com.viaoa.undo

Class OAUndoableEdit

java.lang.Object

com.viaoa.undo.OAUndoableEdit

All Implemented Interfaces:

UndoableEdit

public class OAUndoableEdit
extends Object
implements UndoableEdit

Undoable for OA changes.

Field Summary

Fields

Modifier and Type	Field and Description
static int	ADD
static int	CHANGEAO
static int	HOLDER
static int	INSERT
static int	MOVE
static int	PROPCHANGE
static int	PROPERTYCHANGE
static int	REMOVE

Method Summary

Modifier and Type	Method and Description
boolean	addEdit(UndoableEdit anEdit)
boolean	canRedo()
boolean	canUndo()
static OAUndoableEdit	createUndoable(String presentationName)
static OAUndoableEdit	createUndoableAdd(String presentationName, Hub hub, Object obj)
static OAUndoableEdit	createUndoableChangeAO(String presentationName, Hub hub, Object prevObject, Object newObject)
static OAUndoableEdit	createUndoableInsert(String presentationName, Hub hub, Object obj, int pos)
static OAUndoableEdit	createUndoableMove(String presentationName, Hub hub, int prevPos, int newPos)
static OAUndoableEdit	createUndoablePropertyChange(String presentationName, Object obj, String prop, Object prevValue, Object newValue)
static OAUndoableEdit	createUndoableRemove(String presentationName, Hub hub, Object obj, int pos)
void	die()
boolean	equals(Object obj)
boolean	getAllowRedo()
boolean	getAllowReplace()
String	getName()
String	getPresentationName()
String	getRedoPresentationName()
String	getUndoPresentationName()
int	hashCode()
boolean	isSignificant()
void	redo()
boolean	replaceEdit(UndoableEdit anEdit)
void	setAllowRedo(boolean b)
void	setAllowReplace(boolean b) if true, an event can replace a previous matching event that is equals()
void	setName(String name)
void	setPresentationName(String name)
void	undo()

Methods inherited from class java.lang.Object

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

Field Detail

ADD

public static final int ADD

See Also:

Constant Field Values

REMOVE

public static final int REMOVE

See Also:

Constant Field Values

MOVE

public static final int MOVE

See Also:

Constant Field Values

INSERT

public static final int INSERT

See Also:

Constant Field Values

CHANGEAO

public static final int CHANGEAO

See Also:

Constant Field Values

PROPCHANGE

public static final int PROPCHANGE

See Also:

Constant Field Values

PROPERTYCHANGE

public static final int PROPERTYCHANGE

See Also:

Constant Field Values

HOLDER

public static final int HOLDER

See Also:

Constant Field Values

Method Detail

createUndoableAdd

public static OAUndoableEdit createUndoableAdd(String presentationName,
                                               Hub hub,
                                               Object obj)

createUndoableChangeAO

public static OAUndoableEdit createUndoableChangeAO(String presentationName,
                                                    Hub hub,
                                                    Object prevObject,
                                                    Object newObject)

createUndoableInsert

public static OAUndoableEdit createUndoableInsert(String presentationName,
                                                  Hub hub,
                                                  Object obj,
                                                  int pos)

createUndoableRemove

public static OAUndoableEdit createUndoableRemove(String presentationName,
                                                  Hub hub,
                                                  Object obj,
                                                  int pos)

createUndoableMove

public static OAUndoableEdit createUndoableMove(String presentationName,
                                                Hub hub,
                                                int prevPos,
                                                int newPos)

createUndoablePropertyChange

public static OAUndoableEdit createUndoablePropertyChange(String presentationName,
                                                          Object obj,
                                                          String prop,
                                                          Object prevValue,
                                                          Object newValue)

createUndoable

public static OAUndoableEdit createUndoable(String presentationName)

setName

public void setName(String name)

getName

public String getName()

setPresentationName

public void setPresentationName(String name)

getPresentationName

public String getPresentationName()

Specified by:

getPresentationName in interface UndoableEdit

canUndo

public boolean canUndo()

Specified by:

canUndo in interface UndoableEdit

undo

public void undo()
          throws CannotUndoException

Specified by:

undo in interface UndoableEdit

Throws:

CannotUndoException

redo

public void redo()
          throws CannotRedoException

Specified by:

redo in interface UndoableEdit

Throws:

CannotRedoException

canRedo

public boolean canRedo()

Specified by:

canRedo in interface UndoableEdit

getUndoPresentationName

public String getUndoPresentationName()

Specified by:

getUndoPresentationName in interface UndoableEdit

getRedoPresentationName

public String getRedoPresentationName()

Specified by:

getRedoPresentationName in interface UndoableEdit

isSignificant

public boolean isSignificant()

Specified by:

isSignificant in interface UndoableEdit

addEdit

public boolean addEdit(UndoableEdit anEdit)

Specified by:

addEdit in interface UndoableEdit

die

public void die()

Specified by:

die in interface UndoableEdit

replaceEdit

public boolean replaceEdit(UndoableEdit anEdit)

Specified by:

replaceEdit in interface UndoableEdit

setAllowReplace

public void setAllowReplace(boolean b)

if true, an event can replace a previous matching event that is equals()

getAllowReplace

public boolean getAllowReplace()

setAllowRedo

public void setAllowRedo(boolean b)

getAllowRedo

public boolean getAllowRedo()

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object