gecko-dev/dom/midi/MIDIPortChild.h

56 строки
1.5 KiB
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/* -*- 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