1 // Copyright (c) 2012 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.
5 #ifndef CHROME_BROWSER_UI_WEBUI_HELP_VERSION_UPDATER_CHROMEOS_H_
6 #define CHROME_BROWSER_UI_WEBUI_HELP_VERSION_UPDATER_CHROMEOS_H_
8 #include "base/compiler_specific.h"
9 #include "base/memory/weak_ptr.h"
10 #include "chrome/browser/ui/webui/help/version_updater.h"
11 #include "chromeos/dbus/update_engine_client.h"
13 class VersionUpdaterCros : public VersionUpdater,
14 public chromeos::UpdateEngineClient::Observer {
16 // VersionUpdater implementation.
17 virtual void CheckForUpdate(const StatusCallback& callback) override;
18 virtual void RelaunchBrowser() const override;
19 virtual void SetChannel(const std::string& channel,
20 bool is_powerwash_allowed) override;
21 virtual void GetChannel(bool get_current_channel,
22 const ChannelCallback& callback) override;
24 // Gets the last update status, without triggering a new check or download.
25 void GetUpdateStatus(const StatusCallback& callback);
28 friend class VersionUpdater;
30 // Clients must use VersionUpdater::Create().
32 virtual ~VersionUpdaterCros();
35 // UpdateEngineClient::Observer implementation.
36 virtual void UpdateStatusChanged(
37 const chromeos::UpdateEngineClient::Status& status) override;
39 // Callback from UpdateEngineClient::RequestUpdateCheck().
40 void OnUpdateCheck(chromeos::UpdateEngineClient::UpdateCheckResult result);
42 // Callback used to communicate update status to the client.
43 StatusCallback callback_;
45 // Last state received via UpdateStatusChanged().
46 chromeos::UpdateEngineClient::UpdateStatusOperation last_operation_;
48 // True if an update check should be scheduled when the update engine is idle.
49 bool check_for_update_when_idle_;
51 base::WeakPtrFactory<VersionUpdaterCros> weak_ptr_factory_;
53 DISALLOW_COPY_AND_ASSIGN(VersionUpdaterCros);
56 #endif // CHROME_BROWSER_UI_WEBUI_HELP_VERSION_UPDATER_CHROMEOS_H_