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Diffstat (limited to 'kdesktop/lock/main.cc')
| -rw-r--r-- | kdesktop/lock/main.cc | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/kdesktop/lock/main.cc b/kdesktop/lock/main.cc new file mode 100644 index 000000000..b55e67ea6 --- /dev/null +++ b/kdesktop/lock/main.cc @@ -0,0 +1,174 @@ +/* This file is part of the KDE project + Copyright (C) 1999 David Faure + Copyright (c) 2003 Oswald Buddenhagen <[email protected]> + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public License + along with this library; see the file COPYING.LIB. If not, write to + the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. +*/ + +#include "lockprocess.h" +#include "main.h" +#include "kdesktopsettings.h" + +#include <kcmdlineargs.h> +#include <klocale.h> +#include <kglobal.h> +#include <kdebug.h> +#include <kglobalsettings.h> +#include <dcopref.h> + +#include <stdlib.h> + +#include <X11/Xlib.h> +#include <fixx11h.h> + +bool MyApp::x11EventFilter( XEvent *ev ) +{ + if (ev->type == XKeyPress || ev->type == ButtonPress) + emit activity(); + else if (ev->type == MotionNotify) { + time_t tick = time( 0 ); + if (tick != lastTick) { + lastTick = tick; + emit activity(); + } + } + return KApplication::x11EventFilter( ev ); +} + + +static KCmdLineOptions options[] = +{ + { "forcelock", I18N_NOOP("Force session locking"), 0 }, + { "dontlock", I18N_NOOP("Only start screensaver"), 0 }, + { "blank", I18N_NOOP("Only use the blank screensaver"), 0 }, + KCmdLineLastOption +}; + +// ----------------------------------------------------------------------------- + +int main( int argc, char **argv ) +{ + KLocale::setMainCatalogue("kdesktop"); + + KCmdLineArgs::init( argc, argv, "kdesktop_lock", I18N_NOOP("KDesktop Locker"), I18N_NOOP("Session Locker for KDesktop"), "2.0" ); + KCmdLineArgs::addCmdLineOptions( options ); + KCmdLineArgs *args = KCmdLineArgs::parsedArgs(); + + putenv(strdup("SESSION_MANAGER=")); + + KApplication::disableAutoDcopRegistration(); // not needed + + int kdesktop_screen_number = 0; + int starting_screen = 0; + + bool child = false; + int parent_connection = 0; // socket to the parent saver + QValueList<int> child_sockets; + + if (KGlobalSettings::isMultiHead()) + { + Display *dpy = XOpenDisplay(NULL); + if (! dpy) { + fprintf(stderr, + "%s: FATAL ERROR: couldn't open display '%s'\n", + argv[0], XDisplayName(NULL)); + exit(1); + } + + int number_of_screens = ScreenCount(dpy); + starting_screen = kdesktop_screen_number = DefaultScreen(dpy); + int pos; + QCString display_name = XDisplayString(dpy); + XCloseDisplay(dpy); + kdDebug() << "screen " << number_of_screens << " " << kdesktop_screen_number << " " << display_name << " " << starting_screen << endl; + dpy = 0; + + if ((pos = display_name.findRev('.')) != -1) + display_name.remove(pos, 10); + + QCString env; + if (number_of_screens != 1) { + for (int i = 0; i < number_of_screens; i++) { + if (i != starting_screen) { + int fd[2]; + if (pipe(fd)) { + perror("pipe"); + break; + } + if (fork() == 0) { + child = true; + kdesktop_screen_number = i; + parent_connection = fd[0]; + // break here because we are the child process, we don't + // want to fork() anymore + break; + } else { + child_sockets.append(fd[1]); + } + } + } + + env.sprintf("DISPLAY=%s.%d", display_name.data(), + kdesktop_screen_number); + kdDebug() << "env " << env << endl; + + if (putenv(strdup(env.data()))) { + fprintf(stderr, + "%s: WARNING: unable to set DISPLAY environment variable\n", + argv[0]); + perror("putenv()"); + } + } + } + + MyApp app; + kdDebug() << "app " << kdesktop_screen_number << " " << starting_screen << " " << child << " " << child_sockets.count() << " " << parent_connection << endl; + app.disableSessionManagement(); + KGlobal::locale()->insertCatalogue("libdmctl"); + + // we need to read from the right rc file - possibly taking screen number in account + KDesktopSettings::instance("kdesktoprc"); + + LockProcess process(child, args->isSet( "blank" )); + if (!child) + process.setChildren(child_sockets); + else + process.setParent(parent_connection); + + bool rt; + bool sig = false; + if( !child && args->isSet( "forcelock" )) + { + rt = process.lock(); + sig = true; + } + else if( child || args->isSet( "dontlock" )) + rt = process.dontLock(); + else + rt = process.defaultSave(); + if (!rt) + return 1; + + if( sig ) + { + DCOPRef ref( "kdesktop", "KScreensaverIface"); + ref.send( "saverLockReady" ); + } + + return app.exec(); +} + +#include "main.moc" |