gecko-dev/dom/midi/MIDIPortChild.h

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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/MIDIPortInterface.h"
#include "mozilla/dom/PMIDIPortChild.h"
namespace mozilla::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, override);
mozilla::ipc::IPCResult RecvReceive(nsTArray<MIDIMessage>&& aMsgs);
virtual void ActorDestroy(ActorDestroyReason aWhy) override;
mozilla::ipc::IPCResult RecvUpdateStatus(const uint32_t& aDeviceState,
const uint32_t& aConnectionState);
MIDIPortChild(const MIDIPortInfo& aPortInfo, bool aSysexEnabled,
MIDIPort* aPort);
nsresult GenerateStableId(const nsACString& aOrigin);
const nsString& StableId() { return mStableId; };
void DetachOwner() { mDOMPort = nullptr; }
private:
~MIDIPortChild() = default;
// Pointer to the DOM object this actor represents. The actor cannot outlive
// the DOM object.
MIDIPort* mDOMPort;
nsString mStableId;
};
} // namespace mozilla::dom
#endif