1 files changed, 40 insertions, 3 deletions

diff --git a/src/gui/kernel/qwindowsysteminterface_p.h b/src/gui/kernel/qwindowsysteminterface_p.h
index e9d2fadc84..1b5351db71 100644
--- a/src/gui/kernel/qwindowsysteminterface_p.h
+++ b/src/gui/kernel/qwindowsysteminterface_p.h
@@ -52,7 +52,7 @@ QT_BEGIN_HEADER
 
 QT_BEGIN_NAMESPACE
 
-class QWindowSystemInterfacePrivate {
+class Q_GUI_EXPORT QWindowSystemInterfacePrivate {
 public:
     enum EventType {
         Close,
@@ -77,7 +77,8 @@ public:
         Tablet,
         TabletEnterProximity,
         TabletLeaveProximity,
-        PlatformPanel
+        PlatformPanel,
+        ContextMenu
     };
 
     class WindowSystemEvent {
@@ -333,6 +334,21 @@ public:
         QPointer<QWindow> window;
     };
 
+#ifndef QT_NO_CONTEXTMENU
+    class ContextMenuEvent : public WindowSystemEvent {
+    public:
+        explicit ContextMenuEvent(QWindow *w, bool mouseTriggered, const QPoint &pos,
+                                  const QPoint &globalPos, Qt::KeyboardModifiers modifiers)
+            : WindowSystemEvent(ContextMenu), window(w), mouseTriggered(mouseTriggered), pos(pos),
+              globalPos(globalPos), modifiers(modifiers) { }
+        QPointer<QWindow> window;
+        bool mouseTriggered;
+        QPoint pos;       // Only valid if triggered by mouse
+        QPoint globalPos; // Only valid if triggered by mouse
+        Qt::KeyboardModifiers modifiers;
+    };
+#endif
+
     class WindowSystemEventList {
         QList<WindowSystemEvent *> impl;
         mutable QMutex mutex;
@@ -349,6 +365,25 @@ public:
         { const QMutexLocker locker(&mutex); impl.append(e); }
         int count() const
         { const QMutexLocker locker(&mutex); return impl.count(); }
+        WindowSystemEvent *peekAtFirstOfType(EventType t) const
+        {
+            const QMutexLocker locker(&mutex);
+            for (int i = 0; i < impl.size(); ++i) {
+                if (impl.at(i)->type == t)
+                    return impl.at(i);
+            }
+            return 0;
+        }
+        void remove(const WindowSystemEvent *e)
+        {
+            const QMutexLocker locker(&mutex);
+            for (int i = 0; i < impl.size(); ++i) {
+                if (impl.at(i) == e) {
+                    impl.removeAt(i);
+                    break;
+                }
+            }
+        }
     private:
         Q_DISABLE_COPY(WindowSystemEventList);
     };
@@ -356,7 +391,9 @@ public:
     static WindowSystemEventList windowSystemEventQueue;
 
     static int windowSystemEventsQueued();
-    static WindowSystemEvent * getWindowSystemEvent();
+    static WindowSystemEvent *getWindowSystemEvent();
+    static WindowSystemEvent *peekWindowSystemEvent(EventType t);
+    static void removeWindowSystemEvent(WindowSystemEvent *event);
     static void handleWindowSystemEvent(WindowSystemEvent *ev);
 
     static QElapsedTimer eventTime;