dom/midi/MIDIPortParent.h
author L10n Bumper Bot <release+l10nbumper@mozilla.com>
Thu, 08 Nov 2018 03:00:11 -0800
changeset 501100 1cd4f2d571554c4dc89cf1be1d98683c0d14f797
parent 460150 e908708fda6b1bdcb356084dfd6548a1069d791a
child 508163 6f3709b3878117466168c40affa7bca0b60cf75b
permissions -rw-r--r--
no bug - Bumping Fennec l10n changesets r=release a=l10n-bump DONTBUILD an -> 336e061995b9 ar -> f6834a7d7374 as -> d2c76e616a66 ast -> fcb8f3455237 az -> c4caf3b07cf2 be -> 697eb1022498 bg -> 7bf1f448f743 bn-BD -> 5f7a87adee06 bn-IN -> 49ce3195c4c2 br -> 41cf35b7c5b5 bs -> 4a14aee27904 ca -> 9373e8ce86d4 cak -> a40d767541ba cs -> 4b99defb0525 cy -> 4c948fed2584 de -> 017a7e7a267a dsb -> aadebeccf5ba el -> 2d28a78dcef5 en-CA -> 55ad9171a9f0 en-GB -> 296422b495e9 en-ZA -> c1b5d2128914 eo -> c68e87667d9f es-AR -> bff0a788c711 es-CL -> 1d3efd2532ea es-ES -> 4d1feb70b0e2 es-MX -> fceda607d0f4 et -> 58a8262a0cc7 eu -> 7cebfd46208b fa -> cbc040d58476 ff -> 46f5aec275ea fi -> 235ab13d261e fr -> 8ee417b64f99

/* -*- 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_MIDIPortParent_h
#define mozilla_dom_MIDIPortParent_h

#include "mozilla/dom/PMIDIPortParent.h"
#include "mozilla/dom/MIDIPortBinding.h"
#include "mozilla/dom/MIDIPortInterface.h"

// Header file contents
namespace mozilla {
namespace dom {

/**
 * Actor representing the parent (PBackground thread) side of a MIDIPort object.
 *
 */
class MIDIPortParent final :
    public PMIDIPortParent,
    public MIDIPortInterface
{
public:
  NS_INLINE_DECL_REFCOUNTING(MIDIPortParent);
  void ActorDestroy(ActorDestroyReason) override;
  mozilla::ipc::IPCResult RecvSend(nsTArray<MIDIMessage>&& aMsg) override;
  mozilla::ipc::IPCResult RecvOpen() override;
  mozilla::ipc::IPCResult RecvClose() override;
  mozilla::ipc::IPCResult RecvClear() override;
  mozilla::ipc::IPCResult RecvShutdown() override;
  MOZ_IMPLICIT MIDIPortParent(const MIDIPortInfo& aPortInfo, const bool aSysexEnabled);
  // Sends the current port status to the child actor. May also send message
  // buffer if required.
  bool SendUpdateStatus(const MIDIPortDeviceState& aState,
                        const MIDIPortConnectionState& aConnection);
  uint32_t GetInternalId() const { return mInternalId; }
  void Teardown();

protected:
  ~MIDIPortParent() = default;
  // Queue of messages that needs to be sent. Since sending a message on a
  // closed port opens it, we sometimes have to buffer messages from the time
  // Send() is called until the time we get a device state change to Opened.
  nsTArray<MIDIMessage> mMessageQueue;
  const uint32_t mInternalId;
};
} // namespace dom
} // namespace mozilla

#endif