/// <summary>
/// 行をクリックしたとき
/// </summary>
/// <param name="tableView"></param>
/// <param name="indexPath"></param>
        public override void RowSelected(UITableView tableView, NSIndexPath indexPath)
        {
            var data = new MyData();

            switch (indexPath.Row)
            {
            case 0:
                /// MVVM を使わずに Xamarin.iOS + storyboard だけ使うパターン
                /// あらかじめ storyboard segue でつなげておく
                data.PageNum = 1;
                data.Name    = "Xamarin.iOS only";
                break;

            case 1:
                /// MvvmCross を使って vm 経由でデータを渡す
                /// 本来は data 経由のほうがいいけど、これはサンプルで
                /// あらかじめ storyboard segue でつなげておく
                _datavm = new TipViewModel()
                {
                    PageNum = 2,
                    Name    = "use MvvmCross"
                };
                break;

            case 2:
                /// storyboard のページを直接開く
                /// Storyboard ID を ViewController に設定しておく
                /// storyboard segue を使わないパターン
                var vc = (Detail3ViewController)Storyboard.InstantiateViewController("Detail3ViewController");
                this.NavigationController.ShowViewController(vc, this);
                _datavm2 = new TipViewModel2()
                {
                    PageNum = 3,
                    Name    = "Mvx + direct storyboard"
                };
                break;

            case 3:
                // Xamarin.Forms ページを開く
                var page = MvxXForms.Form.App.GetDetailPage();
                var vc2  = page.CreateViewController();
                var vm   = new TipViewModel()
                {
                    PageNum = 4,
                    Name    = "xamarin froms page"
                };
                page.BindingContext = vm;
                this.NavigationController.ShowViewController(vc2, this);
                break;
            }
            _data = data;
        }
        public override void ViewDidLoad()
        {
            this.Request = new MvxViewModelRequest(typeof(TipViewModel2), null, null, new MvxRequestedBy());
            base.ViewDidLoad();
            // Perform any additional setup after loading the view, typically from a nib.
            var set = this.CreateBindingSet <Detail3ViewController, TipViewModel2>();

            set.Bind(labelPageNum).To(vm => vm.PageNum);
            set.Bind(labelName).To(vm => vm.Name);
            set.Apply();

            // マスターからのデータ引き渡し
            this.ViewModel = MasterViewController._datavm2;
        }