gecko-dev/dom/midi/MIDIMessageEvent.h

63 строки
1.9 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_MIDIMessageEvent_h
#define mozilla_dom_MIDIMessageEvent_h
#include "mozilla/Attributes.h"
#include "mozilla/ErrorResult.h"
#include "mozilla/TimeStamp.h"
#include "mozilla/dom/BindingUtils.h"
#include "mozilla/dom/Event.h"
#include "mozilla/dom/MIDIMessageEventBinding.h"
struct JSContext;
namespace mozilla {
namespace dom {
/**
* Event that fires whenever a MIDI message is received by the MIDIInput object.
*
*/
class MIDIMessageEvent final : public Event
{
public:
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_INHERITED(MIDIMessageEvent,
Event)
protected:
explicit MIDIMessageEvent(mozilla::dom::EventTarget* aOwner);
JS::Heap<JSObject*> mData;
public:
virtual MIDIMessageEvent* AsMIDIMessageEvent();
virtual JSObject*
WrapObjectInternal(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
static already_AddRefed<MIDIMessageEvent>
Constructor(EventTarget* aOwner,
const class TimeStamp& aReceivedTime,
const nsTArray<uint8_t>& aData);
static already_AddRefed<MIDIMessageEvent>
Constructor(const GlobalObject& aGlobal, const nsAString& aType,
const MIDIMessageEventInit& aEventInitDict, ErrorResult& aRv);
// Getter for message data
void GetData(JSContext* cx,
JS::MutableHandle<JSObject*> aData,
ErrorResult& aRv);
private:
~MIDIMessageEvent();
nsTArray<uint8_t> mRawData;
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_MIDIMessageEvent_h