Changed screen saver control to use fake events

This closes Bug 1031

config.h.in

@@ -105,6 +105,9 @@
 /* Define to 1 if you have the `vsnprintf' function. */
 #undef HAVE_VSNPRINTF
 
+/* XTest extension available */
+#undef HAVE_XTEST
+
 /* If we have libxine installed */
 #undef HAVE_XINE
 

configure.in

@@ -123,6 +123,35 @@ if test x$have_expat = xyes -a x$want_expat = xyes; then
     AC_SUBST(LIB_EXPAT)
 fi
 
+dnl -------------------------
+dnl check for XTest extension
+dnl -------------------------
+
+AC_ARG_WITH([xtest], [AS_HELP_STRING([--without-xtest], [build without XTest support])],,
+  [with_xtest=yes])
+
+CFLAGS_XTEST=""
+LIB_XTEST=""
+
+if test "$with_xtest" != "no" ; then
+	AC_MSG_CHECKING([for XTest extension])
+
+	if "$PKG_CONFIG" --exists xtst ; then
+		with_xtest=yes
+		CFLAGS_XTEST=`"$PKG_CONFIG" --cflags xtst`
+		LIB_XTEST=`"$PKG_CONFIG" --libs xtst`
+		AC_DEFINE([HAVE_XTEST],,[XTest extension available])
+		AC_MSG_RESULT([yes])
+	else
+		with_xtest=no
+		AC_MSG_RESULT([no])
+	fi
+fi
+
+AC_SUBST([CFLAGS_XTEST])
+AC_SUBST([LIB_XTEST])
+
+
 KDE_CHECK_HEADER(xine.h,
    have_xine=yes,
    have_xine=no)

configure.in.in

@@ -58,6 +58,34 @@ if test x$have_expat = xyes -a x$want_expat = xyes; then
     AC_SUBST(LIB_EXPAT)
 fi
 
+dnl -------------------------
+dnl check for XTest extension
+dnl -------------------------
+
+AC_ARG_WITH([xtest], [AS_HELP_STRING([--without-xtest], [build without XTest support])],,
+  [with_xtest=yes])
+
+CFLAGS_XTEST=""
+LIB_XTEST=""
+
+if test "$with_xtest" != "no" ; then
+	AC_MSG_CHECKING([for XTest extension])
+
+	if "$PKG_CONFIG" --exists xtst ; then
+		with_xtest=yes
+		CFLAGS_XTEST=`"$PKG_CONFIG" --cflags xtst`
+		LIB_XTEST=`"$PKG_CONFIG" --libs xtst`
+		AC_DEFINE([HAVE_XTEST],,[XTest extension available])
+		AC_MSG_RESULT([yes])
+	else
+		with_xtest=no
+		AC_MSG_RESULT([no])
+	fi
+fi
+
+AC_SUBST([CFLAGS_XTEST])
+AC_SUBST([LIB_XTEST])
+
 KDE_CHECK_HEADER(xine.h,
    have_xine=yes,
    have_xine=no)

src/Makefile.am

@@ -5,8 +5,8 @@ METASOURCES= AUTO
 lib_LTLIBRARIES= libkmplayercommon.la
 
 libkmplayercommon_la_SOURCES = viewarea.cpp kmplayerview.cpp playlistview.cpp kmplayercontrolpanel.cpp kmplayerconfig.cpp pref.cpp kmplayerprocess.cpp kmplayer_callback.skel kmplayer_backend.stub kmplayerpartbase.cpp kmplayerplaylist.cpp kmplayer_asx.cpp kmplayer_smil.cpp kmplayer_rp.cpp kmplayer_rss.cpp kmplayer_atom.cpp kmplayer_xspf.cpp triestring.cpp kmplayerpartbase.skel
-libkmplayercommon_la_LDFLAGS = -avoid-version $(all_libraries)
-libkmplayercommon_la_LIBADD = -lkmediaplayer $(LIB_KPARTS) $(LIB_KUTILS) $(LIB_EXPAT) -lm $(LIBCAIRO_LIBS) $(LIBQTDBUS)
+libkmplayercommon_la_LDFLAGS = -avoid-version $(all_libraries) $(CFLAGS_XTEST)
+libkmplayercommon_la_LIBADD = -lkmediaplayer $(LIB_KPARTS) $(LIB_KUTILS) $(LIB_EXPAT) -lm $(LIBCAIRO_LIBS) $(LIBQTDBUS) $(LIB_XTEST)
 
