private static async void ParallelExecutionTest()
{
var o = Observable.CombineLatest(
Observable.Start(() => { Console.WriteLine("Executing 1st on Thread: {0}", Thread.CurrentThread.ManagedThreadId); Thread.Sleep(5000); return("Result A"); }),
Observable.Start(() => { Console.WriteLine("Executing 2nd on Thread: {0}", Thread.CurrentThread.ManagedThreadId); Thread.Sleep(5000); return("Result B"); }),
Observable.Start(() => { Console.WriteLine("Executing 3rd on Thread: {0}", Thread.CurrentThread.ManagedThreadId); Thread.Sleep(5000); return("Result C"); })
).Finally(() => Console.WriteLine("Done!"));
foreach (string r in await o.FirstAsync())
{
Console.WriteLine(r);
}
}
public FormsRxPageViewModel()
{
_ = Observable.CombineLatest(
Observable.FromEventPattern <PropertyChangedEventArgs>(this, nameof(PropertyChanged))
.Where(x => x.EventArgs.PropertyName == nameof(Name)),
Observable.FromEventPattern <PropertyChangedEventArgs>(this, nameof(PropertyChanged))
.Where(x => x.EventArgs.PropertyName == nameof(Email)),
Observable.FromEventPattern <PropertyChangedEventArgs>(this, nameof(PropertyChanged))
.Where(x => x.EventArgs.PropertyName == nameof(Phone)),
(Name, Email, Phone) => validate()
)
.Subscribe();
}
private IObservable <ProjectSummaryReport> summaryReportFromResponse(IProjectsSummary response, long workspaceId)
{
IObservable <ChartSegment[]> summarySegments = getChartSegmentsForWorkspace(response, workspaceId);
IObservable <long[]> projectIdsNotSynced = getProjectIdsNotSynced(response);
var result = Observable.CombineLatest(
summarySegments,
projectIdsNotSynced,
(segments, ids) => new ProjectSummaryReport(segments, ids.Length)
);
return(result);
}
private void Sample5()
{
var x = Anime.Play(-5f, 5f, Easing.InOutSine(3f));
var y = Anime.Play(0f, 3f, Easing.InOutSine(1.5f))
.Play(0f, Easing.InOutSine(1.5f));
var z = Anime.Stay(0f);
Observable.CombineLatest(x, y, z)
.StopRecording()
.SubscribeToPosition(cube);
}
public static IObservable <TResult> Changed <TObj, TProperty1, TProperty2, TProperty3, TResult>(
this TObj viewModel,
Expression <Func <TObj, TProperty1> > propertyExpr1,
Expression <Func <TObj, TProperty2> > propertyExpr2,
Expression <Func <TObj, TProperty3> > propertyExpr3,
Func <TProperty1, TProperty2, TProperty3, TResult> combine)
{
return(Observable.CombineLatest(
viewModel.Changed(propertyExpr1),
viewModel.Changed(propertyExpr2),
viewModel.Changed(propertyExpr3),
combine));
}
public ItemService(IAccountService accountService)
{
_accountService = accountService;
_firestore = CrossCloudFirestore.Current.Instance;
Item = _item.ToReadOnlyReactivePropertySlim();
Owner = _owner.ToReadOnlyReactivePropertySlim();
IsLiked = _isLiked.ToReadOnlyReactivePropertySlim();
IsOwner = Observable.CombineLatest(Item, _accountService.UserId, (item, userId) => item != null && item.OwnerId == userId)
.ToReadOnlyReactivePropertySlim();
IsLoaded = _isLoaded.ToReadOnlyReactivePropertySlim();
IsDeleting = _deletingNotifier.ToReadOnlyReactivePropertySlim();
}
private IObservable <bool> CreateCanExecuteDealCommand()
{
return
(Observable.CombineLatest(
