javax.swing

Class JTree.DynamicUtilTreeNode

java.lang.Object

javax.swing.tree.DefaultMutableTreeNode

javax.swing.JTree.DynamicUtilTreeNode

All Implemented Interfaces:

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

Enclosing class:

JTree

public static class JTree.DynamicUtilTreeNode
extends javax.swing.tree.DefaultMutableTreeNode

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected java.lang.Object	childValue
protected boolean	hasChildren Currently not set or used by this class.
protected boolean	loadedChildren

Fields inherited from class javax.swing.tree.DefaultMutableTreeNode

allowsChildren, children, EMPTY_ENUMERATION, parent, userObject

Constructor Summary

Constructors

Constructor and Description
JTree.DynamicUtilTreeNode(java.lang.Object value, java.lang.Object children)

Method Summary

Methods

Modifier and Type	Method and Description
java.util.Enumeration	children() Returns an enumeration containing all children of this node.
static void	createChildren(javax.swing.tree.DefaultMutableTreeNode parent, java.lang.Object children)
javax.swing.tree.TreeNode	getChildAt(int pos) Returns the child node at position pos.
int	getChildCount() Returns the number of children of this node.
boolean	isLeaf() Returns true if this tree node is a lead node (that is, it has no children), and false.
protected void	loadChildren()

Methods inherited from class javax.swing.tree.DefaultMutableTreeNode

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

Methods inherited from class java.lang.Object

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

Field Detail

childValue

protected java.lang.Object childValue

loadedChildren

protected boolean loadedChildren

hasChildren

protected boolean hasChildren

Currently not set or used by this class. It might be set and used in later versions of this class.

Constructor Detail

JTree.DynamicUtilTreeNode

public JTree.DynamicUtilTreeNode(java.lang.Object value,
                         java.lang.Object children)

Method Detail

getChildCount

public int getChildCount()

Description copied from class: javax.swing.tree.DefaultMutableTreeNode

Returns the number of children of this node.

Specified by:

getChildCount in interface javax.swing.tree.TreeNode

Overrides:

getChildCount in class javax.swing.tree.DefaultMutableTreeNode

Returns:

the number of children

loadChildren

protected void loadChildren()

children

public java.util.Enumeration children()

Description copied from class: javax.swing.tree.DefaultMutableTreeNode

Returns an enumeration containing all children of this node. EMPTY_ENUMERATION is returned if this node has no children.

Specified by:

children in interface javax.swing.tree.TreeNode

Overrides:

children in class javax.swing.tree.DefaultMutableTreeNode

Returns:

an enumeration of tree nodes

getChildAt

public javax.swing.tree.TreeNode getChildAt(int pos)

Returns the child node at position pos. Subclassed here to load the children if necessary.

Specified by:

getChildAt in interface javax.swing.tree.TreeNode

Overrides:

getChildAt in class javax.swing.tree.DefaultMutableTreeNode

Parameters:

pos - the position of the child node to fetch

Returns:

the childnode at the specified position

isLeaf

public boolean isLeaf()

Description copied from class: javax.swing.tree.DefaultMutableTreeNode

Returns true if this tree node is a lead node (that is, it has no children), and false.

Specified by:

isLeaf in interface javax.swing.tree.TreeNode

Overrides:

isLeaf in class javax.swing.tree.DefaultMutableTreeNode

Returns:

A boolean.

createChildren

public static void createChildren(javax.swing.tree.DefaultMutableTreeNode parent,
                  java.lang.Object children)