Upstream version 11.40.277.0
[platform/framework/web/crosswalk.git] / src / chrome / browser / chromeos / display / display_configuration_observer.cc
1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "chrome/browser/chromeos/display/display_configuration_observer.h"
6
7 #include "ash/display/display_controller.h"
8 #include "ash/shell.h"
9 #include "ash/shell_delegate.h"
10 #include "chrome/browser/chromeos/display/display_preferences.h"
11
12 namespace chromeos {
13
14 DisplayConfigurationObserver::DisplayConfigurationObserver() {
15   ash::Shell::GetInstance()->display_controller()->AddObserver(this);
16 }
17
18 DisplayConfigurationObserver::~DisplayConfigurationObserver() {
19   ash::Shell::GetInstance()->display_controller()->RemoveObserver(this);
20 }
21
22 void DisplayConfigurationObserver::OnDisplaysInitialized() {
23   // Update the display pref with the initial power state.
24   if (ash::Shell::GetInstance()->delegate()->IsFirstRunAfterBoot())
25     StoreDisplayPrefs();
26 }
27
28 void DisplayConfigurationObserver::OnDisplayConfigurationChanged() {
29   StoreDisplayPrefs();
30 }
31
32 }  // namespace chromeos