UndoRedo.Empty (UI Utilities API)

java.lang.Object
- org.openide.awt.UndoRedo.Empty

All Implemented Interfaces:

UndoRedo

Enclosing interface:

UndoRedo

Deprecated.
Use UndoRedo.NONE rather than instantiating this.
```
@Deprecated
public static final class UndoRedo.Empty
extends java.lang.Object
implements UndoRedo
```
Empty implementation that does not support any undoable edits.

Nested Class Summary
- Nested classes/interfaces inherited from interface org.openide.awt.UndoRedo
  UndoRedo.Empty, UndoRedo.Manager, UndoRedo.Provider

Field Summary
- Fields inherited from interface org.openide.awt.UndoRedo
  NONE

Constructor Summary

Constructors
Constructor Description

Empty()
Deprecated.

Constructors
Constructor	Description
`Empty()`	Deprecated.

Method Summary

All Methods Instance Methods Concrete Methods Deprecated Methods
Modifier and Type	Method	Description
`void`	`addChangeListener(javax.swing.event.ChangeListener l)`	Deprecated. Add a change listener.
`boolean`	`canRedo()`	Deprecated. Test whether the component currently has undone edits which may be redone.
`boolean`	`canUndo()`	Deprecated. Test whether the component currently has edits which may be undone.
`java.lang.String`	`getRedoPresentationName()`	Deprecated. Get a human-presentable name describing the redo operation.
`java.lang.String`	`getUndoPresentationName()`	Deprecated. Get a human-presentable name describing the undo operation.
`void`	`redo()`	Deprecated. Redo a previously undone edit.
`void`	`removeChangeListener(javax.swing.event.ChangeListener l)`	Deprecated. Remove a change listener.
`void`	`undo()`	Deprecated. Undo an edit.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - Empty
```
public Empty()
```
    Deprecated.
- Method Detail
  - canUndo
```
public boolean canUndo()
```
    Deprecated.
    
    Description copied from interface: UndoRedo
    
    Test whether the component currently has edits which may be undone.
    
    Specified by:
    
    canUndo in interface UndoRedo
    
    Returns:
    
    true if undo is allowed
  - canRedo
```
public boolean canRedo()
```
    Deprecated.
    
    Description copied from interface: UndoRedo
    
    Test whether the component currently has undone edits which may be redone.
    
    Specified by:
    
    canRedo in interface UndoRedo
    
    Returns:
    
    true if redo is allowed
  - undo
```
public void undo()
          throws javax.swing.undo.CannotUndoException
```
    Deprecated.
    
    Description copied from interface: UndoRedo
    
    Undo an edit.
    
    Specified by:
    
    undo in interface UndoRedo
    
    Throws:
    
    javax.swing.undo.CannotUndoException - if it fails
  - redo
```
public void redo()
          throws javax.swing.undo.CannotRedoException
```
    Deprecated.
    
    Description copied from interface: UndoRedo
    
    Redo a previously undone edit.
    
    Specified by:
    
    redo in interface UndoRedo
    
    Throws:
    
    javax.swing.undo.CannotRedoException - if it fails
  - addChangeListener
```
public void addChangeListener(javax.swing.event.ChangeListener l)
```
    Deprecated.
    
    Description copied from interface: UndoRedo
    
    Add a change listener. The listener will be notified every time the undo/redo ability of this object changes.
    
    Specified by:
    
    addChangeListener in interface UndoRedo
    
    Parameters:
    
    l - the listener to add
  - removeChangeListener
```
public void removeChangeListener(javax.swing.event.ChangeListener l)
```
    Deprecated.
    
    Description copied from interface: UndoRedo
    
    Remove a change listener.
    
    Specified by:
    
    removeChangeListener in interface UndoRedo
    
    Parameters:
    
    l - the listener to remove
    
    See Also:
    
    UndoRedo.addChangeListener(javax.swing.event.ChangeListener)
  - getUndoPresentationName
```
public java.lang.String getUndoPresentationName()
```
    Deprecated.
    
    Description copied from interface: UndoRedo
    
    Get a human-presentable name describing the undo operation.
    
    Specified by:
    
    getUndoPresentationName in interface UndoRedo
    
    Returns:
    
    the name
  - getRedoPresentationName
```
public java.lang.String getRedoPresentationName()
```
    Deprecated.
    
    Description copied from interface: UndoRedo
    
    Get a human-presentable name describing the redo operation.
    
    Specified by:
    
    getRedoPresentationName in interface UndoRedo
    
    Returns:
    
    the name

Class UndoRedo.Empty

Nested Class Summary

Nested classes/interfaces inherited from interface org.openide.awt.UndoRedo

Field Summary

Fields inherited from interface org.openide.awt.UndoRedo

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

Empty

Method Detail

canUndo

canRedo

undo

redo

addChangeListener

removeChangeListener

getUndoPresentationName

getRedoPresentationName