Setup Ext.data.Store and new Ext.data.ScriptTagProxy : ScriptTagProxy « Ext JS « JavaScript DHTML






  1. JavaScript DHTML
  2. Ext JS
  3. ScriptTagProxy

Setup Ext.data.Store and new Ext.data.ScriptTagProxy

  

<!--
/*!
 * Ext JS Library 3.0.0
 * Copyright(c) 2006-2009 Ext JS, LLC
 * licensing@extjs.com
 * http://www.extjs.com/license
 */
-->
<html>
<head>
<title>Hello World Window</title>
<link rel="stylesheet" type="text/css" href="ext-3.0.0/resources/css/ext-all.css" />
<script type="text/javascript" src="ext-3.0.0/adapter/ext/ext-base.js"></script>
<script type="text/javascript" src="ext-3.0.0/ext-all.js"></script>
<script type="text/javascript" src="ext-3.0.0/examples/ux/SearchField.js"></script>
</head>

<!-- Revised from demo code in ext3.0.0 -->
<body>
<script type="text/javascript">
/*!
 * Ext JS Library 3.0.0
 * Copyright(c) 2006-2009 Ext JS, LLC
 * licensing@extjs.com
 * http://www.extjs.com/license
 */
Ext.onReady(function(){
    var ds = new Ext.data.Store({
        proxy: new Ext.data.ScriptTagProxy({
            url: 'http://extjs.com/forum/topics-remote.php'
        }),
        reader: new Ext.data.JsonReader({
            root: 'topics',
            totalProperty: 'totalCount',
            id: 'post_id'
        }, [
            {name: 'postId', mapping: 'post_id'},
            {name: 'title', mapping: 'topic_title'},
            {name: 'topicId', mapping: 'topic_id'},
            {name: 'author', mapping: 'author'},
            {name: 'lastPost', mapping: 'post_time', type: 'date', dateFormat: 'timestamp'},
            {name: 'excerpt', mapping: 'post_text'}
        ]),

        baseParams: {limit:20, forumId: 4}
    });

    // Custom rendering Template for the View
    var resultTpl = new Ext.XTemplate(
        '<tpl for=".">',
        '<div class="search-item">',
            '<h3><span>{lastPost:date("M j, Y")}<br />by {author}</span>',
            '<a href="http://extjs.com/forum/showthread.php?t={topicId}&p={postId}" target="_blank">{title}</a></h3>',
            '<p>{excerpt}</p>',
        '</div></tpl>'
    );

    var panel = new Ext.Panel({
        applyTo: 'search-panel',
        title:'Forum Search',
        height:300,
        autoScroll:true,

        items: new Ext.DataView({
            tpl: resultTpl,
            store: ds,
            itemSelector: 'div.search-item'
        }),

        tbar: [
            'Search: ', ' ',
            new Ext.ux.form.SearchField({
                store: ds,
                width:320
            })
        ],

        bbar: new Ext.PagingToolbar({
            store: ds,
            pageSize: 20,
            displayInfo: true,
            displayMsg: 'Topics {0} - {1} of {2}',
            emptyMsg: "No topics to display"
        })
    });

    ds.load({params:{start:0, limit:20, forumId: 4}});
});
</script> 

<div style="width:600px;" id="search-panel">
</div>
</body>
</html>








Related examples in the same category

1.Use a ScriptTagProxy to fetch cross-domain remote data