/* -*- 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_MIDIInput_h
#define mozilla_dom_MIDIInput_h
#include "mozilla/dom/MIDIPort.h"
struct JSContext;
namespace mozilla::dom {
class MIDIPortInfo;
/**
* Represents a MIDI Input Port, handles generating incoming message events.
*
*/
class MIDIInput final :
public MIDIPort {
public:
static RefPtr<MIDIInput> Create(nsPIDOMWindowInner* aWindow,
MIDIAccess* aMIDIAccessParent,
const MIDIPortInfo& aPortInfo,
const bool aSysexEnabled);
~MIDIInput() =
default;
JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
IMPL_EVENT_HANDLER(midimessage);
void StateChange() override;
void EventListenerAdded(nsAtom* aType) override;
void DisconnectFromOwner() override;
private:
explicit MIDIInput(nsPIDOMWindowInner* aWindow);
// Takes an array of IPC MIDIMessage objects and turns them into
// MIDIMessageEvents, which it then fires.
void Receive(
const nsTArray<MIDIMessage>& aMsgs) override;
void KeepAliveOnMidimessage();
void DontKeepAliveOnMidimessage();
// If true this object will be kept alive even without direct JS references
bool mKeepAlive;
};
}
// namespace mozilla::dom
#endif // mozilla_dom_MIDIInput_h
