DataGrid values automatically disappear

Posted Date: 05 May 2007 Posted By: Ajay kumar Member Level: Gold Points: 2 Responses: 0

I have set the property of datagrid autogenerated column=false and i m creating columns like
<asp:TemplateColumn HeaderText="Emp ID"> and using <item template>

First column i have created as check boxes

now i have 10 rows and when i click the first checkbox i set the 3 column value of datagrid with System Time.
Now when i click the second check box my first value in the datagrid gets disappear.

i m using following code

private void DataGrid1_ItemCreated(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
{
foreach (DataGridItem i in DataGrid1.Items)
{
CheckBox cBox = (CheckBox) i.FindControl("SelectCheckBox");
cBox.CheckedChanged += new EventHandler(OnChangeHandler);
}}
protected void OnChangeHandler(object sender, System.EventArgs e)
{
CheckBox rb = new CheckBox();
string TIME=System.DateTime.Now.ToShortTimeString();
foreach (DataGridItem i in DataGrid1.Items)
{
rb = (CheckBox) i.FindControl("SelectCheckBox");
if(rb.Checked==true && rb.Enabled==true)
{
rb.Enabled=false;
i.Cells[3].Text=TIME.Trim();
}}
Please help i want my previous value to remain thr

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