Northwoods.GoWPF 2.2.4 Assembly
TreeModel<NodeType,NodeKey> Class Members
Properties  Methods  Events


The following tables list the members exposed by TreeModel<NodeType,NodeKey>.

Public Constructors
 NameDescription
Public ConstructorTreeModel<NodeType,NodeKey> Constructor The default constructor produces an empty model.  
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Public Properties
 NameDescription
Public PropertyChildNodesPath Gets or sets a property path that that specifies how to get a list of keys for the "children" nodes of a node data object.  
Public PropertyDataFormat Gets or sets the format of this model's data. (Inherited from Northwoods.GoXam.Model.DiagramModel)
Public PropertyHasUndoManager Gets or sets a flag that enables or disables support for undo and redo. (Inherited from Northwoods.GoXam.Model.DiagramModel)
Public PropertyIsChangingModelThis property is true during a call to ChangeModel, indicating a change happening due to an undo or a redo. (Inherited from Northwoods.GoXam.Model.DiagramModel)
Public PropertyIsInTransactionThis property is true after a StartTransaction and before a corresponding CommitTransaction or RollbackTransaction. (Inherited from Northwoods.GoXam.Model.DiagramModel)
Public PropertyIsModified Gets or sets whether this model is considered changed from an earlier state. (Inherited from Northwoods.GoXam.Model.DiagramModel)
Public PropertyModifiable Gets or sets whether various model-changing methods are enabled. (Inherited from Northwoods.GoXam.Model.DiagramModel)
Public PropertyName A name for this model. (Inherited from Northwoods.GoXam.Model.DiagramModel)
Public PropertyNodeCategoryPath Gets or sets a property path that that specifies how to find the category of a node data.  
Public PropertyNodeKeyIsNodeData Gets or sets whether all node data are also their own keys.  
Public PropertyNodeKeyPath Gets or sets a property path that that specifies how to get the key for node data.  
Public PropertyNodeKeyReferenceAutoInsertsGets or sets whether a NodeKey reference, when NodeKeyIsNodeData is true, automatically inserts the node into NodesSource.  
Public PropertyNodesSource Gets or sets the collection of node data items for the model.  
Public PropertyParentNodePath Gets or sets a property path that that specifies how to get the key for "parent" node data of a node data object.  
Public PropertySkipsUndoManagerGets or sets a flag that tells OnChanged whether it should notify any UndoManager that a change has occurred. (Inherited from Northwoods.GoXam.Model.DiagramModel)
Public PropertyUndoManagerGets or sets the UndoManager for this model. (Inherited from Northwoods.GoXam.Model.DiagramModel)
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Protected Properties
 NameDescription
Protected PropertyInitializing Gets or sets whether the model is being constructed or re-constructed. (Inherited from Northwoods.GoXam.Model.DiagramModel)
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Public Methods
 NameDescription
Public MethodAddChildNodeKey Add a "child" node data's key value to a node data's list of "children".  
Public MethodAddCollectionCopy Copy existing node data and add to this model.  
Public MethodAddLink Create a link between two nodes.  
Public MethodAddNodeAdd a node data to NodesSource.  
Public MethodAddNodeCopy Add a copy of a node data to this model.  
Public MethodChangeModel This is called during an Undo or a Redo to actually make state changes to this model or to this model's data. (Inherited from Northwoods.GoXam.Model.DiagramModel)
Public MethodClearUnresolvedReferences Forget all unresolved delayed or forward references.  
Public MethodCommitTransaction Call the UndoManager's CommitTransaction method. (Inherited from Northwoods.GoXam.Model.DiagramModel)
Public MethodCreateCopyDictionaryCreate an ICopyDictionary initialized for this model.  
Public MethodCreateDataCollectionCreate an empty IDataCollection for this model.  
Public MethodCreateInitializedCopyMake a copy of this model, without sharing the NodesSource collection.  
Public MethodDoChildNodeKeyAdded This should be called when a child node data has been added to the collection of child nodes.  
Public MethodDoChildNodeKeyRemoved This should be called when a child node data has been removed from the collection of child nodes.  
Public MethodDoChildNodeKeysChanged This should be called when a node data's list of children nodes may have changed.  
Public MethodDoNodeAddedThis should be called when a node data object is added to the NodesSource collection.  
Public MethodDoNodeCategoryChanged This should be called when a node data's category value may have changed.  
Public MethodDoNodeKeyChanged This should be called when a node data's key value may have changed.  
Public MethodDoNodeRemovedThis should be called when a node data object is removed from the NodesSource collection.  
Public MethodDoParentNodeChanged This should be called when a node data's tree parent may have changed.  
Public MethodFindNodeByKey Given a key, find the node data with that key.  
Public MethodGetCategoryForNode This method gets the category of a node.  
Public MethodGetChildrenForNode Return a sequence of node data that are immediate children of a given node.  
Public MethodGetConnectedNodesForNode Return a sequence of node data that are directly connected to a given node, in either direction.  
Public MethodGetFromNodesForNode Return a sequence of node data that are directly connected by links going into a given node.  
Public MethodGetNodeTypeReturn the NodeType.  
Public MethodGetParentForNode Return a parent node data for a given node data, if there is one.  
