From 3956454ed1dadaece26a698799a48850fa6c436c Mon Sep 17 00:00:00 2001
From: David Symonds <dsymonds@gmail.com>
Date: Mon, 17 Sep 2007 16:56:49 +1000
Subject: [PATCH] Write some initial generic poset code.

---
 Framework/SUPoset.h               | 22 +++++++++++++++++
 Framework/SUPoset.m               | 50 +++++++++++++++++++++++++++++++++++++++
 Sparkle.xcodeproj/project.pbxproj |  8 ++++++-
 3 files changed, 79 insertions(+), 1 deletion(-)
 create mode 100644 Framework/SUPoset.h
 create mode 100644 Framework/SUPoset.m

diff --git a/Framework/SUPoset.h b/Framework/SUPoset.h
new file mode 100644
index 0000000..9658f7f
--- /dev/null
+++ b/Framework/SUPoset.h
@@ -0,0 +1,22 @@
+//
+//  SUPoset.h
+//  Sparkle
+//
+//  Created by David Symonds on 17/09/07.
+//  Copyright 2007 __MyCompanyName__. All rights reserved.
+//
+
+#import <Cocoa/Cocoa.h>
+
+
+@interface SUPoset : NSObject {
+	NSMutableArray *declaredOrderings;
+}
+
+- (SUPoset *)init;
+
+- (void)clearOrderings;
+
+- (void)setOrdering:(id)object1 toObject:(id)object2 as:(NSComparisonResult)order;
+
+@end
diff --git a/Framework/SUPoset.m b/Framework/SUPoset.m
new file mode 100644
index 0000000..8d529ce
--- /dev/null
+++ b/Framework/SUPoset.m
@@ -0,0 +1,50 @@
+//
+//  SUPoset.m
+//  Sparkle
+//
+//  Created by David Symonds on 17/09/07.
+//  Copyright 2007 __MyCompanyName__. All rights reserved.
+//
+
+#import "SUPoset.h"
+
+
+@implementation SUPoset
+
+- (SUPoset *)init
+{
+	if (!(self = [super init]))
+		return nil;
+
+	declaredOrderings = [[NSMutableArray alloc] init];
+
+	return self;
+}
+
+- (void)dealloc
+{
+	[declaredOrderings release];
+
+	[super dealloc];
+}
+
+#pragma mark -
+
+- (void)clearOrderings
+{
+	[declaredOrderings removeAllObjects];
+}
+
+#pragma mark -
+
+- (void)setOrdering:(id)object1 toObject:(id)object2 as:(NSComparisonResult)order
+{
+	if (order == NSOrderedSame)	// TODO: is there a sensible use case for this being accepted?
+		[NSException raise:@"Logic Error" format:@"Poset elements can't be equal."];
+	else if (order == NSOrderedAscending)
+		[declaredOrderings addObject:[NSArray arrayWithObjects:object1, object2, nil]];
+	else
+		[declaredOrderings addObject:[NSArray arrayWithObjects:object2, object1, nil]];
+}
+
+@end
diff --git a/Sparkle.xcodeproj/project.pbxproj b/Sparkle.xcodeproj/project.pbxproj
index 65b625a..9a77fa4 100644
--- a/Sparkle.xcodeproj/project.pbxproj
+++ b/Sparkle.xcodeproj/project.pbxproj
@@ -156,8 +156,10 @@
 		61D9B16B0C96529F00D774C4 /* BLAuthentication.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = BLAuthentication.h; sourceTree = "<group>"; };
 		61D9B16C0C96529F00D774C4 /* BLAuthentication.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = BLAuthentication.m; sourceTree = "<group>"; };
 		61D9B1C30C96545900D774C4 /* Security.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = Security.framework; path = /System/Library/Frameworks/Security.framework; sourceTree = "<absolute>"; };
-		8D202CF70486D31800D8A456 /* PrefPane-Info.plist */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.plist.xml; name = "PrefPane-Info.plist"; path = "PrefPane/PrefPane-Info.plist"; sourceTree = "<group>"; };
+		8D202CF70486D31800D8A456 /* PrefPane-Info.plist */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.xml; name = "PrefPane-Info.plist"; path = "PrefPane/PrefPane-Info.plist"; sourceTree = "<group>"; };
 		8D202CF80486D31800D8A456 /* Sparkle.prefPane */ = {isa = PBXFileReference; explicitFileType = wrapper.cfbundle; includeInIndex = 0; path = Sparkle.prefPane; sourceTree = BUILT_PRODUCTS_DIR; };
+		8DD4ED4E0C9E58F3005CE26A /* SUPoset.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = SUPoset.h; sourceTree = "<group>"; };
+		8DD4ED4F0C9E58F3005CE26A /* SUPoset.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = SUPoset.m; sourceTree = "<group>"; };
 		F506C035013D953901CA16C8 /* PreferencePanes.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = PreferencePanes.framework; path = /System/Library/Frameworks/PreferencePanes.framework; sourceTree = "<absolute>"; };
 		F506C03C013D9D7901CA16C8 /* SparklePref.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = SparklePref.h; path = PrefPane/SparklePref.h; sourceTree = "<group>"; };
 		F506C03D013D9D7901CA16C8 /* SparklePref.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = SparklePref.m; path = PrefPane/SparklePref.m; sourceTree = "<group>"; };
@@ -327,6 +329,8 @@
 				619D26900C98F08D0034B7EE /* Sparkle Framework-Info.plist */,
 				6184C9DE0C6D01CA002684BC /* SUProduct.h */,
 				6184C9DF0C6D01CA002684BC /* SUProduct.m */,
+				8DD4ED4E0C9E58F3005CE26A /* SUPoset.h */,
+				8DD4ED4F0C9E58F3005CE26A /* SUPoset.m */,
 			);
 			path = Framework;
 			sourceTree = "<group>";
@@ -391,6 +395,7 @@
 			files = (
 				619D26BF0C98F1620034B7EE /* SUProduct.h in Headers */,
 				619D26E10C98F2370034B7EE /* NDAlias.h in Headers */,
+				8DD4ED500C9E58F3005CE26A /* SUPoset.h in Headers */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -631,6 +636,7 @@
 				619D26E60C98F23B0034B7EE /* NDResourceFork.m in Sources */,
 				619D26E80C98F23D0034B7EE /* NSString+NDCarbonUtilities.m in Sources */,
 				619D26EA0C98F23E0034B7EE /* NSURL+NDCarbonUtilities.m in Sources */,
+				8DD4ED510C9E58F3005CE26A /* SUPoset.m in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
-- 
2.11.4.GIT