Interface IDocumentUndoListener


  • public interface IDocumentUndoListener
    This interface is used to listen to notifications from a DocumentUndoManager. The supplied DocumentUndoEvent describes the particular notification.

    Document undo listeners must be prepared to receive notifications from a background thread. Any UI access occurring inside the implementation must be properly synchronized using the techniques specified by the client's widget library.

    Clients may implement this interface.

    Since:
    3.2
    • Method Detail

      • documentUndoNotification

        void documentUndoNotification​(DocumentUndoEvent event)
        The document is involved in an undo-related change. Notify listeners with an event describing the change.
        Parameters:
        event - the document undo event that describes the particular notification