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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_UI_WEBUI_HELP_VERSION_UPDATER_CHROMEOS_H_
#define CHROME_BROWSER_UI_WEBUI_HELP_VERSION_UPDATER_CHROMEOS_H_
#include "base/compiler_specific.h"
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "chrome/browser/ui/webui/help/version_updater.h"
namespace content {
class BrowserContext;
class WebContents;
}
class VersionUpdaterCros : public VersionUpdater,
public chromeos::UpdateEngineClient::Observer {
public:
// VersionUpdater implementation.
void CheckForUpdate(const StatusCallback& callback,
const PromoteCallback&) override;
void SetChannel(const std::string& channel,
bool is_powerwash_allowed) override;
void GetChannel(bool get_current_channel,
const ChannelCallback& callback) override;
void GetEolInfo(EolInfoCallback callback) override;
void SetUpdateOverCellularOneTimePermission(const StatusCallback& callback,
const std::string& update_version,
int64_t update_size) override;
// Gets the last update status, without triggering a new check or download.
void GetUpdateStatus(const StatusCallback& callback);
protected:
friend class VersionUpdater;
// Clients must use VersionUpdater::Create().
explicit VersionUpdaterCros(content::WebContents* web_contents);
~VersionUpdaterCros() override;
private:
// UpdateEngineClient::Observer implementation.
void UpdateStatusChanged(const update_engine::StatusResult& status) override;
// Callback from UpdateEngineClient::RequestUpdateCheck().
void OnUpdateCheck(chromeos::UpdateEngineClient::UpdateCheckResult result);
// Callback from UpdateEngineClient::SetUpdateOverCellularOneTimePermission().
void OnSetUpdateOverCellularOneTimePermission(bool success);
// Callback from UpdateEngineClient::GetChannel().
void OnGetChannel(const ChannelCallback& cb,
const std::string& current_channel);
// Callback from UpdateEngineClient::GetEolInfo().
void OnGetEolInfo(EolInfoCallback cb,
chromeos::UpdateEngineClient::EolInfo eol_info);
// BrowserContext in which the class was instantiated.
content::BrowserContext* context_;
// Callback used to communicate update status to the client.
StatusCallback callback_;
// Last state received via UpdateStatusChanged().
update_engine::Operation last_operation_;
// True if an update check should be scheduled when the update engine is idle.
bool check_for_update_when_idle_;
base::WeakPtrFactory<VersionUpdaterCros> weak_ptr_factory_{this};
DISALLOW_COPY_AND_ASSIGN(VersionUpdaterCros);
};
#endif // CHROME_BROWSER_UI_WEBUI_HELP_VERSION_UPDATER_CHROMEOS_H_
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