jQuery EasyUI 树形菜单 - 树形网格动态加载
动态加载树形网格有助于从服务器上加载部分的行数据,避免加载大型数据的长时间等待。本教程将向您展示如何创建带有动态加载特性的树形网格(TreeGrid)。
![](http://www.w3cschool.cc/wp-content/uploads/2013/12/treegrid3.png)
创建树形网格(TreeGrid)
url="treegrid3_getdata.php"
rownumbers="true"
idField="id" treeField="name">
Name | Quantity | Price | Total |
---|
服务器端代码
treegrid3_getdata.php
$id = isset($_POST['id']) ? intval($_POST['id']) : 0;
include 'conn.php';
$result = array();
$rs = mysql_query("select * from products where parentId=$id");
while($row = mysql_fetch_array($rs)){
$row['state'] = has_child($row['id']) ? 'closed' : 'open';
$row['total'] = $row['price']*$row['quantity'];
array_push($result, $row);
}
echo json_encode($result);
function has_child($id){
$rs = mysql_query("select count(*) from products where parentId=$id");
$row = mysql_fetch_array($rs);
return $row[0] > 0 ? true : false;
}
下载 jQuery EasyUI 实例
jeasyui-tree-treegrid3.zip
本文转载自:w3cschool(编辑:雷林鹏 来源:网络 侵删)