 if include_koffice_support
 kofficeplugin_lib= libkmplayerkofficepart.la
@@ -25,7 +25,7 @@ libkmplayerkofficepart_la_LIBADD= libkmplayercommon.la $(LIB_KOFFICE)
 
 tdeinit_LTLIBRARIES=kmplayer.la
 kmplayer_la_SOURCES= main.cpp kmplayerapp.cpp kmplayertvsource.cpp kmplayerbroadcast.cpp kmplayervdr.cpp
-kmplayer_la_LIBADD= libkmplayercommon.la
+kmplayer_la_LIBADD= libkmplayercommon.la $(LIB_XTEST)
 kmplayer_la_LDFLAGS= -module $(KDE_PLUGIN) $(LIB_QT)
 
 EXTRA_PROGRAMS = kxineplayer kxvplayer kgstplayer

src/kmplayer.h

@@ -137,6 +137,7 @@ private slots:
     void menuMoveUpNode ();
     void menuMoveDownNode ();
     void preparePlaylistMenu (KMPlayer::PlayListItem *, TQPopupMenu *);
+    void slotFakeKeyEvent();
 
 private:
     void menuItemClicked (TQPopupMenu * menu, int id);
@@ -192,6 +193,11 @@ private:
     bool m_played_exit;
     bool m_minimal_mode;
     bool m_auto_resize;
+
+    TQTimer m_screensaverTimer;
+    bool m_haveKWin;
+    bool haveXTest;
+    int fakeKeycode;
 };
 
 class KMPLAYER_NO_EXPORT FileDocument : public KMPlayer::Document {

src/kmplayerapp.cpp

@@ -73,6 +73,12 @@
 #include "kmplayervdr.h"
 #include "kmplayerconfig.h"
 
+#include <X11/Xlib.h>
+#ifdef HAVE_XTEST
+#include <X11/keysym.h>
+#include <X11/extensions/XTest.h>
+#endif
+
 static const int DVDNav_start = 1;
 static const int DVDNav_previous = 2;
 static const int DVDNav_next = 3;
@@ -533,6 +539,24 @@ KDE_NO_CDTOR_EXPORT KMPlayerApp::KMPlayerApp(TQWidget* , const char* name)
     initActions();
     initView();
 
+    haveXTest = false;
+#ifdef HAVE_XTEST
+    int dummy_event, dummy_error, dummy_major, dummy_minor;
+    if (XTestQueryExtension(x11Display(), &dummy_event, &dummy_error, &dummy_major, &dummy_minor)) {
+	fakeKeycode = XKeysymToKeycode(x11Display(), XK_Shift_L);
+	if (fakeKeycode != 0)
+	    haveXTest = true;
+    }
+#endif
+    /** TWin are you there? **/
+    m_haveKWin = KApplication::dcopClient()->isApplicationRegistered("twin");
+    if (m_haveKWin)
+	kdDebug() << "Window manager: TWin found" << endl;
+    else
+	kdDebug() << "Window manager: not TWin - using save fullscreen mode" << endl;
+    connect(&m_screensaverTimer, TQT_SIGNAL(timeout()), TQT_TQOBJECT(this), TQT_SLOT(slotFakeKeyEvent()));
+    m_screensaverTimer.start( 55000 );
+    
     //setAutoSaveSettings();
     playlist = new Playlist (this, lstsrc);
     playlist_id = m_view->playList ()->addTree (playlist, "listssource", "player_playlist", KMPlayer::PlayListView::AllowDrag | KMPlayer::PlayListView::AllowDrops | KMPlayer::PlayListView::TreeEdit | KMPlayer::PlayListView::Moveable | KMPlayer::PlayListView::Deleteable);
@@ -685,6 +709,27 @@ KDE_NO_EXPORT void KMPlayerApp::initView () {
     setAcceptDrops (true);
 }
 
