The following tables list the members exposed by GraphLinksModel<NodeType,NodeKey,PortKey,LinkType>.
Public Constructors
| Name | Description | |
|---|---|---|
 | GraphLinksModel<NodeType,NodeKey,PortKey,LinkType> Constructor | The default constructor produces an empty model. |
Public Properties
| Name | Description | |
|---|---|---|
 | DataFormat | Gets or sets the format of this model's data. (Inherited from Northwoods.GoXam.Model.DiagramModel) |
| GroupNodePath | Gets or sets a property path that that specifies how to get the key for "container" or group node data of a node data object. |
| HasUndoManager | Gets or sets a flag that enables or disables support for undo and redo. (Inherited from Northwoods.GoXam.Model.DiagramModel) |
| IsChangingModel | This 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) |
| IsInTransaction | This property is true after a StartTransaction and before a corresponding CommitTransaction or RollbackTransaction. (Inherited from Northwoods.GoXam.Model.DiagramModel) |
| IsModified | Gets or sets whether this model is considered changed from an earlier state. (Inherited from Northwoods.GoXam.Model.DiagramModel) |
| LinkCategoryPath | Gets or sets a property path that that specifies how to find the category of a link data. |
| LinkFromParameterPath | Gets or sets a property path that that specifies how to get optional "port" parameter information for the "from" node data of a link data object. |
| LinkFromPath | Gets or sets a property path that that specifies how to get the key for the "from" node data of a link data object. |
| LinkLabelNodePath | Gets or sets a property path that that specifies how to get the key for the "label" node data of a link data object. |
| LinksSource | Gets or sets the collection of link data items for the model. |
| LinkToParameterPath | Gets or sets a property path that that specifies how to get optional "port" parameter information for the "to" node data of a link data object. |
| LinkToPath | Gets or sets a property path that that specifies how to get the key for the "to" node data of a link data object. |
| MemberNodesPath | Gets or sets a property path that that specifies how to get a list of keys for the "member" nodes of a group node data object. |
| Modifiable | Gets or sets whether various model-changing methods are enabled. (Inherited from Northwoods.GoXam.Model.DiagramModel) |
| Name | A name for this model. (Inherited from Northwoods.GoXam.Model.DiagramModel) |
| NodeCategoryPath | Gets or sets a property path that that specifies how to find the category of a node data. |
| NodeIsGroupPath | Gets or sets a property path that that specifies how to find out whether a node data is also a "container" group. |
| NodeIsLinkLabelPath | Gets or sets a property path that that specifies how to find out whether a node data is also a "label" for a link data. |
| NodeKeyIsNodeData | Gets or sets whether all node data are also their own keys. |
| NodeKeyPath | Gets or sets a property path that that specifies how to get the key for node data. |
| NodeKeyReferenceAutoInserts | Gets or sets whether a NodeKey reference, when NodeKeyIsNodeData is true, automatically inserts the node into NodesSource. |
| NodesSource | Gets or sets the collection of node data items for the model. |
| SkipsUndoManager | Gets or sets a flag that tells OnChanged whether it should notify any UndoManager that a change has occurred. (Inherited from Northwoods.GoXam.Model.DiagramModel) |
| UndoManager | Gets or sets the UndoManager for this model. (Inherited from Northwoods.GoXam.Model.DiagramModel) |
| ValidCycle | Specify what kinds of graphs this model allows. |
| ValidUnconnectedLinks | Gets or sets whether each link data must have both ends refer to node data. |
Protected Properties
| Name | Description | |
|---|---|---|
 | Initializing | Gets or sets whether the model is being constructed or re-constructed. (Inherited from Northwoods.GoXam.Model.DiagramModel) |
Public Methods
| Name | Description | |
|---|---|---|
 | AddCollectionCopy | Copy existing node and link data and add to this model. |
| AddLink | Overloaded. Add a link data to LinksSource. |
| AddLinkCopy | Add a copy of a link data to this model. |
| AddMemberNodeKey | Add a "member" node data's key value to a node data's list of "members". |
| AddNode | Add a node data to NodesSource. |
| AddNodeCopy | Add a copy of a node data to this model. |
| ChangeModel | 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) |
| ClearUnresolvedReferences | Forget all unresolved delayed or forward references. |
| CommitTransaction | Call the UndoManager's CommitTransaction method. (Inherited from Northwoods.GoXam.Model.DiagramModel) |
| CreateCopyDictionary | Create an ICopyDictionary initialized for this model. |
| CreateDataCollection | Create an empty IDataCollection for this model. |
| CreateInitializedCopy | Make a copy of this model, without sharing the NodesSource or LinksSource collections. |
| DoGroupNodeChanged | This should be called when a node data's membership in a group may have changed. |
| DoLinkAdded | This should be called when a link data object is added to the LinksSource collection. |
| DoLinkCategoryChanged | This should be called when a link data's category value may have changed. |
| DoLinkLabelChanged | This should be called when a link data's label node may have changed. |
| DoLinkPortsChanged | This should be called when a link data's connected node or port, either "from" or "to", may have changed. |
