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Java Standard Edition (SE)

undo


Package javax.swing.undo

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

See: Description

  • 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.

Package javax.swing.undo Description

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 Threads and Swing, a section in The Java Tutorial.

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For overviews, tutorials, examples, guides, and tool documentation, please see:
Since:
1.2


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