gecko-dev/dom/base/nsTextNode.h

90 строки
2.6 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 nsTextNode_h
#define nsTextNode_h
/*
* Implementation of DOM Core's nsIDOMText node.
*/
#include "mozilla/Attributes.h"
#include "mozilla/dom/Text.h"
#include "nsIDOMText.h"
#include "nsDebug.h"
class nsNodeInfoManager;
/**
* Class used to implement DOM text nodes
*/
class nsTextNode : public mozilla::dom::Text,
public nsIDOMText
{
private:
void Init()
{
MOZ_ASSERT(mNodeInfo->NodeType() == TEXT_NODE,
"Bad NodeType in aNodeInfo");
}
public:
explicit nsTextNode(already_AddRefed<mozilla::dom::NodeInfo>& aNodeInfo)
: mozilla::dom::Text(aNodeInfo)
{
Init();
}
explicit nsTextNode(nsNodeInfoManager* aNodeInfoManager)
: mozilla::dom::Text(aNodeInfoManager->GetTextNodeInfo())
{
Init();
}
// nsISupports
NS_DECL_ISUPPORTS_INHERITED
// nsIDOMCharacterData
NS_FORWARD_NSIDOMCHARACTERDATA(nsGenericDOMDataNode::)
using nsGenericDOMDataNode::SetData; // Prevent hiding overloaded virtual function.
// nsIDOMText
NS_FORWARD_NSIDOMTEXT(nsGenericDOMDataNode::)
// nsINode
virtual bool IsNodeOfType(uint32_t aFlags) const override;
virtual nsGenericDOMDataNode* CloneDataNode(mozilla::dom::NodeInfo *aNodeInfo,
bool aCloneText) const override;
virtual nsresult BindToTree(nsIDocument* aDocument, nsIContent* aParent,
nsIContent* aBindingParent,
bool aCompileEventHandlers) override;
virtual void UnbindFromTree(bool aDeep = true,
bool aNullParent = true) override;
nsresult AppendTextForNormalize(const char16_t* aBuffer, uint32_t aLength,
bool aNotify, nsIContent* aNextSibling);
virtual nsIDOMNode* AsDOMNode() override { return this; }
// Need to have a copy here because including nsDocument.h in this file will
// fail to build on Windows.
static bool IsShadowDOMEnabled(JSContext* aCx, JSObject* aObject);
#ifdef DEBUG
virtual void List(FILE* out, int32_t aIndent) const override;
virtual void DumpContent(FILE* out, int32_t aIndent, bool aDumpAll) const override;
#endif
protected:
virtual ~nsTextNode();
virtual JSObject* WrapNode(JSContext *aCx, JS::Handle<JSObject*> aGivenProto) override;
};
#endif // nsTextNode_h