| DoLinkRemoved | This should be called when a link data object is removed from the LinksSource collection. |
| DoMemberNodeKeyAdded | This should be called when a "member" node data key has been added to the collection of "member" node keys. |
| DoMemberNodeKeyRemoved | This should be called when a "member" node data key has been removed from the collection of "member" node keys. |
| DoMemberNodeKeysChanged | This should be called when a node data's list of "member" nodes has been replaced. |
| DoNodeAdded | This should be called when a node data object is added to the NodesSource collection. |
| DoNodeCategoryChanged | This should be called when a node data's category value may have changed. |
| DoNodeKeyChanged | This should be called when a node data's key value may have changed. |
| DoNodeRemoved | This should be called when a node data object is removed from the NodesSource collection. |
| FindNodeByKey | Given a key, find the node data with that key. |
| GetCategoryForLink | This method gets the category of a link. |
| GetCategoryForNode | This method gets the category of a node. |
| GetConnectedNodesForNode | Overloaded. Return a sequence of node data that are directly connected to a given node, in either direction. |
| GetFromLinksForNode | Return a sequence of link data that are connnected at a given node data, only going into the given node. |
| GetFromNodeForLink | Return the "from" node data at which a link data is connected. |
| GetFromNodesForNode | Overloaded. Return a sequence of node data that are directly connected by links going into a given node. |
| GetFromParameterForLink | Return additional "port" information for the "from" end of a link data. |
| GetGroupForLink | Return a container node data for a given link data, if the link belongs to a group. |
| GetGroupForNode | Return the container group node data for a given node data, if there is one. |
| GetHasLabeledLinkForNode | This predicate is true for a node data if it is associated with a link data as its "label". |
| GetHasLabelNodeForLink | This predicate is true if the given link data has a "label" node. |
| GetIsGroupForNode | This predicate is true if a given node data may be a group (i.e. a container) of other nodes. |
| GetIsLinkLabelForNode | This predicate is true if the given node data may be used as a "label" for a link. |
| GetLabeledLinkForNode | Get the link data that refers to a given node data as its "label". |
| GetLabelNodeForLink | Get the "label" node data for a link data, if any. |
| GetLinksBetweenNodes | Return a sequence of all link data that go from one node to another, possibly restricted to certain "ports". |
| GetLinksForNode | Overloaded. Return a sequence of link data that are connnected at a given node data, in either direction. |
| GetMemberLinksForGroup | Return a sequence of link data that are contained by a given node data. |
| GetMemberNodesForGroup | Return a sequence of node data that are immediate members of a given node data. |
| GetNodeType | Return the NodeType. |
| GetToLinksForNode | Return a sequence of link data that are connnected at a given node data, only coming out of the given node. |
| GetToNodeForLink | Return the "to" node data at which a link data is connected. |
| GetToNodesForNode | Overloaded. Return a sequence of node data that are directly connected by links coming out from a given node. |
| GetToParameterForLink | Return additional "port" information for the "to" end of a link data. |
| IsLinkData | This predicate is true if the argument is a link data in this model. |
| IsLinked | This predicate is true if there is a link from one node data/port to another one. |
| IsLinkType | Return the LinkType. |
| IsLinkValid | This predicate is true if adding a link between two nodes/ports would result in a valid graph. |
| IsMember | This predicate is true if the membernodedata is a member of the groupnodedata container group. |
| IsMemberValid | This predicate is true if adding membernodedata to a group node (groupnodedata) would result in an invalid graph. |
| IsNodeData | This predicate is true if the argument is a node data in this model. |
| IsNodeType | This predicate is true when the argument is an instance of NodeType. |
| IsRelinkValid | This predicate is true if replacing a link between two nodes/ports would result in a valid graph. |
| Load | Overloaded. Given a Linq for XML XContainer holding node and link data, replace this model's
NodesSource and LinksSource collections with collections
of new node data and new link data. |
| RaiseChanged | Raise a Changed event, given a ModelChangedEventArgs. (Inherited from Northwoods.GoXam.Model.DiagramModel) |
| RaisePropertyChanged | Overloaded. Raise a Changed event, given before and after values for a particular property. (Inherited from Northwoods.GoXam.Model.DiagramModel) |
| RemoveLink | Overloaded. Remove a link data from LinksSource. |
| RemoveMemberNodeKey | Remove a child node data's key value from a group node data's list of "member" key values. |
| RemoveNode | Remove a node data from NodesSource. |
| ResolveAllReferences | Cause ResolveNodeKey to be called on each known delayed or forward node reference. |
| RollbackTransaction | Call the UndoManager's RollbackTransaction method. (Inherited from Northwoods.GoXam.Model.DiagramModel) |
| Save<NodeDataType,LinkDataType> | Generate a Linq for XML XElement holding all of the node and link data. |
