gimp/app/undo.h

88 lines
3.7 KiB
C

/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __UNDO_H__
#define __UNDO_H__
#include "undo_types.h"
#include "gimage.h"
/* Undo interface functions */
int undo_push_group_start (GImage *, UndoType);
int undo_push_group_end (GImage *);
int undo_push_image (GImage *, GimpDrawable *, int, int, int, int);
int undo_push_image_mod (GImage *, GimpDrawable *, int, int, int, int, void *, int);
int undo_push_mask (GImage *, void *);
int undo_push_layer_displace (GImage *, GimpLayer*);
int undo_push_transform (GImage *, void *);
int undo_push_paint (GImage *, void *);
int undo_push_layer (GImage *, UndoType, void *);
int undo_push_layer_mod (GImage *, void *);
int undo_push_layer_mask (GImage *, UndoType, void *);
int undo_push_layer_change (GImage *, GimpLayer *);
int undo_push_layer_reposition (GImage *, GimpLayer *);
int undo_push_channel (GImage *, UndoType, void *);
int undo_push_channel_mod (GImage *, void *);
int undo_push_fs_to_layer (GImage *, void *);
int undo_push_fs_rigor (GImage *, int);
int undo_push_fs_relax (GImage *, int);
int undo_push_gimage_mod (GImage *);
int undo_push_guide (GImage *, void *);
int undo_push_image_parasite (GImage *, void *);
int undo_push_drawable_parasite (GImage *, GimpDrawable *, void *);
int undo_push_image_parasite_remove (GImage *, const char *);
int undo_push_drawable_parasite_remove (GImage *, GimpDrawable *,
const char *);
int undo_push_qmask (GImage *);
int undo_push_resolution (GImage *);
int undo_push_layer_rename (GImage *, GimpLayer *);
int undo_push_cantundo (GImage *, const char *);
int undo_pop (GImage *);
int undo_redo (GImage *);
void undo_free (GImage *);
const char *undo_get_undo_name (GImage *);
const char *undo_get_redo_name (GImage *);
/* Stack peeking functions */
typedef int (*undo_map_fn) (const char *undoitemname, void *data);
void undo_map_over_undo_stack (GImage *, undo_map_fn, void *data);
void undo_map_over_redo_stack (GImage *, undo_map_fn, void *data);
/* Not really appropriate here, since undo_history_new is not defined
* in undo.c, but it saves on having a full header file for just one
* function prototype. */
GtkWidget *undo_history_new (GImage *gimage);
/* Argument to undo_event signal emitted by gimages: */
typedef enum {
UNDO_PUSHED, /* a new undo has been added to the undo stack */
UNDO_EXPIRED, /* an undo has been freed from the undo stack */
UNDO_POPPED, /* an undo has been executed and moved to redo stack */
UNDO_REDO, /* a redo has been executed and moved to undo stack */
UNDO_FREE /* all undo and redo info has been cleared */
} undo_event_t;
#endif /* __UNDO_H__ */