public void hienDanhSachLoaiHang()
{
BULLoaiHang bul = new BULLoaiHang();
dgvLoaiHang.DataSource = bul.layLoaiHang();
dgvLoaiHang.Columns[0].HeaderText = "Mã loại hàng";
dgvLoaiHang.Columns[1].HeaderText = "Tên loại hàng";
}
private void btnTimKiemLoaiHangTheoten_Click(object sender, EventArgs e)
{
BULLoaiHang bul = new BULLoaiHang();
if (txtTenLoaiHang.Text != "")
{
dgvLoaiHang.DataSource = bul.layLoaiHangTheoTen(txtTenLoaiHang.Text);
}
else
{
dgvLoaiHang.DataSource = bul.layLoaiHang();
}
}
void hienComboBox()
{
BULLoaiHang bulLH = new BULLoaiHang();
cbLoaiHang.DataSource = bulLH.layLoaiHang();
cbLoaiHang.DisplayMember = "tenLoaiHang";
cbLoaiHang.ValueMember = "maLoaiHang";
BULNhaCungCap bulNCC = new BULNhaCungCap();
cbNCC.DataSource = bulNCC.layNhaCungCap();
cbNCC.DisplayMember = "tenNhaCungCap";
cbNCC.ValueMember = "maNhaCungCap";
}
private void txtMaLoaiHang_TextChanged(object sender, EventArgs e)
{
BULLoaiHang bul = new BULLoaiHang();
List <LoaiHang> arr = bul.layLoaiHang();
for (int i = 0; i < arr.Count; i++)
{
if (arr[i].MaLoaiHang + "" == txtMaLoaiHang.Text)
{
txtTenLoaiHang.Text = arr[i].TenLoaiHang;
break;
}
else
{
txtTenLoaiHang.Text = "";
}
}
}