Public MethodGetToNodesForNode Return a sequence of node data that are directly connected by links coming out from a given node.  
Public MethodIsLinked This predicate is true if there is a link from one node data to another one.  
Public MethodIsLinkValid This predicate is true if adding a link between two nodes would result in a valid graph.  
Public MethodIsNodeData This predicate is true if the argument is a node data in this model.  
Public MethodIsNodeTypeThis predicate is true when the argument is an instance of NodeType.  
Public MethodIsRelinkValid This predicate is true if replacing a link between two nodes would result in a valid graph.  
Public MethodLoadOverloaded. Given a Linq for XML XContainer holding node data, replace this model's NodesSource collection with a collection of new node data.  
Public MethodRaiseChangedRaise a Changed event, given a ModelChangedEventArgs. (Inherited from Northwoods.GoXam.Model.DiagramModel)
Public MethodRaisePropertyChangedOverloaded. Raise a Changed event, given before and after values for a particular property. (Inherited from Northwoods.GoXam.Model.DiagramModel)
Public MethodRemoveChildNodeKey Remove a child node data's key value from a node data's list of "children" key values.  
Public MethodRemoveLink Remove any link between two nodes.  
Public MethodRemoveNodeRemove a node data from NodesSource.  
Public MethodResolveAllReferencesCause ResolveNodeKey to be called on each known delayed or forward node reference.  
Public MethodRollbackTransaction Call the UndoManager's RollbackTransaction method. (Inherited from Northwoods.GoXam.Model.DiagramModel)
Public MethodSave<NodeDataType>Generate a Linq for XML XElement holding all of the node data.  
Public MethodSetChildNodeKeys Replace a node data's list of "children" key values.  
Public MethodSetParentNodeKey Change a node data so that it refers to a different parent node data, by node key.  
Public MethodStartTransaction Call the UndoManager's StartTransaction method. (Inherited from Northwoods.GoXam.Model.DiagramModel)
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Protected Methods
 NameDescription
Protected MethodAugmentCopyCollection Override this method to add more (related) data to be copied.  
Protected MethodAugmentCopyDictionary Override this method to avoid copying some data, or to change how copied references are resolved.  
Protected MethodChangeDataValueOverridden.  This is called during undo or redo to effect state changes to model data.  
Protected MethodChangeModelValueOverridden.  This is called during undo or redo to effect state changes to this model.  
Protected MethodCheckLinkValid This predicate is true if adding a link between two nodes/ports would result in a valid tree-structured graph.  
Protected MethodCopyNode1 This is the first pass of copying node data, responsible for constructing a copy and copying most of its properties.  
Protected MethodCopyNode2 This is the second pass of copying node data, responsible for fixing up references to other objects.  
Protected MethodDeleteChildNodeKeyThis method actually implements the modification of a node data so that it's collection of children node data does not include a given childkey.  
Protected MethodDeleteLink This method actually implements the removal of a link between two nodes.  
Protected MethodDeleteNodeThis method actually implements the removal of a node data from the NodesSource collection.  
Protected MethodFindCategoryForNode Find the category of a node data.  
Protected MethodFindChildNodeKeysForNode Find the list of keys of the children nodes for a node data object.  
Protected MethodFindKeyForNode Find the key for node data.  
Protected MethodFindParentNodeKeyForNode Find the key of the parent node data for a node data object.  
Protected MethodHandleNodePropertyChangedThis is the System.ComponentModel.INotifyPropertyChanged event handler for node data.  
Protected MethodInsertChildNodeKeyThis method actually implements the modification of a node data so that it's collection of children node data includes a given childkey.  
Protected MethodInsertLink This method actually implements the addition of a link between two nodes.  
Protected MethodInsertNodeThis method actually implements the addition of a node data to the NodesSource collection.  
Protected MethodMakeNodeKeyUnique This method is called when a duplicate key has been found.  
Protected MethodModifyChildNodeKeys This method actually implements the replacement of a node data's collection of child node keys.  
Protected MethodModifyParentNodeKeyThis method actually implements the modification of a node data so that its reference to a parent node data (if any) is the given parentkey.  
Protected MethodOnChangedRaises the Changed event. (Inherited from Northwoods.GoXam.Model.DiagramModel)
Protected MethodReinitializeReset the fields that should not be shared from a copy created by System.Object.MemberwiseClone. (Inherited from Northwoods.GoXam.Model.DiagramModel)
Protected MethodResolveNodeKeyThis is called repeatedly by ResolveAllReferences, once for each known delayed or forward node reference.  
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Public Events
 NameDescription
Public EventChanged The Changed event is raised whenever the model is modified. (Inherited from Northwoods.GoXam.Model.DiagramModel)
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See Also

Reference

TreeModel<NodeType,NodeKey> Class
Northwoods.GoXam.Model Namespace
IDiagramModel Interface

 

 


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