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/*******************************************************************************
* *
* undo.h -- Nirvana Editor undo command *
* *
* Copyright (c) 1991 Universities Research Association, Inc. *
* All rights reserved. *
* *
* This material resulted from work developed under a Government Contract and *
* is subject to the following license: The Government retains a paid-up, *
* nonexclusive, irrevocable worldwide license to reproduce, prepare derivative *
* works, perform publicly and display publicly by or for the Government, *
* including the right to distribute to other Government contractors. Neither *
* the United States nor the United States Department of Energy, nor any of *
* their employees, makes any warrenty, express or implied, or assumes any *
* legal liability or responsibility for the accuracy, completeness, or *
* usefulness of any information, apparatus, product, or process disclosed, or *
* represents that its use would not infringe privately owned rights. *
* *
* Fermilab Nirvana GUI Library *
* June 11, 1991 *
* *
* Written by Mark Edel *
* *
*******************************************************************************/
enum undoTypes {UNDO_NOOP, ONE_CHAR_INSERT, ONE_CHAR_REPLACE, ONE_CHAR_DELETE,
BLOCK_INSERT, BLOCK_REPLACE, BLOCK_DELETE};
void Undo(WindowInfo *window);
void Redo(WindowInfo *window);
void SaveUndoInformation(WindowInfo *window, int pos, int nInserted,
int nDeleted, char *deletedText);
void ClearUndoList(WindowInfo *window);
void ClearRedoList(WindowInfo *window);
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