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_view_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 WebKit {
  14 class WebNotificationPermissionCallback;
  15 }
  16
  17 namespace content {
  18 class RenderViewImpl;
  19
  20 // NotificationProvider class is owned by the RenderView.  Only
  21 // to be used on the main thread.
  22 class NotificationProvider : public RenderViewObserver,
  23                              public WebKit::WebNotificationPresenter {
  24  public:
  25   explicit NotificationProvider(RenderViewImpl* render_view);
  26   virtual ~NotificationProvider();
  27
  28  private:
  29   // RenderView::Observer implementation.
  30   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
  31
  32   // WebKit::WebNotificationPresenter interface.
  33   virtual bool show(const WebKit::WebNotification& proxy);
  34   virtual void cancel(const WebKit::WebNotification& proxy);
  35   virtual void objectDestroyed(const WebKit::WebNotification& proxy);
  36   virtual WebKit::WebNotificationPresenter::Permission checkPermission(
  37       const WebKit::WebSecurityOrigin& origin);
  38   virtual void requestPermission(const WebKit::WebSecurityOrigin& origin,
  39       WebKit::WebNotificationPermissionCallback* callback);
  40
  41   // Internal methods used to show notifications.
  42   bool ShowHTML(const WebKit::WebNotification& notification, int id);
  43   bool ShowText(const WebKit::WebNotification& notification, int id);
  44
  45   // IPC handlers.
  46   void OnDisplay(int id);
  47   void OnError(int id, const WebKit::WebString& message);
  48   void OnClose(int id, bool by_user);
  49   void OnClick(int id);
  50   void OnPermissionRequestComplete(int id);
  51   void OnNavigate();
  52
  53   // A tracker object which manages the active notifications and the IDs
  54   // that are used to refer to them over IPC.
  55   ActiveNotificationTracker manager_;
  56
  57   DISALLOW_COPY_AND_ASSIGN(NotificationProvider);
  58 };
  59
  60 }  // namespace content
  61
  62 #endif  // CONTENT_RENDERER_NOTIFICATION_PROVIDER_H_