UndoManager (Ontopia)

java.lang.Object
- net.ontopia.topicmaps.viz.UndoManager

```
public class UndoManager
extends Object
```

Field Summary

Fields
Modifier and Type Field Description

static boolean ENABLE_UNDO_MANAGER

Constructor Summary

Constructors
Constructor Description

UndoManager(VizController controller)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`addRecovery(RecoveryObjectIF recovery)`
`boolean`	`canRedo()`
`boolean`	`canUndo()`
`void`	`completeOperation()`
`void`	`redo()`
`void`	`reset()`
`void`	`startOperation(RecoveryObjectIF operation)`
`void`	`undo()`

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

Field Detail
- ENABLE_UNDO_MANAGER
```
public static final boolean ENABLE_UNDO_MANAGER
```
  See Also:
  
  Constant Field Values

Constructor Detail

UndoManager

public UndoManager(VizController controller)

Method Detail

reset
```
public void reset()
```

startOperation

public void startOperation(RecoveryObjectIF operation)

completeOperation
```
public void completeOperation()
```

addRecovery

public void addRecovery(RecoveryObjectIF recovery)

undo
```
public void undo()
```

redo
```
public void redo()
```

canUndo
```
public boolean canUndo()
```

canRedo
```
public boolean canRedo()
```