diff --git a/demo/MainWindow.cpp b/demo/MainWindow.cpp
index b202b94..7509ba3 100644
--- a/demo/MainWindow.cpp
+++ b/demo/MainWindow.cpp
@@ -690,10 +690,3 @@ void CMainWindow::createTable()
     FloatingWidget->move(QPoint(40, 40));
 }
 
-
-//============================================================================
-void CMainWindow::onFullscreenActionTriggered()
-{
-	std::cout << "CMainWindow::onFullscreenActionTriggered()" << std::endl;
-}
-
diff --git a/demo/MainWindow.h b/demo/MainWindow.h
index 06961a8..f2fe937 100644
--- a/demo/MainWindow.h
+++ b/demo/MainWindow.h
@@ -63,7 +63,6 @@ private slots:
 	void createEditor();
 	void createTable();
 	void onEditorCloseRequested();
-	void onFullscreenActionTriggered();
 };
 
 #endif // MAINWINDOW_H