ash/display/display_error_observer_chromeos.cc

   1 // Copyright 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 "ash/display/display_error_observer_chromeos.h"
   6
   7 #include "ash/system/system_notifier.h"
   8 #include "grit/ash_resources.h"
   9 #include "grit/ash_strings.h"
  10 #include "ui/base/l10n/l10n_util.h"
  11 #include "ui/base/resource/resource_bundle.h"
  12 #include "ui/message_center/message_center.h"
  13 #include "ui/message_center/notification.h"
  14 #include "ui/message_center/notification_delegate.h"
  15 #include "ui/message_center/notification_list.h"
  16
  17 using message_center::Notification;
  18
  19 namespace ash {
  20 namespace {
  21
  22 const char kDisplayErrorNotificationId[] = "chrome://settings/display/error";
  23
  24 }  // namespace
  25
  26 DisplayErrorObserver::DisplayErrorObserver() {
  27 }
  28
  29 DisplayErrorObserver::~DisplayErrorObserver() {
  30 }
  31
  32 void DisplayErrorObserver::OnDisplayModeChangeFailed(
  33     ui::MultipleDisplayState new_state) {
  34   // Always remove the notification to make sure the notification appears
  35   // as a popup in any situation.
  36   message_center::MessageCenter::Get()->RemoveNotification(
  37       kDisplayErrorNotificationId, false /* by_user */);
  38
  39   int message_id = (new_state == ui::MULTIPLE_DISPLAY_STATE_DUAL_MIRROR) ?
  40       IDS_ASH_DISPLAY_FAILURE_ON_MIRRORING :
  41       IDS_ASH_DISPLAY_FAILURE_ON_NON_MIRRORING;
  42
  43   ui::ResourceBundle& bundle = ui::ResourceBundle::GetSharedInstance();
  44   scoped_ptr<Notification> notification(new Notification(
  45       message_center::NOTIFICATION_TYPE_SIMPLE,
  46       kDisplayErrorNotificationId,
  47       l10n_util::GetStringUTF16(message_id),
  48       base::string16(),  // message
  49       bundle.GetImageNamed(IDR_AURA_NOTIFICATION_DISPLAY),
  50       base::string16(),  // display_source
  51       message_center::NotifierId(
  52           message_center::NotifierId::SYSTEM_COMPONENT,
  53           system_notifier::kNotifierDisplayError),
  54       message_center::RichNotificationData(),
  55       NULL));
  56   message_center::MessageCenter::Get()->AddNotification(notification.Pass());
  57 }
  58
  59 base::string16 DisplayErrorObserver::
  60     GetTitleOfDisplayErrorNotificationForTest() {
  61   message_center::NotificationList::Notifications notifications =
  62       message_center::MessageCenter::Get()->GetVisibleNotifications();
  63   for (message_center::NotificationList::Notifications::const_iterator iter =
  64            notifications.begin(); iter != notifications.end(); ++iter) {
  65     if ((*iter)->id() == kDisplayErrorNotificationId)
  66       return (*iter)->title();
  67   }
  68
  69   return base::string16();
  70 }
  71
  72 }  // namespace ash