this.WhenAnyValue(x => x.InStoreGasStationOilDepot).Select(store => store != null),
this.WhenAnyValue(x => x.Quantity).Select(quantity => quantity > 0),
this.WhenAnyValue(x => x.SelectedEmployeeOtk).Select(user => user != null),
this.WhenAnyValue(x => x.DateOfBook).Select(date => date != null),
this.WhenAnyValue(x => x.NumberOfBook).Select(numberOfBook => !string.IsNullOrWhiteSpace(numberOfBook)),
this.WhenAnyValue(x => x.SelectedEmployeeStore).Select(user => user != null),
this.WhenAnyValue(x => x.CertificateQuality).Select(x => x != null),
(a, b, c, d, e, f, g) => a && b && c && d && e && f && g));
}
private Outputs()
{
Output.all = new List <Output>();
departAdmin = new Output("STATIC_ADMIN_EXPEND",
Root.def.economy.expend_depart_admin,
Observable.CombineLatest(Depart.all.Select(x => x.adminExpendBase.obs), (IList <double> expend) => expend.Sum()).ToOBSValue());
reportChaoting = new Output("STATIC_REPORT_CHAOTING_TAX",
Root.def.economy.report_chaoting_percent,
Chaoting.inst.expectMonthTaxValue);
reportChaoting.expend = () => Chaoting.inst.ReportMonthTax(reportChaoting.currValue.Value);
}
public ExceptionViewModel()
{
Observable.CombineLatest(
this.WhenPropertyChanged(x => x.Header),
this.WhenPropertyChanged(x => x.Exception),
Tuple.Create
)
.Subscribe(UpdateMessages)
.DisposeWith(this);
this.ShowEmailSupport = DefaultShowEmailSupport;
this.SupportEmailUri = DefaultSupportEmailUri;
}
public VortexInstallerVM(InstallerVM installerVM)
{
Parent = installerVM;
_TargetGame = installerVM.WhenAny(x => x.ModList.SourceModList.GameType)
.ToProperty(this, nameof(TargetGame));
CanInstall = Observable.CombineLatest(
this.WhenAny(x => x.TargetGame)
.Select(game => VortexCompiler.IsActiveVortexGame(game)),
installerVM.WhenAny(x => x.ModListLocation.InError),
resultSelector: (isVortexGame, modListErr) => isVortexGame && !modListErr);
}
// Example3 Combine a serious elements.
public void CombineLatest()
{
var o = Observable.CombineLatest(
Observable.Start(() => { Console.WriteLine("Executing 1st on Thread: {0}", Thread.CurrentThread.ManagedThreadId); return("Result A"); }),
Observable.Start(() => { Console.WriteLine("Executing 2nd on Thread: {0}", Thread.CurrentThread.ManagedThreadId); return("Result B"); }),
Observable.Start(() => { Console.WriteLine("Executing 3rd on Thread: {0}", Thread.CurrentThread.ManagedThreadId); return("Result C"); })
).Finally(() => Console.WriteLine("Done!"));
foreach (string r in o.First())
{
Console.WriteLine(r);
}
}
private IObservable <PaginatedResponse <T> > CreatePagedObservable <T>(Task <HttpResponseMessage> httpResponseMessage)
{
return(Observable.CombineLatest <T, HttpResponseHeaders, PaginatedResponse <T> >(
httpResponseMessage.Result.Content.ReadAsAsync <T>().ToObservable(),
Observable.Return(httpResponseMessage.Result.Headers),
(x, y) => {
return new PaginatedResponse <T> {
Response = x,
ContinuationToken = y.GetValues("x-ms-continuationtoken").First()
};
}
));
}
public static IObservable <double> GetAverageOfLatest(this IEnumerable <IObservable <double> > sources)
{
int count = 1;
var sums = sources.Aggregate(
(left, right) =>
{
//count how many satellites you have.
