private void LoadPhong() { int soLuongPhong = PhongDAO.GetSoLuongPhongSuDung(); tablePhong = PhongDAO.LoadPhongSuDung(); for (int i = 0; i < soLuongPhong; i++) { ButtonContent btnContent = new ButtonContent() { MaPhong = tablePhong.Rows[i].Field <int>(0), LoaiPhong = tablePhong.Rows[i].Field <string>(1), TinhTrang = tablePhong.Rows[i].Field <string>(2), TrangThai = tablePhong.Rows[i].Field <string>(3) }; Button myBtn = new Button() { Name = "_" + btnContent.MaPhong.ToString(), Content = BuildButtonContent(btnContent), Background = new SolidColorBrush(GetButtonColor(btnContent.TinhTrang, btnContent.TrangThai)), Foreground = new SolidColorBrush(Colors.White), Height = 100, Width = 120, }; RoutedEventHandler a = new RoutedEventHandler(Button_Click); myBtn.Click += a; wrapPanel.Children.Add(myBtn); } }