private void btnEdit_Click(object sender, EventArgs e)
        {
            //修改处调用的也是新增的生产计划 只不过是已经赋值的
            FrmProductionSchedule fpsform = new FrmProductionSchedule();

            fpsform.ShowDialog();
        }
        private void btnAdd_Click(object sender, EventArgs e)
        {
            FrmProductionSchedule fpsform = new FrmProductionSchedule();

            if (fpsform.ShowDialog(this) == DialogResult.OK)
            {
                dataBind();
            }
        }