2 files changed, 19 insertions, 8 deletions
diff --git a/src/gui/kernel/qapplication.cpp b/src/gui/kernel/qapplication.cpp
index 003fd4c..be2683d 100644
--- a/src/gui/kernel/qapplication.cpp
+++ b/src/gui/kernel/qapplication.cpp
@@ -903,6 +903,14 @@ void QApplicationPrivate::initialize()
 {
     QWidgetPrivate::mapper = new QWidgetMapper;
     QWidgetPrivate::allWidgets = new QWidgetSet;
+
+#if !defined(Q_WS_X11) && !defined(Q_WS_QWS)
+    // initialize the graphics system - on X11 this is initialized inside
+    // qt_init() in qapplication_x11.cpp because of several reasons.
+    // On QWS, the graphics system is set by the QScreen plugin.
+    graphics_system = QGraphicsSystemFactory::create(graphics_system_name);
+#endif
+
     if (qt_appType != QApplication::Tty)
         (void) QApplication::style();  // trigger creation of application style
     // trigger registering of QVariant's GUI types
@@ -936,13 +944,7 @@ void QApplicationPrivate::initialize()
 
     // Set up which span functions should be used in raster engine...
     qInitDrawhelperAsm();
-    
-#if !defined(Q_WS_X11) && !defined(Q_WS_QWS)
-    // initialize the graphics system - on X11 this is initialized inside
-    // qt_init() in qapplication_x11.cpp because of several reasons.
-    // On QWS, the graphics system is set by the QScreen plugin.
-    graphics_system = QGraphicsSystemFactory::create(graphics_system_name);
-#endif
+
 #ifndef QT_NO_WHEELEVENT
     QApplicationPrivate::wheel_scroll_lines = 3;
 #endif
diff --git a/src/gui/kernel/qtooltip.cpp b/src/gui/kernel/qtooltip.cpp
index c912129..1343959 100644
--- a/src/gui/kernel/qtooltip.cpp
+++ b/src/gui/kernel/qtooltip.cpp
@@ -368,7 +368,16 @@ void QTipLabel::placeTip(const QPoint &pos, QWidget *w)
 
 
 #ifdef Q_WS_MAC
-    QRect screen = QApplication::desktop()->availableGeometry(getTipScreen(pos, w));
+    // When in full screen mode, there is no Dock nor Menu so we can use
+    // the whole screen for displaying the tooltip. However when not in
+    // full screen mode we need to save space for the dock, so we use
+    // availableGeometry instead.
+    extern bool qt_mac_app_fullscreen; //qapplication_mac.mm
+    QRect screen;
+    if(qt_mac_app_fullscreen)
+        screen = QApplication::desktop()->screenGeometry(getTipScreen(pos, w));
+    else
+        screen = QApplication::desktop()->availableGeometry(getTipScreen(pos, w));
 #else
     QRect screen = QApplication::desktop()->screenGeometry(getTipScreen(pos, w));
 #endif