Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2             : /* vim: set ts=8 sts=2 et sw=2 tw=80: */
       3             : /* This Source Code Form is subject to the terms of the Mozilla Public
       4             :  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
       5             :  * You can obtain one at http://mozilla.org/MPL/2.0/. */
       6             : 
       7             : #ifndef mozilla_dom_BroadcastChannelService_h
       8             : #define mozilla_dom_BroadcastChannelService_h
       9             : 
      10             : #include "nsISupportsImpl.h"
      11             : #include "nsHashKeys.h"
      12             : #include "nsClassHashtable.h"
      13             : 
      14             : #ifdef XP_WIN
      15             : #undef PostMessage
      16             : #endif
      17             : 
      18             : namespace mozilla {
      19             : namespace dom {
      20             : 
      21             : class BroadcastChannelParent;
      22             : class ClonedMessageData;
      23             : 
      24             : class BroadcastChannelService final
      25             : {
      26             : public:
      27           0 :   NS_INLINE_DECL_REFCOUNTING(BroadcastChannelService)
      28             : 
      29             :   static already_AddRefed<BroadcastChannelService> GetOrCreate();
      30             : 
      31             :   void RegisterActor(BroadcastChannelParent* aParent,
      32             :                      const nsAString& aOriginChannelKey);
      33             :   void UnregisterActor(BroadcastChannelParent* aParent,
      34             :                        const nsAString& aOriginChannelKey);
      35             : 
      36             :   void PostMessage(BroadcastChannelParent* aParent,
      37             :                    const ClonedMessageData& aData,
      38             :                    const nsAString& aOriginChannelKey);
      39             : 
      40             : private:
      41             :   BroadcastChannelService();
      42             :   ~BroadcastChannelService();
      43             : 
      44             :   // Raw Pointers because the actors keep alive this service.
      45             :   nsClassHashtable<nsStringHashKey,
      46             :                   nsTArray<BroadcastChannelParent*>> mAgents;
      47             : };
      48             : 
      49             : } // namespace dom
      50             : } // namespace mozilla
      51             : 
      52             : #endif // mozilla_dom_BroadcastChannelService_h