chrome/browser/ui/webui/version_handler_chromeos.h

   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.
   4
   5 #ifndef CHROME_BROWSER_UI_WEBUI_VERSION_HANDLER_CHROMEOS_H_
   6 #define CHROME_BROWSER_UI_WEBUI_VERSION_HANDLER_CHROMEOS_H_
   7
   8 #include <string>
   9
  10 #include "base/memory/weak_ptr.h"
  11 #include "chrome/browser/ui/webui/version_handler.h"
  12 #include "chromeos/system/version_loader.h"
  13
  14 // VersionHandlerChromeOS is responsible for loading the Chrome OS
  15 // version.
  16 class VersionHandlerChromeOS : public VersionHandler {
  17  public:
  18   VersionHandlerChromeOS();
  19   ~VersionHandlerChromeOS() override;
  20
  21   // VersionHandler overrides:
  22   void HandleRequestVersionInfo(const base::ListValue* args) override;
  23
  24   // Callback from chromeos::VersionLoader giving the version.
  25   void OnVersion(const std::string& version);
  26
  27  private:
  28   base::WeakPtrFactory<VersionHandlerChromeOS> weak_factory_;
  29
  30   DISALLOW_COPY_AND_ASSIGN(VersionHandlerChromeOS);
  31 };
  32
  33 #endif  // CHROME_BROWSER_UI_WEBUI_VERSION_HANDLER_CHROMEOS_H_