/// <inheritdoc />
public async Task PushAsync(BaseNavigationViewModel viewModel, bool discardCurrent = false)
{
var currentPage = FormsNavigation.NavigationStack.LastOrDefault();
var view = InstantiateView(viewModel);
if (currentPage.BindingContext is INavigationAware navPrevious)
{
navPrevious.OnNavigatingFrom();
}
if (viewModel is INavigationAware navForward)
{
navForward.OnNavigatingTo();
}
await FormsNavigation.PushAsync((Page)view);
if (viewModel is INavigationAware navigated)
{
navigated.OnNavigatedTo();
}
if (discardCurrent)
{
FormsNavigation.RemovePage(currentPage);
}
}
public async Task PushAsync <TViewModel>(object parameter) where TViewModel : CoffeeShopBaseViewModel
{
Page page = CreatePage(typeof(TViewModel), parameter);
await(page.BindingContext as CoffeeShopBaseViewModel).InitializeAsync(parameter);
await FormsNavigation.PushAsync(page);
}
public async Task PushAsync(Type pageModelType, NavigationState navState)
{
var page = InstantiatePage(pageModelType, navState);
await FormsNavigation.PushAsync((Page)page, false);
PrintNavigationStackDepth("PushAsync");
}
/// <inheritdoc />
public async Task PushAsync(BaseNavigationViewModel viewModel, bool discardCurrent = false)
{
var currentPage = FormsNavigation.NavigationStack.LastOrDefault();
var view = InstantiateView(viewModel);
await FormsNavigation.PushAsync((Page)view);
if (discardCurrent && currentPage != null)
{
FormsNavigation.RemovePage(currentPage);
}
}
public async Task PushAsync(NavigationViewModel viewModel, bool animate = false)
{
try
{
var oldViewModel = (NavigationViewModel)NavigationPage?.CurrentPage.BindingContext;
var view = InstantiateView(viewModel);
await FormsNavigation.PushAsync((Page)view, animate);
oldViewModel?.OnHidden();
}
catch
{
// ignored as non critical exceptions don't stop the app from working
}
}
public async Task PushAsync <TViewModel>() where TViewModel : CoffeeShopBaseViewModel
{
Page page = CreatePage(typeof(TViewModel), null);
await FormsNavigation.PushAsync(page);
}
public Task PushAsync(BaseViewModel viewModel) => FormsNavigation.PushAsync((Page)InstantiateView(viewModel));
public async Task PushAsync <T>(T viewModel) where T : class, IViewModel
{
var view = InstantiateView(viewModel);
await FormsNavigation.PushAsync((Page)view);
}
public Task PushAsync(BaseNavigationViewModel viewModel)
{
var view = InstantiateView(viewModel);
return(FormsNavigation.PushAsync((Page)view));
}
public Task PushAsync(BaseViewModel viewModel, bool animated) => FormsNavigation.PushAsync((Page)InstantiateView(viewModel), animated);
/// <inheritdoc />
public async Task PushAsync(BaseNavigationViewModel viewModel)
{
var view = InstantiateView(viewModel);
await FormsNavigation.PushAsync((Page)view);
}
