3.0.0-alpha.1 release

Bohr.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name                  = "Bohr"
-  s.version               = "2.1.0"
+  s.version               = "3.0.0-alpha.1"
   s.summary               = "Settings screen composing framework"
   s.homepage              = "https://github.com/DavdRoman/Bohr"
   s.author                = { "David Román" => "d@vidroman.me" }

Bohr.xcodeproj/project.pbxproj

@@ -12,7 +12,6 @@
 		754E568A1B1DFDB400075B6E /* BOSetting.m in Sources */ = {isa = PBXBuildFile; fileRef = 754E56881B1DFDB400075B6E /* BOSetting.m */; };
 		754E568D1B1FC16700075B6E /* BOSwitchTableViewCell.h in Headers */ = {isa = PBXBuildFile; fileRef = 754E568B1B1FC16700075B6E /* BOSwitchTableViewCell.h */; settings = {ATTRIBUTES = (Public, ); }; };
 		754E568E1B1FC16700075B6E /* BOSwitchTableViewCell.m in Sources */ = {isa = PBXBuildFile; fileRef = 754E568C1B1FC16700075B6E /* BOSwitchTableViewCell.m */; };
-		7599AF461B2B29E000B253CD /* Main.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 7599AF451B2B29E000B253CD /* Main.storyboard */; };
 		759E1B001B2BC31700AD8F38 /* BOTimeTableViewCell.h in Headers */ = {isa = PBXBuildFile; fileRef = 754E56931B2083DE00075B6E /* BOTimeTableViewCell.h */; settings = {ATTRIBUTES = (Public, ); }; };
 		759E1B011B2BC31700AD8F38 /* BOTimeTableViewCell.m in Sources */ = {isa = PBXBuildFile; fileRef = 754E56941B2083DE00075B6E /* BOTimeTableViewCell.m */; };
 		75B6CE1C1B3756D800DADCBD /* BOOptionTableViewCell.h in Headers */ = {isa = PBXBuildFile; fileRef = 75B6CE1A1B3756D800DADCBD /* BOOptionTableViewCell.h */; settings = {ATTRIBUTES = (Public, ); }; };
@@ -35,6 +34,15 @@
 		75E19B451B2BC76100C03FF6 /* BOChoiceTableViewCell.m in Sources */ = {isa = PBXBuildFile; fileRef = 754E56A31B20D2FE00075B6E /* BOChoiceTableViewCell.m */; };
 		75E19B461B2BCCFE00C03FF6 /* BOTextTableViewCell.h in Headers */ = {isa = PBXBuildFile; fileRef = 75E02FE11B21F72C009698D3 /* BOTextTableViewCell.h */; settings = {ATTRIBUTES = (Public, ); }; };
 		75E19B471B2BCCFE00C03FF6 /* BOTextTableViewCell.m in Sources */ = {isa = PBXBuildFile; fileRef = 75E02FE21B21F72C009698D3 /* BOTextTableViewCell.m */; };
+		D5CF66461B8DFAC800FC5F13 /* BOTableViewSection.h in Headers */ = {isa = PBXBuildFile; fileRef = D5CF66441B8DFAC800FC5F13 /* BOTableViewSection.h */; settings = {ATTRIBUTES = (Public, ); }; };
+		D5CF66471B8DFAC800FC5F13 /* BOTableViewSection.m in Sources */ = {isa = PBXBuildFile; fileRef = D5CF66451B8DFAC800FC5F13 /* BOTableViewSection.m */; };
+		D5CF664C1B8DFF4700FC5F13 /* MZAppearance.h in Headers */ = {isa = PBXBuildFile; fileRef = D5CF66481B8DFF4700FC5F13 /* MZAppearance.h */; settings = {ATTRIBUTES = (Public, ); }; };
+		D5CF664D1B8DFF4700FC5F13 /* MZAppearance.m in Sources */ = {isa = PBXBuildFile; fileRef = D5CF66491B8DFF4700FC5F13 /* MZAppearance.m */; };
+		D5CF664E1B8DFF4700FC5F13 /* NSInvocation+Copy.h in Headers */ = {isa = PBXBuildFile; fileRef = D5CF664A1B8DFF4700FC5F13 /* NSInvocation+Copy.h */; };
+		D5CF664F1B8DFF4700FC5F13 /* NSInvocation+Copy.m in Sources */ = {isa = PBXBuildFile; fileRef = D5CF664B1B8DFF4700FC5F13 /* NSInvocation+Copy.m */; };
+		D5CF66521B8E491A00FC5F13 /* UIColor+Bohr.m in Sources */ = {isa = PBXBuildFile; fileRef = D5CF66511B8E491A00FC5F13 /* UIColor+Bohr.m */; };
+		D5D00B6E1B8FD14500ADCAB2 /* OptionsTableViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = D5D00B6D1B8FD14500ADCAB2 /* OptionsTableViewController.m */; };
