5 files changed, 14 insertions, 5 deletions
diff --git a/src/gui/kernel/qwidget_mac.mm b/src/gui/kernel/qwidget_mac.mm
index 9a5a5f1..14a90ef 100644
--- a/src/gui/kernel/qwidget_mac.mm
+++ b/src/gui/kernel/qwidget_mac.mm
@@ -3239,6 +3239,8 @@ void QWidgetPrivate::setWindowIcon_sys(bool forceReset)
             ReleaseIconRef(previousIcon);
 #else
         QMacCocoaAutoReleasePool pool;
+        if (icon.isNull())
+            return;
         NSButton *iconButton = [qt_mac_window_for(q) standardWindowButton:NSWindowDocumentIconButton];
         if (iconButton == nil) {
             QCFString string(q->windowTitle());
diff --git a/src/gui/kernel/qwidget_x11.cpp b/src/gui/kernel/qwidget_x11.cpp
index 4bff5ac..c6753fc 100644
--- a/src/gui/kernel/qwidget_x11.cpp
+++ b/src/gui/kernel/qwidget_x11.cpp
@@ -346,7 +346,7 @@ Q_GUI_EXPORT void qt_x11_enforce_cursor(QWidget * w)
     qt_x11_enforce_cursor(w, false);
 }
 
-Q_GUI_EXPORT void qt_x11_wait_for_window_manager(QWidget* w)
+void qt_x11_wait_for_window_manager(QWidget *w, bool sendPostedEvents)
 {
     if (!w || (!w->isWindow() && !w->internalWinId()))
         return;
@@ -361,7 +361,8 @@ Q_GUI_EXPORT void qt_x11_wait_for_window_manager(QWidget* w)
     WId winid = w->internalWinId();
 
     // first deliver events that are already in the local queue
-    QApplication::sendPostedEvents();
+    if (sendPostedEvents)
+        QApplication::sendPostedEvents();
 
     // the normal sequence is:
     //  ... ConfigureNotify ... ReparentNotify ... MapNotify ... Expose
@@ -396,6 +397,11 @@ Q_GUI_EXPORT void qt_x11_wait_for_window_manager(QWidget* w)
     } while(1);
 }
 
+Q_GUI_EXPORT void qt_x11_wait_for_window_manager(QWidget *w)
+{
+    qt_x11_wait_for_window_manager(w, true);
+}
+
 void qt_change_net_wm_state(const QWidget* w, bool set, Atom one, Atom two = 0)
 {
     if (!w->isVisible()) // not managed by the window manager
diff --git a/src/gui/styles/qmacstyle_mac.mm b/src/gui/styles/qmacstyle_mac.mm
index 64722c7..2d21628 100644
--- a/src/gui/styles/qmacstyle_mac.mm
+++ b/src/gui/styles/qmacstyle_mac.mm
@@ -3084,7 +3084,7 @@ void QMacStyle::drawPrimitive(PrimitiveElement pe, const QStyleOption *opt, QPai
         }
         break;
     case PE_PanelScrollAreaCorner: {
-        const QBrush brush(qApp->palette().brush(QPalette::Base));
+        const QBrush brush(opt->palette.brush(QPalette::Base));
         p->fillRect(opt->rect, brush);
         p->setPen(QPen(QColor(217, 217, 217)));
         p->drawLine(opt->rect.topLeft(), opt->rect.topRight());
diff --git a/src/gui/util/qsystemtrayicon_win.cpp b/src/gui/util/qsystemtrayicon_win.cpp
index 2b7935b..5a0e179 100644
--- a/src/gui/util/qsystemtrayicon_win.cpp
+++ b/src/gui/util/qsystemtrayicon_win.cpp
@@ -305,6 +305,7 @@ bool QSystemTrayIconSys::winEvent( MSG *m, long *result )
             case WM_CONTEXTMENU:
                 if (q->contextMenu()) {
                     q->contextMenu()->popup(gpos);
+                    q->contextMenu()->activateWindow();
                 }
                 emit q->activated(QSystemTrayIcon::Context);
                 break;
diff --git a/src/gui/widgets/qsplashscreen.cpp b/src/gui/widgets/qsplashscreen.cpp
index 75280cb..9c486bf 100644
--- a/src/gui/widgets/qsplashscreen.cpp
+++ b/src/gui/widgets/qsplashscreen.cpp
@@ -223,8 +223,8 @@ void QSplashScreen::finish(QWidget *mainWin)
 {
     if (mainWin) {
 #if defined(Q_WS_X11)
-        extern void qt_x11_wait_for_window_manager(QWidget *mainWin);
-        qt_x11_wait_for_window_manager(mainWin);
+        extern void qt_x11_wait_for_window_manager(QWidget *mainWin, bool);
+        qt_x11_wait_for_window_manager(mainWin, false);
 #endif
     }
     close();