dom/midi/MIDIPlatformRunnables.cpp

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim:set ts=2 sw=2 sts=2 et cindent: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #include "mozilla/dom/MIDIPlatformRunnables.h"
   8 #include "mozilla/dom/MIDIPlatformService.h"
   9 #include "mozilla/dom/MIDIPortParent.h"
  10 #include "mozilla/ipc/BackgroundParent.h"
  11
  12 namespace mozilla::dom {
  13
  14 NS_IMETHODIMP
  15 MIDIBackgroundRunnable::Run() {
  16   ::mozilla::ipc::AssertIsOnBackgroundThread();
  17   if (!MIDIPlatformService::IsRunning()) {
  18     return NS_OK;
  19   }
  20   RunInternal();
  21   return NS_OK;
  22 }
  23
  24 void ReceiveRunnable::RunInternal() {
  25   MIDIPlatformService::Get()->CheckAndReceive(mPortId, mMsgs);
  26 }
  27
  28 void AddPortRunnable::RunInternal() {
  29   MIDIPlatformService::Get()->AddPortInfo(mPortInfo);
  30 }
  31
  32 void RemovePortRunnable::RunInternal() {
  33   MIDIPlatformService::Get()->RemovePortInfo(mPortInfo);
  34 }
  35
  36 void SetStatusRunnable::RunInternal() {
  37   MIDIPlatformService::Get()->UpdateStatus(mPort, mState, mConnection);
  38 }
  39
  40 void SendPortListRunnable::RunInternal() {
  41   // Unlike other runnables, SendPortListRunnable should just exit quietly if
  42   // the service has died.
  43   if (!MIDIPlatformService::IsRunning()) {
  44     return;
  45   }
  46   MIDIPlatformService::Get()->SendPortList();
  47 }
  48
  49 }  // namespace mozilla::dom