Framework/SUPoset.h

   1 //
   2 //  SUPoset.h
   3 //  Sparkle
   4 //
   5 //  Created by David Symonds on 17/09/07.
   6 //  Copyright 2007 __MyCompanyName__. All rights reserved.
   7 //
   8
   9 #import <Cocoa/Cocoa.h>
  10
  11
  12 typedef enum {
  13         SUPosetOrderAscending = -1,
  14         SUPosetOrderUnknown = 0,
  15         SUPosetOrderDescending = 1,
  16 } SUPosetOrder;
  17
  18 @interface SUPoset : NSObject {
  19         NSMutableArray *groundSet;
  20         NSMutableArray *declaredOrderings;
  21 }
  22
  23 - (SUPoset *)init;
  24
  25 - (void)clearOrderings;
  26
  27 - (void)setOrdering:(id)object1 toObject:(id)object2 as:(SUPosetOrder)order;
  28 - (void)setOrdering:(id)object1 comesBefore:(id)object2;
  29
  30 - (SUPosetOrder)compare:(id)object1 toObject:(id)object2;
  31
  32 @end