网格中对列进行排序
<%@ Import Namespace="System.Data" %>
<html
>
<script language="C#" runat="server"
>
string SortField;
ICollection CreateDataSource() {
DataTable dt = new DataTable();
DataRow dr;
dt.Columns.Add(new DataColumn("整数值", typeof(Int32)));
dt.Columns.Add(new DataColumn("字符串值", typeof(
string)));
dt.Columns.Add(new DataColumn("日期时间值", typeof(DateTime)));
dt.Columns.Add(new DataColumn("布尔值", typeof(
bool)));
dt.Columns.Add(new DataColumn("货币值", typeof(double)));
for (
int i = 0; i < 9; i++) {
dr = dt.NewRow();
dr[0] = 9-i;
dr[1] = "项 " + i.ToString();
dr[2] = DateTime.Now;
dr[3] = (i % 2 != 0) ?
true :
false;
dr[4] = 1.23 * (i+1);
dt.Rows.Add(dr);
}
DataView dv = new DataView(dt);
dv.Sort = SortField;
return dv;
}
void Page_Load(Object sender, EventArgs e) {
if (!IsPostBack) {
if (SortField == "") {
SortField = "IntegerValue";
}
BindGrid();
}
}
void MyDataGrid_Sort(Object sender, DataGridSortCommandEventArgs e) {
SortField = (
string)e.SortExpression;
BindGrid();
}
void BindGrid() {
MyDataGrid.DataSource = CreateDataSource();
MyDataGrid.DataBind();
}
</script
>
<body
>
<h3
><font face="宋体"
>DataGrid 中的基本排序
</font
></h3
>
<form runat=server
>
<ASP:DataGrid id="MyDataGrid" runat="server"
AllowSorting="true"//关键：“true”
OnSortCommand="MyDataGrid_Sort"
BorderColor="black"
BorderWidth="1"
CellPadding="3"
Font-Name="宋体"
Font-Size="8pt"
HeaderStyle-BackColor="#ccccff"
HeaderStyle-ForeColor="black"
/>
</form
>
</body
>
</html
>
按下列“字符串值”
