public override void BeginEdit()
{
base.BeginEdit();
PartLinks.BeginEdit();
PartConnector.BeginEdit();
}
public CollectionPartConnectorViewModel(PartConnectorViewModel partConnector)
{
PartConnector = partConnector;
AddCmd = new AsyncCommand(OnAdd, CanAdd, true);
RemoveCmd = new RelayCommand(Remove, CanRemove);
PartConnector.PartLinks.ForEach(pl => AddPartLink(partConnector, pl));
SelectedPartLink = PartLinks.FirstOrDefault();
}
private SinglePartConnectorPartViewModel AddPartLink(PartConnectorViewModel partConnector, PartLinkViewModel partLink)
{
var link = new SinglePartConnectorPartViewModel(partConnector, partLink)
{
DialogManager = DialogManager,
PartDialogsFactory = PartDialogsFactory
};
PartLinks.Add(link);
return(link);
}
public override void CancelEdit()
{
// Remove newly created part links
PartLinks.RemoveRange(_newLinks);
_newLinks.Clear();
// Add removed again
PartLinks.AddRange(_removedLinks);
_removedLinks.Clear();
// Cancel on existent
PartLinks.CancelEdit();
PartConnector.CancelEdit();
base.CancelEdit();
}
public override void EndEdit()
{
// End on part links
PartLinks.ForEach(p => p.EndEdit());
// Add new links
var newLinks = _newLinks.Select(n => n.PartLink);
PartConnector.PartLinks.AddRange(newLinks);
_newLinks.Clear();
// Remove removed links from connector
PartConnector.PartLinks.RemoveRange(_removedLinks.Select(l => l.PartLink));
_removedLinks.Clear();
base.EndEdit();
}
private void Remove(object obj)
{
var idx = PartLinks.IndexOf(SelectedPartLink);
// If is not new, add to list of removed part links
if (!_newLinks.Contains(SelectedPartLink))
{
_removedLinks.Add(SelectedPartLink);
}
else
{
_newLinks.Remove(SelectedPartLink);
}
PartLinks.Remove(SelectedPartLink);
if (idx >= PartLinks.Count)
{
idx = PartLinks.Count - 1;
}
SelectedPartLink = idx >= 0 ? PartLinks[idx] : null;
}
public override void BeginEdit()
{
base.BeginEdit();
PartLinks.ForEach(p => p.BeginEdit());
}