private void barbtnNhapTraHang_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
{
UCTraHang2 ucth = new UCTraHang2();
panel1.Controls.Clear();
panel1.Controls.Add(ucth);
}
public UCLichSuTraHang()
{
InitializeComponent();
ucth = new UCTraHang2();
KH = new KhachHangO();
TH = new TraHangO();
CTTH = new ChiTietTraHangO();
TK = new TonKhoO();
traHangBUS = new TraHangBUS();
khachHangBUS = new KhachHangBUS();
chiTietPhieuTraHangBUS = new ChiTietPhieuTraHangBUS();
tonKhoBUS = new TonKhoBUS();
}