private async Task NavigateAsync <TViewModel>(bool isModal, object parameter)
where TViewModel : PageViewModel
{
var view = ViewResolver.ResolveView <TViewModel>();
if (view == null)
{
//Logger.Information("Skipping navigation to view model {ViewModelName}", typeof(TViewModel).Name);
return;
}
var viewModel = Ioc.Resolve <TViewModel>();
view.BindingContext = viewModel;
view.Appearing += async delegate
{
viewModel.OnAppearing();
await viewModel.OnAppearingAsync();
};
view.Disappearing += async delegate
{
viewModel.OnDisappearing();
await viewModel.OnDisappearingAsync();
};
if (isModal)
{
await Navigation.PushModalAsync(view);
}
else
{
if (Navigation.NavigationStack.Last().GetType().Name == view.GetType().Name)
{
// Already on the requested page.
return;
}
await Navigation.PushAsync(view);
}
viewModel.OnNavigatedTo(parameter);
await viewModel.OnNavigatedToAsync(parameter);
}
public async Task NavigateToDetailViewModelAsync <TViewModel>(object parameter = null)
where TViewModel : PageViewModel
{
//Logger.Track("NavigateToDetailViewModel", new Dictionary<string, string> { { "Page", typeof(TViewModel).Name } });
var view = ViewResolver.ResolveView <TViewModel>();
if (view == null)
{
//Logger.Information("Skipping navigation to view model {ViewModelName}", typeof(TViewModel).Name);
return;
}
var viewModel = Ioc.Resolve <TViewModel>();
view.BindingContext = viewModel;
var message = new ShowDetailPageMessage(view);
MessageBus.Publish(message);
viewModel.OnNavigatedTo(parameter);
await viewModel.OnNavigatedToAsync(parameter);
}
