Node

public sealed class Node

Represents a single node in an undo history. A node contains an undo record, as well as parent/child relationships with adjacent nodes.

Properties

Children

public IEnumerable<Node> Children { get; }

Enumerate over all existing child nodes, starting with the youngest one.

Depth

public int Depth { get; }

Gets the number of steps between this node and the Root.

IsRoot

public bool IsRoot { get; }

Gets whether this node is a root node.

Parent

public Node Parent { get; }

Gets the parent node, if any.

ParentIfNotRoot

public Node ParentIfNotRoot { get; }

Gets the parent node, provided the parent isn't a root node.

PrimaryChild

public Node PrimaryChild { get; }

Gets the primary child, if defined.

Record

public Record Record { get; }

Gets the undo record contained in this node.

SecondaryChildren

public IEnumerable<Node> SecondaryChildren { get; }

Enumerate over all secondary children.

Methods

AllDescendants

public Node[] AllDescendants()

Find all descendants of this node.

IndexOf

public int IndexOf(Node node)

Gets the index of a specific node within the child list.

Parameters:

node (Node)

IndexOf

public int IndexOf(Record record)

Gets the index of a specific record within the child list.

Parameters:

record (Record)

IsDescendantNode

public bool IsDescendantNode(Node node)

Gets whether the specified node is a descendant of this node.

Parameters:

node (Node)

IsPrimaryNode

public bool IsPrimaryNode(Node node)

Gets whether the specified node is a primary child node of this node.

Parameters:

node (Node)

IsSecondaryNode

public bool IsSecondaryNode(Node node)

Gets whether the specified node is a secondary child node of this node.

Parameters:

node (Node)

ToString

public override string ToString()

Overrides: Object.ToString