+ menu->SetInvokingWindow( (wxWindow*) NULL );
+
+#if (GTK_MINOR_VERSION > 0)
+ wxWindow *top_frame = win;
+ while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
+ top_frame = top_frame->GetParent();
+
+ /* support for native hot keys */
+ gtk_accel_group_detach( menu->m_accel, GTK_OBJECT(top_frame->m_widget) );
+#endif
+
+ wxMenuItemList::Node *node = menu->GetMenuItems().GetFirst();
+ while (node)
+ {
+ wxMenuItem *menuitem = node->GetData();
+ if (menuitem->IsSubMenu())
+ wxMenubarUnsetInvokingWindow( menuitem->GetSubMenu(), win );
+ node = node->GetNext();
+ }
+}
+
+static void wxMenubarSetInvokingWindow( wxMenu *menu, wxWindow *win )
+{
+ menu->SetInvokingWindow( win );
+
+#if (GTK_MINOR_VERSION > 0)
+ wxWindow *top_frame = win;
+ while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
+ top_frame = top_frame->GetParent();
+
+ /* support for native hot keys */
+ gtk_accel_group_attach( menu->m_accel, GTK_OBJECT(top_frame->m_widget) );
+#endif
+
+ wxMenuItemList::Node *node = menu->GetMenuItems().GetFirst();
+ while (node)
+ {
+ wxMenuItem *menuitem = node->GetData();
+ if (menuitem->IsSubMenu())
+ wxMenubarSetInvokingWindow( menuitem->GetSubMenu(), win );
+ node = node->GetNext();
+ }
+}
+
+void wxMenuBar::SetInvokingWindow( wxWindow *win )
+{
+ m_invokingWindow = win;
+#if (GTK_MINOR_VERSION > 0) && (GTK_MICRO_VERSION > 0)
+ wxWindow *top_frame = win;
+ while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
+ top_frame = top_frame->GetParent();
+
+ /* support for native key accelerators indicated by underscroes */
+ gtk_accel_group_attach( m_accel, GTK_OBJECT(top_frame->m_widget) );
+#endif
+
+ wxMenuList::Node *node = m_menus.GetFirst();
+ while (node)
+ {
+ wxMenu *menu = node->GetData();
+ wxMenubarSetInvokingWindow( menu, win );
+ node = node->GetNext();
+ }
+}
+
+void wxMenuBar::UnsetInvokingWindow( wxWindow *win )
+{
+ m_invokingWindow = (wxWindow*) NULL;
+#if (GTK_MINOR_VERSION > 0) && (GTK_MICRO_VERSION > 0)
+ wxWindow *top_frame = win;
+ while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
+ top_frame = top_frame->GetParent();
+
+ /* support for native key accelerators indicated by underscroes */
+ gtk_accel_group_detach( m_accel, GTK_OBJECT(top_frame->m_widget) );
+#endif
+
+ wxMenuList::Node *node = m_menus.GetFirst();
+ while (node)
+ {
+ wxMenu *menu = node->GetData();
+ wxMenubarUnsetInvokingWindow( menu, win );
+ node = node->GetNext();
+ }
+}
+
+bool wxMenuBar::Append( wxMenu *menu, const wxString &title )
+{
+ if ( !wxMenuBarBase::Append( menu, title ) )
+ return FALSE;
+
+ return GtkAppend(menu, title);
+}
+
+bool wxMenuBar::GtkAppend(wxMenu *menu, const wxString& title)
+{
+ const wxChar *pc;
+
+ /* GTK 1.2 wants to have "_" instead of "&" for accelerators */
+ wxString str;
+ for ( pc = title; *pc != wxT('\0'); pc++ )
+ {
+ if (*pc == wxT('&'))
+ {
+#if (GTK_MINOR_VERSION > 0) && (GTK_MICRO_VERSION > 0)
+ str << wxT('_');
+ }
+ else if (*pc == wxT('/'))
+ {
+ str << wxT('\\');
+#endif
+ }
+ else
+ {
+#if __WXGTK12__
+ if ( *pc == wxT('_') )
+ {
+ // underscores must be doubled to prevent them from being
+ // interpreted as accelerator character prefix by GTK
+ str << *pc;
+ }
+#endif // GTK+ 1.2
+
+ str << *pc;
+ }
+ }
+
+ /* this doesn't have much effect right now */
+ menu->SetTitle( str );
+
+ /* GTK 1.2.0 doesn't have gtk_item_factory_get_item(), but GTK 1.2.1 has. */
+#if (GTK_MINOR_VERSION > 0) && (GTK_MICRO_VERSION > 0)