Make keyboard input to controls in a wxPopupWindow work in at least some cases, embedded wxListCtrl still doesn't work, wxVListBox does

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@56113 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/gtk/window.cpp

@@ -811,7 +811,7 @@ struct wxGtkIMData
 
 extern "C" {
 static gboolean
-gtk_window_key_press_callback( GtkWidget *widget,
+gtk_window_key_press_callback( GtkWidget *WXUNUSED(widget),
                                GdkEventKey *gdk_event,
                                wxWindow *win )
 {
@@ -820,12 +820,6 @@ gtk_window_key_press_callback( GtkWidget *widget,
     if (g_blockEventsOnDrag)
         return FALSE;
 
-    // GTK+ sends keypress events to the focus widget and then
-    // to all its parent and grandparent widget. We only want
-    // the key events from the focus widget.
-    if (!GTK_WIDGET_HAS_FOCUS(widget))
-        return FALSE;
-
     wxKeyEvent event( wxEVT_KEY_DOWN );
     bool ret = false;
     bool return_after_IM = false;