net.sf.tacos.demo.tree
Class SimpleTreeContentProvider

java.lang.Object
  net.sf.tacos.demo.tree.SimpleTreeContentProvider

All Implemented Interfaces:

IContentProvider, ITreeContentProvider

public class SimpleTreeContentProvider
extends Object
implements ITreeContentProvider

Author:

phraktle

Constructor Summary

SimpleTreeContentProvider()

Method Summary

Collection	getChildren(Object parentElement) Returns all child elements of a parent.
List	getElements()
Object	getParent(Object childElement) Returns the parent of the given element, or null if the the parent can't be determined.
boolean	hasChildren(Object parentElement)

Methods inherited from class java.lang.Object

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

Constructor Detail

SimpleTreeContentProvider

public SimpleTreeContentProvider()

Method Detail

getElements

public List getElements()

Specified by:

getElements in interface IContentProvider

Returns:

hasChildren

public boolean hasChildren(Object parentElement)

Specified by:

hasChildren in interface ITreeContentProvider

Returns:

getChildren

public Collection getChildren(Object parentElement)

Returns all child elements of a parent. The returned collection is not modified by the viewer.

Specified by:

getChildren in interface ITreeContentProvider

Returns:

Collection of child nodes (never null)

getParent

public Object getParent(Object childElement)

Returns the parent of the given element, or null if the the parent can't be determined. Revealing a specific element will not work in this case.

Specified by:

getParent in interface ITreeContentProvider

Returns:

parent or null