raptor/lib/raptor/widgets/widgets.js

RaptorJS provides an AMD module loader that works in Node, Rhino and the web browser. It also includes various sub-modules to support building optimized web applications.

/*
 * Copyright 2011 eBay Software Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
* Module to manage the lifecycle of widgets
* 
*/
define('raptor/widgets', function(require, exports, module) {
    "use strict";

    var WidgetsContext = require('raptor/widgets/WidgetsContext'),
        WIDGET_CONTEXT_KEY = "widgets";
    
    return {
        
        getWidgetsContext: function(context) {
            var attributes = context.attributes;
            return attributes[WIDGET_CONTEXT_KEY] || (attributes[WIDGET_CONTEXT_KEY] = new WidgetsContext(context)); 
        }
    };
});