lib/group.h

   1 /* Dia -- an diagram creation/manipulation program
   2  * Copyright (C) 1998 Alexander Larsson
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17  */
  18 #ifndef GROUP_H
  19 #define GROUP_H
  20
  21 #include "diavar.h"
  22
  23 DIAVAR ObjectType group_type;
  24
  25 /* Make sure there are no connections from objects to objects
  26  * outside of the created group before calling group_create().
  27  */
  28 Object *group_create(GList *objects);
  29 GList *group_objects(Object *group);
  30
  31 void group_destroy_shallow(Object *group);
  32
  33 #define IS_GROUP(obj) ((obj)->type == &group_type)
  34
  35 #endif /* GROUP_H */