diff --git a/include/wx/gtk/tbargtk.h b/include/wx/gtk/tbargtk.h
index cc064460cd..28fc7ee00b 100644
--- a/include/wx/gtk/tbargtk.h
+++ b/include/wx/gtk/tbargtk.h
@@ -71,6 +71,8 @@ protected:
     // set the GTK toolbar style and orientation
     void GtkSetStyle();
 
+    virtual GdkWindow *GTKGetWindow(wxArrayGdkWindows& windows) const;
+    
     // implement base class pure virtuals
     virtual bool DoInsertTool(size_t pos, wxToolBarToolBase *tool);
     virtual bool DoDeleteTool(size_t pos, wxToolBarToolBase *tool);
diff --git a/src/gtk/tbargtk.cpp b/src/gtk/tbargtk.cpp
index cd573461e5..a673c58cfe 100644
--- a/src/gtk/tbargtk.cpp
+++ b/src/gtk/tbargtk.cpp
@@ -331,6 +331,11 @@ bool wxToolBar::Create( wxWindow *parent,
     return true;
 }
 
+GdkWindow *wxToolBar::GTKGetWindow(wxArrayGdkWindows& windows) const
+{
+    return GTK_WIDGET(m_toolbar)->window;
+}
+
 void wxToolBar::GtkSetStyle()
 {
     GtkOrientation orient;