ash/system/chromeos/system_clock_observer.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/system/chromeos/system_clock_observer.h"
   6
   7 #include "ash/shell.h"
   8 #include "ash/system/tray/system_tray_notifier.h"
   9 #include "chromeos/dbus/dbus_thread_manager.h"
  10
  11 namespace ash {
  12
  13 SystemClockObserver::SystemClockObserver() {
  14   chromeos::DBusThreadManager::Get()->GetSystemClockClient()
  15       ->AddObserver(this);
  16   chromeos::system::TimezoneSettings::GetInstance()->AddObserver(this);
  17   can_set_time_ =
  18       chromeos::DBusThreadManager::Get()->GetSystemClockClient()->CanSetTime();
  19 }
  20
  21 SystemClockObserver::~SystemClockObserver() {
  22   chromeos::DBusThreadManager::Get()->GetSystemClockClient()
  23       ->RemoveObserver(this);
  24   chromeos::system::TimezoneSettings::GetInstance()->RemoveObserver(this);
  25 }
  26
  27 void SystemClockObserver::SystemClockUpdated() {
  28   Shell::GetInstance()->system_tray_notifier()->NotifySystemClockTimeUpdated();
  29 }
  30
  31 void SystemClockObserver::SystemClockCanSetTimeChanged(bool can_set_time) {
  32   can_set_time_ = can_set_time;
  33   Shell::GetInstance()->system_tray_notifier()
  34       ->NotifySystemClockCanSetTimeChanged(can_set_time_);
  35 }
  36
  37 void SystemClockObserver::TimezoneChanged(const icu::TimeZone& timezone) {
  38   Shell::GetInstance()->system_tray_notifier()->NotifyRefreshClock();
  39 }
  40
  41 }  // namespace ash