diva.canvas.interactor
Class SelectionEvent

java.lang.Object
  java.util.EventObject
      diva.canvas.interactor.SelectionEvent

All Implemented Interfaces:

java.io.Serializable

public class SelectionEvent
extends java.util.EventObject

An event representing a change in the graph selection model. The event contains all the information to mirror the selection model.

Version:

$Id: SelectionEvent.java 43472 2006-08-21 23:16:56Z cxh $

Author:

Michael Shilman

See Also:

Serialized Form

Field Summary

private java.lang.Object[]	_added The objects added to the selection.
private java.lang.Object	_primary The primary selected object.
private java.lang.Object[]	_removed The objects removed from the selection.

Fields inherited from class java.util.EventObject

source

Constructor Summary

SelectionEvent(java.lang.Object source)
Construct an empty Selection event from the given source.

SelectionEvent(java.lang.Object source, java.lang.Object[] added, java.lang.Object[] removed, java.lang.Object primary)
Construct a new Selection event from the given source, representing the given selection additions, removals, and primary selection.

Method Summary

java.lang.Object	getPrimarySelection() Return the primary selection object.
java.util.Iterator	getSelectionAdditions() Return an iterator over the objects added to the selection model.
java.util.Iterator	getSelectionRemovals() Return an iterator over the objects removed from the selection model.
(package private) void	set(java.lang.Object[] added, java.lang.Object[] removed, java.lang.Object primary) Set the contents of the selection event.

Methods inherited from class java.util.EventObject

getSource, toString

Methods inherited from class java.lang.Object

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

Field Detail

_added

private java.lang.Object[] _added

The objects added to the selection.

_removed

private java.lang.Object[] _removed

The objects removed from the selection.

_primary

private java.lang.Object _primary

The primary selected object.

Constructor Detail

SelectionEvent

public SelectionEvent(java.lang.Object source,
                      java.lang.Object[] added,
                      java.lang.Object[] removed,
                      java.lang.Object primary)

Construct a new Selection event from the given source, representing the given selection additions, removals, and primary selection.

SelectionEvent

SelectionEvent(java.lang.Object source)

Construct an empty Selection event from the given source.

Method Detail

getSelectionAdditions

public java.util.Iterator getSelectionAdditions()

Return an iterator over the objects added to the selection model.

getSelectionRemovals

public java.util.Iterator getSelectionRemovals()

Return an iterator over the objects removed from the selection model.

getPrimarySelection

public java.lang.Object getPrimarySelection()

Return the primary selection object.

set

void set(java.lang.Object[] added,
         java.lang.Object[] removed,
         java.lang.Object primary)

Set the contents of the selection event.