55 lines
1.2 KiB
JavaScript
55 lines
1.2 KiB
JavaScript
/**
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* @license Copyright (c) 2003-2018, CKSource - Frederico Knabben. All rights reserved.
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* For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
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*/
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/**
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* Represents a list of {@link CKEDITOR.dom.node} objects.
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* It is a wrapper for a native nodes list.
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*
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* var nodeList = CKEDITOR.document.getBody().getChildren();
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* alert( nodeList.count() ); // number [0;N]
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*
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* @class
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* @constructor Creates a document class instance.
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* @param {Object} nativeList
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*/
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CKEDITOR.dom.nodeList = function( nativeList ) {
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this.$ = nativeList;
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};
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CKEDITOR.dom.nodeList.prototype = {
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/**
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* Gets the count of nodes in this list.
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*
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* @returns {Number}
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*/
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count: function() {
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return this.$.length;
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},
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/**
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* Gets the node from the list.
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*
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* @returns {CKEDITOR.dom.node}
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*/
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getItem: function( index ) {
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if ( index < 0 || index >= this.$.length )
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return null;
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var $node = this.$[ index ];
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return $node ? new CKEDITOR.dom.node( $node ) : null;
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},
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/**
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* Returns a node list as an array.
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*
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* @returns {CKEDITOR.dom.node[]}
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*/
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toArray: function() {
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return CKEDITOR.tools.array.map( this.$, function( nativeEl ) {
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return new CKEDITOR.dom.node( nativeEl );
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} );
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}
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};
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