//确定
private void btnOk_Click(object sender, EventArgs e)
{
MemberSetting ms;
if (db.MemberSetting.Count() == 0)
ms = new MemberSetting();
else
ms = db.MemberSetting.FirstOrDefault();
ms.id = 0;
ms.money = Convert.ToInt32(creditMoney.Text);
ms.cardType = cardType.Text;
if (db.MemberSetting.Count() == 0)
db.MemberSetting.InsertOnSubmit(ms);
db.SubmitChanges();
this.DialogResult = DialogResult.OK;
}
partial void UpdateMemberSetting(MemberSetting instance);
partial void DeleteMemberSetting(MemberSetting instance);
partial void InsertMemberSetting(MemberSetting instance);