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-rw-r--r--kdesktop/lock/main.cc174
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diff --git a/kdesktop/lock/main.cc b/kdesktop/lock/main.cc
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+/* This file is part of the KDE project
+ Copyright (C) 1999 David Faure
+ Copyright (c) 2003 Oswald Buddenhagen <ossi@kde.org>
+
+ 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"