public ViewModelViewHost(NSView targetView)
{
NSView viewLastAdded = null;
this.WhenAny(x => x.DefaultContent, x => x.ViewModel, (c, v) => Unit.Default)
.Subscribe(_ => {
if (viewLastAdded != null)
{
viewLastAdded.RemoveFromSuperview();
}
if (ViewModel == null)
{
if (DefaultContent != null)
{
targetView.AddSubview(DefaultContent.View);
}
return;
}
var view = RxRouting.ResolveView(ViewModel);
view.ViewModel = ViewModel;
viewLastAdded = ((NSViewController)view).View;
targetView.AddSubview(viewLastAdded);
});
}
void updateRouter()
{
if (currentRouterSub != null)
{
currentRouterSub.Dispose();
currentRouterSub = null;
}
if (Router == null)
{
return;
}
currentRouterSub = Router.ViewModelObservable().Subscribe(vm => {
if (vm == null)
{
Child = DefaultContent;
return;
}
var view = RxRouting.ResolveView(vm);
view.ViewModel = vm;
Child = (Widget)view;
});
}
public void ResolvePureInterfaceType()
{
RxApp.ConfigureServiceLocator(
(x, _) => (x == typeof(IViewForViewModel <IFooBarViewModel>) ? new FooBarView() : null),
(x, _) => null);
var vm = new FooBarViewModel(null);
var result = RxRouting.ResolveView(vm);
this.Log().Info(result.GetType().FullName);
Assert.True(result is FooBarView);
}
public void ResolveExplicitViewType()
{
RxApp.ConfigureServiceLocator(
(x, _) => (x.Name == "IBazView" ? new BazView() : null),
(x, _) => null);
var vm = new BazViewModel(null);
var result = RxRouting.ResolveView(vm);
this.Log().Info(result.GetType().FullName);
Assert.True(result is BazView);
}
public RoutedViewHost(NSView targetView)
{
NSView viewLastAdded = null;
this.WhenAny(x => x.Router.NavigationStack, x => x.Value)
.SelectMany(x => x.CollectionCountChanged.StartWith(x.Count).Select(_ => x.LastOrDefault()))
.Subscribe(vm => {
if (viewLastAdded != null)
{
viewLastAdded.RemoveFromSuperview();
}
if (vm == null)
{
if (DefaultContent != null)
{
targetView.AddSubview(DefaultContent.View);
}
return;
}
var view = RxRouting.ResolveView(vm);
view.ViewModel = vm;
if (view is NSViewController)
{
viewLastAdded = ((NSViewController)view).View;
}
else if (view is NSView)
{
viewLastAdded = (NSView)view;
}
else
{
throw new Exception(String.Format("'{0}' must be an NSViewController or NSView", view.GetType().FullName));
}
targetView.AddSubview(viewLastAdded);
}, ex => RxApp.DefaultExceptionHandler.OnNext(ex));
}
public ActivityRoutedViewHost(Activity hostActivity)
{
var keyUp = hostActivity.GetType()
.GetMethods(BindingFlags.Public | BindingFlags.DeclaredOnly | BindingFlags.NonPublic | BindingFlags.Instance)
.FirstOrDefault(x => x.Name == "OnKeyUp");
if (keyUp == null)
{
throw new Exception("You must override OnKeyUp and call theRoutedViewHost.OnKeyUp");
}
var viewFor = hostActivity as IViewFor;
if (viewFor == null)
{
throw new Exception("You must implement IViewFor<TheViewModelClass>");
}
bool firstSet = false;
_inner = _hostScreen.Router.ViewModelObservable()
.Where(x => x != null)
.Subscribe(vm => {
if (!firstSet)
{
viewFor.ViewModel = vm;
firstSet = true;
return;
}
var view = RxRouting.ResolveView(vm);
if (view.GetType() != typeof(Type))
{
throw new Exception("Views in Android must be the Type of an Activity");
}
hostActivity.StartActivity((Type)view);
});
}
