->readEntry( "active",0 ); for ( int i = 1; i <= count; i++ ) { QString n = QString::number(i); SessionInfo* info = new SessionInfo; session.append( info ); info->sessionId = config->readEntry( QString("sessionId")+n, QString() ).latin1(); info->windowRole = config->readEntry( QString("windowRole")+n, QString() ).latin1(); info->wmCommand = config->readEntry( QString("wmCommand")+n, QString() ).latin1(); info->wmClientMachine = config->readEntry( QString("wmClientMachine")+n, QString() ).latin1(); info->resourceName = config->readEntry( QString("resourceName")+n, QString() ).latin1(); info->resourceClass = config->readEntry( QString("resourceClass")+n, QString() ).toLower().latin1(); info->geometry = config->readEntry( QString("geometry")+n,QRect() ); info->restore = config->readEntry( QString("restore")+n,QRect() ); info->fsrestore = config->readEntry( QString("fsrestore")+n,QRect() ); info->maximized = config->readEntry( QString("maximize")+n, 0 ); info->fullscreen = config->readEntry( QString("fullscreen")+n, 0 ); info->desktop = config->readEntry( QString("desktop")+n, 0 ); info->minimized = config->readEntry( QString("iconified")+n, false ); info->onAllDesktops = config->readEntry( QString("sticky")+n, false ); info->shaded = config->readEntry( QString("shaded")+n, false ); info->keepAbove = config->readEntry( QString("staysOnTop")+n, false ); info->keepBelow = config->readEntry( QString("keepBelow")+n, false ); info->skipTaskbar = config->readEntry( QString("skipTaskbar")+n, false ); info->skipPager = config->readEntry( QString("skipPager")+n, false ); info->userNoBorder = config->readEntry( QString("userNoBorder")+n, false ); info->windowType = txtToWindowType( config->readEntry( QString("windowType")+n, QString() ).latin1()); info->shortcut = config->readEntry( QString("shortcut")+n, QString() ); info->active = ( active_client == i ); } } /*! Returns a SessionInfo for client \a c. The returned session info is removed from the storage. It's up to the caller to delete it. This function is called when a new window is mapped and must be managed. We try to find a matching entry in the session. May return 0 if there's no session info for the client. */ SessionInfo* Workspace::takeSessionInfo( Client* c ) { SessionInfo *realInfo = 0; QByteArray sessionId = c->sessionId(); QByteArray windowRole = c->windowRole(); QByteArray wmCommand = c->wmCommand(); QByteArray wmClientMachine = c->wmClientMachine( true ); QByteArray resourceName = c->resourceName(); QByteArray resourceClass = c->resourceClass(); // First search ``session'' if (! sessionId.isEmpty() ) { // look for a real session managed client (algorithm suggested by ICCCM) foreach( SessionInfo* info, session ) { if ( realInfo ) break; if ( info->sessionId == sessionId && sessionInfoWindowTypeMatch( c, info )) { if ( ! windowRole.isEmpty() ) { if ( info->windowRole == windowRole ) realInfo = info; session.removeAll(info); } else { if ( info->windowRole.isEmpty() && info->resourceName == resourceName && info->resourceClass == resourceClass ) realInfo = info; session.removeAll(info); } } } } else { // look for a sessioninfo with matching features. foreach( SessionInfo* info, session ) { if ( realInfo ) break; if ( info->resourceName == resourceName && info->resourceClass == resourceClass && info->wmClientMachine == wmClientMachine && sessionInfoWindowTypeMatch( c, info )) if ( wmCommand.isEmpty() || info->wmCommand == wmCommand ) { realInfo = info; session.removeAll( info ); } } } return realInfo; } bool Workspace::sessionInfoWindowTypeMatch( Client* c, SessionInfo* info ) { if( info->windowType == -2 ) { // undefined (not really part of NET::WindowType) return !c->isSpecialWindow(); } return info->windowType == c->windowType(); } // maybe needed later #if 0 // KMainWindow's without name() given have WM_WINDOW_ROLE in the form // of -mainwindow# // when comparing them for fake session info, it's probably better to check // them without the trailing number bool Workspace::windowRoleMatch( const QByteArray& role1, const QByteArray& role2 ) { if( role1.isEmpty() && role2.isEmpty()) return true; int pos1 = role1.find( '#' ); int pos2 = role2.find( '#' ); bool ret; if( pos1 < 0 || pos2 < 0 || pos1 != pos2 ) ret = role1 == role2; else ret = qstrncmp( role1, role2, pos1 ) == 0; kDebug() << "WR:" << role1 << ":" << pos1 << ":" << role2 << ":" << pos2 << ":::" << ret << endl; return ret; } #endif static const char* const window_type_names[] = { "Unknown", "Normal" , "Desktop", "Dock", "Toolbar", "Menu", "Dialog", "Override", "TopMenu", "Utility", "Splash" }; // change also the two functions below when adding new entries const char* Workspace::windowTypeToTxt( NET::WindowType type ) { if( type >= NET::Unknown && type <= NET::Splash ) return window_type_names[ type + 1 ]; // +1 (unknown==-1) if( type == -2 ) // undefined (not really part of