GridView中点击CheckBox选中一行来改变此行的颜色

asp:TemplateField HeaderText="选择">
ItemStyle HorizontalAlign="Center"/> //居中显示
ItemTemplate>
asp:CheckBox ID="ckbSelect" runat="server" AutoPostBack="true" oncheckedchanged="ckbSelect_CheckedChanged" />
/ItemTemplate>
/asp:TemplateField>

/// summary>
/// checkbox选中时，改变行颜色
/// /summary>
/// param name="sender">/param>
/// param name="e">/param>
protected void ckbSelect_CheckedChanged(object sender, EventArgs e)
{
for (int i = 0; i this.gvStudent.Rows.Count; i++)
{
CheckBox cb = (CheckBox)this.gvStudent.Rows[i].FindControl("ckbSelect");
if (cb.Checked)
{
this.gvStudent.Rows[i].BackColor = System.Drawing.Color.FromName("#e2eaec");
}
else
{
this.gvStudent.Rows[i].BackColor = System.Drawing.Color.Empty;
}
}
}