ResKnife/Cocoa/Classes/SizeFormatter.m
2001-10-19 19:41:13 +00:00

46 lines
749 B
Objective-C

#import "SizeFormatter.h"
@implementation SizeFormatter
- (void)awakeFromNib
{
[self setFormat:@"#,##0.0"];
[self setLocalizesFormat:YES];
[self setAllowsFloats:YES];
}
- (NSString *)stringForObjectValue:(id)obj
{
NSMutableString *string = [NSMutableString string];
float value = [obj floatValue];
int power = 0;
while( value >= 1024 && power <= 30 )
{
power += 10; // 10 == KB, 20 == MB, 30 == GB
value /= 1024;
}
switch( power )
{
case 0:
[string appendFormat:@"%.0f", value];
break;
case 10:
[string appendFormat:@"%.1f KB", value];
break;
case 20:
[string appendFormat:@"%.1f MB", value];
break;
default:
[string appendFormat:@"%.1f GB", value];
break;
}
return string;
}
@end