private void UnmonitorEndpoint(ObjectModel.ITransitionEndpoint endpoint)
{
endpoint.PropertyChanged -= MemberPropertyChangedHandler;
endpoint.TransitionsFrom.CollectionChanged -= MemberTransitionsCollectionChangedHandler;
endpoint.TransitionsTo.CollectionChanged -= MemberTransitionsCollectionChangedHandler;
foreach (ObjectModel.ITransition transition in endpoint.TransitionsFrom)
{
transition.PropertyChanged -= TransitionPropertyChangedHandler;
}
}
public override void Do(IOleUndoManager pUndoManager)
{
#if DEBUGUNDOREDO
Debug.WriteLine(">>> DeleteLayerMemberRecord.Do");
#endif
using (new ViewModel.ViewModelController.GuiChangeBlock(Controller))
{
ViewModel.Layer layer = Controller.StateMachine.Find(LayerId) as ViewModel.Layer;
ObjectModel.ITransitionEndpoint member = Controller.StateMachine.Find(MemberId) as ObjectModel.ITransitionEndpoint;
ObjectModel.LayerPosition layerPosition = Controller.StateMachine.Find(Id) as ObjectModel.LayerPosition;
Controller.UndoManager.Add(new AddLayerMemberRecord(Controller, layerPosition, member));
member.LayerPositions.Remove(layerPosition);
layer.Members.Remove(member);
}
}
private void AddTransitionsForEndpoint(ObjectModel.ITransitionEndpoint endpoint)
{
endpoint.TransitionsFrom.CollectionChanged += MemberTransitionsCollectionChangedHandler;
foreach (ObjectModel.ITransition transition in endpoint.TransitionsFrom)
{
if (transition.SourceState != null && transition.DestinationState != null)
{
ObjectModel.LayerPosition layerPosition = transition.DestinationState.LayerPositions.Where(lp => lp.Layer == Layer).FirstOrDefault();
if (Members.Contains(transition.SourceState) &&
this != transition.DestinationState &&
(layerPosition == null || layerPosition.GroupStatus != LayerPosition.GroupStatuses.Explicit))
{
Transition groupTransition = TransitionsFrom.FirstOrDefault(t => t.SourceState == this && t.DestinationState == transition.DestinationState && t.TriggerEvent == transition.TriggerEvent) as Transition;
if (groupTransition == null)
{
groupTransition = new Transition(Controller, this, transition.DestinationState, transition.TriggerEvent);
MembershipChanged?.Invoke(this, new MembershipChangeArgument(MembershipChangeAction.AddTransition, groupTransition));
}
groupTransition.IsValid = true;
}
}
}
endpoint.TransitionsTo.CollectionChanged += MemberTransitionsCollectionChangedHandler;
foreach (ObjectModel.ITransition transition in endpoint.TransitionsTo)
{
if (transition.SourceState != null && transition.DestinationState != null)
{
ObjectModel.LayerPosition layerPosition = transition.SourceState.LayerPositions.Where(lp => lp.Layer == Layer).FirstOrDefault();
if (Members.Contains(transition.DestinationState) &&
this != transition.SourceState &&
(layerPosition == null || layerPosition.GroupStatus != LayerPosition.GroupStatuses.Explicit))
{
Transition groupTransition = TransitionsTo.FirstOrDefault(t => t.SourceState == transition.SourceState && t.DestinationState == this && t.TriggerEvent == transition.TriggerEvent) as Transition;
if (groupTransition == null)
{
groupTransition = new Transition(Controller, transition.SourceState, this, transition.TriggerEvent);
MembershipChanged?.Invoke(this, new MembershipChangeArgument(MembershipChangeAction.AddTransition, groupTransition));
}
groupTransition.IsValid = true;
}
}
}
}
internal MembershipChangeArgument(MembershipChangeAction action, ObjectModel.ITransition transition)
{
Action = action;
Endpoint = null;
Transition = transition;
}
internal MembershipChangeArgument(MembershipChangeAction action, ObjectModel.ITransitionEndpoint endpoint)
{
Action = action;
Endpoint = endpoint;
Transition = null;
}
internal DeleteLayerMemberRecord(ViewModel.ViewModelController controller, ObjectModel.LayerPosition layerPosition, ObjectModel.ITransitionEndpoint member) : base(ActionTypes.RemoveLayerMember, controller, layerPosition)
{
LayerId = layerPosition.LayerId;
MemberId = member.Id;
#if DEBUGUNDOREDO
Debug.WriteLine($@">>> DeleteLayerMemberRecord.DeleteLayerMemberRecord: Created {UnitDescription} record, ID: {Id}, LayerId:{LayerId}, NewMemberId: {MemberId}");
#endif
}
