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+ +/** + * @author Ed Spencer + * @class Ext.data.JsonStore + * @extends Ext.data.Store + * @ignore + * + * <p>Small helper class to make creating {@link Ext.data.Store}s from JSON data easier. + * A JsonStore will be automatically configured with a {@link Ext.data.reader.Json}.</p> + * + * <p>A store configuration would be something like:</p> + * +<pre><code> +var store = new Ext.data.JsonStore({ + // store configs + autoDestroy: true, + storeId: 'myStore' + + proxy: { + type: 'ajax', + url: 'get-images.php', + reader: { + type: 'json', + root: 'images', + idProperty: 'name' + } + }, + + //alternatively, a {@link Ext.data.Model} name can be given (see {@link Ext.data.Store} for an example) + fields: ['name', 'url', {name:'size', type: 'float'}, {name:'lastmod', type:'date'}] +}); +</code></pre> + * + * <p>This store is configured to consume a returned object of the form:<pre><code> +{ + images: [ + {name: 'Image one', url:'/GetImage.php?id=1', size:46.5, lastmod: new Date(2007, 10, 29)}, + {name: 'Image Two', url:'/GetImage.php?id=2', size:43.2, lastmod: new Date(2007, 10, 30)} + ] +} +</code></pre> + * + * <p>An object literal of this form could also be used as the {@link #data} config option.</p> + * + * @constructor + * @param {Object} config + * @xtype jsonstore + */ +Ext.define('Ext.data.JsonStore', { + extend: 'Ext.data.Store', + alias: 'store.json', + + /** + * @cfg {Ext.data.DataReader} reader @hide + */ + constructor: function(config) { + config = config || {}; + + Ext.applyIf(config, { + proxy: { + type : 'ajax', + reader: 'json', + writer: 'json' + } + }); + + this.callParent([config]); + } +}); ++ +