Add doc for wxGraphicsContext.Create(), which is a lightweight context with no target...

[wxWidgets.git] / src / gtk / menu.cpp

diff --git a/src/gtk/menu.cpp b/src/gtk/menu.cpp
index 09fecd8a14dff94d74241e3925363db4f4dec1c8..686761a6bee70638d6d9f10b78095ab83770f1cd 100644 (file)
--- a/src/gtk/menu.cpp
+++ b/src/gtk/menu.cpp
@@ -152,6 +152,18 @@ wxMenuBar::wxMenuBar()
 namespace
 {
 
+// This should be called when detaching menus to ensure that they don't keep
+// focus grab, because if they do, they continue getting all GTK+ messages
+// which they can't process any more in their (soon to be) unrealized state.
+void
+EnsureNoGrab(GtkWidget* widget)
+{
+#if !wxUSE_LIBHILDON && !wxUSE_LIBHILDON2
+    gtk_widget_hide(widget);
+    gtk_grab_remove(widget);
+#endif // !wxUSE_LIBHILDON && !wxUSE_LIBHILDON2
+}
+
 void
 DetachFromFrame(wxMenu* menu, wxFrame* frame)
 {
@@ -173,6 +185,8 @@ DetachFromFrame(wxMenu* menu, wxFrame* frame)
             DetachFromFrame(menuitem->GetSubMenu(), frame);
         node = node->GetNext();
     }
+
+    EnsureNoGrab(menu->m_menu);
 }
 
 void
@@ -260,6 +274,8 @@ void wxMenuBar::Detach()
         node = node->GetNext();
     }
 
+    EnsureNoGrab(m_widget);
+
     wxMenuBarBase::Detach();
 }