$('#dg').iDatagrid({
url:'datagrid_data.json',
collapsible:true,
minimizable:true,
maximizable:true,
columns:[[
{field:'code',title:'代码',width:100},
{field:'name',title:'名称',width:100},
{field:'price',title:'价格',width:100,align:'right'}
]]
});给数据表格添加工具栏三格属性，不生效？