oracle.dss.dataSource.common
Class UndoAvailableEvent

java.lang.Object
  |
  +--java.util.EventObject
        |
        +--oracle.dss.dataSource.common.QueryEvent
              |
              +--oracle.dss.dataSource.common.UndoAvailableEvent

All Implemented Interfaces:

java.lang.Cloneable, java.io.Serializable

public class UndoAvailableEvent

extends QueryEvent

Provides listeners with a QueryEdit object that they can use to change the state of a Query object. The undo and redo methods of the QueryEdit object restore a Query object to its state before or after a particular edit.

See Also:

Serialized Form

Constructor Summary

UndoAvailableEvent(java.lang.Object source, QueryEdit undo)
Constructs the event.

Method Summary

QueryEdit

getEdit() Retrieves the undoable edit object from the event.

Methods inherited from class oracle.dss.dataSource.common.QueryEvent

clone

Methods inherited from class java.util.EventObject

getSource, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

UndoAvailableEvent

public UndoAvailableEvent(java.lang.Object source,
QueryEdit undo)

Constructs the event.

Parameters:

source - The source of the event, that is, a reference to the object that fired the event.

undo - The undoable edit object that can be used to reset the state of the Query object.

Method Detail

getEdit

public QueryEdit getEdit()

Retrieves the undoable edit object from the event.

Returns:

The undoable edit object.