private void OnRegionUnloaded(object sender, RoutedEventArgs e)
{
bool shouldCancel = _navigationService.GetController(ControllerID).CallOnLeavingNavigation(false);
if (shouldCancel)
{
throw new InvalidOperationException("Can't cancel navigation from 'OnLeave' when higher-level controller is the one navigating. " +
"Check value 'CancellingNavigationAllowed' property in LeavingPageEventArgs.");
}
_navigationService.RemoveController(ControllerID);
_navigationService.RemoveRegion(this);
}
private void OnRegionUnloaded(object sender, RoutedEventArgs e)
{
_navigationService.RemoveController(ControllerID);
_navigationService.RemoveRegion(this);
}