Package javax.swing.undo

Provides support for undo/redo capabilities in an application such as a text editor.

See:
Description

Interface Summary

StateEditable	StateEditable defines the interface for objects that can have their state undone/redone by a StateEdit.
UndoableEdit	An object representing an edit that has been done, and that can be undone and redone

Class Summary

AbstractUndoableEdit	An abstract implementation of UndoableEdit, implementing simple responses to all boolean methods in that interface.
CompoundEdit	A concrete subclass of AbstractUndoableEdit, used to assemble little UndoableEdits into great big ones.
StateEdit	StateEdit is a general edit for objects that change state.
UndoableEditSupport	A support class used for managing UndoableEdit listeners.
UndoManager	Concrete subclass of CompoundEdit which can serve as an UndoableEditListener, consolidating the UndoableEditEvents from a variety of sources, and undoing or redoing them one at a time.

Exception Summary

CannotRedoException	Thrown when an UndoableEdit is told to redo() and can't.
CannotUndoException	Thrown when an UndoableEdit is told to undo() and can't.

Package javax.swing.undo Description

Provides support for undo/redo capabilities in an application such as a text editor. It is for developers that provide undo/redo capabilities in their application.

Related Documentation

For overviews, tutorials, examples, guides, and tool documentation, please see:

• Implementing Undo and Redo, a section in The Java Tutorial.

Since:

1.2