source:
trunk/workshop-routing-foss4g/web/ext/src/data/JsonStore.js
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1 | /*! |
2 | * Ext JS Library 3.4.0 |
3 | * Copyright(c) 2006-2011 Sencha Inc. |
4 | * licensing@sencha.com |
5 | * http://www.sencha.com/license |
6 | */ |
7 | /** |
8 | * @class Ext.data.JsonStore |
9 | * @extends Ext.data.Store |
10 | * <p>Small helper class to make creating {@link Ext.data.Store}s from JSON data easier. |
11 | * A JsonStore will be automatically configured with a {@link Ext.data.JsonReader}.</p> |
12 | * <p>A store configuration would be something like:<pre><code> |
13 | var store = new Ext.data.JsonStore({ |
14 | // store configs |
15 | autoDestroy: true, |
16 | url: 'get-images.php', |
17 | storeId: 'myStore', |
18 | // reader configs |
19 | root: 'images', |
20 | idProperty: 'name', |
21 | fields: ['name', 'url', {name:'size', type: 'float'}, {name:'lastmod', type:'date'}] |
22 | }); |
23 | * </code></pre></p> |
24 | * <p>This store is configured to consume a returned object of the form:<pre><code> |
25 | { |
26 | images: [ |
27 | {name: 'Image one', url:'/GetImage.php?id=1', size:46.5, lastmod: new Date(2007, 10, 29)}, |
28 | {name: 'Image Two', url:'/GetImage.php?id=2', size:43.2, lastmod: new Date(2007, 10, 30)} |
29 | ] |
30 | } |
31 | * </code></pre> |
32 | * An object literal of this form could also be used as the {@link #data} config option.</p> |
33 | * <p><b>*Note:</b> Although not listed here, this class accepts all of the configuration options of |
34 | * <b>{@link Ext.data.JsonReader JsonReader}</b>.</p> |
35 | * @constructor |
36 | * @param {Object} config |
37 | * @xtype jsonstore |
38 | */ |
39 | Ext.data.JsonStore = Ext.extend(Ext.data.Store, { |
40 | /** |
41 | * @cfg {Ext.data.DataReader} reader @hide |
42 | */ |
43 | constructor: function(config){ |
44 | Ext.data.JsonStore.superclass.constructor.call(this, Ext.apply(config, { |
45 | reader: new Ext.data.JsonReader(config) |
46 | })); |
47 | } |
48 | }); |
49 | Ext.reg('jsonstore', Ext.data.JsonStore); |
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