content/renderer/notification_permission_dispatcher.h

   1 // Copyright 2014 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_PERMISSION_DISPATCHER_H_
   6 #define CONTENT_RENDERER_NOTIFICATION_PERMISSION_DISPATCHER_H_
   7
   8 #include "base/id_map.h"
   9 #include "content/public/renderer/render_frame_observer.h"
  10 #include "ipc/ipc_message.h"
  11 #include "third_party/WebKit/public/platform/WebNotificationPermission.h"
  12
  13 namespace blink {
  14 class WebNotificationPermissionCallback;
  15 class WebSecurityOrigin;
  16 }
  17
  18 namespace content {
  19
  20 // Dispatcher for Web Notification permission requests.
  21 class NotificationPermissionDispatcher : public RenderFrameObserver {
  22  public:
  23   explicit NotificationPermissionDispatcher(RenderFrame* render_frame);
  24   ~NotificationPermissionDispatcher() override;
  25
  26   // Requests permission to display Web Notifications for |origin|. The callback
  27   // will be invoked when the permission status is available. This class will
  28   // take ownership of |callback|.
  29   void RequestPermission(
  30       const blink::WebSecurityOrigin& origin,
  31       blink::WebNotificationPermissionCallback* callback);
  32
  33  private:
  34   // RenderFrameObserver implementation.
  35   bool OnMessageReceived(const IPC::Message& message) override;
  36
  37   void OnPermissionRequestComplete(
  38       int request_id, blink::WebNotificationPermission result);
  39
  40   // Tracks the active notification permission requests. This class takes
  41   // ownership of the created WebNotificationPermissionCallback objects.
  42   IDMap<blink::WebNotificationPermissionCallback, IDMapOwnPointer>
  43       pending_requests_;
  44
  45   DISALLOW_COPY_AND_ASSIGN(NotificationPermissionDispatcher);
  46 };
  47
  48 }  // namespace content
  49
  50 #endif  // CONTENT_RENDERER_NOTIFICATION_PERMISSION_DISPATCHER_H_