+		D5D00B721B8FE63E00ADCAB2 /* BOTableViewCell+Private.h in Headers */ = {isa = PBXBuildFile; fileRef = D5D00B711B8FE63E00ADCAB2 /* BOTableViewCell+Private.h */; };
 		D5F1D8A91B3A1EF1004DA018 /* BOTableViewController+Private.h in Headers */ = {isa = PBXBuildFile; fileRef = D5F1D8A81B3A1EF1004DA018 /* BOTableViewController+Private.h */; };
 		D5F1D8AB1B3A210E004DA018 /* BOSetting+Private.h in Headers */ = {isa = PBXBuildFile; fileRef = D5F1D8AA1B3A210E004DA018 /* BOSetting+Private.h */; };
 /* End PBXBuildFile section */
@@ -75,7 +83,6 @@
 		754E56981B20C9D400075B6E /* BOButtonTableViewCell.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = BOButtonTableViewCell.m; sourceTree = "<group>"; };
 		754E56A21B20D2FE00075B6E /* BOChoiceTableViewCell.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = BOChoiceTableViewCell.h; sourceTree = "<group>"; };
 		754E56A31B20D2FE00075B6E /* BOChoiceTableViewCell.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = BOChoiceTableViewCell.m; sourceTree = "<group>"; };
-		7599AF451B2B29E000B253CD /* Main.storyboard */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = file.storyboard; path = Main.storyboard; sourceTree = "<group>"; };
 		75B6CE1A1B3756D800DADCBD /* BOOptionTableViewCell.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = BOOptionTableViewCell.h; sourceTree = "<group>"; };
 		75B6CE1B1B3756D800DADCBD /* BOOptionTableViewCell.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = BOOptionTableViewCell.m; sourceTree = "<group>"; };
 		75C7ADD31B1AB3010050C8AA /* BohrDemo.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = BohrDemo.app; sourceTree = BUILT_PRODUCTS_DIR; };
@@ -96,6 +103,17 @@
 		75C7AE261B1AB42A0050C8AA /* BOTableViewCell.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = BOTableViewCell.m; sourceTree = "<group>"; };
 		75E02FE11B21F72C009698D3 /* BOTextTableViewCell.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = BOTextTableViewCell.h; sourceTree = "<group>"; };
 		75E02FE21B21F72C009698D3 /* BOTextTableViewCell.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = BOTextTableViewCell.m; sourceTree = "<group>"; };
+		D5CF66441B8DFAC800FC5F13 /* BOTableViewSection.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = BOTableViewSection.h; sourceTree = "<group>"; };
+		D5CF66451B8DFAC800FC5F13 /* BOTableViewSection.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = BOTableViewSection.m; sourceTree = "<group>"; };
+		D5CF66481B8DFF4700FC5F13 /* MZAppearance.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MZAppearance.h; sourceTree = "<group>"; };
+		D5CF66491B8DFF4700FC5F13 /* MZAppearance.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = MZAppearance.m; sourceTree = "<group>"; };
+		D5CF664A1B8DFF4700FC5F13 /* NSInvocation+Copy.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "NSInvocation+Copy.h"; sourceTree = "<group>"; };
+		D5CF664B1B8DFF4700FC5F13 /* NSInvocation+Copy.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = "NSInvocation+Copy.m"; sourceTree = "<group>"; };
+		D5CF66501B8E491A00FC5F13 /* UIColor+Bohr.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "UIColor+Bohr.h"; sourceTree = "<group>"; };
+		D5CF66511B8E491A00FC5F13 /* UIColor+Bohr.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = "UIColor+Bohr.m"; sourceTree = "<group>"; };
+		D5D00B6C1B8FD14500ADCAB2 /* OptionsTableViewController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = OptionsTableViewController.h; sourceTree = "<group>"; };
