前台:
<asp:GridView ID="GridView1" runat="server" AllowPaging="True" AutoGenerateColumns="False"
DataKeyNames="AreaID" DataSourceID="SqlDataSource1">
<Columns>
<asp:BoundField DataField="AreaID" HeaderText="AreaID" ReadOnly="True" SortExpression="AreaID" />
<asp:BoundField DataField="CityID" HeaderText="CityID" SortExpression="CityID" />
<asp:TemplateField>
<HeaderTemplate>
<asp:CheckBox ID="chkAll" runat="server" AutoPostBack="True" OnCheckedChanged="chkAll_CheckedChanged" />
</HeaderTemplate>
<ItemTemplate>
<asp:CheckBox ID="chkItem" runat="server" />
</ItemTemplate>
</asp:TemplateField>
</Columns>
</asp:GridView>
后台:
protected void chkAll_CheckedChanged(object sender, EventArgs e)
{
for (int i = 0; i < this.GridView1.Rows.Count; i++)
{
((CheckBox)GridView1.Rows[i].FindControl("chkItem")).Checked = ((CheckBox)this.GridView1.HeaderRow.FindControl("chkAll")).Checked;
}
}