count++;
return(Observable.CombineLatest(left, right, (l, r) => l + r));
});
return(sums.Select(sum => sum / count));
}
public MainPageViewModel()
{
UpdateTextCommand = Observable.CombineLatest(
Text,
SelectedItem,
(text, selectedItem) => !string.IsNullOrEmpty(text) && selectedItem != null)
.ToReactiveCommand()
.WithSubscribe(() => SelectedItem.Value.Text.Value = Text.Value);
AddListItemCommand = Text.Select(x => !string.IsNullOrEmpty(x))
.ToReactiveCommand()
.WithSubscribe(() => Items.Add(new ListItem(Text.Value)));
}
public RoutedViewHost()
{
HorizontalContentAlignment = HorizontalAlignment.Stretch;
VerticalContentAlignment = VerticalAlignment.Stretch;
if (RxApp.InUnitTestRunner())
{
ViewContractObservable = Observable.Never <string>();
return;
}
var platform = RxApp.DependencyResolver.GetService <IPlatformOperations>();
if (platform == null)
{
throw new Exception("Couldn't find an IPlatformOperations. This should never happen, your dependency resolver is broken");
}
ViewContractObservable = Observable.FromEventPattern <SizeChangedEventHandler, SizeChangedEventArgs>(x => SizeChanged += x, x => SizeChanged -= x)
.Select(_ => platform.GetOrientation())
.DistinctUntilChanged()
.StartWith(platform.GetOrientation())
.Select(x => x != null ? x.ToString() : default(string));
var vmAndContract = Observable.CombineLatest(
this.WhenAnyObservable(x => x.Router.CurrentViewModel),
this.WhenAnyObservable(x => x.ViewContractObservable),
(vm, contract) => Tuple.Create(vm, contract));
// NB: The DistinctUntilChanged is useful because most views in
// WinRT will end up getting here twice - once for configuring
// the RoutedViewHost's ViewModel, and once on load via SizeChanged
vmAndContract.DistinctUntilChanged().Subscribe(x => {
if (x.Item1 == null)
{
Content = DefaultContent;
return;
}
var viewLocator = ViewLocator ?? ReactiveUI.ViewLocator.Current;
var view = viewLocator.ResolveView(x.Item1, x.Item2) ?? viewLocator.ResolveView(x.Item1, null);
if (view == null)
{
throw new Exception(String.Format("Couldn't find view for '{0}'.", x.Item1));
}
view.ViewModel = x.Item1;
Content = view;
}, ex => RxApp.DefaultExceptionHandler.OnNext(ex));
}
public async Task UpdatesTreeDiff()
{
using var signal = new SemaphoreSlim(0, 1);
var shaGenerator = new PseudoShaGenerator();
var addedFile = new TreeEntryChangesMock(ChangeKind.Added,
true, Mode.NonExecutableFile, new ObjectId(shaGenerator.Generate()), "some/p.ath",
false, Mode.Nonexistent, null, null);
var firstCommit = CommitMock.GenerateCommit(shaGenerator, null, 0);
var secondCommit = CommitMock.GenerateCommit(shaGenerator, firstCommit.Yield(), 1);
var compareOptions = new CompareOptions();
var diff = new DiffMock(null, (oldTree, newTree, CompareOptions)
=> (oldTree, newTree, CompareOptions) == (firstCommit.Tree, secondCommit.Tree, compareOptions)
? new TreeChangesMock(((TreeEntryChanges)addedFile).Yield().ToList())
: throw new Exception("Compare was called with wrong arguments."));
var oldCommit = Observable.Return(new Variant <Commit, DiffTargets>(firstCommit));
var newCommit = Observable.Return(new Variant <Commit, DiffTargets>(secondCommit));
var head = new BranchMock(true, false, null, secondCommit, "HEAD");
var compareOptionsObs = Observable.Return(compareOptions);
var repo = new RepositoryMock(new CommitMock[] { firstCommit, secondCommit }, new BranchCollectionMock(head.Yield().ToList()), null, diff);
var repoObservable = Observable.Return(repo).Concat(Observable.Never <IRepositoryWrapper>());
var input = Observable
.CombineLatest(oldCommit, newCommit, compareOptionsObs, repoObservable, (o, n, c, r) => new DiffViewModelInput(r, o, n, c));
Variant <List <TreeEntryChanges>, Unexpected>?value = null;
var vm = new DiffViewModel(new TestSchedulers(), input);
using var _ = vm.TreeDiff
.Subscribe(val =>
{
value = val;
if (val.Is <List <TreeEntryChanges> >())
{
signal.Release();
}
});
if (value is null)
{
value = vm.TreeDiff.Value;
}
if (value is null)
{
throw new Exception("TreeDiff was not set.");
}
if (!value.Is <List <TreeEntryChanges> >())
{
await signal.WaitAsync(TimeSpan.FromSeconds(10));
}
Assert.IsTrue(value.Is <List <TreeEntryChanges> >());
}
/// <summary>
/// Initializes a new instance of the <see cref="ViewModelViewHost"/> class.
