Linux/Gtk: Drawing a focus-ring around the avatar menu items to highlight selection.

chrome/browser/ui/gtk/avatar_menu_item_gtk.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_UI_GTK_AVATAR_MENU_ITEM_GTK_H_
 #define CHROME_BROWSER_UI_GTK_AVATAR_MENU_ITEM_GTK_H_
 #pragma once
 
 #include <gtk/gtk.h>
 
@@ skipping 49 matching lines @@
   CHROMEGTK_CALLBACK_1(AvatarMenuItemGtk, gboolean, OnProfileEnter,
                        GdkEventCrossing*);
   CHROMEGTK_CALLBACK_1(AvatarMenuItemGtk, gboolean, OnProfileLeave,
                        GdkEventCrossing*);
   CHROMEGTK_CALLBACK_1(AvatarMenuItemGtk, gboolean, OnProfileFocusIn,
                        GdkEventFocus*);
   CHROMEGTK_CALLBACK_1(AvatarMenuItemGtk, gboolean, OnProfileFocusOut,
                        GdkEventFocus*);
   CHROMEGTK_CALLBACK_1(AvatarMenuItemGtk, gboolean, OnProfileKeyPress,
                        GdkEventKey*);
+  CHROMEGTK_CALLBACK_1(AvatarMenuItemGtk, gboolean, OnEventBoxExpose,
+                       GdkEventExpose*);
   CHROMEGTK_CALLBACK_0(AvatarMenuItemGtk, void, OnEditProfileLinkClicked);
 
   // Create all widgets in this menu item, using |theme_service|.
   void Init(GtkThemeService* theme_service);
 
   // A weak pointer to the item's delegate.
   Delegate* delegate_;
 
   // Profile information to display for this item, e.g. user name, sync status.
   AvatarMenuModel::Item item_;
@@ skipping 30 matching lines @@
   const GdkColor* unhighlighted_color_;
 
   base::WeakPtrFactory<AvatarMenuItemGtk> weak_factory_;
 
   content::NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(AvatarMenuItemGtk);
 };
 
 #endif  // CHROME_BROWSER_UI_GTK_AVATAR_MENU_ITEM_GTK_H_