kscreensaver/xsavers/main.cpp

   1 //-----------------------------------------------------------------------------
   2 //
   3 // Screen savers for KDE
   4 //
   5 // Copyright (c)  Martin R. Jones 1999
   6 //
   7
   8 #include <stdio.h>
   9 #include <stdlib.h>
  10 #include <signal.h>
  11
  12 #include <qcolor.h>
  13
  14 #include <klocale.h>
  15 #include <kconfig.h>
  16 #include <kstandarddirs.h>
  17 #include <kdebug.h>
  18 #include <kapplication.h>
  19 #include <kcmdlineargs.h>
  20 #include <kcrash.h>
  21 #include <QDesktopWidget>
  22 #include "demowin.h"
  23 #include "saver.h"
  24
  25 static const char appName[] = "klock";
  26 static const char description[] = I18N_NOOP("KDE Screen Lock/Saver");
  27 static const char version[] = "2.0.0";
  28
  29 static void crashHandler( int /*sig*/ )
  30 {
  31 #ifdef SIGABRT
  32     signal ( SIGABRT, SIG_DFL );
  33 #endif
  34     abort();
  35 }
  36
  37 //----------------------------------------------------------------------------
  38
  39 int main(int argc, char *argv[])
  40 {
  41     KCmdLineArgs::init(argc, argv, appName, 0, ki18n("KLock"), version, ki18n(description));
  42
  43
  44     KCmdLineOptions options;
  45
  46     options.add("setup", ki18n("Setup screen saver"));
  47
  48     options.add("window-id wid", ki18n("Run in the specified XWindow"));
  49
  50     options.add("root", ki18n("Run in the root XWindow"));
  51
  52     options.add("demo", ki18n("Start screen saver in demo mode"), "default");
  53
  54     KCmdLineArgs::addCmdLineOptions(options);
  55
  56     KApplication app;
  57
  58     KCrash::setCrashHandler( crashHandler );
  59
  60     DemoWindow *demoWidget = 0;
  61     Window saveWin = 0;
  62
  63     KCmdLineArgs *args = KCmdLineArgs::parsedArgs();
  64
  65     if (args->isSet("setup"))
  66     {
  67        setupScreenSaver();
  68        exit(0);
  69     }
  70
  71     if (args->isSet("window-id"))
  72     {
  73         saveWin = args->getOption("window-id").toInt();
  74     }
  75
  76     if (args->isSet("root"))
  77     {
  78         saveWin = QApplication::desktop()->handle();
  79     }
  80
  81     if (args->isSet("demo"))
  82     {
  83         saveWin = 0;
  84     }
  85
  86     if (saveWin == 0)
  87     {
  88         demoWidget = new DemoWindow();
  89         demoWidget->setAttribute(Qt::WA_NoSystemBackground, true);
  90         demoWidget->show();
  91         saveWin = demoWidget->winId();
  92         app.processEvents();
  93     }
  94
  95     startScreenSaver(saveWin);
  96     app.exec();
  97     stopScreenSaver();
  98
  99     if (demoWidget)
 100     {
 101         delete demoWidget;
 102     }
 103
 104     return 0;
 105 }
 106