mirror of https://github.com/GNOME/gimp.git
102 lines
3.3 KiB
C
102 lines
3.3 KiB
C
/* The GIMP -- an image manipulation program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef __GIMP_SET_H__
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#define __GIMP_SET_H__
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#include "gimpobject.h"
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/* GimpSet - a (usually) typed set of objects with signals for adding
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* and removing of stuff. If it is weak, destroyed objects get removed
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* automatically. If it is not, it refs them so they won't be freed
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* till they are removed. (Though they can be destroyed, of course).
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*
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* If GTK_TYPE_NONE is specified at gimpset creation time, no type
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* checking is performed by gimp_set_add() and the
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* gimp_set_{add,remove}_handler() functions should not be used. It
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* is also illegal to ask for a weak untyped gimpset.
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*/
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#define GIMP_TYPE_SET gimp_set_get_type ()
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#define GIMP_SET(obj) GTK_CHECK_CAST (obj, GIMP_TYPE_SET, GimpSet)
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#define GIMP_IS_SET(obj) GTK_CHECK_TYPE (obj, gimp_set_get_type())
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#define GIMP_SET_CLASS(klass) GTK_CHECK_CLASS_CAST (klass, gimp_set_get_type(), GimpSetClass)
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typedef struct _GimpSetClass GimpSetClass;
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struct _GimpSet
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{
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GimpObject gobject;
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GtkType type;
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GSList *list;
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GArray *handlers;
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gboolean weak;
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gpointer active_element;
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};
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struct _GimpSetClass
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{
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GimpObjectClass parent_class;
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void (* add) (GimpSet *gimpset,
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gpointer object);
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void (* remove) (GimpSet *gimpset,
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gpointer object);
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void (* active_changed) (GimpSet *gimpset,
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gpointer object);
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};
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typedef guint GimpSetHandlerId;
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GtkType gimp_set_get_type (void);
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GimpSet * gimp_set_new (GtkType type,
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gboolean weak);
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GtkType gimp_set_type (GimpSet *set);
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gboolean gimp_set_add (GimpSet *gimpset,
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gpointer object);
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gboolean gimp_set_remove (GimpSet *gimpset,
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gpointer object);
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gboolean gimp_set_have (GimpSet *gimpset,
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gpointer object);
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void gimp_set_foreach (GimpSet *gimpset,
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GFunc func,
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gpointer user_data);
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gint gimp_set_size (GimpSet *gimpset);
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void gimp_set_set_active (GimpSet *gimpset,
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gpointer object);
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gpointer gimp_set_get_active (GimpSet *gimpset);
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GimpSetHandlerId gimp_set_add_handler (GimpSet *set,
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const gchar *signame,
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GtkSignalFunc handler,
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gpointer user_data);
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void gimp_set_remove_handler (GimpSet *set,
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GimpSetHandlerId id);
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#endif /* __GIMP_SET_H__ */
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