2 files changed, 3 insertions, 3 deletions
diff --git a/src/platformsupport/fbconvenience/qfbscreen.cpp b/src/platformsupport/fbconvenience/qfbscreen.cpp
index 5200177fdd..6427b62972 100644
--- a/src/platformsupport/fbconvenience/qfbscreen.cpp
+++ b/src/platformsupport/fbconvenience/qfbscreen.cpp
@@ -114,7 +114,7 @@ void QFbScreen::lower(QFbWindow *window)
     topWindowChanged(w);
 }
 
-QWindow *QFbScreen::topWindow()
+QWindow *QFbScreen::topWindow() const
 {
     foreach (QFbWindow *fbw, mWindowStack)
         if (fbw->window()->type() == Qt::Window || fbw->window()->type() == Qt::Dialog)
diff --git a/src/platformsupport/fbconvenience/qfbscreen_p.h b/src/platformsupport/fbconvenience/qfbscreen_p.h
index 00847922c5..c7106358d9 100644
--- a/src/platformsupport/fbconvenience/qfbscreen_p.h
+++ b/src/platformsupport/fbconvenience/qfbscreen_p.h
@@ -64,7 +64,7 @@ public:
     virtual QImage::Format format() const { return mFormat; }
     virtual QSizeF physicalSize() const { return mPhysicalSize; }
 
-    QWindow *topWindow();
+    QWindow *topWindow() const;
     virtual QWindow *topLevelAt(const QPoint & p) const;
 
     // compositor api
@@ -72,7 +72,7 @@ public:
     virtual void removeWindow(QFbWindow *window);
     virtual void raise(QFbWindow *window);
     virtual void lower(QFbWindow *window);
-    virtual void topWindowChanged(QWindow *){}
+    virtual void topWindowChanged(QWindow *) {}
 
 public slots:
     virtual void setDirty(const QRect &rect);