int main(int argc, char *argv[])
{
KCmdLineArgs::init(argc, argv, appName, "kscreensaver", ki18n("Random screen saver"),
KDE_VERSION_STRING, ki18n(description));
KCmdLineOptions options;
options.add("setup", ki18n("Setup screen saver"));
options.add("window-id wid", ki18n("Run in the specified XWindow"));
options.add("root", ki18n("Run in the root XWindow"));
KCmdLineArgs::addCmdLineOptions(options);
KApplication app;
WId windowId = 0;
KCmdLineArgs *args = KCmdLineArgs::parsedArgs();
if (args->isSet("setup"))
{
KRandomSetup setup;
setup.exec();
exit(0);
}
if (args->isSet("window-id"))
{
windowId = args->getOption("window-id").toInt();
}
#ifdef Q_WS_X11
if (args->isSet("root"))
{
QX11Info info;
windowId = RootWindow(QX11Info::display(), info.screen());
}
#endif
args->clear();
const KService::List lst = KServiceTypeTrader::self()->query( "ScreenSaver");
KService::List availableSavers;
KConfig type("krandom.kssrc", KConfig::NoGlobals);
const KConfigGroup configGroup = type.group("Settings");
const bool opengl = configGroup.readEntry("OpenGL", false);
const bool manipulatescreen = configGroup.readEntry("ManipulateScreen", false);
// TODO replace this with TryExec=fortune in the desktop files
const bool fortune = !KStandardDirs::findExe("fortune").isEmpty();
foreach( const KService::Ptr& service, lst ) {
//QString file = KStandardDirs::locate("services", service->entryPath());
//kDebug() << "Looking at " << file;
const QString saverType = service->property("X-KDE-Type").toString();
foreach (const QString &type, saverType.split(QLatin1Char(';'))) {
//kDebug() << "saverTypes is "<< type;
if (type == QLatin1String("ManipulateScreen")) {
if (!manipulatescreen)
goto fail;
} else if (type == QLatin1String("OpenGL")) {
if (!opengl)
goto fail;
} else if (type == QLatin1String("Fortune")) {
if (!fortune)
goto fail;
}
}
availableSavers.append(service);
fail: ;
}
KRandomSequence rnd;
const int indx = rnd.getLong(availableSavers.count());
const KService::Ptr service = availableSavers.at(indx);
const QList<KServiceAction> actions = service->actions();
QString cmd;
if (windowId)
cmd = exeFromActionGroup(actions, "InWindow");
if (cmd.isEmpty() && windowId == 0)
cmd = exeFromActionGroup(actions, "Root");
if (cmd.isEmpty())
cmd = service->exec();
QHash<QChar, QString> keyMap;
keyMap.insert('w', QString::number(windowId));
const QStringList words = KShell::splitArgs(KMacroExpander::expandMacrosShellQuote(cmd, keyMap));
if (!words.isEmpty()) {
QString exeFile = KStandardDirs::findExe(words.first());
if (!exeFile.isEmpty()) {
char **sargs = new char *[words.size() + 1];
int i = 0;
for (; i < words.size(); i++)
sargs[i] = qstrdup(words[i].toLocal8Bit().constData());
sargs[i] = 0;
execv(exeFile.toLocal8Bit(), sargs);
}
}
// If we end up here then we couldn't start a saver.
// If we have been supplied a window id or root window then blank it.
#ifdef Q_WS_X11
QX11Info info;
Window win = windowId ? windowId : RootWindow(QX11Info::display(), info.screen());
XSetWindowBackground(QX11Info::display(), win,
BlackPixel(QX11Info::display(), info.screen()));
XClearWindow(QX11Info::display(), win);
#endif
}
int main(int argc, char *argv[])
{
KLocale::setMainCatalogue("kscreensaver");
KCmdLineArgs::init(argc, argv, appName, I18N_NOOP("Random screen saver"), description, version);
KCmdLineArgs::addCmdLineOptions(options);
KApplication app;
Window windowId = 0;
KCmdLineArgs *args = KCmdLineArgs::parsedArgs();
if (args->isSet("setup"))
{
KRandomSetup setup;
setup.exec();
exit(0);
}
if (args->isSet("window-id"))
{
windowId = atol(args->getOption("window-id"));
}
if (args->isSet("root"))
{
windowId = RootWindow(qt_xdisplay(), qt_xscreen());
}
KGlobal::dirs()->addResourceType("scrsav",
KGlobal::dirs()->kde_default("apps") +
"apps/ScreenSavers/");
KGlobal::dirs()->addResourceType("scrsav",
KGlobal::dirs()->kde_default("apps") +
"System/ScreenSavers/");
QStringList tempSaverFileList = KGlobal::dirs()->findAllResources("scrsav",
"*.desktop", false, true);
QStringList saverFileList;
KConfig type("krandom.kssrc");
type.setGroup("Settings");
bool opengl = type.readBoolEntry("OpenGL");
bool manipulatescreen = type.readBoolEntry("ManipulateScreen");
bool fortune = !KStandardDirs::findExe("fortune").isEmpty();
for (uint i = 0; i < tempSaverFileList.count(); i++)
{
kdDebug() << "Looking at " << tempSaverFileList[i] << endl;
KDesktopFile saver(tempSaverFileList[i], true);
if(!saver.tryExec())
continue;
kdDebug() << "read X-KDE-Type" << endl;
QString saverType = saver.readEntry("X-KDE-Type");
if (saverType.isEmpty()) // no X-KDE-Type defined so must be OK
{
saverFileList.append(tempSaverFileList[i]);
}
else
{
QStringList saverTypes = QStringList::split(";", saverType);
for (QStringList::ConstIterator it = saverTypes.begin(); it != saverTypes.end(); ++it )
{
kdDebug() << "saverTypes is "<< *it << endl;
if (*it == "ManipulateScreen")
{
if (manipulatescreen)
{
saverFileList.append(tempSaverFileList[i]);
}
}
else
if (*it == "OpenGL")
{
if (opengl)
{
saverFileList.append(tempSaverFileList[i]);
}
}
if (*it == "Fortune")
{
if (fortune)
{
saverFileList.append(tempSaverFileList[i]);
}
}
}
}
}
KRandomSequence rnd;
int indx = rnd.getLong(saverFileList.count());
QString filename = *(saverFileList.at(indx));
KDesktopFile config(filename, true);
QString cmd;
if (windowId && config.hasActionGroup("InWindow"))
{
config.setActionGroup("InWindow");
}
else if ((windowId == 0) && config.hasActionGroup("Root"))
{
config.setActionGroup("Root");
}
cmd = config.readPathEntry("Exec");
QTextStream ts(&cmd, IO_ReadOnly);
QString word;
ts >> word;
QString exeFile = KStandardDirs::findExe(word);
if (!exeFile.isEmpty())
{
char *sargs[MAX_ARGS];
sargs[0] = new char [strlen(word.ascii())+1];
strcpy(sargs[0], word.ascii());
int i = 1;
while (!ts.atEnd() && i < MAX_ARGS-1)
{
ts >> word;
if (word == "%w")
{
word = word.setNum(windowId);
}
sargs[i] = new char [strlen(word.ascii())+1];
strcpy(sargs[i], word.ascii());
kdDebug() << "word is " << word.ascii() << endl;
i++;
}
sargs[i] = 0;
execv(exeFile.ascii(), sargs);
}
