Example #1
0
        public RedViewModel(IViewStackService viewStackService) : base(viewStackService)
        {
            PopModal = ReactiveCommand
                       .CreateFromObservable(() =>
                                             ViewStackService.PopModal(),
                                             outputScheduler: RxApp.MainThreadScheduler);

            PopPage = ReactiveCommand
                      .CreateFromObservable(() =>
                                            ViewStackService.PopPage(),
                                            outputScheduler: RxApp.MainThreadScheduler);

            PushPage = ReactiveCommand
                       .CreateFromObservable(() =>
                                             ViewStackService.PushPage(new RedViewModel(ViewStackService)),
                                             outputScheduler: RxApp.MainThreadScheduler);
            PopToRoot = ReactiveCommand
                        .CreateFromObservable(() =>
                                              ViewStackService.PopToRootPage(),
                                              outputScheduler: RxApp.MainThreadScheduler);

            PopModal.Subscribe(x => Debug.WriteLine("PagePushed"));
            PopModal.ThrownExceptions.Subscribe(error => Interactions.ErrorMessage.Handle(error).Subscribe());
            PopPage.ThrownExceptions.Subscribe(error => Interactions.ErrorMessage.Handle(error).Subscribe());
            PushPage.ThrownExceptions.Subscribe(error => Interactions.ErrorMessage.Handle(error).Subscribe());
            PopToRoot.ThrownExceptions.Subscribe(error => Interactions.ErrorMessage.Handle(error).Subscribe());
        }
Example #2
0
        public static IObservable <Unit> PopModal(this ViewStackService viewStackService, int pages = 1)
        {
            for (var i = 0; i < pages; i++)
            {
                viewStackService.PopModal().Subscribe();
            }

            return(Observable.Return(Unit.Default));
        }
        public RequestAmountViewModel()
            : base(Locator.Current.GetService <IViewStackService>())
        {
            RequestAmount = "0";

            CreateCommand = ReactiveCommand.CreateFromObservable <Unit, Unit>(_ =>
            {
                return(ViewStackService.PopModal());
            });
        }
        public FeeViewModel(SendAmountViewModel sendAmountViewModel)
            : base(Locator.Current.GetService <IViewStackService>())
        {
            SendAmountViewModel = sendAmountViewModel;

            NavBackCommand = ReactiveCommand.CreateFromObservable <Unit, Unit>(_ =>
            {
                return(ViewStackService.PopModal());
            });
        }
Example #5
0
        public CoinListViewModel(bool isPrivate = false)
            : base(Locator.Current.GetService <IViewStackService>())
        {
            Global   = Locator.Current.GetService <Global>();
            RootList = new SourceList <CoinViewModel>();
            RootList
            .Connect()
            .ObserveOn(RxApp.MainThreadScheduler)
            .Bind(out _coinViewModels)
            .Subscribe();

            SelectPrivateSwitchState = true;

            Disposables = Disposables is null ?
                          new CompositeDisposable() :
                          throw new NotSupportedException($"Cannot open {GetType().Name} before closing it.");

            UpdateRootList();
            Observable
            .Merge(Observable.FromEventPattern <ProcessedResult>(Global.Wallet.TransactionProcessor, nameof(Global.Wallet.TransactionProcessor.WalletRelevantTransactionProcessed)).Select(_ => Unit.Default))
            .Throttle(TimeSpan.FromSeconds(1))     // Throttle TransactionProcessor events adds/removes.
            .ObserveOn(RxApp.MainThreadScheduler)
            .Subscribe(_ =>
            {
                UpdateRootList();
            })
            .DisposeWith(Disposables);

            SelectPrivateSwitchCommand = ReactiveCommand.Create(() =>
            {
                switch (SelectPrivateSwitchState)
                {
                case true:
                    // FIXME MixUntilAnonymitySet
                    SelectCoins(x => x.AnonymitySet >= Global.Config.PrivacyLevelSome);
                    break;

                case false:
                    SelectCoins(x => false);
                    SelectPrivateSwitchState = false;
                    break;
                }
            });

            OpenCoinDetail = ReactiveCommand.CreateFromObservable((CoinViewModel cvm) =>
            {
                ViewStackService.PushModal(cvm).Subscribe();
                return(Observable.Return(Unit.Default));
            });

