protected void btnNhap_Click(object sender, EventArgs e)
{
if (kiemtra() == false)
{
db = new WedMayTinhDataContext();
return;
}
else
{
NhaCungCap nhacungcap = new NhaCungCap();
nhacungcap.TenNhaCungCap = txtTenNhaCungCap.Text;
nhacungcap.DiaChi = txtDiaChi.Text;
nhacungcap.SoDienThoai = txtSoDienThoai.Text;
if ((from p in db.NhaCungCaps select p.MaNhaCungCap).Count() == 0)
{
nhacungcap.MaNhaCungCap = 0;
}
else
{
nhacungcap.MaNhaCungCap = (from p in db.NhaCungCaps select p.MaNhaCungCap).Max() + 1;
}
db.NhaCungCaps.InsertOnSubmit(nhacungcap);
db.SubmitChanges();
HienThi();
}
}
