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     const ui::DisplayConfigurator::DisplayStateList& displays,
  34     ui::MultipleDisplayState new_state) {
  35   // Always remove the notification to make sure the notification appears
  36   // as a popup in any situation.
  37   message_center::MessageCenter::Get()->RemoveNotification(
  38       kDisplayErrorNotificationId, false /* by_user */);
  39
  40   int message_id = (new_state == ui::MULTIPLE_DISPLAY_STATE_DUAL_MIRROR) ?
  41       IDS_ASH_DISPLAY_FAILURE_ON_MIRRORING :
  42       IDS_ASH_DISPLAY_FAILURE_ON_NON_MIRRORING;
  43
  44   ui::ResourceBundle& bundle = ui::ResourceBundle::GetSharedInstance();
  45   scoped_ptr<Notification> notification(new Notification(
  46       message_center::NOTIFICATION_TYPE_SIMPLE,
  47       kDisplayErrorNotificationId,
  48       l10n_util::GetStringUTF16(message_id),
  49       base::string16(),  // message
  50       bundle.GetImageNamed(IDR_AURA_NOTIFICATION_DISPLAY),
  51       base::string16(),  // display_source
  52       message_center::NotifierId(
  53           message_center::NotifierId::SYSTEM_COMPONENT,
  54           system_notifier::kNotifierDisplayError),
  55       message_center::RichNotificationData(),
  56       NULL));
  57   message_center::MessageCenter::Get()->AddNotification(notification.Pass());
  58 }
  59
  60 base::string16 DisplayErrorObserver::
  61     GetTitleOfDisplayErrorNotificationForTest() {
  62   message_center::NotificationList::Notifications notifications =
  63       message_center::MessageCenter::Get()->GetVisibleNotifications();
  64   for (message_center::NotificationList::Notifications::const_iterator iter =
  65            notifications.begin(); iter != notifications.end(); ++iter) {
  66     if ((*iter)->id() == kDisplayErrorNotificationId)
  67       return (*iter)->title();
  68   }
  69
  70   return base::string16();
  71 }
  72
  73 }  // namespace ash