Overview | Package | Class | Tree | Deprecated | Index | Help			Java Platform 1.1.7
PREV CLASS | NEXT CLASS	FRAMES | NO FRAMES
SUMMARY: INNER | FIELD | CONSTR | METHOD	DETAIL: FIELD | CONSTR | METHOD

Class com.sun.java.swing.undo.CompoundEdit

java.lang.Object
  |
  +--com.sun.java.swing.undo.AbstractUndoableEdit
        |
        +--com.sun.java.swing.undo.CompoundEdit

Subclasses:

AbstractDocument.DefaultDocumentEvent, UndoManager

public class CompoundEdit

extends AbstractUndoableEdit

A concrete subclass of AbstractUndoableEdit, used to assemble little UndoableEdits into great big ones.

Field Summary

java.util.Vector

edits The collection of UndoableEdits undone/redone en masse by this CompoundEdit

Fields inherited from class com.sun.java.swing.undo.AbstractUndoableEdit

RedoName, UndoName

Constructor Summary

CompoundEdit()

Method Summary

boolean	addEdit(UndoableEdit anEdit) If this edit is inProgress, accepts anEdit and returns true.
boolean	canRedo() Returns false if isInProgress or if super does.
boolean	canUndo() Returns false if isInProgress or if super does.
void	die() Send die to each subedit, in the reverse of the order that they were added
void	end() Sets inProgress to false.
java.lang.String	getPresentationName() Returns getPresentationName from the last UndoableEdit added to edits.
java.lang.String	getRedoPresentationName() Returns getRedoPresentationName from the last UndoableEdit added to edits.
java.lang.String	getUndoPresentationName() Returns getUndoPresentationName from the last UndoableEdit added to edits.
boolean	isInProgress() Returns true if this edit is in progress--that is, it has not received end.
boolean	isSignificant() Returns true if any of the UndoableEdits in edits do.
UndoableEdit	lastEdit() Returns the last UndoableEdit in edits, or null if edits is empty
void	redo() Sends redo() to all contained UndoableEdits in the order in which they were added.
java.lang.String	toString()
void	undo() Sends undo() to all contained UndoableEdits in the reverse of the order in which they were added.

Methods inherited from class com.sun.java.swing.undo.AbstractUndoableEdit

addEdit, canRedo, canUndo, die, getPresentationName, getRedoPresentationName, getUndoPresentationName, isSignificant, redo, replaceEdit, toString, undo

Methods inherited from class java.lang.Object

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

Field Detail

edits

protected java.util.Vector edits

The collection of UndoableEdits undone/redone en masse by this CompoundEdit

Constructor Detail

CompoundEdit

public CompoundEdit()

Method Detail

undo

public void undo()
         throws CannotUndoException

Sends undo() to all contained UndoableEdits in the reverse of the order in which they were added.

Overrides:

undo in class AbstractUndoableEdit

redo

public void redo()
         throws CannotRedoException

Sends redo() to all contained UndoableEdits in the order in which they were added.

Overrides:

redo in class AbstractUndoableEdit

lastEdit

protected UndoableEdit lastEdit()

Returns the last UndoableEdit in edits, or null if edits is empty

die

public void die()

Send die to each subedit, in the reverse of the order that they were added

Overrides:

die in class AbstractUndoableEdit

addEdit

public boolean addEdit(UndoableEdit anEdit)

If this edit is inProgress, accepts anEdit and returns true.

The last edit added to this CompoundEdit is given a chance to addEdit(anEdit). If it refuses (returns false), anEdit is given a chance to replaceEdit the last edit. If anEdit returns false here, it is added to edits.

Overrides:

addEdit in class AbstractUndoableEdit

end

public void end()

Sets inProgress to false.

See Also:

canUndo, canRedo

canUndo

public boolean canUndo()

Returns false if isInProgress or if super does.

Overrides:

canUndo in class AbstractUndoableEdit

See Also:

isInProgress

canRedo

public boolean canRedo()

Returns false if isInProgress or if super does.

Overrides:

canRedo in class AbstractUndoableEdit

See Also:

isInProgress

isInProgress

public boolean isInProgress()

Returns true if this edit is in progress--that is, it has not received end. This generally means that edits are still being added to it.

See Also:

end

isSignificant

public boolean isSignificant()

Returns true if any of the UndoableEdits in edits do. Returns false if they all return false.

Overrides:

isSignificant in class AbstractUndoableEdit

getPresentationName

public java.lang.String getPresentationName()

Returns getPresentationName from the last UndoableEdit added to edits. If edits is empty, calls super.

Overrides:

getPresentationName in class AbstractUndoableEdit

getUndoPresentationName

public java.lang.String getUndoPresentationName()

Returns getUndoPresentationName from the last UndoableEdit added to edits. If edits is empty, calls super.

Overrides:

getUndoPresentationName in class AbstractUndoableEdit

getRedoPresentationName

public java.lang.String getRedoPresentationName()

Returns getRedoPresentationName from the last UndoableEdit added to edits. If edits is empty, calls super.

Overrides:

getRedoPresentationName in class AbstractUndoableEdit

toString

public java.lang.String toString()

Overrides:

toString in class AbstractUndoableEdit