From 26ac551b741e78500108cde318a91f61688231e0 Mon Sep 17 00:00:00 2001
From: Tristan Van Berkom <tristan.van.berkom@gmail.com>
Date: Wed, 1 Dec 2010 15:18:40 +0900
Subject: [PATCH] Added special clause to GtkCellAreaBox focus navigation.

If the area has no activatable cells and has focus when
focus should be cycled, immediately focus out of the area
(because focus in that case is given to the entire area).
---
 gtk/gtkcellareabox.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/gtk/gtkcellareabox.c b/gtk/gtkcellareabox.c
index 0ded281858..12988e6ad2 100644
--- a/gtk/gtkcellareabox.c
+++ b/gtk/gtkcellareabox.c
@@ -1826,6 +1826,16 @@ gtk_cell_area_box_focus (GtkCellArea      *area,
 
   focus_cell = gtk_cell_area_get_focus_cell (area);
 
+  /* Special case, when there is no activatable cell, focus
+   * is painted around the entire area... in this case we
+   * let focus leave the area directly.
+   */
+  if (focus_cell && !gtk_cell_area_is_activatable (area))
+    {
+      gtk_cell_area_set_focus_cell (area, NULL);
+      return FALSE;
+    }
+
   switch (direction)
     {
     case GTK_DIR_TAB_FORWARD: