chrome/browser/chromeos/power/idle_action_warning_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 "chrome/browser/chromeos/power/idle_action_warning_observer.h"
   6
   7 #include "base/time/time.h"
   8 #include "chrome/browser/chromeos/power/idle_action_warning_dialog_view.h"
   9 #include "chromeos/dbus/dbus_thread_manager.h"
  10
  11 namespace chromeos {
  12
  13 IdleActionWarningObserver::IdleActionWarningObserver() : warning_dialog_(NULL) {
  14   DBusThreadManager::Get()->GetPowerManagerClient()->AddObserver(this);
  15 }
  16
  17 IdleActionWarningObserver::~IdleActionWarningObserver() {
  18   DBusThreadManager::Get()->GetPowerManagerClient()->RemoveObserver(this);
  19   if (warning_dialog_)
  20     warning_dialog_->CloseDialog();
  21 }
  22
  23 void IdleActionWarningObserver::IdleActionImminent(
  24     const base::TimeDelta& time_until_idle_action) {
  25   const base::TimeTicks idle_action_time =
  26       base::TimeTicks::Now() + time_until_idle_action;
  27   if (warning_dialog_)
  28     warning_dialog_->Update(idle_action_time);
  29   else
  30     warning_dialog_ = new IdleActionWarningDialogView(idle_action_time);
  31 }
  32
  33 void IdleActionWarningObserver::IdleActionDeferred() {
  34   if (warning_dialog_)
  35     warning_dialog_->CloseDialog();
  36   warning_dialog_ = NULL;
  37 }
  38
  39 }  // namespace chromeos