+void KMPlayerApp::slotFakeKeyEvent()
+{
+	if ( m_player && m_player->isPlaying() && !m_player->isPaused())
+		if (m_haveKWin) {
+			// use a better method if we're in a tde environment
+			kdDebug() << "KMPlayer: Fake mouse movement\n";
+			XWarpPointer(x11Display(), None, None, 0, 0, 0, 0, 0, 0);
+			XFlush(x11Display());
+		} else {
+		    if(haveXTest) {
+#ifdef HAVE_XTEST
+			kdDebug() << "KMPlayer: Fake key press\n";
+			XTestFakeKeyEvent(x11Display(), fakeKeycode, true, 0);
+			XTestFakeKeyEvent(x11Display(), fakeKeycode, false, 0);
+			XFlush(x11Display());
+#endif
+		    }
+		}
+}
+
+
 KDE_NO_EXPORT void KMPlayerApp::loadingProgress (int perc) {
     if (perc < 100)
         statusBar ()->changeItem (TQString ("%1%").arg (perc), id_status_timer);

src/kmplayerpartbase.cpp

@@ -874,6 +874,11 @@ KDE_NO_EXPORT bool PartBase::isPlaying () {
     return playing ();
 }
 
+KDE_NO_EXPORT bool PartBase::isPaused () {
+    NodePtr doc = m_source ? m_source->document () : 0L;
+    return doc && doc->state == Node::state_deferred;
+}
+
 KAboutData* PartBase::createAboutData () {
     KMessageBox::error(0L, "createAboutData", "KMPlayer");
     return 0;

src/kmplayerpartbase.h

@@ -192,6 +192,7 @@ public:
 k_dcop:
     void toggleFullScreen ();
     bool isPlaying ();
+    bool isPaused ();
 signals:
     void sourceChanged (KMPlayer::Source * old, KMPlayer::Source * nw);
     void sourceDimensionChanged ();

src/kmplayerview.cpp

@@ -599,27 +599,12 @@ bool View::isFullScreen () const {
 
 void View::fullScreen () {
     if (!m_view_area->isFullScreen()) {
-        m_sreensaver_disabled = false;
-        TQByteArray data, replydata;
-        TQCString replyType;
-        if (kapp->dcopClient ()->call ("kdesktop", "KScreensaverIface",
-                    "isEnabled()", data, replyType, replydata)) {
-            bool enabled;
-            TQDataStream replystream (replydata, IO_ReadOnly);
-            replystream >> enabled;
-            if (enabled)
-                m_sreensaver_disabled = kapp->dcopClient()->send
-                    ("kdesktop", "KScreensaverIface", "enable(bool)", TQString("false"));
-        }
         //if (m_keepsizeratio && m_viewer->aspect () < 0.01)
         //    m_viewer->setAspect (1.0 * m_viewer->width() / m_viewer->height());
         m_view_area->fullScreen();
         m_control_panel->popupMenu ()->setItemVisible (ControlPanel::menu_zoom, false);
         m_widgetstack->visibleWidget ()->setFocus ();
     } else {
-        if (m_sreensaver_disabled)
-            m_sreensaver_disabled = !kapp->dcopClient()->send
-                ("kdesktop", "KScreensaverIface", "enable(bool)", TQString("true"));
         m_view_area->fullScreen();
         m_control_panel->popupMenu ()->setItemVisible (ControlPanel::menu_zoom, true);
     }

src/kmplayerview.h

@@ -198,7 +198,6 @@ private:
     bool m_playing;
     bool m_mixer_init;
     bool m_inVolumeUpdate;
-    bool m_sreensaver_disabled;
     bool m_tmplog_needs_eol;
     bool m_revert_fullscreen;
     bool m_no_info;

src/main.cpp

@@ -25,6 +25,7 @@ email                :
 
 #include <tqguardedptr.h>
 #include <tqfileinfo.h>
+#include <tqtimer.h>
 
 #include "kmplayer.h"