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/*
* Copyright (C) 2004 Stefan Kleine Stegemann
*
* 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.
*/
#import "CountingRef.h"
/**
* Non-Public methods.
*/
@interface CountingRef(Private)
@end
@implementation CountingRef
- (id) initWithPtr: (void*)aPtr delegate: (id)aDelegate
{
NSAssert(aDelegate, @"no delegate for reference");
if ((self = [super init]))
{
ptr = aPtr;
delegate = [(id)aDelegate retain];
}
return self;
}
- (void) dealloc
{
[(NSObject*)delegate freePtrForReference: self];
ptr = NULL;
[(id)delegate release];
[super dealloc];
}
- (void*) ptr
{
return ptr;
}
- (BOOL) isNULL
{
return (ptr == NULL ? YES : NO);
}
@end
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