Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2             : /* vim:set ts=2 sw=2 sts=2 et cindent: */
       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
       5             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       6             : 
       7             : #ifndef mozilla_dom_PresentationReceiver_h
       8             : #define mozilla_dom_PresentationReceiver_h
       9             : 
      10             : #include "mozilla/ErrorResult.h"
      11             : #include "nsCOMPtr.h"
      12             : #include "nsCycleCollectionParticipant.h"
      13             : #include "nsIPresentationListener.h"
      14             : #include "nsWrapperCache.h"
      15             : #include "nsString.h"
      16             : 
      17             : class nsPIDOMWindowInner;
      18             : 
      19             : namespace mozilla {
      20             : namespace dom {
      21             : 
      22             : class PresentationConnection;
      23             : class PresentationConnectionList;
      24             : class Promise;
      25             : 
      26             : class PresentationReceiver final : public nsIPresentationRespondingListener
      27             :                                  , public nsWrapperCache
      28             : {
      29             : public:
      30             :   NS_DECL_CYCLE_COLLECTING_ISUPPORTS
      31           0 :   NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(PresentationReceiver)
      32             :   NS_DECL_NSIPRESENTATIONRESPONDINGLISTENER
      33             : 
      34             :   static already_AddRefed<PresentationReceiver> Create(nsPIDOMWindowInner* aWindow);
      35             : 
      36             :   virtual JSObject* WrapObject(JSContext* aCx,
      37             :                                JS::Handle<JSObject*> aGivenProto) override;
      38             : 
      39           0 :   nsPIDOMWindowInner* GetParentObject() const
      40             :   {
      41           0 :     return mOwner;
      42             :   }
      43             : 
      44             :   // WebIDL (public APIs)
      45             :   already_AddRefed<Promise> GetConnectionList(ErrorResult& aRv);
      46             : 
      47             : private:
      48             :   explicit PresentationReceiver(nsPIDOMWindowInner* aWindow);
      49             : 
      50             :   virtual ~PresentationReceiver();
      51             : 
      52             :   MOZ_IS_CLASS_INIT bool Init();
      53             : 
      54             :   void Shutdown();
      55             : 
      56             :   void CreateConnectionList();
      57             : 
      58             :   // Store the inner window ID for |UnregisterRespondingListener| call in
      59             :   // |Shutdown| since the inner window may not exist at that moment.
      60             :   uint64_t mWindowId;
      61             : 
      62             :   nsCOMPtr<nsPIDOMWindowInner> mOwner;
      63             :   nsString mUrl;
      64             :   RefPtr<Promise> mGetConnectionListPromise;
      65             :   RefPtr<PresentationConnectionList> mConnectionList;
      66             : };
      67             : 
      68             : } // namespace dom
      69             : } // namespace mozilla
      70             : 
      71             : #endif // mozilla_dom_PresentationReceiver_h