| SetGroupNodeKey | Change a node data so that it refers to a different container group node data, by node key. |
| SetLinkFromPort | Change a link data so that it refers to a different "from" node data and associated port information. |
| SetLinkLabelKey | Change a link data so that it refers to a different "label" node data. |
| SetLinkToPort | Change a link data so that it refers to a different "to" node data and associated port information. |
| SetMemberNodeKeys | Replace a node data's list of "member" key values. |
| StartTransaction | Call the UndoManager's StartTransaction method. (Inherited from Northwoods.GoXam.Model.DiagramModel) |
Protected Methods
| Name | Description | |
|---|---|---|
 | AugmentCopyCollection | Override this method to add more (related) data to be copied. |
| AugmentCopyDictionary | Override this method to avoid copying some data, or to change how copied references are resolved. |
| ChangeDataValue | Overridden. This is called during undo or redo to effect state changes to model data. |
| ChangeModelValue | Overridden. This is called during undo or redo to effect state changes to this model. |
| CheckLinkValid | This predicate is true if adding a link between two nodes/ports would result in a validly structured graph. |
| CheckMemberValid | This predicate is true if adding a node to a group node would result in an invalid graph. |
| CopyLink1 | This is the first pass of copying link data, responsible for constructing a copy and copying most of its properties. |
| CopyLink2 | This is the second pass of copying link data, responsible for fixing up references to other objects. |
| CopyNode1 | This is the first pass of copying node data, responsible for constructing a copy and copying most of its properties. |
| CopyNode2 | This is the second pass of copying node data, responsible for fixing up references to other objects. |
| DeleteLink | Overloaded. This method actually implements the removal of a link data from the LinksSource collection. |
| DeleteMemberNodeKey | This method actually implements the modification of a node data so that it's collection of children node data does not include a given memberkey. |
| DeleteNode | This method actually implements the removal of a node data from the NodesSource collection. |
| FindCategoryForLink | Find the category of a link data. |
| FindCategoryForNode | Find the category of a node data. |
| FindFromNodeKeyForLink | Find the "from" node key for a given link data. |
| FindFromParameterForLink | Find additional information about the "from" node connection for a given link data. |
| FindGroupKeyForNode | Find containing group node key for a given node data, if any. |
| FindIsGroupForNode | Find whether a node data is a group or container of other nodes. |
| FindIsLinkLabelForNode | Find whether a node data is a "label" for a link data. |
| FindKeyForNode | Find the key for node data. |
| FindLabelNodeKeyForLink | Find the "label" node key for a given link data, if any. |
| FindMemberNodeKeysForNode | Find the list of keys of the children nodes for a node data object. |
| FindToNodeKeyForLink | Find the "to" node key for a given link data. |
| FindToParameterForLink | Find additional information about the "to" node connection for a given link data. |
| HandleLinkPropertyChanged | This is the System.ComponentModel.INotifyPropertyChanged event handler for link data. |
| HandleNodePropertyChanged | This is the System.ComponentModel.INotifyPropertyChanged event handler for node data. |
| InsertLink | Overloaded. This method actually implements the addition of a link data to the LinksSource collection. |
| InsertMemberNodeKey | This method actually implements the modification of a node data so that it's collection of member node data includes a given memberkey. |
| InsertNode | This method actually implements the addition of a node data to the NodesSource collection. |
| IsEqualPortParameters | This predicate compares two PortKey values and returns true if they are "equal". |
| MakeNodeKeyUnique | This method is called when a duplicate key has been found. |
| ModifyGroupNodeKey | This method actually implements the modification of a node data so that its reference to a containing group node data (if any) is the given groupkey. |
| ModifyLinkFromPort | This method actually implements the modification of a link data to change the reference to the "from" node data and the link's "from" port information. |
| ModifyLinkLabelKey | This method actually implements the modification of a link data to change the reference to the "label" node data. |
| ModifyLinkToPort | This method actually implements the modification of a link data to change the reference to the "to" node data and the link's "to" port information. |
| ModifyMemberNodeKeys | This method actually implements the replacement of a group node data's collection of member node keys. |
| OnChanged | Raises the Changed event. (Inherited from Northwoods.GoXam.Model.DiagramModel) |
| Reinitialize | Reset the fields that should not be shared from a copy created by System.Object.MemberwiseClone. (Inherited from Northwoods.GoXam.Model.DiagramModel) |
| ResolveNodeKey | This is called repeatedly by ResolveAllReferences, once for each known delayed or forward node reference. |
Public Events
| Name | Description | |
|---|---|---|
 | Changed | The Changed event is raised whenever the model is modified. (Inherited from Northwoods.GoXam.Model.DiagramModel) |