private void btnDangXuat_Click(object sender, RoutedEventArgs e)
{
DangNhap dangnhap = new DangNhap();
dangnhap.Show();
this.Hide();
}
private void Button_Click(object sender, RoutedEventArgs e)
{
//LoaiPhong lp = new LoaiPhong("c", "test", "abcd", 3, 4, 1);
//txtbox.Text = LoaiPhongDAO.Undrop("c").ToString();
DichVu dv = new DichVu(7, "test", 111, "abcd", 1);
txtbox.Text = DichVuDAO.Undrop(7).ToString();
//DataTable table = LoaiPhongDAO.LoadAll();
//dataGrid.ItemsSource = table.DefaultView;
DataTable table = DichVuDAO.LoadAll();
dataGrid.ItemsSource = table.DefaultView;
DangNhap dangnhap = new DangNhap();
dangnhap.Show();
//DataTable table = LoaiPhongDAO.LoadAll();
//dataGrid.ItemsSource = table.DefaultView;
}