private void btnAdd_Click(object sender, EventArgs e) //为添加做准备
{
DisbleButton();
txtPrizeID.Enabled = false;
txtPrizeID.Text = objPrizeService.GetNewPrizeID(Program.objListPrize);
txtPrizeLevel.Text = string.Empty;
txtPrizeName.Text = string.Empty;
txtPrizeNumber.Text = string.Empty;
txtPrizeLevel.Focus();
actionFlag = 1;
}