mirror of
https://github.com/rn10950/RetroZilla.git
synced 2024-11-10 01:40:17 +01:00
206 lines
5.6 KiB
C++
206 lines
5.6 KiB
C++
|
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
||
|
/* ***** BEGIN LICENSE BLOCK *****
|
||
|
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
||
|
*
|
||
|
* The contents of this file are subject to the Mozilla Public License Version
|
||
|
* 1.1 (the "License"); you may not use this file except in compliance with
|
||
|
* the License. You may obtain a copy of the License at
|
||
|
* http://www.mozilla.org/MPL/
|
||
|
*
|
||
|
* Software distributed under the License is distributed on an "AS IS" basis,
|
||
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
||
|
* for the specific language governing rights and limitations under the
|
||
|
* License.
|
||
|
*
|
||
|
* The Original Code is TransforMiiX XSLT processor code.
|
||
|
*
|
||
|
* The Initial Developer of the Original Code is
|
||
|
* The MITRE Corporation.
|
||
|
* Portions created by the Initial Developer are Copyright (C) 1999
|
||
|
* the Initial Developer. All Rights Reserved.
|
||
|
*
|
||
|
* Contributor(s):
|
||
|
*
|
||
|
* Alternatively, the contents of this file may be used under the terms of
|
||
|
* either the GNU General Public License Version 2 or later (the "GPL"), or
|
||
|
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
||
|
* in which case the provisions of the GPL or the LGPL are applicable instead
|
||
|
* of those above. If you wish to allow use of your version of this file only
|
||
|
* under the terms of either the GPL or the LGPL, and not to allow others to
|
||
|
* use your version of this file under the terms of the MPL, indicate your
|
||
|
* decision by deleting the provisions above and replace them with the notice
|
||
|
* and other provisions required by the GPL or the LGPL. If you do not delete
|
||
|
* the provisions above, a recipient may use your version of this file under
|
||
|
* the terms of any one of the MPL, the GPL or the LGPL.
|
||
|
*
|
||
|
* ***** END LICENSE BLOCK ***** */
|
||
|
|
||
|
// Tom Kneeland (3/29/99)
|
||
|
//
|
||
|
// Implementation of the Document Object Model Level 1 Core
|
||
|
// Implementation of the Document class
|
||
|
//
|
||
|
// Modification History:
|
||
|
// Who When What
|
||
|
// TK 03/29/99 Created
|
||
|
// LF 08/06/1999 Removed Default argument initializer from
|
||
|
// Document() constructor
|
||
|
// LF 08/06/1999 fixed typo: defalut to default
|
||
|
//
|
||
|
|
||
|
#include "dom.h"
|
||
|
|
||
|
//
|
||
|
//Construct a Document. Currently no parameters are required, but the the
|
||
|
//node constructor is called to identify the node type.
|
||
|
//
|
||
|
Document::Document() : NodeDefinition(Node::DOCUMENT_NODE, EmptyString(), NULL)
|
||
|
{
|
||
|
mIDMap.Init(0);
|
||
|
documentElement = nsnull;
|
||
|
}
|
||
|
|
||
|
//
|
||
|
//Return the one and only element for this document
|
||
|
//
|
||
|
Element* Document::getDocumentElement()
|
||
|
{
|
||
|
return documentElement;
|
||
|
}
|
||
|
|
||
|
//
|
||
|
//Construct an empty document fragment.
|
||
|
// NOTE: The caller is responsible for cleaning up this fragment's memory
|
||
|
// when it is no longer needed.
|
||
|
//
|
||
|
Node* Document::createDocumentFragment()
|
||
|
{
|
||
|
return new DocumentFragment(this);
|
||
|
}
|
||
|
|
||
|
//
|
||
|
//Construct an element with the specified tag name.