NET::WindowType) return "Undefined"; kFatal() << "Unknown Window Type" << endl; return NULL; } NET::WindowType Workspace::txtToWindowType( const char* txt ) { for( int i = NET::Unknown; i <= NET::Splash; ++i ) if( qstrcmp( txt, window_type_names[ i + 1 ] ) == 0 ) // +1 return static_cast< NET::WindowType >( i ); return static_cast< NET::WindowType >( -2 ); // undefined } // KWin's focus stealing prevention causes problems with user interaction // during session save, as it prevents possible dialogs from getting focus. // Therefore it's temporarily disabled during session saving. Start of // session saving can be detected in SessionManaged::saveState() above, // but Qt doesn't have API for saying when session saved finished (either // successfully, or was cancelled). Therefore, create another connection // to session manager, that will provide this information. static void save_yourself( SmcConn conn_P, SmPointer ptr, int, Bool, int, Bool ) { SessionSaveDoneHelper* session = reinterpret_cast< SessionSaveDoneHelper* >( ptr ); if( conn_P != session->connection()) return; SmcSaveYourselfDone( conn_P, True ); } static void die( SmcConn conn_P, SmPointer ptr ) { SessionSaveDoneHelper* session = reinterpret_cast< SessionSaveDoneHelper* >( ptr ); if( conn_P != session->connection()) return; // session->saveDone(); we will quit anyway session->close(); } static void save_complete( SmcConn conn_P, SmPointer ptr ) { SessionSaveDoneHelper* session = reinterpret_cast< SessionSaveDoneHelper* >( ptr ); if( conn_P != session->connection()) return; session->saveDone(); } static void shutdown_cancelled( SmcConn conn_P, SmPointer ptr ) { SessionSaveDoneHelper* session = reinterpret_cast< SessionSaveDoneHelper* >( ptr ); if( conn_P != session->connection()) return; // no need to differentiate between successful finish and cancel session->saveDone(); } void SessionSaveDoneHelper::saveDone() { Workspace::self()->sessionSaveDone(); } SessionSaveDoneHelper::SessionSaveDoneHelper() { SmcCallbacks calls; calls.save_yourself.callback = save_yourself; calls.save_yourself.client_data = reinterpret_cast< SmPointer >(this); calls.die.callback = die; calls.die.client_data = reinterpret_cast< SmPointer >(this); calls.save_complete.callback = save_complete; calls.save_complete.client_data = reinterpret_cast< SmPointer >(this); calls.shutdown_cancelled.callback = shutdown_cancelled; calls.shutdown_cancelled.client_data = reinterpret_cast< SmPointer >(this); char* id = NULL; char err[ 11 ]; conn = SmcOpenConnection( NULL, 0, 1, 0, SmcSaveYourselfProcMask | SmcDieProcMask | SmcSaveCompleteProcMask | SmcShutdownCancelledProcMask, &calls, NULL, &id, 10, err ); if( id != NULL ) free( id ); if( conn == NULL ) return; // no SM // set the required properties, mostly dummy values SmPropValue propvalue[ 5 ]; SmProp props[ 5 ]; propvalue[ 0 ].length = sizeof( int ); int value0 = SmRestartNever; // so that this extra SM connection doesn't interfere propvalue[ 0 ].value = &value0; props[ 0 ].name = const_cast< char* >( SmRestartStyleHint ); props[ 0 ].type = const_cast< char* >( SmCARD8 ); props[ 0 ].num_vals = 1; props[ 0 ].vals = &propvalue[ 0 ]; struct passwd* entry = getpwuid( geteuid() ); propvalue[ 1 ].length = entry != NULL ? strlen( entry->pw_name ) : 0; propvalue[ 1 ].value = (SmPointer)( entry != NULL ? entry->pw_name : "" ); props[ 1 ].name = const_cast< char* >( SmUserID ); props[ 1 ].type = const_cast< char* >( SmARRAY8 ); props[ 1 ].num_vals = 1; props[ 1 ].vals = &propvalue[ 1 ]; propvalue[ 2 ].length = 0; propvalue[ 2 ].value = (SmPointer)( "" ); props[ 2 ].name = const_cast< char* >( SmRestartCommand ); props[ 2 ].type = const_cast< char* >( SmLISTofARRAY8 ); props[ 2 ].num_vals = 1; props[ 2 ].vals = &propvalue[ 2 ]; propvalue[ 3 ].length = 0; propvalue[ 3 ].value = qApp->argv()[ 0 ]; props[ 3 ].name = const_cast< char* >( SmProgram ); props[ 3 ].type = const_cast< char* >( SmARRAY8 ); props[ 3 ].num_vals = 1; props[ 3 ].vals = &propvalue[ 3 ]; propvalue[ 4 ].length = 0; propvalue[ 4 ].value = (SmPointer)( "" ); props[ 4 ].name = const_cast< char* >( SmCloneCommand ); props[ 4 ].type = const_cast< char* >( SmLISTofARRAY8 ); props[ 4 ].num_vals = 1; props[ 4 ].vals = &propvalue[ 4 ]; SmProp* p[ 5 ] = { &props[ 0 ], &props[ 1 ], &props[ 2 ], &props[ 3 ], &props[ 4 ] }; SmcSetProperties( conn, 5, p ); notifier = new QSocketNotifier( IceConnectionNumber( SmcGetIceConnection( conn )), QSocketNotifier::Read, this ); connect( notifier, SIGNAL( activated( int )), SLOT( processData())); } SessionSaveDoneHelper::~SessionSaveDoneHelper() { close(); } void SessionSaveDoneHelper::close() { if( conn != NULL ) { delete notifier; SmcCloseConnection( conn, 0, NULL ); } conn = NULL; } void SessionSaveDoneHelper::processData() { if( conn != NULL ) IceProcessMessages( SmcGetIceConnection( conn ), 0, 0 ); } } // namespace #include "sm.moc"