private void dataGrid_CellContentClick(object sender, DataGridViewCellEventArgs e) { string id; if (dataGrid.Columns[e.ColumnIndex].Name == "Sua") { id = dataGrid.Rows[e.RowIndex].Cells["Id"].Value.ToString(); Diablog_PB d = new Diablog_PB(id); d.ShowDialog(this); View(); } if (dataGrid.Columns[e.ColumnIndex].Name == "Xoa") { id = dataGrid.Rows[e.RowIndex].Cells["Id"].Value.ToString(); bus.Delete(id); View(); } }