document.jsc

《JavaScript王者归来》examples.rar

# language: jsvm2

/*
 * Copyright (c) 2000 World Wide Web Consortium,
 * (Massachusetts Institute of Technology, Institut National de
 * Recherche en Informatique et en Automatique, Keio University). All
 * Rights Reserved. This program is distributed under the W3C's Software
 * Intellectual Property License. This program is distributed in the
 * hope that it will be useful, but WITHOUT ANY WARRANTY; without even
 * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
 * PURPOSE.
 * See W3C License http://www.w3.org/Consortium/Legal/ for more details.
 */

package org.w3c.dom;

import js.util.HashMap;

import org.w3c.dom.Node;


/**
 * The <code>Document</code> interface represents the entire HTML or XML 
 * document. Conceptually, it is the root of the document tree, and provides 
 * the primary access to the document's data.
 * <p>Since elements, text nodes, comments, processing instructions, etc. 
 * cannot exist outside the context of a <code>Document</code>, the 
 * <code>Document</code> interface also contains the factory methods needed 
 * to create these objects. The <code>Node</code> objects created have a 
 * <code>ownerDocument</code> attribute which associates them with the 
 * <code>Document</code> within whose context they were created.
 * <p>See also the <a href='http://www.w3.org/TR/2000/REC-DOM-Level-2-Core-20001113'>Document Object Model (DOM) Level 2 Core Specification</a>.
 */
class Document extends Node ()
{
	super.call(this, Node.DOCUMENT_NODE);
	this.__elementMap = new HashMap();
}

/**
 * The Document Type Declaration (see <code>DocumentType</code>) 
 * associated with this document. For HTML documents as well as XML 
 * documents without a document type declaration this returns 
 * <code>null</code>. The DOM Level 2 does not support editing the 
 * Document Type Declaration. <code>docType</code> cannot be altered in 
 * any way, including through the use of methods inherited from the 
 * <code>Node</code> interface, such as <code>insertNode</code> or 
 * <code>removeNode</code>.
 */
Document.prototype.getDoctype = function ()
{
	//TODO
}

/**
 * The <code>DOMImplementation</code> object that handles this document. A 
 * DOM application may use objects from multiple implementations.
 */
Document.prototype.getImplementation = function ()
{
	//TODO
}

/**
 * This is a convenience attribute that allows direct access to the child 
 * node that is the root element of the document. For HTML documents, 
 * this is the element with the tagName "HTML".
 */
Document.prototype.getDocumentElement = function ()
{
	//TODO
}

/**
 * Creates an element of the type specified. Note that the instance 
 * returned implements the <code>Element</code> interface, so attributes 
 * can be specified directly on the returned object.
 * <br>In addition, if there are known attributes with default values, 
 * <code>Attr</code> nodes representing them are automatically created 
 * and attached to the element.
 * <br>To create an element with a qualified name and namespace URI, use 
 * the <code>createElementNS</code> method.
 * @param tagName The name of the element type to instantiate. For XML, 
 *   this is case-sensitive. For HTML, the <code>tagName</code> 
 *   parameter may be provided in any case, but it must be mapped to the 
 *   canonical uppercase form by the DOM implementation.
 * @return A new <code>Element</code> object with the 
 *   <code>nodeName</code> attribute set to <code>tagName</code>, and 
 *   <code>localName</code>, <code>prefix</code>, and 
 *   <code>namespaceURI</code> set to <code>null</code>.
 * @exception DOMException
 *   INVALID_CHARACTER_ERR: Raised if the specified name contains an 
 *   illegal character.
 */
Document.prototype.createElement = function (tagName)
{
	//TODO
}

/**
 * Creates a <code>Text</code> node given the specified string.
 * @param data The data for the node.
 * @return The new <code>Text</code> object.
 */
Document.prototype.createTextNode = function (data)
{
	//TODO
}


/**
 * Creates an <code>Attr</code> of the given name. Note that the 
 * <code>Attr</code> instance can then be set on an <code>Element</code> 
 * using the <code>setAttributeNode</code> method. 
 * <br>To create an attribute with a qualified name and namespace URI, use 
 * the <code>createAttributeNS</code> method.
 * @param name The name of the attribute.
 * @return A new <code>Attr</code> object with the <code>nodeName</code> 
 *   attribute set to <code>name</code>, and <code>localName</code>, 
 *   <code>prefix</code>, and <code>namespaceURI</code> set to 
 *   <code>null</code>. The value of the attribute is the empty string.
 * @exception DOMException
 *   INVALID_CHARACTER_ERR: Raised if the specified name contains an 
 *   illegal character.
 */
Document.prototype.createAttribute = function (name)
{
	//TODO
}



/**
 * Returns a <code>NodeList</code> of all the <code>Elements</code> with a 
 * given tag name in the order in which they are encountered in a 
 * preorder traversal of the <code>Document</code> tree.
 * @param tagname The name of the tag to match on. The special value "*" 
 *   matches all tags.
 * @return A new <code>NodeList</code> object containing all the matched 
 *   <code>Elements</code>.
 */
Document.prototype.getElementsByTagName = function (tagName)
{
	
}


/**
 * Returns the <code>Element</code> whose <code>ID</code> is given by 
 * <code>elementId</code>. If no such element exists, returns 
 * <code>null</code>. Behavior is not defined if more than one element 
 * has this <code>ID</code>. The DOM implementation must have 
 * information that says which attributes are of type ID. Attributes 
 * with the name "ID" are not of type ID unless so defined. 
 * Implementations that do not know whether attributes are of type ID or 
 * not are expected to return <code>null</code>. 
 * @param elementId The unique <code>id</code> value for an element.
 * @return The matching element.
 * @since DOM Level 2
 */
Document.prototype.getElementById = function (elementId)
{
	return this.__elementMap.get(elementId);
}