tor-browser

The Tor Browser
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MessageChannel.h (1645B)

      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
      5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
      6 
      7 #ifndef mozilla_dom_MessageChannel_h
      8 #define mozilla_dom_MessageChannel_h
      9 
     10 #include "mozilla/dom/BindingDeclarations.h"
     11 #include "nsCOMPtr.h"
     12 #include "nsCycleCollectionParticipant.h"
     13 #include "nsWrapperCache.h"
     14 
     15 class nsIGlobalObject;
     16 
     17 namespace mozilla {
     18 class ErrorResult;
     19 
     20 namespace dom {
     21 
     22 class MessagePort;
     23 
     24 class MessageChannel final : public nsISupports, public nsWrapperCache {
     25 public:
     26  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
     27  NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(MessageChannel)
     28 
     29  nsIGlobalObject* GetParentObject() const { return mGlobal; }
     30 
     31  virtual JSObject* WrapObject(JSContext* aCx,
     32                               JS::Handle<JSObject*> aGivenProto) override;
     33 
     34  static already_AddRefed<MessageChannel> Constructor(
     35      const GlobalObject& aGlobal, ErrorResult& aRv);
     36 
     37  static already_AddRefed<MessageChannel> Constructor(nsIGlobalObject* aGlobal,
     38                                                      ErrorResult& aRv);
     39 
     40  MessagePort* Port1() const { return mPort1; }
     41 
     42  MessagePort* Port2() const { return mPort2; }
     43 
     44 private:
     45  explicit MessageChannel(nsIGlobalObject* aGlobal);
     46  ~MessageChannel();
     47 
     48  nsCOMPtr<nsIGlobalObject> mGlobal;
     49 
     50  RefPtr<MessagePort> mPort1;
     51  RefPtr<MessagePort> mPort2;
     52 };
     53 
     54 }  // namespace dom
     55 }  // namespace mozilla
     56 
     57 #endif  // mozilla_dom_MessageChannel_h