private void QuanLyKhachHang_Click(object sender, RoutedEventArgs e) { QLKhachHang f = new QLKhachHang(TENDN); f.Show(); this.Close(); }
private void btnDKKh_Click(object sender, RoutedEventArgs e) { QLKhachHang kh = new QLKhachHang(TENDN); kh.ShowDialog(); }