All Packages  Class Hierarchy  This Package  Previous  Next  Index

Class com.sun.java.swing.undo.JCompoundEdit 

java.lang.Object
   |
   +----com.sun.java.swing.undo.JUndoableEdit
           |
           +----com.sun.java.swing.undo.JCompoundEdit
public class JCompoundEdit
extends JUndoableEdit
A concrete subclass of JUndoableEdit, used to assemble little UndoableEdits into great big ones.

Variable Index

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

Constructor Index

o JCompoundEdit()

Method Index

o addEdit(UndoableEdit)
If this edit is not inProgress, accepts anEdit and returns true.
o getPresentationName()
Returns getPresentationName from the last UndoableEdit added to edits.
o getRedoPresentationName()
Returns getRedoPresentationName from the last UndoableEdit added to edits.
o getUndoPresentationName()
Returns getUndoPresentationName from the last UndoableEdit added to edits.
o init()
Designated initializer, called by all constructors to initialize ivars.
o isSignificant()
Returns true if any of the UndoableEdits in edits do.
o lastEdit()
Returns the last UndoableEdit in edits, or null if edits is empty
o redo()
Sends redo() to all contained UndoableEdits in the order in which they were added.
o undo()
Sends undo() to all contained UndoableEdits in the reverse of the order in which they were added.

Variables

o edits 
 protected Vector edits
The collection of UndoableEdits undone/redone en masse by this JCompoundEdit

Constructors

o JCompoundEdit 
 public JCompoundEdit()

Methods

o init 
 protected void init()
Designated initializer, called by all constructors to initialize ivars. Sets up edits vector.

Overrides:
init in class JUndoableEdit
o 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 JUndoableEdit
o redo 
 public void redo() throws CannotRedoException
Sends redo() to all contained UndoableEdits in the order in which they were added.

Overrides:
redo in class JUndoableEdit
o lastEdit 
 protected UndoableEdit lastEdit()
Returns the last UndoableEdit in edits, or null if edits is empty

o addEdit 
 public boolean addEdit(UndoableEdit anEdit)
If this edit is not inProgress, accepts anEdit and returns true.

The last edit added to this JCompoundEdit 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 JUndoableEdit
o 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 JUndoableEdit
o getPresentationName 
 public String getPresentationName()
Returns getPresentationName from the last UndoableEdit added to edits. If edits is empty, calls super.

Overrides:
getPresentationName in class JUndoableEdit
o getUndoPresentationName 
 public String getUndoPresentationName()
Returns getUndoPresentationName from the last UndoableEdit added to edits. If edits is empty, calls super.

Overrides:
getUndoPresentationName in class JUndoableEdit
o getRedoPresentationName 
 public String getRedoPresentationName()
Returns getRedoPresentationName from the last UndoableEdit added to edits. If edits is empty, calls super.

Overrides:
getRedoPresentationName in class JUndoableEdit 
All Packages  Class Hierarchy  This Package  Previous  Next  Index