/// </summary>
public ViewModelViewHost()
{
// NB: InUnitTestRunner also returns true in Design Mode
if (ModeDetector.InUnitTestRunner())
{
ViewContractObservable = Observable <string> .Never;
return;
}
ViewContractObservable = Observable <string> .Default;
var vmAndContract = Observable.CombineLatest(
this.WhenAnyValue(x => x.ViewModel),
this.WhenAnyObservable(x => x.ViewContractObservable),
(vm, contract) => new { ViewModel = vm, Contract = contract, });
this.WhenActivated(() =>
{
return(new[]
{
vmAndContract.Subscribe(x =>
{
_viewContract = x.Contract;
if (x.ViewModel == null)
{
Content = DefaultContent;
return;
}
var viewLocator = ViewLocator ?? ReactiveUI.ViewLocator.Current;
var view = viewLocator.ResolveView(x.ViewModel, x.Contract) ?? viewLocator.ResolveView(x.ViewModel, null);
if (view == null)
{
throw new Exception(string.Format("Couldn't find view for '{0}'.", x.ViewModel));
}
var castView = view as View;
if (castView == null)
{
throw new Exception(string.Format("View '{0}' is not a subclass of '{1}'.", view.GetType().FullName, typeof(View).FullName));
}
view.ViewModel = x.ViewModel;
Content = castView;
})
});
});
}
/// <summary>
/// <para>Set INotifyDataErrorInfo's asynchronous validation, return value is self.</para>
/// </summary>
/// <param name="validator">If success return IO<null>, failure return IO<IEnumerable>(Errors).</param>
/// <returns>Self.</returns>
public ReactiveProperty <T> SetValidateNotifyError(Func <IObservable <T>, IObservable <IEnumerable?> > validator)
{
ValidatorStore.Value.Add(validator); //--- cache validation functions
var validators = ValidatorStore.Value
.Select(x => x(IsIgnoreInitialValidationError ? ValidationTrigger : ValidationTrigger.StartWith(LatestValue)))
.ToArray(); //--- use copy
ValidateNotifyErrorSubscription.Disposable = Observable
.CombineLatest(validators)
.Select(xs =>
{
if (xs.Count == 0)
{
return(null);
}
if (xs.All(x => x == null))
{
return(null);
}
var strings = xs
.Where(x => x != null)
.OfType <string>();
var others = xs
.Where(x => x is not string)
.Where(x => x != null)
.SelectMany(x => x !.Cast <object?>());
return(strings.Concat(others));
})
.Subscribe(x =>
{
var prevHasErrors = HasErrors;
CurrentErrors = x;
var currentHasErrors = HasErrors;
var handler = ErrorsChanged;
if (handler != null)
{
RaiseEventScheduler.Schedule(() => handler(this, SingletonDataErrorsChangedEventArgs.Value));
}
var propertyChangedHandler = PropertyChanged;
if (prevHasErrors != currentHasErrors && propertyChangedHandler != null)
{
RaiseEventScheduler.Schedule(() => propertyChangedHandler(this, SingletonPropertyChangedEventArgs.HasErrors));
}
ErrorsTrigger.Value.OnNext(x);
});
return(this);
}
public TimeEntriesViewModel(
ITogglDataSource dataSource,
IInteractorFactory interactorFactory,
IAnalyticsService analyticsService,
ISchedulerProvider schedulerProvider,
IRxActionFactory rxActionFactory,
ITimeService timeService)
{
Ensure.Argument.IsNotNull(dataSource, nameof(dataSource));
Ensure.Argument.IsNotNull(interactorFactory, nameof(interactorFactory));
Ensure.Argument.IsNotNull(analyticsService, nameof(analyticsService));
Ensure.Argument.IsNotNull(schedulerProvider, nameof(schedulerProvider));
Ensure.Argument.IsNotNull(rxActionFactory, nameof(rxActionFactory));
Ensure.Argument.IsNotNull(timeService, nameof(timeService));
this.interactorFactory = interactorFactory;
this.analyticsService = analyticsService;
this.schedulerProvider = schedulerProvider;
DelayDeleteTimeEntries = rxActionFactory.FromAction <long[]>(delayDeleteTimeEntries);
ToggleGroupExpansion = rxActionFactory.FromAction <GroupId>(toggleGroupExpansion);
CancelDeleteTimeEntry = rxActionFactory.FromAction(cancelDeleteTimeEntry);
groupsFlatteningStrategy = new TimeEntriesGroupsFlattening(timeService);
var deletingOrPressingUndo = timeEntriesPendingDeletionSubject.SelectUnit();
var collapsingOrExpanding = ToggleGroupExpansion.Elements;
var visibleTimeEntries = interactorFactory.ObserveAllTimeEntriesVisibleToTheUser().Execute()
