private static IEnumerable<StateWrapper> GetStateWrappers(List<Dialog> dialogs, State state) { return from d in dialogs from s in d.States where s.State == state select s; }
private IEnumerable<State> GetPredecessors(State state, bool includeSelf) { foreach (State predecessor in state.Predecessors) { if (!RemovedTransitions.Contains(Transition.GetLink(predecessor, state))) { if (includeSelf || predecessor != state) yield return predecessor; } } }
private IEnumerable<State> GetPredecessors(State state) { return GetPredecessors(state, false); }
private IEnumerable<StateWrapper> GetStateWrappers(State state) { return ( from d in Dialogs from s in d.States where s.State == state select s ); }
private void CreateTransitions(IEnumerable<State> predecessors, State state) { Transition transition; foreach (State predecessor in predecessors) { transition = Transition.GetLink(predecessor, state); foreach (StateWrapper sw in GetStateWrappers(predecessor).ToList()) TransitionCreated = sw.AddTransition(transition.Key, state, transition.Order) || TransitionCreated; } }
private void CreateDialog(State state) { if (Dialogs.Where(d => d.Initial == state).FirstOrDefault() == null) Dialogs.Add(new Dialog(state)); }
public Dialog(State initial) { Initial = initial; AddState(new StateWrapper(initial, this)); }
private static void WriteChildElements(DslModeling::SerializationContext serializationContext, State element, global::System.Xml.XmlWriter writer) { // Transition global::System.Collections.ObjectModel.ReadOnlyCollection<Transition> allTransitionInstances = Transition.GetLinksToSuccessors(element); if (!serializationContext.Result.Failed && allTransitionInstances.Count > 0) { writer.WriteStartElement("successors"); foreach (Transition eachTransitionInstance in allTransitionInstances) { if (serializationContext.Result.Failed) break; DslModeling::DomainClassXmlSerializer relSerializer = serializationContext.Directory.GetSerializer(eachTransitionInstance.GetDomainClass().Id); global::System.Diagnostics.Debug.Assert(relSerializer != null, "Cannot find serializer for " + eachTransitionInstance.GetDomainClass().Name + "!"); relSerializer.Write(serializationContext, eachTransitionInstance, writer); } writer.WriteEndElement(); } }
private static IEnumerable<StateWrapper> GetStateWrappersCanNavigateTo(List<Dialog> dialogs, State state, State successor) { return from sw in GetStateWrappers(dialogs, state) where sw.CanNavigateTo(successor, Transition.GetLink(state, successor).Key) select sw; }
private static void ReadTransitionInstances(DslModeling::SerializationContext serializationContext, State element, global::System.Xml.XmlReader reader) { while (!serializationContext.Result.Failed && !reader.EOF && reader.NodeType == global::System.Xml.XmlNodeType.Element) { DslModeling::DomainClassXmlSerializer newTransitionSerializer = serializationContext.Directory.GetSerializer(Transition.DomainClassId); global::System.Diagnostics.Debug.Assert(newTransitionSerializer != null, "Cannot find serializer for Transition!"); Transition newTransition = newTransitionSerializer.TryCreateInstance (serializationContext, reader, element.Partition) as Transition; if (newTransition != null) { DslModeling::DomainRoleInfo.SetRolePlayer (newTransition, Transition.PredecessorDomainRoleId, element); DslModeling::DomainClassXmlSerializer targetSerializer = serializationContext.Directory.GetSerializer (newTransition.GetDomainClass().Id); global::System.Diagnostics.Debug.Assert (targetSerializer != null, "Cannot find serializer for " + newTransition.GetDomainClass().Name + "!"); targetSerializer.Read(serializationContext, newTransition, reader); } else { // Maybe the relationship is serialized in short-form by mistake. DslModeling::DomainClassXmlSerializer newStateMonikerOfTransitionSerializer = serializationContext.Directory.GetSerializer(State.DomainClassId); global::System.Diagnostics.Debug.Assert(newStateMonikerOfTransitionSerializer != null, "Cannot find serializer for State!"); DslModeling::Moniker newStateMonikerOfTransition = newStateMonikerOfTransitionSerializer.TryCreateMonikerInstance(serializationContext, reader, element, Transition.DomainClassId, element.Partition); if (newStateMonikerOfTransition != null) { NavigationLanguageSerializationBehaviorSerializationMessages.ExpectingFullFormRelationship(serializationContext, reader, typeof(Transition)); new Transition(element.Partition, new DslModeling::RoleAssignment(Transition.PredecessorDomainRoleId, element), new DslModeling::RoleAssignment(Transition.SuccessorDomainRoleId, newStateMonikerOfTransition)); DslModeling::SerializationUtilities.Skip(reader); // Moniker contains no child XML elements, so just skip. } else { // Unknown element, skip. DslModeling::SerializationUtilities.Skip(reader); } } } }
/// <summary> /// This method deserializes all child model elements. /// </summary> /// <remarks> /// The caller will position the reader at the open tag of the first child XML element to deserialized. /// This method will read as many child elements as it can. It returns under three circumstances: /// 1) When an unknown child XML element is encountered. In this case, this method will position the reader at the /// open tag of the unknown element. This implies that if the first child XML element is unknown, this method /// should return immediately and do nothing. /// 2) When all child XML elemnets are read. In this case, the reader will be positioned at the end tag of the parent element. /// 3) EOF. /// </remarks> /// <param name="serializationContext">Serialization context.</param> /// <param name="reader">XmlReader to read serialized data from.</param> /// <param name="element">In-memory State instance that will get the deserialized data.</param> private static void ReadChildElements(DslModeling::SerializationContext serializationContext, State element, global::System.Xml.XmlReader reader) { if (!serializationContext.Result.Failed && !reader.EOF && reader.NodeType == global::System.Xml.XmlNodeType.Element) { if (string.Compare(reader.LocalName, "successors", global::System.StringComparison.CurrentCulture) == 0) { if (reader.IsEmptyElement) { // No instance of this relationship, just skip DslModeling::SerializationUtilities.Skip(reader); } else { DslModeling::SerializationUtilities.SkipToFirstChild(reader); // Skip the open tag of <successors> ReadTransitionInstances(serializationContext, element, reader); DslModeling::SerializationUtilities.Skip(reader); // Skip the close tag of </successors> } } } }
public bool CanNavigateTo(State state, string key) { return Transitions.Where(t => t.To.State == state && (key != null ? t.Key == key : true)).FirstOrDefault() != null; }
public bool AddTransition(string key, State to, int order) { if (!CanNavigateTo(to, null)) { Transitions.Add(new TransitionWrapper(key, Parent.AddState(new StateWrapper(to, Parent)), this, order)); return true; } return false; }
public StateWrapper(State state, Dialog parent) { State = state; Parent = parent; Route = state.Route; }