+		D5D00B6D1B8FD14500ADCAB2 /* OptionsTableViewController.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = OptionsTableViewController.m; sourceTree = "<group>"; };
+		D5D00B711B8FE63E00ADCAB2 /* BOTableViewCell+Private.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "BOTableViewCell+Private.h"; sourceTree = "<group>"; };
 		D5F1D8A81B3A1EF1004DA018 /* BOTableViewController+Private.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "BOTableViewController+Private.h"; sourceTree = "<group>"; };
 		D5F1D8AA1B3A210E004DA018 /* BOSetting+Private.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "BOSetting+Private.h"; sourceTree = "<group>"; };
 /* End PBXFileReference section */
@@ -142,9 +160,12 @@
 			children = (
 				75C7ADDA1B1AB3010050C8AA /* AppDelegate.h */,
 				75C7ADDB1B1AB3010050C8AA /* AppDelegate.m */,
-				7599AF451B2B29E000B253CD /* Main.storyboard */,
+				D5CF66501B8E491A00FC5F13 /* UIColor+Bohr.h */,
+				D5CF66511B8E491A00FC5F13 /* UIColor+Bohr.m */,
 				75C7ADDD1B1AB3010050C8AA /* TableViewController.h */,
 				75C7ADDE1B1AB3010050C8AA /* TableViewController.m */,
+				D5D00B6C1B8FD14500ADCAB2 /* OptionsTableViewController.h */,
+				D5D00B6D1B8FD14500ADCAB2 /* OptionsTableViewController.m */,
 				75C7ADD61B1AB3010050C8AA /* Supporting Files */,
 			);
 			path = BohrDemo;
@@ -168,8 +189,11 @@
 				75C7AE1F1B1AB3480050C8AA /* BOTableViewController.h */,
 				75C7AE201B1AB3480050C8AA /* BOTableViewController.m */,
 				D5F1D8A81B3A1EF1004DA018 /* BOTableViewController+Private.h */,
+				D5CF66441B8DFAC800FC5F13 /* BOTableViewSection.h */,
+				D5CF66451B8DFAC800FC5F13 /* BOTableViewSection.m */,
 				75C7AE251B1AB42A0050C8AA /* BOTableViewCell.h */,
 				75C7AE261B1AB42A0050C8AA /* BOTableViewCell.m */,
+				D5D00B711B8FE63E00ADCAB2 /* BOTableViewCell+Private.h */,
 				754E564F1B1B461700075B6E /* BOTableViewCell+Subclass.h */,
 				754E568B1B1FC16700075B6E /* BOSwitchTableViewCell.h */,
 				754E568C1B1FC16700075B6E /* BOSwitchTableViewCell.m */,
@@ -186,6 +210,10 @@
 				754E56871B1DFDB400075B6E /* BOSetting.h */,
 				754E56881B1DFDB400075B6E /* BOSetting.m */,
 				D5F1D8AA1B3A210E004DA018 /* BOSetting+Private.h */,
+				D5CF66481B8DFF4700FC5F13 /* MZAppearance.h */,
+				D5CF66491B8DFF4700FC5F13 /* MZAppearance.m */,
+				D5CF664A1B8DFF4700FC5F13 /* NSInvocation+Copy.h */,
+				D5CF664B1B8DFF4700FC5F13 /* NSInvocation+Copy.m */,
 				75C7AE011B1AB3280050C8AA /* Supporting Files */,
 			);
 			path = Bohr;
@@ -213,7 +241,11 @@
 				75C7AE211B1AB3480050C8AA /* BOTableViewController.h in Headers */,
 				75E19B441B2BC76100C03FF6 /* BOChoiceTableViewCell.h in Headers */,
 				754E56891B1DFDB400075B6E /* BOSetting.h in Headers */,
+				D5CF66461B8DFAC800FC5F13 /* BOTableViewSection.h in Headers */,
+				D5CF664C1B8DFF4700FC5F13 /* MZAppearance.h in Headers */,
 				754E568D1B1FC16700075B6E /* BOSwitchTableViewCell.h in Headers */,
+				D5D00B721B8FE63E00ADCAB2 /* BOTableViewCell+Private.h in Headers */,
+				D5CF664E1B8DFF4700FC5F13 /* NSInvocation+Copy.h in Headers */,
 				75B6CE1C1B3756D800DADCBD /* BOOptionTableViewCell.h in Headers */,
 				75C7AE291B1AB42A0050C8AA /* BOTableViewCell.h in Headers */,
 				759E1B001B2BC31700AD8F38 /* BOTimeTableViewCell.h in Headers */,
@@ -268,15 +300,15 @@
 		75C7ADC91B1AB2F80050C8AA /* Project object */ = {
 			isa = PBXProject;
 			attributes = {
-				LastUpgradeCheck = 0630;
+				LastUpgradeCheck = 0640;
