forked from mirrors/gecko-dev
		
	 2d1f2db82e
			
		
	
	
		2d1f2db82e
		
	
	
	
	
		
			
			Differential Revision: https://phabricator.services.mozilla.com/D57699 --HG-- extra : moz-landing-system : lando
		
			
				
	
	
		
			89 lines
		
	
	
	
		
			3.2 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			89 lines
		
	
	
	
		
			3.2 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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| 
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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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| 
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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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| 
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| namespace mozilla {
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| namespace dom {
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| 
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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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| 
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| HTMLPictureElement::~HTMLPictureElement() = default;
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| 
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| NS_IMPL_ELEMENT_CLONE(HTMLPictureElement)
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| 
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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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| 
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|   nsGenericHTMLElement::RemoveChildNode(aKid, aNotify);
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| }
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| 
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| nsresult HTMLPictureElement::InsertChildBefore(nsIContent* aKid,
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|                                                nsIContent* aBeforeThis,
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|                                                bool aNotify) {
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|   nsresult rv =
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|       nsGenericHTMLElement::InsertChildBefore(aKid, aBeforeThis, aNotify);
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| 
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|   NS_ENSURE_SUCCESS(rv, rv);
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|   NS_ENSURE_TRUE(aKid, rv);
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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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|   return rv;
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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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| 
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| }  // namespace dom
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| }  // namespace mozilla
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