.Select(timeEntries => timeEntries.Where(isNotRunning))
.ReemitWhen(deletingOrPressingUndo)
.Select(timeEntries => timeEntries.Where(isNotDeleted))
.Select(group)
.ReemitWhen(collapsingOrExpanding);
TimeEntries = Observable.CombineLatest(
visibleTimeEntries,
dataSource.Preferences.Current,
groupsFlatteningStrategy.Flatten)
.AsDriver(schedulerProvider);
Empty = TimeEntries
.Select(groups => groups.None())
.AsDriver(schedulerProvider);
Count = TimeEntries
.Select(log => log.Sum(day => day.Items.Count))
.AsDriver(schedulerProvider);
TimeEntriesPendingDeletion = timeEntriesPendingDeletionSubject.AsObservable().AsDriver(schedulerProvider);
}
public RepositoryCloneViewModel(
IOperatingSystem os,
IConnectionManager connectionManager,
IRepositoryCloneService service,
IGitService gitService,
IUsageService usageService,
IUsageTracker usageTracker,
IRepositorySelectViewModel gitHubTab,
IRepositorySelectViewModel enterpriseTab,
IRepositoryUrlViewModel urlTab)
{
this.os = os;
this.connectionManager = connectionManager;
this.service = service;
this.gitService = gitService;
this.usageService = usageService;
this.usageTracker = usageTracker;
GitHubTab = gitHubTab;
EnterpriseTab = enterpriseTab;
UrlTab = urlTab;
tabs = new IRepositoryCloneTabViewModel[] { GitHubTab, EnterpriseTab, UrlTab };
var repository = this.WhenAnyValue(x => x.SelectedTabIndex)
.SelectMany(x => tabs[x].WhenAnyValue(tab => tab.Repository));
Path = service.DefaultClonePath;
repository.Subscribe(x => UpdatePath(x));
pathWarning = Observable.CombineLatest(
repository,
this.WhenAnyValue(x => x.Path),
ValidatePathWarning)
.ToProperty(this, x => x.PathWarning);
var canClone = Observable.CombineLatest(
repository, this.WhenAnyValue(x => x.Path),
(repo, path) => repo != null && !service.DestinationFileExists(path) && !service.DestinationDirectoryExists(path));
var canOpen = Observable.CombineLatest(
repository, this.WhenAnyValue(x => x.Path),
(repo, path) => repo != null && !service.DestinationFileExists(path) && service.DestinationDirectoryExists(path));
Browse = ReactiveCommand.Create().OnExecuteCompleted(_ => BrowseForDirectory());
Clone = ReactiveCommand.CreateAsyncObservable(
canClone,
_ => repository.Select(x => new CloneDialogResult(Path, x?.CloneUrl)));
Open = ReactiveCommand.CreateAsyncObservable(
canOpen,
_ => repository.Select(x => new CloneDialogResult(Path, x?.CloneUrl)));
}
public static IObservable <Tuple <TProp1, TProp2, TProp3, TProp4> > WhenPropertiesChanged <TViewModel, TProp1, TProp2, TProp3, TProp4>(this TViewModel viewModel,
Expression <Func <TViewModel, TProp1> > property1,
Expression <Func <TViewModel, TProp2> > property2,
Expression <Func <TViewModel, TProp3> > property3,
Expression <Func <TViewModel, TProp4> > property4)
where TViewModel : IObservableObject
{
return(Observable.CombineLatest(
viewModel.WhenPropertyChanged(property1),
viewModel.WhenPropertyChanged(property2),
viewModel.WhenPropertyChanged(property3),
viewModel.WhenPropertyChanged(property4),
Tuple.Create));
}
//private readonly Random _random = new Random((int)DateTime.Now.Ticks);
#endregion
#region ctor
public PlaybackQueue(
IAudioPlaybackEngineSync audioPlayer
//, IObservable<IChangeSet<Track> tracksCacheChanges
)
{
this._audioPlayer = audioPlayer ?? throw new ArgumentNullException(nameof(audioPlayer));
this._isShuffleActivated_BehaviorSubject = new BehaviorSubject <bool>(false).DisposeWith(this._disposables);
this._sourcedEntries = new SourceList <PlaybackQueueEntry>().DisposeWith(this._disposables);
Observable.CombineLatest(
this._audioPlayer.WhenCanLoadChanged,
this._audioPlayer.WhenCanPlayChanged,
(canLoad, canPlay) => canLoad && !canPlay)
.Where(canLoadButNotPlay => canLoadButNotPlay == true)
.Subscribe((s) =>
{
PlaybackQueueEntry next = null; // = this._playlistEntries.Items.FirstOrDefault();
this._playlistEntries.Edit(list =>
{
next = list.FirstOrDefault();
if (next == null)
{
// unsubscribe from playlist?
