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50 lines
1.8 KiB
50 lines
1.8 KiB
/*****************************************************************************
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* VLCHexNumberFormatter.m
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*****************************************************************************
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* Copyright (C) 2017 VLC authors and VideoLAN
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* $Id$
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*
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* Authors: Marvin Scholz <epirat07 at gmail dot com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
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*****************************************************************************/
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#import "VLCHexNumberFormatter.h"
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@implementation VLCHexNumberFormatter
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- (NSString *)stringForObjectValue:(id)obj
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{
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if (![obj isKindOfClass:[NSNumber class]]) {
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return nil;
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}
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NSString *string = [NSString stringWithFormat:@"%06" PRIX32, [obj intValue]];
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return string;
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}
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- (BOOL)getObjectValue:(out id _Nullable __autoreleasing *)obj
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forString:(NSString *)string
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errorDescription:(out NSString *__autoreleasing _Nullable *)error
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{
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unsigned result = 0;
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NSScanner *scanner = [NSScanner scannerWithString:string];
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BOOL success = [scanner scanHexInt:&result];
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*obj = (success) ? [NSNumber numberWithInt:result] : nil;
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return success;
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}
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@end
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