public void Interessenten_aktualisieren(IEnumerable<Interessent> interessenten) {
var selectedId = "";
InteressentViewModel selectedItem = null;
if (lstInteressenten.SelectedItem != null) {
selectedId = ((InteressentViewModel)lstInteressenten.SelectedItem).Id;
}
lstInteressenten.Items.Clear();
foreach (var interessent in interessenten) {
var interessentViewModel = new InteressentViewModel {
Id = interessent.Id,
Display = string.Format("{0} -> {1}", interessent.Standort, interessent.Ziel)
};
lstInteressenten.Items.Add(interessentViewModel);
if (interessent.Id == selectedId) {
selectedItem = interessentViewModel;
}
}
if (selectedId != "") {
lstInteressenten.SelectedItem = selectedItem;
}
}
private string Id_ermitteln(InteressentViewModel selectedItem) {
return selectedItem == null ? "" : selectedItem.Id;
}
