-
-        // FIXME: this is not the right place to do it, wxDialog::OnCharHook()
-        //        probably is
-        if ( IsSingleLine() )
-        {
-            // This will invoke the dialog default action, such
-            // as the clicking the default button.
-
-            wxWindow *top_frame = m_parent;
-            while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
-                top_frame = top_frame->GetParent();
-
-            if (top_frame && GTK_IS_WINDOW(top_frame->m_widget))
-            {
-                GtkWindow *window = GTK_WINDOW(top_frame->m_widget);
-
-                if (window->default_widget)
-                {
-                    gtk_widget_activate (window->default_widget);
-                    return;
-                }
-            }
-        }