com.alee.laf.tree
Class UniqueNode

java.lang.Object
  javax.swing.tree.DefaultMutableTreeNode
      com.alee.laf.tree.UniqueNode

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, javax.swing.tree.MutableTreeNode, javax.swing.tree.TreeNode

Direct Known Subclasses:

AsyncUniqueNode

public class UniqueNode
extends javax.swing.tree.DefaultMutableTreeNode
implements java.io.Serializable

This class provides a custom node with a specific ID. This node is used in various WebLookAndFeel tree components to properly save selections and expansion states. This node might also be used for some advanced cases like asynchronous tree.

Author:

Mikle Garin

See Also:

Serialized Form

Field Summary

protected java.lang.String	id Unique node ID.
protected static java.lang.String	ID_PREFIX Prefix for node ID.

Fields inherited from class javax.swing.tree.DefaultMutableTreeNode

allowsChildren, children, EMPTY_ENUMERATION, parent, userObject

Constructor Summary

UniqueNode()
Costructs a simple node.

UniqueNode(java.lang.Object userObject)
Costructs a node with a specified user object.

Method Summary

java.lang.String	getId() Returns node ID and creates it if it doesn't exist.
UniqueNode	getParent()
javax.swing.tree.TreePath	getTreePath() Returns TreePath for this node.
protected void	setId() Changes node ID to new random ID.
void	setId(java.lang.String id) Changes node ID.
java.lang.String	toString() Returns text node representation.

Methods inherited from class javax.swing.tree.DefaultMutableTreeNode

add, breadthFirstEnumeration, children, clone, depthFirstEnumeration, getAllowsChildren, getChildAfter, getChildAt, getChildBefore, getChildCount, getDepth, getFirstChild, getFirstLeaf, getIndex, getLastChild, getLastLeaf, getLeafCount, getLevel, getNextLeaf, getNextNode, getNextSibling, getPath, getPathToRoot, getPreviousLeaf, getPreviousNode, getPreviousSibling, getRoot, getSharedAncestor, getSiblingCount, getUserObject, getUserObjectPath, insert, isLeaf, isNodeAncestor, isNodeChild, isNodeDescendant, isNodeRelated, isNodeSibling, isRoot, pathFromAncestorEnumeration, postorderEnumeration, preorderEnumeration, remove, remove, removeAllChildren, removeFromParent, setAllowsChildren, setParent, setUserObject

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

ID_PREFIX

protected static final java.lang.String ID_PREFIX

Prefix for node ID.

See Also:

Constant Field Values

id

protected java.lang.String id

Unique node ID.

Constructor Detail

UniqueNode

public UniqueNode()

Costructs a simple node.

UniqueNode

public UniqueNode(java.lang.Object userObject)

Costructs a node with a specified user object.

Parameters:

userObject - custom user object

Method Detail

getId

public java.lang.String getId()

Returns node ID and creates it if it doesn't exist.

Returns:

node ID

setId

public void setId(java.lang.String id)

Changes node ID.

Parameters:

id - new node ID

setId

protected void setId()

Changes node ID to new random ID.

getParent

public UniqueNode getParent()

Specified by:

getParent in interface javax.swing.tree.TreeNode

Overrides:

getParent in class javax.swing.tree.DefaultMutableTreeNode

getTreePath

public javax.swing.tree.TreePath getTreePath()

Returns TreePath for this node.

Returns:

TreePath for this node

toString

public java.lang.String toString()

Returns text node representation.

Overrides:

toString in class javax.swing.tree.DefaultMutableTreeNode

Returns:

text node representation