51 lines
872 B
Mathematica
51 lines
872 B
Mathematica
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//
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// ToggleQueueTitleTransformer.m
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// Cog
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//
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// Created by Vincent Spader on 3/8/08.
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// Copyright 2008 __MyCompanyName__. All rights reserved.
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//
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#import "ToggleQueueTitleTransformer.h"
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@implementation ToggleQueueTitleTransformer
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+ (Class)transformedValueClass { return [NSArray class]; }
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+ (BOOL)allowsReverseTransformation { return NO; }
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// Convert from NSNumber to NSString
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- (id)transformedValue:(id)value {
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if (value == nil) return nil;
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if ([value count] == 0) return nil;
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BOOL trueFound = NO;
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BOOL falseFound = NO;
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for (NSNumber *q in value) {
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BOOL queued = [q boolValue];
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if (queued)
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{
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trueFound = YES;
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}
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else if (!queued)
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{
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falseFound = YES;
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}
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}
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if (trueFound && !falseFound)
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return @"Remove from Queue";
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else if (falseFound && !trueFound)
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return @"Add to Queue";
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else
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return @"Toggle Queued";
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}
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@end
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