Ticket/InsdepUI/expand/jquery-easyui-etree/jquery.etree.js

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/**
 * etree - jQuery EasyUI
 * 
 * Licensed under the GPL:
 *   http://www.gnu.org/licenses/gpl.txt
 *
 * Copyright 2011 stworthy [ stworthy@gmail.com ] 
 * 
 * Dependencies:
 *   tree
 *   messager
 * 
 */
(function($){
	function createTree(target){
		var opts = $.data(target, 'etree').options;
		
		$(target).tree($.extend({}, opts, {
			onDblClick: function(node){
				$(this).tree('beginEdit', node.target);
			},
			onBeforeEdit: function(node){
				if (opts.onBeforeEdit.call(target, node) == false) return false;
				$(this).tree('disableDnd');
			},
			onAfterEdit: function(node){
				$.ajax({
					url: opts.updateUrl,
					type: 'post',
					dataType: 'json',
					data: {
						id: node.id,
						text: node.text
					}
				});
				$(this).tree('enableDnd');
				opts.onAfterEdit.call(target, node);
			},
			onCancelEdit: function(node){
				$(this).tree('enableDnd');
				opts.onCancelEdit.call(target, node);
			},
			onDrop: function(targetNode, source, point){
				var targetId = $(target).tree('getNode', targetNode).id;
				$.ajax({
					url: opts.dndUrl,
					type: 'post',
					dataType: 'json',
					data: {
						id: source.id,
						targetId: targetId,
						point: point
					}
				});
				opts.onDrop.call(target, targetNode, source, point);
			}
		}));
	}
	
	$.fn.etree = function(options, param){