Gridcontrol Get Column Header Name Or Fieldname Or Caption From Row On Click

 private void dtData_MouseDown(object sender, MouseEventArgs e) {
   GridHitInfo ghi = dtData.CalcHitInfo(e.Location);
   //  MessageBox.Show(ghi.Column.FieldName);  

   if (ghi.Column.FieldName == "AccountName") {

   }
 }