Update To 11.40.268.0
[platform/framework/web/crosswalk.git] / src / chrome / browser / ui / webui / theme_handler.h
1 // Copyright (c) 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 #ifndef CHROME_BROWSER_UI_WEBUI_THEME_HANDLER_H_
6 #define CHROME_BROWSER_UI_WEBUI_THEME_HANDLER_H_
7
8 #include "content/public/browser/notification_observer.h"
9 #include "content/public/browser/notification_registrar.h"
10 #include "content/public/browser/web_ui_message_handler.h"
11
12 class Profile;
13
14 namespace content {
15 class WebUI;
16 }
17
18 // A class to keep the ThemeSource up to date when theme changes.
19 class ThemeHandler : public content::WebUIMessageHandler,
20                      public content::NotificationObserver {
21  public:
22   explicit ThemeHandler();
23   ~ThemeHandler() override;
24
25  private:
26   // content::WebUIMessageHandler implementation.
27   void RegisterMessages() override;
28
29   // Re/set the CSS caches.
30   void InitializeCSSCaches();
31
32   // content::NotificationObserver implementation.
33   void Observe(int type,
34                const content::NotificationSource& source,
35                const content::NotificationDetails& details) override;
36
37   Profile* GetProfile() const;
38
39   content::NotificationRegistrar registrar_;
40
41   DISALLOW_COPY_AND_ASSIGN(ThemeHandler);
42 };
43
44 #endif  // CHROME_BROWSER_UI_WEBUI_THEME_HANDLER_H_