зеркало из https://github.com/mozilla/gecko-dev.git
74 строки
2.0 KiB
C++
74 строки
2.0 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/MIDIInput.h"
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#include "mozilla/dom/MIDIPortChild.h"
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#include "mozilla/dom/MIDIInputBinding.h"
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#include "mozilla/dom/MIDIMessageEvent.h"
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#include "mozilla/dom/MIDIMessageEventBinding.h"
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#include "nsDOMNavigationTiming.h"
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namespace mozilla {
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namespace dom {
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MIDIInput::MIDIInput(nsPIDOMWindowInner* aWindow, MIDIAccess* aMIDIAccessParent)
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: MIDIPort(aWindow, aMIDIAccessParent)
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{
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}
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//static
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MIDIInput*
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MIDIInput::Create(nsPIDOMWindowInner* aWindow, MIDIAccess* aMIDIAccessParent,
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const MIDIPortInfo& aPortInfo, const bool aSysexEnabled)
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{
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MOZ_ASSERT(static_cast<MIDIPortType>(aPortInfo.type()) == MIDIPortType::Input);
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auto port = new MIDIInput(aWindow, aMIDIAccessParent);
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if (!port->Initialize(aPortInfo, aSysexEnabled)) {
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return nullptr;
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}
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return port;
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}
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JSObject*
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MIDIInput::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
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{
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return MIDIInput_Binding::Wrap(aCx, this, aGivenProto);
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}
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void
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MIDIInput::Receive(const nsTArray<MIDIMessage>& aMsgs)
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{
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nsCOMPtr<nsIDocument> doc = GetOwner() ? GetOwner()->GetDoc() : nullptr;
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if (!doc) {
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NS_WARNING("No document available to send MIDIMessageEvent to!");
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return;
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}
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for (auto& msg:aMsgs) {
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RefPtr<MIDIMessageEvent> event(
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MIDIMessageEvent::Constructor(this, msg.timestamp(), msg.data()));
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DispatchTrustedEvent(event);
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}
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}
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EventHandlerNonNull*
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MIDIInput::GetOnmidimessage()
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{
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return GetEventHandler(nsGkAtoms::onmidimessage);
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}
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void
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MIDIInput::SetOnmidimessage(EventHandlerNonNull* aCallback)
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{
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SetEventHandler(nsGkAtoms::onmidimessage, aCallback);
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if (mPort->ConnectionState() != MIDIPortConnectionState::Open) {
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mPort->SendOpen();
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}
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}
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} // namespace dom
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} // namespace mozilla
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