forked from mirrors/gecko-dev
84 lines
3.1 KiB
C++
84 lines
3.1 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/HTMLPictureElement.h"
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#include "mozilla/dom/HTMLPictureElementBinding.h"
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#include "mozilla/dom/HTMLImageElement.h"
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// Expand NS_IMPL_NS_NEW_HTML_ELEMENT(Picture) to add pref check.
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nsGenericHTMLElement* NS_NewHTMLPictureElement(
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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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return new (nim) mozilla::dom::HTMLPictureElement(nodeInfo.forget());
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}
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namespace mozilla::dom {
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HTMLPictureElement::HTMLPictureElement(
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already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
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: nsGenericHTMLElement(std::move(aNodeInfo)) {}
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HTMLPictureElement::~HTMLPictureElement() = default;
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NS_IMPL_ELEMENT_CLONE(HTMLPictureElement)
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void HTMLPictureElement::RemoveChildNode(nsIContent* aKid, bool aNotify) {
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if (aKid && aKid->IsHTMLElement(nsGkAtoms::img)) {
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HTMLImageElement* img = HTMLImageElement::FromNode(aKid);
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if (img) {
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img->PictureSourceRemoved(aKid->AsContent());
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}
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} else if (aKid && aKid->IsHTMLElement(nsGkAtoms::source)) {
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// Find all img siblings after this <source> to notify them of its demise
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nsCOMPtr<nsIContent> nextSibling = aKid->GetNextSibling();
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if (nextSibling && nextSibling->GetParentNode() == this) {
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do {
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HTMLImageElement* img = HTMLImageElement::FromNode(nextSibling);
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if (img) {
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img->PictureSourceRemoved(aKid->AsContent());
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}
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} while ((nextSibling = nextSibling->GetNextSibling()));
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}
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}
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nsGenericHTMLElement::RemoveChildNode(aKid, aNotify);
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}
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void HTMLPictureElement::InsertChildBefore(nsIContent* aKid,
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nsIContent* aBeforeThis,
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bool aNotify, ErrorResult& aRv) {
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nsGenericHTMLElement::InsertChildBefore(aKid, aBeforeThis, aNotify, aRv);
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if (aRv.Failed() || !aKid) {
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return;
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}
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if (aKid->IsHTMLElement(nsGkAtoms::img)) {
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HTMLImageElement* img = HTMLImageElement::FromNode(aKid);
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if (img) {
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img->PictureSourceAdded(aKid->AsContent());
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}
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} else if (aKid->IsHTMLElement(nsGkAtoms::source)) {
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// Find all img siblings after this <source> to notify them of its insertion
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nsCOMPtr<nsIContent> nextSibling = aKid->GetNextSibling();
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if (nextSibling && nextSibling->GetParentNode() == this) {
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do {
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HTMLImageElement* img = HTMLImageElement::FromNode(nextSibling);
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if (img) {
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img->PictureSourceAdded(aKid->AsContent());
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}
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} while ((nextSibling = nextSibling->GetNextSibling()));
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}
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}
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}
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JSObject* HTMLPictureElement::WrapNode(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) {
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return HTMLPictureElement_Binding::Wrap(aCx, this, aGivenProto);
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}
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} // namespace mozilla::dom
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