uk.ac.ucl.cs.emofocl.jmibrowser
Class DAGTreeModel

java.lang.Object
  uk.ac.ucl.cs.emofocl.jmibrowser.DAGTreeModel

All Implemented Interfaces:

TreeModel

Direct Known Subclasses:

JMITreeModel

public abstract class DAGTreeModel
extends Object
implements TreeModel

Manages a tree to represent a rooted directed acyclic graph

Author:

jwskene

Constructor Summary

protected

DAGTreeModel()

Method Summary

protected int	addChild(DAGNode parent, Object child, boolean fire)
protected void	addLink(Object parent, Object child, boolean fire)
void	addTreeModelListener(TreeModelListener l)
void	fireNodesChanged(TreeModelEvent e)
void	fireNodesInserted(TreeModelEvent e)
void	fireNodesRemoved(TreeModelEvent e)
void	fireStructureChanged(TreeModelEvent e)
Object	getChild(Object parent, int index)
int	getChildCount(Object parent)
protected Object[]	getChildren(DAGNode parent)
int	getIndexOfChild(Object parent, Object child)
protected Object[][]	getPaths(Object object) Returns the set of all paths from the root
Object	getRoot()
boolean	isLeaf(Object node)
protected abstract void	nodeUnreachable(Object node) Callback when a node becomes unreachable.
protected abstract void	populateNode(DAGNode parent) This method should be overridden to find children if they are not previously known.
protected void	removeLink(Object parent, Object child)
protected int	removeNode(DAGNode node)
protected int	removeNode(DAGNode node, boolean fire)
void	removeTreeModelListener(TreeModelListener l)
protected void	setLink(Object parent, Object child)
void	setRoot(Object root)
void	valueForPathChanged(TreePath path, Object newValue)

Methods inherited from class java.lang.Object

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

Constructor Detail

DAGTreeModel

protected DAGTreeModel()

Method Detail

getRoot

public Object getRoot()

Specified by:

getRoot in interface TreeModel

See Also:

TreeModel.getRoot()

setRoot

public void setRoot(Object root)

getChildren

protected Object[] getChildren(DAGNode parent)

populateNode

protected abstract void populateNode(DAGNode parent)

This method should be overridden to find children if they are not previously known.

Parameters:

parent -

addLink

protected void addLink(Object parent,
                       Object child,
                       boolean fire)

removeLink

protected void removeLink(Object parent,
                          Object child)

setLink

protected void setLink(Object parent,
                       Object child)

addChild

protected int addChild(DAGNode parent,
                       Object child,
                       boolean fire)

removeNode

protected int removeNode(DAGNode node)

removeNode

protected int removeNode(DAGNode node,
                         boolean fire)

nodeUnreachable

protected abstract void nodeUnreachable(Object node)

Callback when a node becomes unreachable. Allows listeners to be removed.

Parameters:

node -

getPaths

protected Object[][] getPaths(Object object)

Returns the set of all paths from the root

Parameters:

child -

Returns:

getChild

public Object getChild(Object parent,
                       int index)

Specified by:

getChild in interface TreeModel

See Also:

TreeModel.getChild(java.lang.Object, int)

getChildCount

public int getChildCount(Object parent)

Specified by:

getChildCount in interface TreeModel

See Also:

TreeModel.getChildCount(java.lang.Object)

isLeaf

public boolean isLeaf(Object node)

Specified by:

isLeaf in interface TreeModel

See Also:

TreeModel.isLeaf(java.lang.Object)

valueForPathChanged

public void valueForPathChanged(TreePath path,
                                Object newValue)

Specified by:

valueForPathChanged in interface TreeModel

See Also:

TreeModel.valueForPathChanged(javax.swing.tree.TreePath, java.lang.Object)

getIndexOfChild

public int getIndexOfChild(Object parent,
                           Object child)

Specified by:

getIndexOfChild in interface TreeModel

See Also:

TreeModel.getIndexOfChild(java.lang.Object, java.lang.Object)

addTreeModelListener

public void addTreeModelListener(TreeModelListener l)

Specified by:

addTreeModelListener in interface TreeModel

See Also:

TreeModel.addTreeModelListener(javax.swing.event.TreeModelListener)

removeTreeModelListener

public void removeTreeModelListener(TreeModelListener l)

Specified by:

removeTreeModelListener in interface TreeModel

See Also:

TreeModel.removeTreeModelListener(javax.swing.event.TreeModelListener)

fireNodesChanged

public void fireNodesChanged(TreeModelEvent e)

See Also:

TreeModelListener.treeNodesChanged(javax.swing.event.TreeModelEvent)

fireNodesInserted

public void fireNodesInserted(TreeModelEvent e)

See Also:

TreeModelListener.treeNodesInserted(javax.swing.event.TreeModelEvent)

fireNodesRemoved

public void fireNodesRemoved(TreeModelEvent e)

See Also:

TreeModelListener.treeNodesRemoved(javax.swing.event.TreeModelEvent)

fireStructureChanged

public void fireStructureChanged(TreeModelEvent e)

See Also:

TreeModelListener.treeStructureChanged(javax.swing.event.TreeModelEvent)