Add a button on status bar to indicate that accessibility is enabled.

chrome/browser/chromeos/status/status_area_view.cc

 // 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.
 
 #include "chrome/browser/chromeos/status/status_area_view.h"
 
 #include <algorithm>
 
 #include "base/command_line.h"
+#include "chrome/browser/chromeos/status/accessibility_menu_button.h"
 #include "chrome/browser/chromeos/status/caps_lock_menu_button.h"
 #include "chrome/browser/chromeos/status/clock_menu_button.h"
 #include "chrome/browser/chromeos/status/input_method_menu_button.h"
 #include "chrome/browser/chromeos/status/memory_menu_button.h"
 #include "chrome/browser/chromeos/status/network_menu_button.h"
 #include "chrome/browser/chromeos/status/power_menu_button.h"
 #include "chrome/browser/chromeos/status/status_area_host.h"
 #include "chrome/common/chrome_switches.h"
 #include "grit/theme_resources.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/gfx/canvas.h"
 #include "views/border.h"
 #include "views/controls/image_view.h"
 
 namespace chromeos {
 
 // Number of pixels to separate each icon.
 #if defined(TOUCH_UI)
 const int kSeparation = 25;
 #else
 const int kSeparation = 5;
 #endif
 
 StatusAreaView::StatusAreaView(StatusAreaHost* host)
     : host_(host),
+      accessibility_view_(NULL),
       caps_lock_view_(NULL),
       clock_view_(NULL),
       input_method_view_(NULL),
       memory_view_(NULL),
       network_view_(NULL),
       power_view_(NULL) {
 }
 
 void StatusAreaView::Init() {
   if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kMemoryWidget)) {
     memory_view_ = new MemoryMenuButton(host_);
     AddChildView(memory_view_);
   }
 
+  accessibility_view_ = new AccessibilityMenuButton(host_);
+  accessibility_view_->set_border(views::Border::CreateEmptyBorder(0, 1, 0, 0));
+  AddChildView(accessibility_view_);
+
   caps_lock_view_ = new CapsLockMenuButton(host_);
   caps_lock_view_->set_border(views::Border::CreateEmptyBorder(0, 1, 0, 0));
   AddChildView(caps_lock_view_);
 
   clock_view_ = new ClockMenuButton(host_);
   clock_view_->set_border(views::Border::CreateEmptyBorder(0, 1, 0, 0));
   AddChildView(clock_view_);
 
   input_method_view_ = new InputMethodMenuButton(host_);
   AddChildView(input_method_view_);
@@ skipping 59 matching lines @@
   network_view()->set_active(active);
   power_view()->set_active(active);
 }
 
 void StatusAreaView::ButtonVisibilityChanged(views::View* button_view) {
   Layout();
   PreferredSizeChanged();
 }
 
 }  // namespace chromeos