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/* Interface for behaviors for Obj-C, "for Protocols with implementations". Copyright (C) 1995, 1996 Free Software Foundation, Inc. Written by: Andrew Kachites McCallum <mccallum@gnu.ai.mit.edu> Date: March 1995 This file is part of the GNUstep Base Library. This library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This library 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 Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with this library; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #ifndef __behavior_h_GNUSTEP_BASE_INCLUDE #define __behavior_h_GNUSTEP_BASE_INCLUDE /* Call this method from CLASS's +initialize method to add a behavior to CLASS. A "behavior" is like a protocol with an implementation. This functions adds to CLASS all the instance and factory methods of BEHAVIOR as well as the instance and factory methods of BEHAVIOR's superclasses (We stop adding super classes as soon as we encounter a common ancestor.) CLASS and BEHAVIOR should share the same instance variable layout. We do not yet deal with Protocols; perhaps we should. The semantics of this stuff is pretty fragile. I don't recommend that you use it in code you write. It might go away completely in future. */ void behavior_class_add_class (Class class, Class behavior); void behavior_class_add_category (Class class, struct objc_category *category); void behavior_class_add_methods (Class class, struct objc_method_list *methods); /* The old deprecated interface */ void class_add_behavior (Class class, Class behavior); /* This macro may go away in future. Use it carefully, you can really screw yourself up by sending to a CLASS with a different instance variable layout than "self". */ #define CALL_METHOD_IN_CLASS(CLASS, METHOD, ARGS...) \ ((*(get_imp([CLASS class], @selector(METHOD)))) \ (self, @selector(METHOD), ## ARGS)) /* Set to non-zero if you want debugging messages on stderr. */ void set_behavior_debug(int i); #endif /* __behavior_h_GNUSTEP_BASE_INCLUDE */
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