return;
}
list.RemoveAt(0);
});
if (next == null)
{
return;
}
switch (next.Track)
{
case Track nextTrack:
this._audioPlayer.LoadAndPlay(nextTrack);
break;
}
})
.DisposeWith(this._disposables);
//this._upNextEntries = new SourceList<PlaybackQueueEntry>().DisposeWith(this._disposables);
this._playlistEntries = new SourceList <PlaybackQueueEntry>().DisposeWith(this._disposables);
//this._upNextEntries.Connect().Bind(out this._upNextEntriesROOC);
this._playlistEntries.Connect().Bind(out this._playlistEntriesROOC);
}
public static IObservable <TResult> CombineVeryLatest <TLeft, TRight, TResult>(this IObservable <TLeft> leftSource, IObservable <TRight> rightSource, Func <TLeft, TRight, TResult> selector)
{
// code from http://stackoverflow.com/questions/3211134/how-to-throttle-event-stream-using-rx/3224723#3224723
return(Observable.Defer(() =>
{
int l = -1, r = -1; // the last yielded index from each sequence
return Observable.CombineLatest(
leftSource.Select(Tuple.Create <TLeft, int>), // create a tuple which marks each item in a sequence with its index
rightSource.Select(Tuple.Create <TRight, int>), (x, y) => new { x, y })
.Where(t => t.x.Item2 != l && t.y.Item2 != r) // don't yield a pair if the left or right has already been yielded
.Do(t => { l = t.x.Item2; r = t.y.Item2; }) // record the index of the last item yielded from each sequence
.Select(t => selector(t.x.Item1, t.y.Item1));
}));
}
public PlayerWithPageContainerViewModel(HohoemaApp hohoemaApp, HohoemaPlaylist playlist)
{
HohoemaPlaylist = playlist;
IsFillFloatContent = HohoemaPlaylist
.ObserveProperty(x => x.IsPlayerFloatingModeEnable)
.Select(x => !x)
.ToReadOnlyReactiveProperty();
IsFillFloatContent_DelayedRead = IsFillFloatContent
.Delay(TimeSpan.FromMilliseconds(300))
.ToReadOnlyReactiveProperty();
IsVisibleFloatContent = HohoemaPlaylist.ObserveProperty(x => x.IsDisplayMainViewPlayer)
.ToReactiveProperty(mode: ReactivePropertyMode.DistinctUntilChanged);
IsContentDisplayFloating = Observable.CombineLatest(
IsFillFloatContent.Select(x => !x),
IsVisibleFloatContent
)
.Select(x => x.All(y => y))
.ToReactiveProperty();
HohoemaPlaylist.OpenPlaylistItem += HohoemaPlaylist_OpenPlaylistItem;
IsVisibleFloatContent
.Where(x => !x)
.Subscribe(x =>
{
ClosePlayer();
});
if (ApiInformation.IsApiContractPresent("Windows.Foundation.UniversalApiContract", 4))
{
Observable.Merge(
IsVisibleFloatContent.Where(x => !x),
IsContentDisplayFloating.Where(x => x)
)
.Subscribe(async x =>
{
var view = ApplicationView.GetForCurrentView();
if (view.IsViewModeSupported(ApplicationViewMode.CompactOverlay))
{
var result = await view.TryEnterViewModeAsync(ApplicationViewMode.Default);
}
});
}
}
public HeaterBandController(IObservable <double> setTemp, IObservable <double> bandTemp, TimeSpan maxHeatingTimeWithoutControl, IObservable <double> currentTemperature, IObservable <bool> heaterMasterSwitch)
{
var safeTemperature = currentTemperature.Timeout(maxHeatingTimeWithoutControl);
var temperatureAboveBand = Observable.CombineLatest(setTemp, bandTemp, safeTemperature, (set, band, current) => current > set + band);
var temperatureBelowBand = Observable.CombineLatest(setTemp, bandTemp, safeTemperature, (set, band, current) => current < set - band);
var turnHeaterOff = temperatureAboveBand.Where(above => above == true).Select(_ => false);
var turnHeaterOn = temperatureBelowBand.Where(below => below == true).Select(_ => true);
