//Combobox

        private void T_Form_CY_CBD_D_CurrentCellChanged(object sender, EventArgs e)

        {

            DataGridViewCell CurrnetCell = T_Form_CY_CBD_D.CurrentCell;

            T_Form_CY_CBD_D.Columns["DFWorkRate"].ReadOnly = true;

            if (CurrnetCell != null && CurrnetCell.OwningColumn.Name == "DFDevice")

            {

                try

                {

                    Rectangle rect = T_Form_CY_CBD_D.GetCellDisplayRectangle(T_Form_CY_CBD_D.CurrentCell.ColumnIndex, T_Form_CY_CBD_D.CurrentCell.RowIndex, false);

                    string sexValue = T_Form_CY_CBD_D.CurrentCell.Value.ToString();

                    string str_sql = " Select [FMachineType],[FMPWorkRate] FROM [PLM].[dbo].[T_Form_CY_RateOfWork_D] ";

                    DataTable dt2 = PLMDAL.DBHelper.ExecSql(str_sql);

                    DataGridViewComboBoxColumn cbo = (DataGridViewComboBoxColumn)T_Form_CY_CBD_D.Columns["DFDevice"];

                    cbo.DisplayStyle = DataGridViewComboBoxDisplayStyle.Nothing;

                    cbo.DataSource = dt2;

                    cbo.DisplayMember = "FMachineType";

                    cbo.ValueMember = "FMachineType";

                    if (CurrnetCell.Value.ToString().Trim() != "")

                    {

                        DataRow[] dr = dt2.Select("FMachineType = '" + CurrnetCell.Value.ToString().Trim() + "' ");

                        //MessageBox.Show(dr[0].ItemArray[1].ToString().Trim());

                        T_Form_CY_CBD_D.CurrentRow.Cells["DFWorkRate"].Value = dr[0].ItemArray[1].ToString().Trim();

                    }

                    //string selectValue = (string)(T_Form_CY_CBD_D.CurrentCell as DataGridViewComboBoxCell).Value;//取得所选值的key即绑定ValueMember的值。

                    //MessageBox.Show("" + selectValue.ToString() + "");

                    //MessageBox.Show(CurrnetCell.Value.ToString());

                    //

                    DataGridViewComboBoxCell DgvCell = T_Form_CY_CBD_D.Rows[e.RowIndex].Cells[1] as DataGridViewComboBoxCell;

                    //DataGridViewComboBoxCell DgvCell = T_Form_CY_CBD_D.CurrentCell as DataGridViewComboBoxCell;

                    //DgvCell.DataSource = dt2.Rows[0][0].ToString();

                    DgvCell.DisplayMember = "MeasureName";

                    DgvCell.ValueMember = "MeasureId";

                    //string selectValue = (string)(T_Form_CY_CBD_D.CurrentCell as DataGridViewComboBoxCell).Value;//取得所选值的key即绑定ValueMember的值。

                    //MessageBox.Show("" + selectValue.ToString() + "");

                }

                catch (Exception ex)

                {

                    MessageBox.Show(ex.ToString());

                }

            }

        }