SameProcessMessageQueue.h

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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim: set ts=8 sts=2 et sw=2 tw=80: */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this file,

 * You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef mozilla_dom_SameProcessMessageQueue_h

#define mozilla_dom_SameProcessMessageQueue_h

#include "nsIRunnable.h"

#include "mozilla/RefPtr.h"

#include "nsTArray.h"

namespace mozilla::dom {

class SameProcessMessageQueue {

 public:

  SameProcessMessageQueue();

  virtual ~SameProcessMessageQueue();

  class Runnable : public nsIRunnable {

   public:

    explicit Runnable();

    NS_DECL_ISUPPORTS

    NS_DECL_NSIRUNNABLE

    virtual nsresult HandleMessage() = 0;

   protected:

    virtual ~Runnable() = default;

   private:

    bool mDispatched;

};

  void Push(Runnable* aRunnable);

  void Flush();

  static SameProcessMessageQueue* Get();

 private:

  nsTArray<RefPtr<Runnable>> mQueue;

  static SameProcessMessageQueue* sSingleton;

};

}  // namespace mozilla::dom

#endif  // mozilla_dom_SameProcessMessageQueue_h