Java(TM) 2 Platform, Standard Edition, v1.2.2 API Specification: Uses of Class javax.swing.undo.CannotUndoException - JDK 5 Documentation v1.2.2, Java 2 SDK 英文文档

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Java^TM 2 Platform
Standard Edition

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Uses of Class
javax.swing.undo.CannotUndoException

Packages that use CannotUndoException
javax.swing.text	Provides classes and interfaces that deal with editable and noneditable text components.
javax.swing.undo	Provides support for undo/redo capabilities in an application such as a text editor.

Uses of CannotUndoException in javax.swing.text

Methods in javax.swing.text that throw CannotUndoException

void AbstractDocument.DefaultDocumentEvent.undo()
          Undoes a change.

void AbstractDocument.ElementEdit.undo()
          Undoes a change.

void DefaultStyledDocument.AttributeUndoableEdit.undo()
          Undoes a change.

Uses of CannotUndoException in javax.swing.undo

Methods in javax.swing.undo that throw CannotUndoException

void AbstractUndoableEdit.undo()
          Throws CannotUndoException if canUndo() returns false.

void CompoundEdit.undo()
          Sends undo() to all contained UndoableEdits in the reverse of the order in which they were added.

void UndoableEdit.undo()
          Undo the edit that was made.

protected void UndoManager.undoTo(UndoableEdit edit)
          Undoes all changes from indexOfNextAdd to edit.

void UndoManager.undoOrRedo()
          Undo or redo as appropriate.

void UndoManager.undo()
          If this UndoManager is inProgress, undo the last significant UndoableEdit before indexOfNextAdd, and all insignificant edits back to it.