|
||
|
// NOTE: The caller is responsible for cleaning up the element's menory
|
||
|
//
|
||
|
Element* Document::createElement(const nsAString& tagName)
|
||
|
{
|
||
|
return new Element(tagName, this);
|
||
|
}
|
||
|
|
||
|
Element* Document::createElementNS(const nsAString& aNamespaceURI,
|
||
|
const nsAString& aTagName)
|
||
|
{
|
||
|
return new Element(aNamespaceURI, aTagName, this);
|
||
|
}
|
||
|
|
||
|
//
|
||
|
//Construct an attribute with the specified name
|
||
|
//
|
||
|
Attr* Document::createAttribute(const nsAString& name)
|
||
|
{
|
||
|
return new Attr(name, this);
|
||
|
}
|
||
|
|
||
|
Attr* Document::createAttributeNS(const nsAString& aNamespaceURI,
|
||
|
const nsAString& aName)
|
||
|
{
|
||
|
return new Attr(aNamespaceURI, aName, this);
|
||
|
}
|
||
|
|
||
|
//
|
||
|
//Construct a text node with the given data
|
||
|
//
|
||
|
Node* Document::createTextNode(const nsAString& theData)
|
||
|
{
|
||
|
return new NodeDefinition(Node::TEXT_NODE, theData, this);
|
||
|
}
|
||
|
|
||
|
//
|
||
|
//Construct a comment node with the given data
|
||
|
//
|
||
|
Node* Document::createComment(const nsAString& theData)
|
||
|
{
|
||
|
return new NodeDefinition(Node::COMMENT_NODE, theData, this);
|
||
|
}
|
||
|
|
||
|
//
|
||
|
//Construct a ProcessingInstruction node with the given targe and data.
|
||
|
//
|
||
|
ProcessingInstruction*
|
||
|
Document::createProcessingInstruction(const nsAString& target,
|
||
|
const nsAString& data)
|
||
|
{
|
||
|
return new ProcessingInstruction(target, data, this);
|
||
|
}
|
||
|
|
||
|
//
|
||
|
//Return an Element by ID, introduced by DOM2
|
||
|
//
|
||
|
DHASH_WRAPPER(txIDMap, txIDEntry, nsAString&)
|
||
|
|
||
|
Element* Document::getElementById(const nsAString& aID)
|
||
|
{
|
||
|
txIDEntry* entry = mIDMap.GetEntry(aID);
|
||
|
if (entry)
|
||
|
return entry->mElement;
|
||
|
return nsnull;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* private setter for element ID
|
||
|
*/
|
||
|
PRBool
|
||
|
Document::setElementID(const nsAString& aID, Element* aElement)
|
||
|
{
|
||
|
txIDEntry* id = mIDMap.AddEntry(aID);
|
||
|
// make sure IDs are unique
|
||
|
if (id->mElement) {
|
||
|
return PR_FALSE;
|
||
|
}
|
||
|
id->mElement = aElement;
|
||
|
id->mElement->setIDValue(aID);
|
||
|
return PR_TRUE;
|
||
|
}
|
||
|
|
||
|
Node* Document::appendChild(Node* newChild)
|
||
|
{
|
||
|
unsigned short nodeType = newChild->getNodeType();
|
||
|
|
||
|
// Convert to a NodeDefinition Pointer
|
||
|
NodeDefinition* pNewChild = (NodeDefinition*)newChild;
|
||
|
|
||
|
if (pNewChild->parentNode == this)
|
||
|
{
|
||
|
pNewChild = implRemoveChild(pNewChild);
|
||
|
if (nodeType == Node::ELEMENT_NODE)
|
||
|
documentElement = nsnull;
|
||
|
}
|
||
|
|
||
|
switch (nodeType)
|
||
|
{
|
||
|
case Node::PROCESSING_INSTRUCTION_NODE :
|
||
|
case Node::COMMENT_NODE :
|
||
|
case Node::DOCUMENT_TYPE_NODE :
|
||
|
return implAppendChild(pNewChild);
|
||
|
|
||
|
case Node::ELEMENT_NODE :
|
||
|
if (!documentElement)
|
||
|
{
|
||
|
Node* returnVal = implAppendChild(pNewChild);
|
||
|
documentElement = (Element*)pNewChild;
|
||
|
return returnVal;
|
||
|
}
|
||
|
|
||
|
default:
|
||
|
break;
|
||
|
}
|
||
|
|
||
|
return nsnull;
|
||
|
}
|
||
|
|
||
|
nsresult Document::getBaseURI(nsAString& aURI)
|
||
|
{
|
||
|
aURI = documentBaseURI;
|
||
|
return NS_OK;
|
||
|
}
|