gecko-dev/dom/midi/MIDIManagerChild.h

40 строки
1.1 KiB
C++

/* -*- 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_MIDIManagerChild_h
#define mozilla_dom_MIDIManagerChild_h
#include "mozilla/dom/PMIDIManagerChild.h"
namespace mozilla {
namespace dom {
/**
* Actor implementation for the Child side of MIDIManager (represented in DOM by
* MIDIAccess). Manages actor lifetime so that we know to shut down services
* when all MIDIManagers are gone. Also receives port list update on MIDIAccess
* object creation.
*
*/
class MIDIManagerChild final : public PMIDIManagerChild
{
public:
NS_INLINE_DECL_REFCOUNTING(MIDIManagerChild)
MIDIManagerChild();
mozilla::ipc::IPCResult RecvMIDIPortListUpdate(const MIDIPortList& aPortList);
void SetActorAlive();
void Shutdown();
private:
~MIDIManagerChild() = default;
bool mShutdown;
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_MIDIManagerChild_h