| // 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_VERSION_HANDLER_CHROMEOS_H_ |
| #define CHROME_BROWSER_UI_WEBUI_VERSION_HANDLER_CHROMEOS_H_ |
| |
| #include <string> |
| |
| #include "chrome/browser/chromeos/version_loader.h" |
| #include "chrome/browser/ui/webui/version_handler.h" |
| |
| // VersionHandlerChromeOS is responsible for loading the Chrome OS |
| // version. |
| class VersionHandlerChromeOS : public VersionHandler { |
| public: |
| VersionHandlerChromeOS(); |
| virtual ~VersionHandlerChromeOS(); |
| |
| // VersionHandler overrides: |
| virtual void HandleRequestVersionInfo(const base::ListValue* args) OVERRIDE; |
| |
| // Callback from chromeos::VersionLoader giving the version. |
| void OnVersion(const std::string& version); |
| |
| private: |
| // Handles asynchronously loading the version. |
| chromeos::VersionLoader loader_; |
| |
| // Used to request the version. |
| base::CancelableTaskTracker tracker_; |
| |
| DISALLOW_COPY_AND_ASSIGN(VersionHandlerChromeOS); |
| }; |
| |
| #endif // CHROME_BROWSER_UI_WEBUI_VERSION_HANDLER_CHROMEOS_H_ |