 				TargetAttributes = {
 					75C7ADD21B1AB3010050C8AA = {
 						CreatedOnToolsVersion = 6.3.2;
-						DevelopmentTeam = 928NVD8D9L;
+						DevelopmentTeam = 26CPNYHDUU;
 					};
 					75C7ADFE1B1AB3280050C8AA = {
 						CreatedOnToolsVersion = 6.3.2;
-						DevelopmentTeam = 928NVD8D9L;
+						DevelopmentTeam = 26CPNYHDUU;
 					};
 				};
 			};
@@ -304,7 +336,6 @@
 			isa = PBXResourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
-				7599AF461B2B29E000B253CD /* Main.storyboard in Resources */,
 				75C7ADE71B1AB3010050C8AA /* LaunchScreen.xib in Resources */,
 				75C7ADE41B1AB3010050C8AA /* Images.xcassets in Resources */,
 			);
@@ -324,9 +355,11 @@
 			isa = PBXSourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				D5CF66521B8E491A00FC5F13 /* UIColor+Bohr.m in Sources */,
 				75C7ADDF1B1AB3010050C8AA /* TableViewController.m in Sources */,
 				75C7ADDC1B1AB3010050C8AA /* AppDelegate.m in Sources */,
 				75C7ADD91B1AB3010050C8AA /* main.m in Sources */,
+				D5D00B6E1B8FD14500ADCAB2 /* OptionsTableViewController.m in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -338,11 +371,14 @@
 				75C7AE221B1AB3480050C8AA /* BOTableViewController.m in Sources */,
 				754E568A1B1DFDB400075B6E /* BOSetting.m in Sources */,
 				75B6CE1F1B375DCA00DADCBD /* BOButtonTableViewCell.m in Sources */,
+				D5CF66471B8DFAC800FC5F13 /* BOTableViewSection.m in Sources */,
 				754E568E1B1FC16700075B6E /* BOSwitchTableViewCell.m in Sources */,
 				759E1B011B2BC31700AD8F38 /* BOTimeTableViewCell.m in Sources */,
+				D5CF664D1B8DFF4700FC5F13 /* MZAppearance.m in Sources */,
 				75B6CE1D1B3756D800DADCBD /* BOOptionTableViewCell.m in Sources */,
 				75E19B471B2BCCFE00C03FF6 /* BOTextTableViewCell.m in Sources */,
 				75E19B451B2BC76100C03FF6 /* BOChoiceTableViewCell.m in Sources */,
+				D5CF664F1B8DFF4700FC5F13 /* NSInvocation+Copy.m in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -371,12 +407,15 @@
 		75C7ADCD1B1AB2F80050C8AA /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
+				ONLY_ACTIVE_ARCH = YES;
 			};
 			name = Debug;
 		};
 		75C7ADCE1B1AB2F80050C8AA /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 			};
 			name = Release;
 		};
@@ -419,7 +458,7 @@
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				INFOPLIST_FILE = BohrDemo/Info.plist;
-				IPHONEOS_DEPLOYMENT_TARGET = 8.3;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
 				MTL_ENABLE_DEBUG_INFO = YES;
 				ONLY_ACTIVE_ARCH = YES;
@@ -463,7 +502,7 @@
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				INFOPLIST_FILE = BohrDemo/Info.plist;
-				IPHONEOS_DEPLOYMENT_TARGET = 8.3;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
 				MTL_ENABLE_DEBUG_INFO = NO;
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -518,7 +557,7 @@
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				INFOPLIST_FILE = Bohr/Info.plist;
 				INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Frameworks";
-				IPHONEOS_DEPLOYMENT_TARGET = 8.3;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				MTL_ENABLE_DEBUG_INFO = YES;
 				ONLY_ACTIVE_ARCH = YES;
@@ -570,7 +609,7 @@
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				INFOPLIST_FILE = Bohr/Info.plist;
 				INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Frameworks";
-				IPHONEOS_DEPLOYMENT_TARGET = 8.3;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				MTL_ENABLE_DEBUG_INFO = NO;
 				PRODUCT_NAME = "$(TARGET_NAME)";