var heaterControllerSwitch = Observable.Merge(turnHeaterOn, turnHeaterOff).DistinctUntilChanged();
HeaterOn = Observable.CombineLatest(heaterMasterSwitch, heaterControllerSwitch, (heaterMasterState, heaterControllerState) => heaterMasterState && heaterControllerState).OnErrorResumeNext(Observable.Return(false)); // turn off heater on error
}
public PatcherLogDecorator(
IProfileNameVm profileNameProvider,
IPatcherNameVm patcherNameVm)
{
_logger = Observable.CombineLatest(
profileNameProvider.WhenAnyValue(x => x.Name),
patcherNameVm.WhenAnyValue(x => x.Name),
(profile, patcher) => Log.Logger
.ForContext(FunnelNames.Patcher, patcher)
.ForContext(FunnelNames.Profile, profile))
.ToGuiProperty(this, nameof(Logger), Log.Logger
.ForContext(FunnelNames.Patcher, patcherNameVm.Name)
.ForContext(FunnelNames.Profile, profileNameProvider.Name), deferSubscription: true);
}
public HelloWorldReactiveVM()
{
AddProperty <string>("FullName")
.SubscribeTo(Observable.CombineLatest(FirstName, LastName, FullNameDelegate))
.SubscribedBy(
AddProperty <int>("NameLength"), x => x.Select(name => name.Length)
)
.SubscribedByAsync(
AddProperty <int>("NameLengthAsync").SubscribedBy(_ => PushUpdates(), out IDisposable subs),
async x => await GetNameLengthAsync(x));
AddInternalProperty <string>("Internal1");
AddInternalProperty("Internal2", 0);
}
public IObservable <Vector2> OnMouseScreenClick()
{
var streamDown = Observable.EveryUpdate()
.Where(_ => Input.GetMouseButtonDown(0))
.Select(_ => (Vector2)Input.mousePosition);
var streamClicked = Observable.EveryUpdate()
.Where(_ => Input.GetMouseButton(0))
.Select(_ => (Vector2)Input.mousePosition);
return(Observable.CombineLatest(streamDown, streamClicked)
.Where(positions => Vector2.Distance(positions[0], _centerPosition) < _range)
.Select(_ => ((Vector2)Input.mousePosition - _centerPosition).normalized));
}
public DetailPageViewModel(TodoUsecase todoUsecase, TodoItem item, bool isNew)
{
Title = new ReactiveProperty <string>(item.Title);
Description = new ReactiveProperty <string>(item.Description);
IsDone = new ReactiveProperty <bool>(item.IsDone);
Priority = new ReactiveProperty <int>(item.Priority);
HasDueDate = new ReactiveProperty <bool>(item.DueDate.HasValue);
DueDate = new ReactiveProperty <DateTime>(item.DueDate.HasValue ? item.DueDate.Value.LocalDateTime : DateTime.Today);
// いずれかの項目が変化したら TodoItem を作り直す
UpdatedItem = Observable.CombineLatest(
Title, Description, Priority, HasDueDate, DueDate,
(title, description, priority, hasDueDate, dueDate) =>
new TodoItem(item.Id, title, IsDone.Value, description, priority,
hasDueDate ? dueDate : (DateTimeOffset?)null, item.CreateDate))
.ToReadOnlyReactiveProperty();
UpdatedItem.Subscribe(async x =>
{
await todoUsecase.Update(x);
});
DueDate.Subscribe(x =>
{
if (x == DateTime.Today)
{
return;
}
HasDueDate.Value = true;
});
HasDueDate.Subscribe(x =>
{
System.Diagnostics.Debug.WriteLine($"{x}");
});
DeleteDueDateCommand.Subscribe(_ =>
{
HasDueDate.Value = false;
});
IsVisibleDone = Observable.Return(!isNew && !item.IsDone).ToReadOnlyReactiveProperty();
DoneCommand.Subscribe(async _ =>
{
await todoUsecase.Done(UpdatedItem.Value);
IsDone.Value = true;
ClosePageRequest?.Invoke(this, Unit.Default);
});
}
private void Subscribe1()
{
Observable.CombineLatest(
Observable.Interval(TimeSpan.FromSeconds(1)).Select(x =>
{
Debug.Log(1111);
return(x);
}),
Observable.Interval(TimeSpan.FromSeconds(2))
)
.First()
.Subscribe(_ => Debug.Log(2111), _ => Debug.Log(2112))
.AddTo(this);
}
