1 files changed, 3 insertions, 1 deletions
diff --git a/src/gui/kernel/qplatformwindow.h b/src/gui/kernel/qplatformwindow.h
index dcee4d2d84..8af8791bb4 100644
--- a/src/gui/kernel/qplatformwindow.h
+++ b/src/gui/kernel/qplatformwindow.h
@@ -102,7 +102,9 @@ public:
 
     virtual bool isExposed() const;
     virtual bool isActive() const;
-    virtual bool isEmbedded(const QPlatformWindow *parentWindow = 0) const;
+    virtual bool isAncestorOf(const QPlatformWindow *child) const;
+    virtual bool isEmbedded() const;
+    virtual bool isForeignWindow() const { return window()->type() == Qt::ForeignWindow; };
     virtual QPoint mapToGlobal(const QPoint &pos) const;
     virtual QPoint mapFromGlobal(const QPoint &pos) const;