Module java.desktop

Package javax.swing.undo

Allows developers to provide support for undo/redo in applications such as text editors.

Note: Most of the Swing API is not thread safe. For details, see Concurrency in Swing, a section in The Java Tutorial.

Related Documentation

For overviews, tutorials, examples, guides, and tool documentation, please see:
Since:
1.2
  • Interface Summary 
    Interface Description
    StateEditable
    StateEditable defines the interface for objects that can have their state undone/redone by a StateEdit.
    UndoableEdit
    An UndoableEdit represents an edit.
  • Class Summary 
    Class Description
    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
    UndoManager manages a list of UndoableEdits, providing a way to undo or redo the appropriate edits.
  • Exception Summary 
    Exception Description
    CannotRedoException
    Thrown when an UndoableEdit is told to redo() and can't.
    CannotUndoException
    Thrown when an UndoableEdit is told to undo() and can't.