            NavBackCommand = ReactiveCommand.CreateFromObservable <Unit, Unit>(_ =>
            {
                return(ViewStackService.PopModal());
            });
        }
Example #6
0
        public FirstModalViewModel(IViewStackService viewStackService) : base(viewStackService)
        {
            OpenModal = ReactiveCommand
                        .CreateFromObservable(() =>
                                              ViewStackService.PushModal(new SecondModalViewModel(viewStackService)),
                                              outputScheduler: RxApp.MainThreadScheduler);

            PopModal = ReactiveCommand
                       .CreateFromObservable(() =>
                                             ViewStackService.PopModal(),
                                             outputScheduler: RxApp.MainThreadScheduler);

            OpenModal.Subscribe(x => Debug.WriteLine("PagePushed"));
            PopModal.Subscribe(x => Debug.WriteLine("PagePopped"));
            PopModal.ThrownExceptions.Subscribe(error => Interactions.ErrorMessage.Handle(error).Subscribe());
        }
Example #7
0
        public SendWhoViewModel(SendAmountViewModel savm)
            : base(Locator.Current.GetService <IViewStackService>())
        {
            Global  = Locator.Current.GetService <Global>();
            Memo    = "";
            Address = "";

            SendAmountViewModel = savm;

            var canPromptPassword = this.WhenAnyValue(x => x.Memo, x => x.Address, x => x.IsBusy,
                                                      (memo, addr, isBusy) =>
            {
                BitcoinAddress address;
                try
                {
                    address = BitcoinAddress.Create(addr.Trim(), Global.Network);
                }
                catch (FormatException)
                {
                    // SetWarningMessage("Invalid address.");
                    return(false);
                }
                return(!isBusy && memo.Length > 0 && address is BitcoinAddress);
            });

            _promptViewModel = new PasswordPromptViewModel("SEND");
            _promptViewModel.ValidatePasswordCommand.Subscribe(async validPassword =>
            {
                if (validPassword != null)
                {
                    await ViewStackService.PopModal();
                    await BuildTransaction(validPassword);
                    await ViewStackService.PushPage(new SentViewModel());
                }
            });
            PromptCommand = ReactiveCommand.CreateFromObservable(() =>
            {
                ViewStackService.PushModal(_promptViewModel).Subscribe();
                return(Observable.Return(Unit.Default));
            }, canPromptPassword);
        }
Example #8
0
        public HomeViewModel(IViewStackService viewStackService)
            : base(viewStackService)
        {
            PushPage = ReactiveCommand.CreateFromObservable(
                () =>
            {
                return(ViewStackService.PushPage(new HomeViewModel(ViewStackService)));
            });

            PushModalWithNav = ReactiveCommand.CreateFromObservable(
                () =>
            {
                return(ViewStackService.PushModal(new NavigationPageViewModel(new HomeViewModel(ViewStackService))));
            });

            PushModalWithoutNav = ReactiveCommand.CreateFromObservable(
                () =>
            {
                return(ViewStackService.PushModal(new HomeViewModel(ViewStackService)));
            });

            PopModal = ReactiveCommand.CreateFromObservable(
                () =>
            {
                return(ViewStackService.PopModal());
            });

            var canPop = this.WhenAnyValue(
                vm => vm.PopCount,
                vm => vm.PageCount,
                (popCount, pageCount) => popCount > 0 && popCount < pageCount);

            PopPages = ReactiveCommand.CreateFromObservable(
                () =>
            {
                return(ViewStackService
                       .PopPages(_popCount ?? 0, true));
            },
                canPop);

            var canPopToNewPage = this.WhenAnyValue(
                vm => vm.PageIndex,
                pageIndex => pageIndex >= 0 && pageIndex < PageCount);

            PopToNewPage = ReactiveCommand.CreateFromObservable(
                () =>
            {
                return(Observable
                       .Start(() => ViewStackService.InsertPage(PageIndex ?? 0, new LoginViewModel(ViewStackService)), RxApp.MainThreadScheduler)
                       .SelectMany(_ => ViewStackService.PopToPage(PageIndex ?? 0)));
            },
                canPopToNewPage);

            this.WhenActivated(
                disposables =>
            {
                _pageCount = ViewStackService
                             .PageStack
                             .Select(
                    x =>
                {
                    return(x != null ? x.Count : 0);
                })
                             .ToProperty(this, vm => vm.PageCount, default(int), false, RxApp.MainThreadScheduler)
                             .DisposeWith(disposables);
            });
        }
Example #9
0
 private IObservable <Unit> ExecuteCancel() => ViewStackService.PopModal();