Package javax.swing.undo
Allows developers to provide support for undo/redo in applications such as text editors.
See: Description
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Interface Summary Interface Description StateEditable StateEditable defines the interface for objects that can have their state undone/redone by a StateEdit.UndoableEdit AnUndoableEditrepresents an edit. -
Class Summary Class Description AbstractUndoableEdit An abstract implementation ofUndoableEdit, 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 managingUndoableEditlisteners.UndoManager UndoManagermanages a list ofUndoableEdits, providing a way to undo or redo the appropriate edits. -
Exception Summary Exception Description CannotRedoException Thrown when an UndoableEdit is told toredo()and can't.CannotUndoException Thrown when an UndoableEdit is told toundo()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.
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
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For further API reference and developer documentation, see Java SE Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.
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