main.cpp

00001 /* This file is part of the KDE libraries
00002 
00003     Copyright (c) 2001  Martin R. Jones <mjones@kde.org>
00004 
00005     This library is free software; you can redistribute it and/or
00006     modify it under the terms of the GNU Library General Public
00007     License as published by the Free Software Foundation; either
00008     version 2 of the License, or (at your option) any later version.
00009 
00010     This library is distributed in the hope that it will be useful,
00011     but WITHOUT ANY WARRANTY; without even the implied warranty of
00012     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013     Library General Public License for more details.
00014 
00015     You should have received a copy of the GNU Library General Public License
00016     along with this library; see the file COPYING.LIB.  If not, write to
00017     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00018     Boston, MA 02110-1301, USA.
00019 */
00020 #include <config.h>
00021 
00022 #include <stdlib.h>
00023 #include <stdio.h>
00024 #include <signal.h>
00025 
00026 #include <qdialog.h>
00027 #include <klocale.h>
00028 #include <kglobal.h>
00029 #include <kdebug.h>
00030 #include <kcmdlineargs.h>
00031 #include <kapplication.h>
00032 #include <kcrash.h>
00033 
00034 #include "kscreensaver.h"
00035 #include "kscreensaver_vroot.h"
00036 
00037 extern "C"
00038 {
00039     extern const char *kss_applicationName;
00040     extern const char *kss_description;
00041     extern const char *kss_version;
00042     KScreenSaver *kss_create( WId d );
00043     QDialog *kss_setup();
00044 }
00045 
00046 static const KCmdLineOptions options[] =
00047 {
00048   { "setup", I18N_NOOP("Setup screen saver"), 0 },
00049   { "window-id wid", I18N_NOOP("Run in the specified XWindow"), 0 },
00050   { "root", I18N_NOOP("Run in the root XWindow"), 0 },
00051   { "demo", I18N_NOOP("Start screen saver in demo mode"), "default"},
00052   KCmdLineLastOption
00053 };
00054 
00055 static void crashHandler( int  )
00056 {
00057 #ifdef SIGABRT
00058     signal (SIGABRT, SIG_DFL);
00059 #endif
00060     abort();
00061 }
00062 
00063 //----------------------------------------------------------------------------
00064 
00065 class DemoWindow : public QWidget
00066 {
00067 public:
00068     DemoWindow() : QWidget()
00069     {
00070     setFixedSize(600, 420);
00071     }
00072 
00073 protected:
00074     virtual void keyPressEvent(QKeyEvent *e)
00075     {
00076         if (e->ascii() == 'q')
00077         {
00078             kapp->quit();
00079         }
00080     }
00081 
00082     virtual void closeEvent( QCloseEvent * )
00083     {
00084         kapp->quit();
00085     }
00086 };
00087 
00088 
00089 //----------------------------------------------------------------------------
00090 #if defined(Q_WS_QWS) || defined(Q_WS_MACX)
00091 typedef WId Window;
00092 #endif
00093 
00094 KDE_EXPORT int main(int argc, char *argv[])
00095 {
00096     KLocale::setMainCatalogue("libkscreensaver");
00097     KCmdLineArgs::init(argc, argv, kss_applicationName, kss_description, kss_version);
00098 
00099     KCmdLineArgs::addCmdLineOptions(options);
00100 
00101     KApplication app;
00102 
00103     KCrash::setCrashHandler( crashHandler );
00104     KGlobal::locale()->insertCatalogue("klock");
00105     KGlobal::locale()->insertCatalogue("kscreensaver");
00106 
00107     DemoWindow *demoWidget = 0;
00108     Window saveWin = 0;
00109     KScreenSaver *target;
00110 
00111     KCmdLineArgs *args = KCmdLineArgs::parsedArgs();
00112 
00113     if (args->isSet("setup"))
00114     {
00115        QDialog *dlg = kss_setup();
00116        dlg->exec();
00117        delete dlg;
00118        exit(0);
00119     }
00120 
00121     if (args->isSet("window-id"))
00122     {
00123         saveWin = atol(args->getOption("window-id"));
00124     }
00125 
00126 #ifdef Q_WS_X11 //FIXME
00127     if (args->isSet("root"))
00128     {
00129         saveWin = RootWindow(qt_xdisplay(), qt_xscreen());
00130     }
00131 #endif
00132 
00133     if (args->isSet("demo"))
00134     {
00135         saveWin = 0;
00136     }
00137 
00138     if (saveWin == 0)
00139     {
00140         demoWidget = new DemoWindow();
00141         demoWidget->setBackgroundMode(QWidget::NoBackground);
00142         saveWin = demoWidget->winId();
00143         app.setMainWidget(demoWidget);
00144         app.processEvents();
00145     }
00146 
00147     target = kss_create( saveWin );
00148 
00149     if ( demoWidget )
00150     {
00151         demoWidget->setFixedSize( 600, 420 );
00152         demoWidget->show();
00153     }
00154 
00155     app.exec();
00156 
00157     delete target;
00158     if ( demoWidget )
00159         delete demoWidget;
00160 
00161     return 0;
00162 }
00163 
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