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ext表格grid----重写applySort方法，使支持按中文首字母排序

2012-07-07 17:11 435 查看

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gbk">
<title>03.grid</title>
<link rel="stylesheet" type="text/css" href="../ext-3.1.1/resources/css/ext-all.css" />
<script type="text/javascript" src="../ext-3.1.1/adapter/ext/ext-base.js"></script>
<script type="text/javascript" src="../ext-3.1.1/ext-all.js"></script>
<script type="text/javascript">
Ext.data.Store.prototype.applySort = function() {//重写applySort方法，使支持按中文首字母排序
if (this.sortInfo && !this.remoteSort) {
var s = this.sortInfo, f = s.field;
var st = this.fields.get(f).sortType;
var fn = function(r1, r2) {
var v1 = st(r1.data[f]), v2 = st(r2.data[f]);
if (typeof(v1) == "string") {
return v1.localeCompare(v2);
}
return v1 > v2 ? 1 : (v1 < v2 ? -1 : 0);
};
this.data.sort(s.direction, fn);
if(this.snapshot && this.snapshot != this.data) {
this.snapshot.sort(s.direction, fn);
}
}
};

Ext.onReady(function(){

var cm = new Ext.grid.ColumnModel([
{header:'编号',dataIndex:'id',sortable:true,width:35},
{header:'名称',dataIndex:'name',sortable:true,width:80},
{id:'descn',header:'描述',dataIndex:'descn',sortable:true,width:200}
]);

var data = [
['1','啊','descn1'],
['2','啵','descn2'],
['3','呲','descn3'],
['4','嘚','descn4'],
['5','咯','descn5']
];

var store = new Ext.data.Store({
proxy: new Ext.data.MemoryProxy(data),
reader: new Ext.data.ArrayReader({}, [
{name: 'id'},
{name: 'name'},
{name: 'descn'}
]),
sortInfo: {field: "name", direction: "ASC"}
});
store.load();

var grid = new Ext.grid.GridPanel({
autoHeight: true,
renderTo: 'grid',
store: store,
cm: cm,
autoExpandColumn: 'descn'
});

});
</script>
</head>
<body>
<script type="text/javascript" src="../examples.js"></script>
<div id="grid"></div>
</body>
</html>

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标签： ext

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