dom/midi/MIDIPortChild.h
author Noemi Erli <nerli@mozilla.com>
Thu, 24 May 2018 18:30:36 +0300
changeset 476428 fae06a27c30119754a4522f9ec21d254d34cfc80
parent 460149 63de8ef246cc1d306ae4825ba3eda458def0572f
child 508163 6f3709b3878117466168c40affa7bca0b60cf75b
permissions -rw-r--r--
Backed out changeset c19f0dedfb15 (bug 1463794) for reftest failures in build/tests/reftest/tests/layout/reftests/w3c-css/submitted/shapes1/shape-outside-circle-056.html on a CLOSED TREE

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* 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_MIDIPortChild_h
#define mozilla_dom_MIDIPortChild_h

#include "mozilla/dom/PMIDIPortChild.h"
#include "mozilla/dom/MIDIPortInterface.h"

namespace mozilla {
namespace dom {

class MIDIPort;
class MIDIPortInfo;

/**
 * Child actor for a MIDIPort object. Each MIDIPort DOM object in JS has a its
 * own child actor. The lifetime of the actor object is dependent on the
 * lifetime of the JS object.
 *
 */
class MIDIPortChild final :
    public PMIDIPortChild,
    public MIDIPortInterface
{
public:
  NS_INLINE_DECL_REFCOUNTING(MIDIPortChild);
  virtual mozilla::ipc::IPCResult
  RecvReceive(nsTArray<MIDIMessage>&& aMsgs) override;

  virtual void
  ActorDestroy(ActorDestroyReason aWhy) override;

  virtual mozilla::ipc::IPCResult
  RecvUpdateStatus(const uint32_t& aDeviceState, const uint32_t& aConnectionState) override;

  MIDIPortChild(const MIDIPortInfo& aPortInfo, bool aSysexEnabled, MIDIPort* aPort);
  //virtual void Shutdown() override;
  void SetActorAlive();

  void Teardown();
private:
  ~MIDIPortChild() = default;
  // Pointer to the DOM object this actor represents. The actor cannot outlive
  // the DOM object.
  MIDIPort* mDOMPort;
  bool mActorWasAlive;
};
}
}

#endif