ckeditor/_source/core/dom/node.js

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/*
Copyright (c) 2003-2011, CKSource - Frederico Knabben. All rights reserved.
For licensing, see LICENSE.html or http://ckeditor.com/license
*/

/**
 * @fileOverview Defines the {@link CKEDITOR.dom.node} class which is the base
 *		class for classes that represent DOM nodes.
 */

/**
 * Base class for classes representing DOM nodes. This constructor may return
 * an instance of a class that inherits from this class, like
 * {@link CKEDITOR.dom.element} or {@link CKEDITOR.dom.text}.
 * @augments CKEDITOR.dom.domObject
 * @param {Object} domNode A native DOM node.
 * @constructor
 * @see CKEDITOR.dom.element
 * @see CKEDITOR.dom.text
 * @example
 */
CKEDITOR.dom.node = function( domNode )
{
	if ( domNode )
	{
		switch ( domNode.nodeType )
		{
			// Safari don't consider document as element node type. (#3389)
			case CKEDITOR.NODE_DOCUMENT :
				return new CKEDITOR.dom.document( domNode );

			case CKEDITOR.NODE_ELEMENT :
				return new CKEDITOR.dom.element( domNode );

			case CKEDITOR.NODE_TEXT :
				return new CKEDITOR.dom.text( domNode );
		}

		// Call the base constructor.
		CKEDITOR.dom.domObject.call( this, domNode );
	}

	return this;
};

CKEDITOR.dom.node.prototype = new CKEDITOR.dom.domObject();

/**
 * Element node type.
 * @constant
 * @example
 */
CKEDITOR.NODE_ELEMENT = 1;

/**
 * Document node type.
 * @constant
 * @example
 */
CKEDITOR.NODE_DOCUMENT = 9;