Edit C:\Users\Administrator\Desktop\Back\galaxie - Copy\js\wysiwyg\ckeditor\_source\core\dom\text.js
/* 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.text} class, which represents * a DOM text node. */ /** * Represents a DOM text node. * @constructor * @augments CKEDITOR.dom.node * @param {Object|String} text A native DOM text node or a string containing * the text to use to create a new text node. * @param {CKEDITOR.dom.document} [ownerDocument] The document that will contain * the node in case of new node creation. Defaults to the current document. * @example * var nativeNode = document.createTextNode( 'Example' ); * var text = CKEDITOR.dom.text( nativeNode ); * @example * var text = CKEDITOR.dom.text( 'Example' ); */ CKEDITOR.dom.text = function( text, ownerDocument ) { if ( typeof text == 'string' ) text = ( ownerDocument ? ownerDocument.$ : document ).createTextNode( text ); // Theoretically, we should call the base constructor here // (not CKEDITOR.dom.node though). But, IE doesn't support expando // properties on text node, so the features provided by domObject will not // work for text nodes (which is not a big issue for us). // // CKEDITOR.dom.domObject.call( this, element ); /** * The native DOM text node represented by this class instance. * @type Object * @example * var element = new CKEDITOR.dom.text( 'Example' ); * alert( element.$.nodeType ); // "3" */ this.$ = text; }; CKEDITOR.dom.text.prototype = new CKEDITOR.dom.node(); CKEDITOR.tools.extend( CKEDITOR.dom.text.prototype, /** @lends CKEDITOR.dom.text.prototype */ { /** * The node type. This is a constant value set to * {@link CKEDITOR.NODE_TEXT}. * @type Number * @example */ type : CKEDITOR.NODE_TEXT, getLength : function() { return this.$.nodeValue.length; }, getText : function() { return this.$.nodeValue; }, setText : function( text ) { this.$.nodeValue = text; }, /** * Breaks this text node into two nodes at the specified offset, * keeping both in the tree as siblings. This node then only contains * all the content up to the offset point. A new text node, which is * inserted as the next sibling of this node, contains all the content * at and after the offset point. When the offset is equal to the * length of this node, the new node has no data. * @param {Number} The position at which to split, starting from zero. * @returns {CKEDITOR.dom.text} The new text node. */ split : function( offset ) { // If the offset is after the last char, IE creates the text node // on split, but don't include it into the DOM. So, we have to do // that manually here. if ( CKEDITOR.env.ie && offset == this.getLength() ) { var next = this.getDocument().createText( '' ); next.insertAfter( this ); return next; } var doc = this.getDocument(); var retval = new CKEDITOR.dom.text( this.$.splitText( offset ), doc ); // IE BUG: IE8 does not update the childNodes array in DOM after splitText(), // we need to make some DOM changes to make it update. (#3436) if ( CKEDITOR.env.ie8 ) { var workaround = new CKEDITOR.dom.text( '', doc ); workaround.insertAfter( retval ); workaround.remove(); } return retval; }, /** * Extracts characters from indexA up to but not including indexB. * @param {Number} indexA An integer between 0 and one less than the * length of the text. * @param {Number} [indexB] An integer between 0 and the length of the * string. If omitted, extracts characters to the end of the text. */ substring : function( indexA, indexB ) { // We need the following check due to a Firefox bug // https://bugzilla.mozilla.org/show_bug.cgi?id=458886 if ( typeof indexB != 'number' ) return this.$.nodeValue.substr( indexA ); else return this.$.nodeValue.substring( indexA, indexB ); } });
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