This is NSConcreteNumber.m in view mode; [Download] [Up]
# line 1 "NSConcreteNumber.m" /* So gdb knows which file we are in */
/* NSConcreteNumber - Object encapsulation of numbers
Copyright (C) 1993,1994 Free Software Foundation, Inc.
Written by: Adam Fedor <fedor@boulder.colorado.edu>
Date: Mar 1995
This file is part of the GNU Objective C Class 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.
*/
#include <Foundation/NSConcreteNumber.h>
#include <Foundation/NSString.h>
#include <Foundation/NSException.h>
#include <Foundation/NSCoder.h>
/* This file should be run through a preprocessor with the macro TYPE_ORDER
defined to a number from 0 to 12 cooresponding to each number type */
#if TYPE_ORDER == 0
# define NumberTemplate NSBoolNumber
# define TYPE_METHOD boolValue
# define TYPE_FORMAT @"%uc"
#elif TYPE_ORDER == 1
# define NumberTemplate NSUCharNumber
# define TYPE_METHOD unsignedCharValue
# define TYPE_FORMAT @"%uc"
#elif TYPE_ORDER == 2
# define NumberTemplate NSCharNumber
# define TYPE_METHOD charValue
# define TYPE_FORMAT @"%c"
#elif TYPE_ORDER == 3
# define NumberTemplate NSUShortNumber
# define TYPE_METHOD unsignedShortValue
# define TYPE_FORMAT @"%hu"
#elif TYPE_ORDER == 4
# define NumberTemplate NSShortNumber
# define TYPE_METHOD shortValue
# define TYPE_FORMAT @"%hd"
#elif TYPE_ORDER == 5
# define NumberTemplate NSUIntNumber
# define TYPE_METHOD unsignedIntValue
# define TYPE_FORMAT @"%u"
#elif TYPE_ORDER == 6
# define NumberTemplate NSIntNumber
# define TYPE_METHOD intValue
# define TYPE_FORMAT @"%d"
#elif TYPE_ORDER == 7
# define NumberTemplate NSULongNumber
# define TYPE_METHOD unsignedLongValue
# define TYPE_FORMAT @"%lu"
#elif TYPE_ORDER == 8
# define NumberTemplate NSLongNumber
# define TYPE_METHOD longValue
# define TYPE_FORMAT @"%ld"
#elif TYPE_ORDER == 9
# define NumberTemplate NSULongLongNumber
# define TYPE_METHOD unsignedLongLongValue
# define TYPE_FORMAT @"%llu"
#elif TYPE_ORDER == 10
# define NumberTemplate NSLongLongNumber
# define TYPE_METHOD longLongValue
# define TYPE_FORMAT @"%lld"
#elif TYPE_ORDER == 11
# define NumberTemplate NSFloatNumber
# define TYPE_METHOD floatValue
# define TYPE_FORMAT @"%f"
#elif TYPE_ORDER == 12
# define NumberTemplate NSDoubleNumber
# define TYPE_METHOD doubleValue
# define TYPE_FORMAT @"%g"
#endif
@implementation NumberTemplate
- initValue:(const void *)value withObjCType:(const char *)type;
{
typedef _dt = data;
self = [super init];
data = *(_dt *)value;
return self;
}
- (BOOL)boolValue
{
return data;
}
- (char)charValue
{
return data;
}
- (double)doubleValue
{
return data;
}
- (float)floatValue
{
return data;
}
- (int)intValue
{
return data;
}
- (long long)longLongValue
{
return data;
}
- (long)longValue
{
return data;
}
- (short)shortValue
{
return data;
}
- (NSString *)stringValue
{
return [NSString stringWithFormat:TYPE_FORMAT, data];
}
- (unsigned char)unsignedCharValue
{
return data;
}
- (unsigned int)unsignedIntValue
{
return data;
}
- (unsigned long long)unsignedLongLongValue
{
return data;
}
- (unsigned long)unsignedLongValue
{
return data;
}
- (unsigned short)unsignedShortValue
{
return data;
}
- (NSComparisonResult)compare:(NSNumber *)otherNumber
{
typedef _dt = data;
_dt other_data = [otherNumber TYPE_METHOD];
if (data == other_data)
return NSOrderedSame;
else
return (data < other_data) ? NSOrderedAscending : NSOrderedDescending;
}
// Override these from NSValue
- (void)getValue:(void *)value
{
if (!value) {
[NSException raise:NSInvalidArgumentException
format:@"Cannot copy value into NULL pointer"];
/* NOT REACHED */
}
memcpy( value, &data, objc_sizeof_type([self objCType]) );
}
- (const char *)objCType
{
typedef _dt = data;
return @encode(_dt);
}
// NSCoding
- (void)encodeWithCoder:(NSCoder *)coder
{
const char *type;
[super encodeWithCoder:coder];
type = [self objCType];
[coder encodeValueOfObjCType:@encode(char *) at:&type];
[coder encodeValueOfObjCType:type at:&data];
}
- (id)initWithCoder:(NSCoder *)coder
{
// This should raise an exception - Use NSValueDecoder to decode NSNumber
self = [super initWithCoder:coder];
//[coder decodeValueOfObjCType:[self objCType] at:&data];
return self;
}
@end
These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.