void ObjectsCollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
{
if (e.Action == NotifyCollectionChangedAction.Remove)
{
try
{
foreach (object item in e.OldItems)
{
HydroTopologyViewModel UIObject = item as HydroTopologyViewModel;
HydroTopologyDataAccess.DeleteElement(UIObject.GetDataObject());
}
}
catch (Exception ex)
{
log.Error(ex.StackTrace);
}
}
}
public HydroTopologyCollectionViewModel GetSystemTopology(string system)
{
UIObjects = new HydroTopologyCollectionViewModel();
List <HydroTopology> dataObjects = HydroTopologyDataAccess.GetSystemTopology(system);
foreach (HydroTopology dataObject in dataObjects)
{
UIObjects.Add(new HydroTopologyViewModel(dataObject));
}
if (UIObjects.Count == 0)
{
UIObjects.Add(new HydroTopologyViewModel());
}
UIObjects.CollectionChanged += new NotifyCollectionChangedEventHandler(ObjectsCollectionChanged);
UIObjects.ItemEndEdit += new ItemEndEditEventHandler(ObjectsItemEndEdit);
return(UIObjects);
}
void ObjectsItemEndEdit(IEditableObject sender)
{
HydroTopologyViewModel UIObject = sender as HydroTopologyViewModel;
try
{
if (UIObject.System != null && UIObject.Element != null && UIObject.Type != null && UIObject.ElementType != null)
{
int id = HydroTopologyDataAccess.UpdateObject(UIObject.GetDataObject());
if (id != -1)
{
UIObject.Id = id;
}
}
}
catch
{
UIObjects.Remove(UIObject);
RadWindow.Alert(new DialogParameters
{
Content = MessageUtil.FormatMessage("ERROR.DuplicatedEntryName", UIObject.System)
});
}
}