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/* Interface for Objective-C "collection of delegates" object
Copyright (C) 1993,1994 Free Software Foundation, Inc.
Written by: R. Andrew McCallum <mccallum@cs.rochester.edu>
Dept. of Computer Science, U. of Rochester, Rochester, NY 14627
This file is part of the GNU Objective-C Collection 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.
*/
/* Using this object, a delegator can have an arbitrary number of
delegates. Send a message to this object and the message will get
forwarded to the delegates on the list. */
#ifndef __DelegateList_h_INCLUDE_GNU
#define __DelegateList_h_INCLUDE_GNU
#include <coll/objc-gnu2next.h>
//#include <objc/objc-api.h>
#include "Array.h"
/* Available sending behaviors */
enum DelegateListSendBehavior {SEND_TO_ALL = 0,
SEND_TO_FIRST_RESPONDER,
SEND_UNTIL_YES,
SEND_UNTIL_NO};
@interface DelegateList
{
Class* isa;
@public
unsigned char _send_behavior;
Array *_list;
}
// CREATING AND FREEING;
+ alloc;
+ new;
- init;
- free;
// MANIPULATING LIST OF DELEGATES;
- delegateListAddObject: anObject;
- delegateListAddObjectIfAbsent: anObject;
- delegateListRemoveObject: anObject;
- (BOOL) delegateListIncludesObject: anObject;
- delegateListCollection;
- (unsigned char) delegateListSendBehavior;
- delegateListSetSendBehavior: (unsigned char)b;
// FOR PASSING ALL OTHER MESSAGES TO DELEGATES;
- forward:(SEL)aSel :(arglist_t)argFrame;
@end
#endif /* __DelegateList_h_INCLUDE_GNU */
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