content/renderer/notification_provider.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 CONTENT_RENDERER_NOTIFICATION_PROVIDER_H_
   6 #define CONTENT_RENDERER_NOTIFICATION_PROVIDER_H_
   7
   8 #include "content/public/renderer/render_frame_observer.h"
   9 #include "content/renderer/active_notification_tracker.h"
  10 #include "third_party/WebKit/public/web/WebNotification.h"
  11 #include "third_party/WebKit/public/web/WebNotificationPresenter.h"
  12
  13 namespace content {
  14
  15 // NotificationProvider class is owned by the RenderFrame.  Only to be used on
  16 // the main thread.
  17 class NotificationProvider : public RenderFrameObserver,
  18                              public blink::WebNotificationPresenter {
  19  public:
  20   explicit NotificationProvider(RenderFrame* render_frame);
  21   virtual ~NotificationProvider();
  22
  23  private:
  24   // RenderFrameObserver implementation.
  25   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
  26
  27   // blink::WebNotificationPresenter interface.
  28   virtual bool show(const blink::WebNotification& proxy);
  29   virtual void cancel(const blink::WebNotification& proxy);
  30   virtual void objectDestroyed(const blink::WebNotification& proxy);
  31   virtual blink::WebNotificationPresenter::Permission checkPermission(
  32       const blink::WebSecurityOrigin& origin);
  33
  34   // IPC handlers.
  35   void OnDisplay(int id);
  36   void OnError(int id);
  37   void OnClose(int id, bool by_user);
  38   void OnClick(int id);
  39   void OnNavigate();
  40
  41   // A tracker object which manages the active notifications and the IDs
  42   // that are used to refer to them over IPC.
  43   ActiveNotificationTracker manager_;
  44
  45   DISALLOW_COPY_AND_ASSIGN(NotificationProvider);
  46 };
  47
  48 }  // namespace content
  49
  50 #endif  // CONTENT_RENDERER_NOTIFICATION_PROVIDER_H_