gecko-dev/dom/html/HTMLShadowElement.h
2015-05-03 15:32:37 -04:00

88 lines
2.7 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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_HTMLShadowElement_h__
#define mozilla_dom_HTMLShadowElement_h__
#include "nsGenericHTMLElement.h"
namespace mozilla {
namespace dom {
class HTMLShadowElement final : public nsGenericHTMLElement,
public nsStubMutationObserver
{
public:
explicit HTMLShadowElement(already_AddRefed<mozilla::dom::NodeInfo>& aNodeInfo);
NS_IMPL_FROMCONTENT_HTML_WITH_TAG(HTMLShadowElement, shadow)
// nsISupports
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_NSIMUTATIONOBSERVER_CONTENTAPPENDED
NS_DECL_NSIMUTATIONOBSERVER_CONTENTINSERTED
NS_DECL_NSIMUTATIONOBSERVER_CONTENTREMOVED
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(HTMLShadowElement,
nsGenericHTMLElement)
virtual nsresult Clone(mozilla::dom::NodeInfo *aNodeInfo, nsINode **aResult) const override;
virtual nsresult BindToTree(nsIDocument* aDocument, nsIContent* aParent,
nsIContent* aBindingParent,
bool aCompileEventHandlers) override;
virtual void UnbindFromTree(bool aDeep = true,
bool aNullParent = true) override;
bool IsInsertionPoint() { return mIsInsertionPoint; }
/**
* Sets the ShadowRoot that will be rendered in place of
* this shadow insertion point.
*/
void SetProjectedShadow(ShadowRoot* aProjectedShadow);
/**
* Distributes a single explicit child of the projected ShadowRoot
* to relevant insertion points.
*/
void DistributeSingleNode(nsIContent* aContent);
/**
* Removes a single explicit child of the projected ShadowRoot
* from relevant insertion points.
*/
void RemoveDistributedNode(nsIContent* aContent);
/**
* Distributes all the explicit children of the projected ShadowRoot
* to the shadow insertion point in the younger ShadowRoot and
* the content insertion point of the parent node's ShadowRoot.
*/
void DistributeAllNodes();
// WebIDL methods.
ShadowRoot* GetOlderShadowRoot() { return mProjectedShadow; }
protected:
virtual ~HTMLShadowElement();
virtual JSObject* WrapNode(JSContext *aCx, JS::Handle<JSObject*> aGivenProto) override;
// The ShadowRoot that will be rendered in place of this shadow insertion point.
nsRefPtr<ShadowRoot> mProjectedShadow;
bool mIsInsertionPoint;
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_HTMLShadowElement_h__