private void NavigationService_CanGoBackChanged(object sender, CanGoBackChangedHandlerArgs args)
{
bool newCanGoBack = args.NewCanGoBack;
if (newCanGoBack && AllowGoingBack)
{
_systemNavManager.AppViewBackButtonVisibility = AppViewBackButtonVisibility.Visible;
}
else
{
_systemNavManager.AppViewBackButtonVisibility = AppViewBackButtonVisibility.Collapsed;
}
}
private void navHost_CanGoBackChanged(object sender, CanGoBackChangedHandlerArgs e)
{
CanGoBackChanged?.Invoke(sender, e);
}
