public static Page AsPageWith <TPage>(this RxnPageModel model, TPage page, string title, string icon = null, Action OnAppearing = null, Action OnDisapearing = null) where TPage : Page
{
page.Title = title;
page.Icon = icon;
Observable.FromEventPattern(a => page.Appearing += a, b => page.Appearing -= b)
.Do(_ =>
{
if (OnAppearing != null)
{
OnAppearing();
}
page.BindingContext = model;
})
.Until(model.OnError)
.DisposedBy(model);
Observable.FromEventPattern(a => page.Disappearing += a, b => page.Disappearing -= b)
.Do(_ =>
{
if (OnDisapearing != null)
{
OnDisapearing();
}
page.BindingContext = null;
})
.Until(model.OnError)
.DisposedBy(model);
return(page);
}
public IObservable <bool> AutomateUserActions(Page page, RxnPageModel model, IObservable <IRxn> actions, Action <IRxn> publish)
{
return(RxObservable.DfrCreate <bool>(o =>
{
var state = new InterceptState(model, actions, publish);
var resources = new CompositeDisposable(new DisposableAction(() => { Debug.WriteLine("<<<<Disposing of {0}>>>>>", model.GetType().Name); }));
if (page is ContentPage)
{
Observable.FromEventPattern(e => page.LayoutChanged += e, e => page.LayoutChanged -= e)
.Select(_ => new Unit())
.StartWith(new Unit())
.BufferFirstLast(TimeSpan.FromMilliseconds(70), false)
.Do(_ => o.OnNext(false))
.Do(_ => _dialog.ShowLoading("Loading..."))
.Do(_ => Debug.WriteLine("Intercepting>>> {0}", model.GetType().Name))
.Select(_ =>
{
return Observable.Defer(() => RxObservable.Create(() =>
{
var timer = Stopwatch.StartNew();
var r = FindAllCommandHolder(((ContentPage)page).Content as IViewContainer <View>, state);
timer.Stop();
Debug.WriteLine("Interception took: {0}", timer.Elapsed);
if (r != null)
{
resources.Add(r);
}
}));
})
.Switch()
.Do(_ => _dialog.HideLoading())
.FinallyR(() => _dialog.HideLoading())
.Subscribe(_ => o.OnNext(true))
.DisposedBy(resources);
return resources;
}
;
return Disposable.Empty;
}));
}
public InterceptState(RxnPageModel model, IObservable <IRxn> input, Action <IRxn> publish)
{
Model = model;
Input = input;
Publish = publish;
}
public IObservable <bool> AutomateUserActions(Page page, RxnPageModel model, IObservable <IRxn> actions, Action <IRxn> publish)
{
return(new BehaviorSubject <bool>(true));
}
