public MainPageViewModel(INavService navService, IEventAggregator eventAggregator, IDispatcherUiService dispatcherUiService)
{
_dispatcherUiService = dispatcherUiService;
navService.NavigationFailed = e => eventAggregator.GetEvent <ErrorEvent>().Publish(e);
eventAggregator.GetEvent <ErrorEvent>().Subscribe(LogError);
_dispatcherUiService.Run(navService.Navigate <LoginViewModel>);
}
private void PrepareNavigation(TFe view)
{
if (_content == null)
{
_temporaryNavigation = view;
}
else
{
_temporaryNavigation = null;
_dispatcherUiService.Run(() => SetContent(_content, view));
}
}