cog/Spotlight/SpotlightTransformers.m

//
//  SpotlightTransformers.m
//  Cog
//
//  Created by Matthew Grinshpun on 11/02/08.
//  Copyright 2008 Matthew Leon Grinshpun. All rights reserved.
//

#include <Cocoa/Cocoa.h>

@interface StringToURLTransformer: NSValueTransformer {}
@end
@implementation StringToURLTransformer
+ (Class)transformedValueClass { return [NSURL class]; }
+ (BOOL)allowsReverseTransformation { return YES; }

// Convert from string to NSURL
- (id)transformedValue:(id)value {
    if (value == nil) return nil;
    
    return [NSURL URLWithString:value];
}

// Convert from NSURL to string
- (id)reverseTransformedValue:(id)value {
    if (value == nil) return nil;
    
    return [value absoluteString];
}
@end