CheckBox Selection

Question

HI 

 My need is

 

 

i have a radcheckbox and rad grid.while selecting or ticking the checkbox it will select whole row and after i press update button that row should be updated .How can I do This?Can anyone Help Me?

 

I have to do this in C#

 

My code is this

 

for (int i = 0; i < DeleteGridView1.Rows.Count;i++)

{

String cguid = DeleteGridView1.Rows[i].Cells[1].Value.ToString();

SqlCommand cmd = new SqlCommand();

Program.StrSql = "update QbCompany set ActiveFlag = 0 Where CompanyGUID='"+ cguid + "'";

cmd.Connection = Program.QbSysDbCon;

cmd.CommandText = Program.StrSql;

cmd.ExecuteNonQuery();

}