ftp.nice.ch/pub/next/tools/frontends/Gnuplot.1.2.s.tar.gz#/GnuplotSources/GnuplotSource/SubObject.m

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/*
 *  Copyright (C) 1993  Robert Davis
 *
 *  This program is free software; you can redistribute it and/or
 *  modify it under the terms of Version 2, or any later version, of 
 *  the GNU General Public License as published by the Free Software 
 *  Foundation.
 */


static char RCSId[]="$Id: SubObject.m,v 1.3 1993/05/04 16:22:59 davis Exp $";


#import <objc/hashtable.h>	/* NXCopyStringBufferFromZone()	*/
#import <objc/zone.h>

#import "SubObject.h"

@implementation SubObject

- init
{
    [super init];
    stringValue = NULL;
    return self;
}


- initFromString:(const char *)aString
{
    [super init];

    [self setStringValue:aString];
    return self;
}
 
 
- free
{
    NXZoneFree ([self zone], stringValue);
    return [super free];
}


- setStringValue:(const char *)aString
{
    NXZone *zone = [self zone];

    NXZoneFree (zone, stringValue);

    if (aString && *aString)
	stringValue = NXCopyStringBufferFromZone (aString, zone);
    else
	stringValue = NULL;

    return self;
}


- (const char *)stringValue
{
    return stringValue;
}


- (BOOL)isAttachment
{
    return NO;
}


// Shuts up the compiler about unused RCSId
- (const char *) rcsid
{
    return RCSId;
}


@end

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