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27 lines
705 B
27 lines
705 B
//
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// SUVersionComparisonProtocol.h
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// Sparkle
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//
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// Created by Andy Matuschak on 12/21/07.
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// Copyright 2007 Andy Matuschak. All rights reserved.
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//
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#ifndef SUVERSIONCOMPARISONPROTOCOL_H
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#define SUVERSIONCOMPARISONPROTOCOL_H
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/*!
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@protocol
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@abstract Implement this protocol to provide version comparison facilities for Sparkle.
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*/
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@protocol SUVersionComparison
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/*!
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@method
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@abstract An abstract method to compare two version strings.
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@discussion Should return NSOrderedAscending if b > a, NSOrderedDescending if b < a, and NSOrderedSame if they are equivalent.
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*/
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- (NSComparisonResult)compareVersion:(NSString *)versionA toVersion:(NSString *)versionB;
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@end
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#endif
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