private void AddNewVariety()
{
var vm = new EditVarietyViewModel(_projectService.Project.Varieties);
if (_dialogService.ShowModalDialog(this, vm) == true)
{
var variety = new Variety(vm.Name);
_projectService.Project.Varieties.Add(variety);
_analysisService.Segment(variety);
Messenger.Default.Send(new DomainModelChangedMessage(true));
SelectedVariety = _varieties[variety];
}
}