зеркало из https://github.com/mozilla/gecko-dev.git
112 строки
3.5 KiB
C++
112 строки
3.5 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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/HTMLAudioElement.h"
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#include "mozilla/dom/HTMLAudioElementBinding.h"
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#include "nsError.h"
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#include "nsGenericHTMLElement.h"
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#include "nsGkAtoms.h"
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#include "mozilla/dom/Document.h"
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#include "jsfriendapi.h"
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#include "nsContentUtils.h"
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#include "nsJSUtils.h"
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#include "AudioSampleFormat.h"
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#include <algorithm>
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#include "nsComponentManagerUtils.h"
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#include "nsIHttpChannel.h"
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#include "mozilla/dom/TimeRanges.h"
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#include "AudioStream.h"
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nsGenericHTMLElement* NS_NewHTMLAudioElement(
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already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo,
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mozilla::dom::FromParser aFromParser) {
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RefPtr<mozilla::dom::NodeInfo> nodeInfo(aNodeInfo);
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auto* nim = nodeInfo->NodeInfoManager();
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mozilla::dom::HTMLAudioElement* element =
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new (nim) mozilla::dom::HTMLAudioElement(nodeInfo.forget());
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element->Init();
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return element;
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}
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namespace mozilla {
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namespace dom {
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nsresult HTMLAudioElement::Clone(mozilla::dom::NodeInfo* aNodeInfo,
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nsINode** aResult) const {
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*aResult = nullptr;
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RefPtr<mozilla::dom::NodeInfo> ni(aNodeInfo);
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auto* nim = ni->NodeInfoManager();
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HTMLAudioElement* it = new (nim) HTMLAudioElement(ni.forget());
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it->Init();
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nsCOMPtr<nsINode> kungFuDeathGrip = it;
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nsresult rv = const_cast<HTMLAudioElement*>(this)->CopyInnerTo(it);
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if (NS_SUCCEEDED(rv)) {
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kungFuDeathGrip.swap(*aResult);
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}
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return rv;
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}
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HTMLAudioElement::HTMLAudioElement(already_AddRefed<NodeInfo>&& aNodeInfo)
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: HTMLMediaElement(std::move(aNodeInfo)) {
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DecoderDoctorLogger::LogConstruction(this);
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}
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HTMLAudioElement::~HTMLAudioElement() {
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DecoderDoctorLogger::LogDestruction(this);
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}
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bool HTMLAudioElement::IsInteractiveHTMLContent(bool aIgnoreTabindex) const {
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return HasAttr(kNameSpaceID_None, nsGkAtoms::controls) ||
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HTMLMediaElement::IsInteractiveHTMLContent(aIgnoreTabindex);
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}
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already_AddRefed<HTMLAudioElement> HTMLAudioElement::Audio(
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const GlobalObject& aGlobal, const Optional<nsAString>& aSrc,
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ErrorResult& aRv) {
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nsCOMPtr<nsPIDOMWindowInner> win = do_QueryInterface(aGlobal.GetAsSupports());
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Document* doc;
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if (!win || !(doc = win->GetExtantDoc())) {
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aRv.Throw(NS_ERROR_FAILURE);
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return nullptr;
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}
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RefPtr<mozilla::dom::NodeInfo> nodeInfo = doc->NodeInfoManager()->GetNodeInfo(
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nsGkAtoms::audio, nullptr, kNameSpaceID_XHTML, ELEMENT_NODE);
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RefPtr<HTMLAudioElement> audio =
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static_cast<HTMLAudioElement*>(NS_NewHTMLAudioElement(nodeInfo.forget()));
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audio->SetHTMLAttr(nsGkAtoms::preload, NS_LITERAL_STRING("auto"), aRv);
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if (aRv.Failed()) {
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return nullptr;
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}
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if (aSrc.WasPassed()) {
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audio->SetSrc(aSrc.Value(), aRv);
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}
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return audio.forget();
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}
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nsresult HTMLAudioElement::SetAcceptHeader(nsIHttpChannel* aChannel) {
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nsAutoCString value(
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"audio/webm,"
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"audio/ogg,"
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"audio/wav,"
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"audio/*;q=0.9,"
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"application/ogg;q=0.7,"
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"video/*;q=0.6,*/*;q=0.5");
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return aChannel->SetRequestHeader(NS_LITERAL_CSTRING("Accept"), value, false);
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}
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JSObject* HTMLAudioElement::WrapNode(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) {
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return HTMLAudioElement_Binding::Wrap(aCx, this, aGivenProto);
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}
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} // namespace dom
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} // namespace mozilla
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