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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2012-01-22 01:02:36 -0600
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2012-01-22 01:02:36 -0600
commitb81e43465b14836b17e4fe2dea91c78a2bdd29b3 (patch)
tree7815d61ce59a6ccb6e655ed44f5fea786f520985 /tdm/kfrontend/krootimage.cpp
parent7021f40c13f949b7cb5ded32d0241d648a43bf6c (diff)
downloadtdebase-b81e43465b14836b17e4fe2dea91c78a2bdd29b3.tar.gz
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diff --git a/tdm/kfrontend/krootimage.cpp b/tdm/kfrontend/krootimage.cpp
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+/*
+
+Copyright (C) 1999 Matthias Hoelzer-Kluepfel <hoelzer@kde.org>
+Copyright (C) 2002,2004 Oswald Buddenhagen <ossi@kde.org>
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public
+License version 2 as published by the Free Software Foundation.
+
+This program 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
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; see the file COPYING. If not, write to
+the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+Boston, MA 02110-1301, USA.
+
+*/
+
+#include <config.h>
+
+#include <kcmdlineargs.h>
+#include <ksimpleconfig.h>
+#include <klocale.h>
+
+#include <tqfile.h>
+
+#include "krootimage.h"
+
+#include <X11/Xlib.h>
+#include <X11/Xatom.h>
+
+#include <stdlib.h>
+
+static const char description[] =
+ I18N_NOOP( "Fancy desktop background for tdm" );
+
+static const char version[] = "v2.0";
+
+static KCmdLineOptions options[] = {
+ { "+config", I18N_NOOP( "Name of the configuration file" ), 0 },
+ KCmdLineLastOption
+};
+
+static Atom prop_root;
+static bool properties_inited = false;
+
+MyApplication::MyApplication( const char *conf )
+ : KApplication(),
+ renderer( 0, new KSimpleConfig( TQFile::decodeName( conf ) ) )
+{
+ connect( &timer, TQT_SIGNAL(timeout()), TQT_SLOT(slotTimeout()) );
+ connect( &renderer, TQT_SIGNAL(imageDone( int )), this, TQT_SLOT(renderDone()) );
+ renderer.enableTiling( true ); // optimize
+ renderer.changeWallpaper(); // cannot do it when we're killed, so do it now
+ timer.start( 60000 );
+ renderer.start();
+
+ if( !properties_inited ) {
+ prop_root = XInternAtom(qt_xdisplay(), "_XROOTPMAP_ID", False);
+ properties_inited = true;
+ }
+}
+
+
+void
+MyApplication::renderDone()
+{
+ // Get the newly drawn pixmap...
+ TQPixmap pm = renderer.pixmap();
+
+ // ...set it to the desktop widget...
+ TQT_TQWIDGET(desktop())->setBackgroundPixmap( pm );
+ TQT_TQWIDGET(desktop())->repaint( true );
+
+ // ...and export it via Esetroot-style so that composition managers can use it!
+ Pixmap bgPm = pm.handle(); // fetch the actual X handle to it
+ XChangeProperty(qt_xdisplay(), qt_xrootwin(), prop_root, XA_PIXMAP, 32, PropModeReplace, (unsigned char *) &bgPm, 1);
+
+ renderer.saveCacheFile();
+ renderer.cleanup();
+ for (unsigned i=0; i<renderer.numRenderers(); ++i)
+ {
+ KBackgroundRenderer * r = renderer.renderer(i);
+ if (r->backgroundMode() == KBackgroundSettings::Program ||
+ (r->multiWallpaperMode() != KBackgroundSettings::NoMulti &&
+ r->multiWallpaperMode() != KBackgroundSettings::NoMultiRandom)) {
+ return;
+ }
+ }
+
+}
+
+void
+MyApplication::slotTimeout()
+{
+ bool change = false;
+
+ if (renderer.needProgramUpdate()) {
+ renderer.programUpdate();
+ change = true;
+ }
+
+ if (renderer.needWallpaperChange()) {
+ renderer.changeWallpaper();
+ change = true;
+ }
+
+ if (change)
+ renderer.start();
+}
+
+int
+main( int argc, char *argv[] )
+{
+ KApplication::disableAutoDcopRegistration();
+
+ KLocale::setMainCatalogue( "kdesktop" );
+ KCmdLineArgs::init( argc, argv, "krootimage", I18N_NOOP( "KRootImage" ), description, version );
+ KCmdLineArgs::addCmdLineOptions( options );
+
+ KCmdLineArgs *args = KCmdLineArgs::parsedArgs();
+ if (!args->count())
+ args->usage();
+ MyApplication app( args->arg( 0 ) );
+ args->clear();
+
+ app.exec();
+
+ app.flushX();
+
+ // Keep color resources after termination
+ XSetCloseDownMode( qt_xdisplay(), RetainTemporary );
+
+ return 0;
+}
+
+#include "krootimage.moc"