MIDIPortChild.h (1650B)
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 #ifndef mozilla_dom_MIDIPortChild_h 8 #define mozilla_dom_MIDIPortChild_h 9 10 #include "mozilla/dom/MIDIPortInterface.h" 11 #include "mozilla/dom/PMIDIPortChild.h" 12 13 namespace mozilla::dom { 14 15 class MIDIPort; 16 class MIDIPortInfo; 17 18 /** 19 * Child actor for a MIDIPort object. Each MIDIPort DOM object in JS has a its 20 * own child actor. The lifetime of the actor object is dependent on the 21 * lifetime of the JS object. 22 * 23 */ 24 class MIDIPortChild final : public PMIDIPortChild, public MIDIPortInterface { 25 public: 26 NS_INLINE_DECL_REFCOUNTING(MIDIPortChild, override); 27 mozilla::ipc::IPCResult RecvReceive(nsTArray<MIDIMessage>&& aMsgs); 28 29 virtual void ActorDestroy(ActorDestroyReason aWhy) override; 30 31 mozilla::ipc::IPCResult RecvUpdateStatus(const uint32_t& aDeviceState, 32 const uint32_t& aConnectionState); 33 34 MIDIPortChild(const MIDIPortInfo& aPortInfo, bool aSysexEnabled, 35 MIDIPort* aPort); 36 nsresult GenerateStableId(const nsACString& aOrigin); 37 const nsString& StableId() { return mStableId; }; 38 39 void DetachOwner() { mDOMPort = nullptr; } 40 41 private: 42 ~MIDIPortChild() = default; 43 // Pointer to the DOM object this actor represents. The actor cannot outlive 44 // the DOM object. 45 MIDIPort* mDOMPort; 46 nsString mStableId; 47 }; 48 } // namespace mozilla::dom 49 50 #endif