Combo with Templates and Ajax

  

<!--
/*!
 * 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>

<!-- The box wrap markup embedded instead of using Element.boxWrap() -->
<div style="width:600px;">
    <div class="x-box-tl"><div class="x-box-tr"><div class="x-box-tc"></div></div></div>
    <div class="x-box-ml"><div class="x-box-mr"><div class="x-box-mc">
        <h3 style="margin-bottom:5px;">Search the Ext Forums</h3>
        <input type="text" size="40" name="search" id="search" />
        <div style="padding-top:4px;">
            Live search requires a minimum of 4 characters.
        </div>
    </div></div></div>
    <div class="x-box-bl"><div class="x-box-br"><div class="x-box-bc"></div></div></div>
</div>
</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: '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'}
        ])
    });

    // Custom rendering Template
    var resultTpl = new Ext.XTemplate(
        '<tpl for="."><div class="search-item">',
            '<h3><span>{lastPost:date("M j, Y")}<br />by {author}</span>{title}</h3>',
            '{excerpt}',
        '</div></tpl>'
    );
    
    var search = new Ext.form.ComboBox({
        store: ds,
        displayField:'title',
        typeAhead: false,
        loadingText: 'Searching...',
        width: 570,
        pageSize:10,
        hideTrigger:true,
        tpl: resultTpl,
        applyTo: 'search',
        itemSelector: 'div.search-item',
        onSelect: function(record){ // override default onSelect to do redirect
            window.location =
                String.format('http://extjs.com/forum/showthread.php?t={0}&p={1}', record.data.topicId, record.id);
        }
    });
});
</script> 

</div>
</body>
</html>

Related examples in the same category

1.	Add combobox to a window and set width
2.	Set up combobox field
3.	Indicate display field for a ComboBox and SimpleStore
4.	Load data from server and feed into ComboBox
5.	ComboBox selection event
6.	Validate checkboxes/radios as a group
7.	Ext.form.ComboBox selectOnFocus:true
8.	typeAhead for Ext.form.ComboBox

Combo with Templates and Ajax : ComboBox « Ext JS « JavaScript DHTML

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