protected BaseView()
{
IDisposable[] observeActivatedOnce = { null };
observeActivatedOnce[0] = this.WhenActivated(d =>
{
var log = ((IApp)Application.Current).Root.Resolve <Func <Type, ILogger> >()(typeof(BaseShellView));
log.Trace($"{this} loaded");
d(WhenViewLoaded
.Select(_ => ViewModel.Activate().ToObservable().Take(1))
.Concat()
.Subscribe());
d(WhenViewUnloaded
.Select(_ => ViewModel.Deactivate(false).ToObservable().Take(1))
.Concat()
.Subscribe());
d(observeActivatedOnce[0]);
WhenViewLoaded.Subscribe(_ => log.Trace($"{this} loaded"));
WhenViewUnloaded.Subscribe(_ => log.Trace($"{this} unloaded"));
ViewModel.Activate().Wait();
});
}
public DrinksPage()
{
InitializeComponent();
this.WhenActivated(async closer =>
{
if (ViewModel != null)
{
await ViewModel?.Activate();
}
});
}
private bool?ShowDialog <T>(ViewModel viewModel)
where T : Window, new()
{
viewModel.Activate();
var owner = MainWindow;
var window = new T();
window.DataContext = viewModel;
if (owner != null)
{
window.Owner = owner;
}
return(window.ShowDialog());
}
private Window Show <T>(ViewModel viewModel)
where T : Window, new()
{
viewModel.Activate();
var owner = MainWindow;
var window = new T();
window.DataContext = viewModel;
if (owner != null)
{
window.Owner = owner;
}
window.Show();
return(window);
}
protected BaseShellView()
{
WindowStartupLocation = WindowStartupLocation.CenterOwner;
IDisposable[] observeActivatedOnce = { null };
observeActivatedOnce[0] = this.WhenActivated(d =>
{
var log = ((IApp)Application.Current).Root.Resolve <Func <Type, ILogger> >()(typeof(BaseShellView));
log.Trace($"{this} loaded");
d(this.OneWayBind(ViewModel, vm => vm.ActiveScreen.Title, v => v.Title));
d(WhenShellLoaded
.Merge(WhenShellActivated)
.Select(_ => ViewModel.Activate().ToObservable().Take(1))
.Concat()
.Subscribe()
);
d(WhenShellDeactivated
.Select(_ => ViewModel.Deactivate(false).ToObservable().Take(1))
.Concat()
.Subscribe()
);
d(WhenShellClosing
.Where(_ => !ForceClose)
.Do(e => e.Cancel = true)
.Select(e => ViewModel.TryClose().ToObservable().Take(1))
.Concat()
.Where(closed => closed.Status == ActionStatus.Success)
.Do(_ => ForceClose = true)
.Select(_ => Observable.Start(Close, RxApp.MainThreadScheduler).Take(1))
.Concat()
.Subscribe()
);
d(WhenShellClosed
.Do(_ => IsClosed = true)
.Select(_ => ViewModel.Deactivate(true).ToObservable().Take(1))
.Concat()
.Subscribe()
);
d(ViewModel.WhenViewModelClosed
.Where(_ => !IsClosed)
.Do(_ => ForceClose = true)
.Select(_ => Observable.Start(Close, RxApp.MainThreadScheduler).Take(1))
.Concat()
.Subscribe()
);
d(this.WhenAnyValue(x => x.IsActive).Where(x => x)
.Subscribe(_ => ViewModel.LastActivedDateTime = DateTimeOffset.Now));
d(observeActivatedOnce[0]);
d(WhenShellLoaded.Subscribe(_ => log.Trace($"{this} loaded")));
d(WhenShellActivated.Subscribe(_ => log.Trace($"{this} activated")));
d(WhenShellDeactivated.Subscribe(_ => log.Trace($"{this} deactivated")));
d(WhenShellClosing.Subscribe(_ => log.Trace($"{this} closing")));
d(WhenShellClosed.Subscribe(_ => log.Trace($"{this} closed")));
ViewModel?.Activate().Wait();
});
}