Bohr.xcodeproj/xcshareddata/xcschemes/Bohr.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0630"
+   LastUpgradeVersion = "0640"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"

Bohr/BOButtonTableViewCell.h

@@ -10,13 +10,7 @@
 
 @interface BOButtonTableViewCell : BOTableViewCell
 
-/// The target of the cell action.
-@property (nonatomic) id target;
-
-/// The action defined by the cell, triggered when it's tapped.
-@property (nonatomic) SEL action;
-
-/// Sets both the target and action for the cell to be performed.
-- (void)setTarget:(id)target action:(SEL)action;
+/// A block defining the cell action when it's pressed.
+@property (nonatomic, copy) void (^actionBlock)(void);
 
 @end

Bohr/BOButtonTableViewCell.m

@@ -17,17 +17,8 @@ - (void)setup {
 	self.textLabel.textAlignment = NSTextAlignmentCenter;
 }
 
-#pragma clang diagnostic ignored "-Warc-performSelector-leaks"
-
 - (void)wasSelectedFromViewController:(BOTableViewController *)viewController {
-	if ([self.target respondsToSelector:self.action]) {
-		[self.target performSelector:self.action];
-	}
-}
-
-- (void)setTarget:(id)target action:(SEL)action {
-	self.target = target;
-	self.action = action;
+	if (self.actionBlock) self.actionBlock();
 }
 
 @end

Bohr/BOChoiceTableViewCell.h

@@ -10,10 +10,10 @@
 
 @interface BOChoiceTableViewCell : BOTableViewCell
 
-/// An array defining (in short) all the options availables on the cell.
-@property (nonatomic, strong) NSArray *options;
+/// An array defining all the options available for the cell.
+@property (nonatomic) NSArray *options;
 
 /// An array defining all the footer titles for each option assigned to the cell.
-@property (nonatomic, strong) IBInspectable NSArray *footerTitles;
+@property (nonatomic) NSArray *footerTitles;
 
 @end

Bohr/BOChoiceTableViewCell.m

@@ -23,7 +23,7 @@ - (NSString *)footerTitle {
 		return self.footerTitles[currentOption];
 	}
 
