mirror of
https://git.lyx.org/repos/lyx.git
synced 2024-12-25 22:06:15 +00:00
62 lines
1.7 KiB
C
62 lines
1.7 KiB
C
|
// -*- C++ -*-
|
||
|
|
/* This file is part of
|
||
|
|
* ======================================================
|
||
|
|
*
|
||
|
|
* LyX, The Document Processor
|
||
|
|
*
|
||
|
|
* Copyright 1995-2001 The LyX Team.
|
||
|
|
*
|
||
|
|
* ====================================================== */
|
||
|
|
|
||
|
|
#ifndef UNDO_FUNCS_H
|
||
|
|
#define UNDO_FUNCS_H
|
||
|
|
|
||
|
|
#ifdef __GNUG__
|
||
|
|
#pragma interface
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#include "undo.h"
|
||
|
|
|
||
|
|
class BufferView;
|
||
|
|
class Paragraph;
|
||
|
|
class LyXCursor;
|
||
|
|
|
||
|
|
/// returns false if no undo possible
|
||
|
|
extern bool textUndo(BufferView *);
|
||
|
|
/// returns false if no redo possible
|
||
|
|
extern bool textRedo(BufferView *);
|
||
|
|
/// used by TextUndo/TextRedo
|
||
|
|
extern bool textHandleUndo(BufferView *, Undo * undo);
|
||
|
|
/// makes sure the next operation will be stored
|
||
|
|
extern void finishUndo();
|
||
|
|
/// this is dangerous and for internal use only
|
||
|
|
extern void freezeUndo();
|
||
|
|
/// this is dangerous and for internal use only
|
||
|
|
extern void unFreezeUndo();
|
||
|
|
///
|
||
|
|
extern void setUndo(BufferView *, Undo::undo_kind kind,
|
||
|
|
Paragraph const * first, Paragraph const * behind);
|
||
|
|
///
|
||
|
|
extern void setRedo(BufferView *, Undo::undo_kind kind,
|
||
|
|
Paragraph const * first, Paragraph const * behind);
|
||
|
|
///
|
||
|
|
extern Undo * createUndo(BufferView *, Undo::undo_kind kind,
|
||
|
|
Paragraph const * first, Paragraph const * behind);
|
||
|
|
/// for external use in lyx_cb.C
|
||
|
|
extern void setCursorParUndo(BufferView *);
|
||
|
|
|
||
|
|
// returns a pointer to the very first Paragraph depending of where we are
|
||
|
|
// so it will return the first paragraph of the buffer or the first paragraph
|
||
|
|
// of the textinset we're in.
|
||
|
|
extern Paragraph * firstUndoParagraph(BufferView *, int inset_arg);
|
||
|
|
|
||
|
|
///
|
||
|
|
extern LyXCursor const & undoCursor(BufferView * bv);
|
||
|
|
|
||
|
|
/// the flag used by FinishUndo();
|
||
|
|
extern bool undo_finished;
|
||
|
|
/// a flag
|
||
|
|
extern bool undo_frozen;
|
||
|
|
|
||
|
|
#endif
|