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javax.swing.tree
Interface TreeNode

All Known Subinterfaces:

MutableTreeNode

All Known Implementing Classes:

DefaultMutableTreeNode

public interface TreeNode

Defines the requirements for an object that can be used as a tree node in a JTree.

For further information and examples of using tree nodes, see How to Use Tree Nodes in The Java Tutorial.

Method Summary

java.util.Enumeration	children() Returns the children of the receiver as an Enumeration.
boolean	getAllowsChildren() Returns true if the receiver allows children.
TreeNode	getChildAt(int childIndex) Returns the child TreeNode at index childIndex.
int	getChildCount() Returns the number of children TreeNodes the receiver contains.
int	getIndex(TreeNode node) Returns the index of node in the receivers children.
TreeNode	getParent() Returns the parent TreeNode of the receiver.
boolean	isLeaf() Returns true if the receiver is a leaf.

Method Detail

getChildAt

public TreeNode getChildAt(int childIndex)

Returns the child TreeNode at index childIndex.

getChildCount

public int getChildCount()

Returns the number of children TreeNodes the receiver contains.

getParent

public TreeNode getParent()

Returns the parent TreeNode of the receiver.

getIndex

public int getIndex(TreeNode node)

Returns the index of node in the receivers children. If the receiver does not contain node, -1 will be returned.

getAllowsChildren

public boolean getAllowsChildren()

Returns true if the receiver allows children.

isLeaf

public boolean isLeaf()

Returns true if the receiver is a leaf.

children

public java.util.Enumeration children()

Returns the children of the receiver as an Enumeration.