diff options
Diffstat (limited to 'kdesktop/lockeng.cc')
| -rw-r--r-- | kdesktop/lockeng.cc | 112 |
1 files changed, 85 insertions, 27 deletions
diff --git a/kdesktop/lockeng.cc b/kdesktop/lockeng.cc index 5307c5c5e..79d27dbcb 100644 --- a/kdesktop/lockeng.cc +++ b/kdesktop/lockeng.cc @@ -1,8 +1,9 @@ //=========================================================================== // -// This file is part of the KDE project +// This file is part of the TDE project // // Copyright (c) 1999 Martin R. Jones <mjones@kde.org> +// Copyright (c) 2012 Timothy Pearson <kb9vqf@pearsoncomputing.net> // @@ -29,6 +30,14 @@ extern xautolock_corner_t xautolock_corners[ 4 ]; bool trinity_lockeng_sak_available = TRUE; +SaverEngine* m_masterSaverEngine = NULL; +static void sigusr1_handler(int) +{ + if (m_masterSaverEngine) { + m_masterSaverEngine->lockProcessWaiting(); + } +} + //=========================================================================== // // Screen saver engine. Doesn't handle the actual screensaver window, @@ -42,6 +51,16 @@ SaverEngine::SaverEngine() mSAKProcess(NULL), mTerminationRequested(false) { + struct sigaction act; + + // handle SIGUSR1 + m_masterSaverEngine = this; + act.sa_handler= sigusr1_handler; + sigemptyset(&(act.sa_mask)); + sigaddset(&(act.sa_mask), SIGUSR1); + act.sa_flags = 0; + sigaction(SIGUSR1, &act, 0L); + // Save X screensaver parameters XGetScreenSaver(qt_xdisplay(), &mXTimeout, &mXInterval, &mXBlanking, &mXExposures); @@ -60,6 +79,19 @@ SaverEngine::SaverEngine() TQTimer::singleShot( 0, this, TQT_SLOT(handleSecureDialog()) ); configure(); + + mLockProcess.clearArguments(); + TQString path = KStandardDirs::findExe( "kdesktop_lock" ); + if( path.isEmpty()) + { + kdDebug( 1204 ) << "Can't find kdesktop_lock!" << endl; + } + mLockProcess << path; + mLockProcess << TQString( "--internal" ) << TQString( "%1" ).arg(getpid()); + if (mLockProcess.start() == false ) + { + kdDebug( 1204 ) << "Failed to start kdesktop_lock!" << endl; + } } //--------------------------------------------------------------------------- @@ -68,6 +100,10 @@ SaverEngine::SaverEngine() // SaverEngine::~SaverEngine() { + if (mState == Waiting) { + kill(mLockProcess.pid(), SIGKILL); + } + mLockProcess.detach(); // don't kill it if we crash delete mXAutoLock; @@ -86,9 +122,9 @@ void SaverEngine::lock() { mSAKProcess->kill(SIGTERM); ok = startLockProcess( ForceLock ); -// It takes a while for kdesktop_lock to start and lock the screen. -// Therefore delay the DCOP call until it tells kdesktop that the locking is in effect. -// This is done only for --forcelock . + // It takes a while for kdesktop_lock to start and lock the screen. + // Therefore delay the DCOP call until it tells kdesktop that the locking is in effect. + // This is done only for --forcelock . if( ok && mState != Saving ) { DCOPClientTransaction* trans = kapp->dcopClient()->beginTransaction(); @@ -283,40 +319,42 @@ bool SaverEngine::startLockProcess( LockType lock_type ) kdDebug(1204) << "SaverEngine: starting saver" << endl; emitDCOPSignal("KDE_start_screensaver()", TQByteArray()); - if (mLockProcess.isRunning()) - { - stopLockProcess(); - } - mLockProcess.clearArguments(); - TQString path = KStandardDirs::findExe( "kdesktop_lock" ); - if( path.isEmpty()) - { - kdDebug( 1204 ) << "Can't find kdesktop_lock!" << endl; - return false; + if (!mLockProcess.isRunning()) { + mLockProcess.clearArguments(); + TQString path = KStandardDirs::findExe( "kdesktop_lock" ); + if( path.isEmpty()) + { + kdDebug( 1204 ) << "Can't find kdesktop_lock!" << endl; + return false; + } + mLockProcess << path; + mLockProcess << TQString( "--internal" ) << TQString( "%1" ).arg(getpid()); + if (mLockProcess.start() == false ) + { + kdDebug( 1204 ) << "Failed to start kdesktop_lock!" << endl; + return false; + } } - mLockProcess << path; + switch( lock_type ) { case ForceLock: - mLockProcess << TQString( "--forcelock" ); + mLockProcess.kill(SIGUSR1); // Request forcelock break; case DontLock: - mLockProcess << TQString( "--dontlock" ); + mLockProcess.kill(SIGUSR2); // Request dontlock break; case SecureDialog: - mLockProcess << TQString( "--securedialog" ); + mLockProcess.kill(SIGWINCH); // Request secure dialog break; default: break; } - if (mBlankOnly) - mLockProcess << TQString( "--blank" ); - - if (mLockProcess.start() == false ) - { - kdDebug( 1204 ) << "Failed to start kdesktop_lock!" << endl; - return false; + if (mBlankOnly) { + mLockProcess.kill(SIGTTIN); // Request blanking } + + mLockProcess.kill(SIGTTOU); // Start lock XSetScreenSaver(qt_xdisplay(), 0, mXInterval, PreferBlanking, mXExposures); mState = Preparing; @@ -359,9 +397,7 @@ void SaverEngine::stopLockProcess() void SaverEngine::lockProcessExited() { -printf("Lock process exited\n\r"); fflush(stdout); bool abnormalExit = false; - kdDebug(1204) << "SaverEngine: lock exited" << endl; if (mLockProcess.normalExit() == false) { abnormalExit = true; } @@ -387,6 +423,28 @@ printf("Lock process exited\n\r"); fflush(stdout); system("logout"); } } + else { + // Restart the lock process + if (!mLockProcess.isRunning()) { + mLockProcess.clearArguments(); + TQString path = KStandardDirs::findExe( "kdesktop_lock" ); + if( path.isEmpty()) + { + kdDebug( 1204 ) << "Can't find kdesktop_lock!" << endl; + } + mLockProcess << path; + mLockProcess << TQString( "--internal" ) << TQString( "%1" ).arg(getpid()); + if (mLockProcess.start() == false ) + { + kdDebug( 1204 ) << "Failed to start kdesktop_lock!" << endl; + } + } + } +} + +void SaverEngine::lockProcessWaiting() +{ + kdDebug(1204) << "SaverEngine: lock exited" << endl; if (trinity_lockeng_sak_available == TRUE) { handleSecureDialog(); } |