More display switching repairs

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdebase@1120414 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

kcontrol/randr/krandrtray.cpp

@@ -136,14 +136,13 @@ void KRandRSystemTray::contextMenuAboutToShow(KPopupMenu* menu)
 			findPrimaryDisplay();
 			refresh();
 
+#ifndef QT_XRANDR_FIXES_01
 			// HACK
-			// This is needed because Qt does not properly generate screen
+			// This is needed because all unpatched versions of Qt does not properly generate screen
 			// resize events when switching screens, so KDE gets stuck in the old resolution
-			// This only seems to happen with more than one screen, so check for that condition...
-			if (kapp->desktop()->numScreens() > 1) {
-				currentScreen()->proposeSize(GetHackResolutionParameter());
-				currentScreen()->applyProposed();
-			}
+			currentScreen()->proposeSize(GetHackResolutionParameter());
+			currentScreen()->applyProposed();
+#endif
 
 			currentScreen()->proposeSize(GetDefaultResolutionParameter());
 			currentScreen()->applyProposed();
@@ -257,6 +256,9 @@ int KRandRSystemTray::GetDefaultResolutionParameter()
 	return returnIndex;
 }
 
+#ifndef QT_XRANDR_FIXES_01
+#warning "Your version of Qt3 does not contain the XRandR screen switching patch.  This will force a slow and suboptimal display switching method."
+// HACK
 int KRandRSystemTray::GetHackResolutionParameter() {
 	int resparm;
 
@@ -265,6 +267,7 @@ int KRandRSystemTray::GetHackResolutionParameter() {
 
 	return resparm;
 }
+#endif
 
 void KRandRSystemTray::populateMenu(KPopupMenu* menu)
 {
@@ -558,6 +561,7 @@ void KRandRSystemTray::slotCycleDisplays()
 			findPrimaryDisplay();
 			refresh();
 
+#ifndef QT_XRANDR_FIXES_01
 			// HACK
 			// This is needed because Qt does not properly generate screen
 			// resize events when switching screens, so KDE gets stuck in the old resolution
@@ -566,6 +570,7 @@ void KRandRSystemTray::slotCycleDisplays()
 				currentScreen()->proposeSize(GetHackResolutionParameter());
 				currentScreen()->applyProposed();
 			}
+#endif
 
 			currentScreen()->proposeSize(GetDefaultResolutionParameter());
 			currentScreen()->applyProposed();
@@ -741,6 +746,7 @@ void KRandRSystemTray::slotOutputChanged(int parameter)
 			findPrimaryDisplay();
 			refresh();
 
+#ifndef QT_XRANDR_FIXES_01
 			// HACK
 			// This is needed because Qt does not properly generate screen
 			// resize events when switching screens, so KDE gets stuck in the old resolution
@@ -749,6 +755,7 @@ void KRandRSystemTray::slotOutputChanged(int parameter)
 				currentScreen()->proposeSize(GetHackResolutionParameter());
 				currentScreen()->applyProposed();
 			}
+#endif
 
 			currentScreen()->proposeSize(GetDefaultResolutionParameter());
 			currentScreen()->applyProposed();

kcontrol/randr/krandrtray.h

@@ -21,6 +21,7 @@
 
 #include <qptrlist.h>
 
+#include <qapplication.h>
 #include <ksystemtray.h>
 #include <kglobalaccel.h>
 
@@ -62,7 +63,9 @@ private:
 	void populateMenu(KPopupMenu* menu);
 	void addOutputMenu(KPopupMenu* menu);
 	int GetDefaultResolutionParameter();
+#ifndef QT_XRANDR_FIXES_01
 	int GetHackResolutionParameter();
+#endif
 	void findPrimaryDisplay();
 
 	bool m_popupUp;

kdesktop/krootwm.cc

@@ -600,7 +600,11 @@ void KRootWm::slotWindowList() {
 //  kdDebug() << "KRootWm::slotWindowList" << endl;
 // Popup at the center of the screen, this is from keyboard shortcut.
   QDesktopWidget* desktop = KApplication::desktop();
-  QRect r = desktop->screenGeometry( desktop->screenNumber(QCursor::pos()));
+  QRect r;
+  if (desktop->numScreens() < 2)
+      r = desktop->geometry();
+  else
+      r = desktop->screenGeometry( desktop->screenNumber(QCursor::pos()));
   windowListMenu->init();
   disconnect( windowListMenu, SIGNAL( aboutToShow() ),
            this, SLOT( slotWindowListAboutToShow() ) ); // avoid calling init() twice
@@ -616,7 +620,11 @@ void KRootWm::slotSwitchUser() {
   if (!sessionsMenu)
     return;
   QDesktopWidget* desktop = KApplication::desktop();
-  QRect r = desktop->screenGeometry( desktop->screenNumber(QCursor::pos()));
+  QRect r;
+  if (desktop->numScreens() < 2)
+      r = desktop->geometry();
+  else
+      r = desktop->screenGeometry( desktop->screenNumber(QCursor::pos()));
   slotPopulateSessions();
   disconnect( sessionsMenu, SIGNAL( aboutToShow() ),
            this, SLOT( slotPopulateSessions() ) ); // avoid calling init() twice

kicker/kicker/core/menumanager.cpp

@@ -150,7 +150,11 @@ void MenuManager::kmenuAccelActivated()
         QPoint p;
         // Popup the K-menu at the center of the screen.
         QDesktopWidget* desktop = KApplication::desktop();
-        QRect r = desktop->screenGeometry(desktop->screenNumber(QCursor::pos()));
+        QRect r;
+        if (desktop->numScreens() < 2)
+            r = desktop->geometry();
+        else
+            r = desktop->screenGeometry(desktop->screenNumber(QCursor::pos()));
         // kMenu->rect() is not valid before showing, use sizeHint()
         p = r.center() - QRect( QPoint( 0, 0 ), m_kmenu->sizeHint()).center();
         m_kmenu->popup(p);

kwin/workspace.cpp

@@ -1568,7 +1568,7 @@ void Workspace::setActiveScreenMouse( QPoint mousepos )
 
 QRect Workspace::screenGeometry( int screen ) const
     {
-    if( !options->xineramaEnabled )
+    if (( !options->xineramaEnabled ) || (kapp->desktop()->numScreens() < 2))
         return qApp->desktop()->geometry();
     return qApp->desktop()->screenGeometry( screen );
     }