/*! * Ext JS Library 3.0.0 * Copyright(c) 2006-2009 Ext JS, LLC * licensing@extjs.com * http://www.extjs.com/license */ /** * @class Ext.ListView * @extends Ext.DataView *
Ext.ListView is a fast and light-weight implentation of a * {@link Ext.grid.GridPanel Grid} like view with the following characteristics:
*Example usage:
*
// consume JSON of this form:
{
"images":[
{
"name":"dance_fever.jpg",
"size":2067,
"lastmod":1236974993000,
"url":"images\/thumbs\/dance_fever.jpg"
},
{
"name":"zack_sink.jpg",
"size":2303,
"lastmod":1236974993000,
"url":"images\/thumbs\/zack_sink.jpg"
}
]
}
var store = new Ext.data.JsonStore({
url: 'get-images.php',
root: 'images',
fields: [
'name', 'url',
{name:'size', type: 'float'},
{name:'lastmod', type:'date', dateFormat:'timestamp'}
]
});
store.load();
var listView = new Ext.ListView({
store: store,
multiSelect: true,
emptyText: 'No images to display',
reserveScrollOffset: true,
columns: [{
header: 'File',
width: .5,
dataIndex: 'name'
},{
header: 'Last Modified',
width: .35,
dataIndex: 'lastmod',
tpl: '{lastmod:date("m-d h:i a")}'
},{
header: 'Size',
dataIndex: 'size',
tpl: '{size:fileSize}', // format using Ext.util.Format.fileSize()
align: 'right'
}]
});
// put it in a Panel so it looks pretty
var panel = new Ext.Panel({
id:'images-view',
width:425,
height:250,
collapsible:true,
layout:'fit',
title:'Simple ListView (0 items selected)',
items: listView
});
panel.render(document.body);
// little bit of feedback
listView.on('selectionchange', function(view, nodes){
var l = nodes.length;
var s = l != 1 ? 's' : '';
panel.setTitle('Simple ListView ('+l+' item'+s+' selected)');
});
*
* @constructor
* @param {Object} config
* @xtype listview
*/
Ext.ListView = Ext.extend(Ext.DataView, {
/**
* Set this property to true to disable the header click handler disabling sort
* (defaults to false).
* @type Boolean
* @property disableHeaders
*/
/**
* @cfg {Boolean} hideHeaders
* true to hide the {@link #internalTpl header row} (defaults to false so
* the {@link #internalTpl header row} will be shown).
*/
/**
* @cfg {String} itemSelector
* Defaults to 'dl' to work with the preconfigured {@link Ext.DataView#tpl tpl}.
* This setting specifies the CSS selector (e.g. div.some-class or span:first-child)
* that will be used to determine what nodes the ListView will be working with.
*/
itemSelector: 'dl',
/**
* @cfg {String} selectedClass The CSS class applied to a selected row (defaults to
* 'x-list-selected'). An example overriding the default styling:
.x-list-selected {background-color: yellow;}
* @type String
*/
selectedClass:'x-list-selected',
/**
* @cfg {String} overClass The CSS class applied when over a row (defaults to
* 'x-list-over'). An example overriding the default styling:
.x-list-over {background-color: orange;}
* @type String
*/
overClass:'x-list-over',
/**
* @cfg {Boolean} reserveScrollOffset
* By default will defer accounting for the configured {@link #scrollOffset}
* for 10 milliseconds. Specify true to account for the configured
* {@link #scrollOffset} immediately.
*/
/**
* @cfg {Number} scrollOffset The amount of space to reserve for the scrollbar (defaults to
* 19 pixels)
*/
scrollOffset : 19,
/**
* @cfg {Boolean/Object} columnResize
* Specify true or specify a configuration object for {@link Ext.ListView.ColumnResizer}
* to enable the columns to be resizable (defaults to true).
*/
columnResize: true,
/**
* @cfg {Array} columns An array of column configuration objects, for example:
*
{
align: 'right',
dataIndex: 'size',
header: 'Size',
tpl: '{size:fileSize}',
width: .35
}
*
* Acceptable properties for each column configuration object are:
* Function which can be overridden which returns the data object passed to this * view's {@link #tpl template} to render the whole ListView. The returned object * shall contain the following properties:
*