private static IMvxViewModel LoadViewModel(this IMvxTvosView tvOSView)
{
if (tvOSView.Request == null)
{
MvxLog.Instance.Trace(
"Request is null - assuming this is a TabBar type situation where ViewDidLoad is called during construction... patching the request now - but watch out for problems with virtual calls during construction");
tvOSView.Request = Mvx.Resolve <IMvxCurrentRequest>().CurrentRequest;
}
var instanceRequest = tvOSView.Request as MvxViewModelInstanceRequest;
if (instanceRequest != null)
{
return(instanceRequest.ViewModelInstance);
}
var loader = Mvx.Resolve <IMvxViewModelLoader>();
var viewModel = loader.LoadViewModel(tvOSView.Request, null /* no saved state on tvOS currently */);
if (viewModel == null)
{
throw new MvxException("ViewModel not loaded for " + tvOSView.Request.ViewModelType);
}
return(viewModel);
}
private static IMvxViewModel LoadViewModel(this IMvxTvosView iosView)
{
#warning NullViewModel needed?
// how to do N
//if (typeof (TViewModel) == typeof (MvxNullViewModel))
// return new MvxNullViewModel() as TViewModel;
if (iosView.Request == null)
{
MvxTrace.Trace(
"Request is null - assuming this is a TabBar type situation where ViewDidLoad is called during construction... patching the request now - but watch out for problems with virtual calls during construction");
iosView.Request = Mvx.Resolve <IMvxCurrentRequest>().CurrentRequest;
}
var instanceRequest = iosView.Request as MvxViewModelInstanceRequest;
if (instanceRequest != null)
{
return(instanceRequest.ViewModelInstance);
}
var loader = Mvx.Resolve <IMvxViewModelLoader>();
var viewModel = loader.LoadViewModel(iosView.Request, null /* no saved state on tvOS currently */);
if (viewModel == null)
{
throw new MvxException("ViewModel not loaded for " + iosView.Request.ViewModelType);
}
return(viewModel);
}
public virtual void Show(IMvxTvosView view)
{
var viewController = view as UIViewController;
if (viewController == null)
throw new MvxException("Passed in IMvxTvosView is not a UIViewController");
if (this.MasterNavigationController == null)
this.ShowFirstView(viewController);
else
this.MasterNavigationController.PushViewController(viewController, true /*animated*/);
}
protected virtual void InitializePaging()
{
IMvxPageViewModel pageVM = ViewModel as IMvxPageViewModel;
if (pageVM == null)
{
return;
}
IMvxPagedViewModel defaultVM = pageVM.GetDefaultViewModel();
UIViewController defaultVC = GetViewControllerForViewModel(defaultVM);
SetViewControllers(new UIViewController[] { defaultVC }, UIPageViewControllerNavigationDirection.Forward, true, null);
GetNextViewController = delegate(UIPageViewController pc, UIViewController rc)
{
IMvxTvosView rcTV = rc as IMvxTvosView;
if (rcTV == null)
{
return(null);
}
IMvxPagedViewModel currentVM = rcTV.ViewModel as IMvxPagedViewModel;
if (currentVM == null)
{
return(null);
}
IMvxPagedViewModel nextVM = pageVM.GetNextViewModel(currentVM);
if (nextVM == null)
{
return(null);
}
UIViewController nextVC = GetViewControllerForViewModel(nextVM);
return(nextVC);
};
GetPreviousViewController = delegate(UIPageViewController pc, UIViewController rc)
{
IMvxTvosView rcTV = rc as IMvxTvosView;
if (rcTV == null)
{
return(null);
}
IMvxPagedViewModel currentVM = rcTV.ViewModel as IMvxPagedViewModel;
if (currentVM == null)
{
return(null);
}
IMvxPagedViewModel prevVM = pageVM.GetPreviousViewModel(currentVM);
if (prevVM == null)
{
return(null);
}
UIViewController prevVC = GetViewControllerForViewModel(prevVM);
return(prevVC);
};
}
public override void Show(IMvxTvosView view)
{
if (view is IMvxModalTvosView)
{
if (this._currentModalViewController != null)
throw new MvxException("Only one modal view controller at a time supported");
var newNav = this.CreateModalNavigationController();
newNav.PushViewController(view as UIViewController, false);
this._currentModalViewController = view as UIViewController;
this.PresentModalViewController(newNav, true);
return;
}
base.Show(view);
}
public virtual void Show(IMvxTvosView view)
{
var viewController = view as UIViewController;
if (viewController == null)
{
throw new MvxException("Passed in IMvxTvosView is not a UIViewController");
}
if (this.MasterNavigationController == null)
{
this.ShowFirstView(viewController);
}
else
{
this.MasterNavigationController.PushViewController(viewController, true /*animated*/);
}
}
public override void Show(IMvxTvosView view)
{
if (view is IMvxModalTvosView)
{
if (this._currentModalViewController != null)
{
throw new MvxException("Only one modal view controller at a time supported");
}
var newNav = this.CreateModalNavigationController();
newNav.PushViewController(view as UIViewController, false);
this._currentModalViewController = view as UIViewController;
this.PresentModalViewController(newNav, true);
return;
}
base.Show(view);
}
private static IMvxViewModel LoadViewModel(this IMvxTvosView tvOSView)
{
if (tvOSView.Request == null)
{
tvOSView.Request = Mvx.IoCProvider.Resolve <IMvxCurrentRequest>().CurrentRequest;
}
var instanceRequest = tvOSView.Request as MvxViewModelInstanceRequest;
if (instanceRequest != null)
{
return(instanceRequest.ViewModelInstance);
}
var loader = Mvx.IoCProvider.Resolve <IMvxViewModelLoader>();
var viewModel = loader.LoadViewModel(tvOSView.Request, null /* no saved state on tvOS currently */);
if (viewModel == null)
{
throw new MvxException("ViewModel not loaded for " + tvOSView.Request.ViewModelType);
}
return(viewModel);
}
public static void OnViewCreate(this IMvxTvosView tvOSView)
{
//var view = tvOSView as IMvxView<TViewModel>;
tvOSView.OnViewCreate(tvOSView.LoadViewModel);
}
public static ValueTask OnViewCreate(this IMvxTvosView tvOSView)
{
//var view = tvOSView as IMvxView<TViewModel>;
return(tvOSView.OnViewCreate(tvOSView.LoadViewModel));
}
