public async Task Navigate(CancellationToken ct, INavigationRequest request)
{
await _innerRequestNavigation.Navigate(ct, request);
var firstEntry = _applicationFrame.BackStack.FirstOrDefault();
if (firstEntry != null && firstEntry.Source.Equals(_entryPointUri))
{
await _dispatcherScheduler.Run(() => _applicationFrame.RemoveBackEntry());
}
}
public async Task Navigate(CancellationToken ct, INavigationRequest request)
{
SettingsFlyoutDefinition definition;
if (!_definitions.TryGetValue(request.PageName, out definition))
{
await _inner.Navigate(ct, request);
return;
}
var viewModel = _viewModelFactory.ResolveViewModel(definition.ViewModelType);
viewModel.Initialize(request);
await _dispatcher.Run(() =>
{
var flyout = (SettingsFlyout)Activator.CreateInstance(definition.FlyoutType);
flyout.DataContext = viewModel;
flyout.Unloaded += (sender, args) => _viewModelFactory.ReleaseViewModel(viewModel);
flyout.Show();
});
await viewModel.Load(ct);
}
public static Task Navigate(this IRequestNavigation requestNavigation, CancellationToken ct, string viewName)
{
return(requestNavigation.Navigate(ct, viewName, Enumerable.Empty <KeyValuePair <string, string> >()));
}
public static Task Navigate(this IRequestNavigation requestNavigation, CancellationToken ct, string viewName, IEnumerable <KeyValuePair <string, string> > parameters, object entity = null)
{
return(requestNavigation.Navigate(ct, new NavigationRequest(viewName, parameters.ToDictionary(kvp => kvp.Key, kvp => kvp.Value), entity)));
}
