protected void ComputeTypeReponseColumn() { Trace.Warn("ComputeAlignementColumn"); if (GridView1.Rows.Count > 0) { int indexRow = GridView1.Rows.Count - 1; Guid reponseGuid = new Guid(GridView1.DataKeys[indexRow].Value.ToString()); PollAnswer reponse = Reponses.FindByPollAnswerID(reponseGuid); DropDownListGridView ddlQ = ( DropDownListGridView )GridView1.Rows[indexRow].FindControl("DropDownListTypeReponse"); ddlQ.DataSource = TypeReponse.List(); ddlQ.DataBind(); ddlQ.Valeur = indexRow.ToString(); ddlQ.SelectedValue = reponse.TypeReponse; } }