-	return [super footerTitle];
+	return nil;
 }
 
 - (void)wasSelectedFromViewController:(BOTableViewController *)viewController {

Bohr/BOOptionTableViewCell.h

@@ -11,6 +11,6 @@
 @interface BOOptionTableViewCell : BOTableViewCell
 
 /// The string for the footer title when the cell has a checkmark on it.
-@property (nonatomic, strong) IBInspectable NSString *footerTitle;
+@property (nonatomic) NSString *footerTitle;
 
 @end

Bohr/BOOptionTableViewCell.m

@@ -17,18 +17,12 @@ - (void)setup {
 }
 
 - (void)wasSelectedFromViewController:(BOTableViewController *)viewController {
-	NSInteger optionIndex = [viewController.tableView indexPathForCell:self].row;
-	self.setting.value = @(optionIndex);
+	self.setting.value = @(self.indexPath.row);
 }
 
 - (void)settingValueDidChange {
 	NSInteger optionIndex = [self.setting.value integerValue];
-
-    if (optionIndex == self.indexPath.row) {
-        self.accessoryType = UITableViewCellAccessoryCheckmark;
-    } else {
-        self.accessoryType = UITableViewCellAccessoryNone;
-    }
+	self.accessoryType = (optionIndex == self.indexPath.row) ? UITableViewCellAccessoryCheckmark : UITableViewCellAccessoryNone;
 }
 
 @end

Bohr/BOSetting+Private.h

@@ -10,8 +10,6 @@
 
 @interface BOSetting ()
 
-typedef void(^BOSettingValueDidChangeBlock)(void);
-
-@property (nonatomic, copy) BOSettingValueDidChangeBlock valueDidChangeBlock;
+@property (nonatomic, copy) void(^valueDidChangeBlock)(void);
 
 @end

Bohr/BOSetting.m

@@ -10,19 +10,21 @@
 
 @implementation BOSetting
 
-+ (instancetype)settingWithKey:(NSString *)key {
-	return [[self alloc] initWithKey:key];
-}
-
 - (instancetype)initWithKey:(NSString *)key {
-	if (self = [super init]) {
-		_key = key;
-		[[NSUserDefaults standardUserDefaults] addObserver:self forKeyPath:self.key options:NSKeyValueObservingOptionNew context:nil];
+	if (key) {
+		if (self = [super init]) {
+			_key = key;
+			[[NSUserDefaults standardUserDefaults] addObserver:self forKeyPath:self.key options:NSKeyValueObservingOptionNew context:nil];
+		}
 	}
 
 	return self;
 }
 
++ (instancetype)settingWithKey:(NSString *)key {
+	return [[self alloc] initWithKey:key];
+}
+
 - (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context {
 	self.value = change[@"new"];
 	if (self.valueDidChangeBlock) self.valueDidChangeBlock();
@@ -38,8 +40,13 @@ - (void)setValue:(id)value {
 	}
 }
 
+- (void)setValueDidChangeBlock:(void (^)(void))valueDidChangeBlock {
+	_valueDidChangeBlock = valueDidChangeBlock;
+	if (valueDidChangeBlock) valueDidChangeBlock();
+}
+
 - (void)dealloc {
-	[[NSUserDefaults standardUserDefaults] removeObserver:self forKeyPath:self.key];
+	if (self.key) [[NSUserDefaults standardUserDefaults] removeObserver:self forKeyPath:self.key];
 }
 
 @end

Bohr/BOSwitchTableViewCell.h

@@ -11,12 +11,12 @@
 @interface BOSwitchTableViewCell : BOTableViewCell
 
 /// The switch on the cell.
-@property (nonatomic, strong) UISwitch *toggleSwitch;
+@property (nonatomic) UISwitch *toggleSwitch;
 
 /// The footer title when the toggle switch is on.
-@property (nonatomic, strong) IBInspectable NSString *onFooterTitle;
+@property (nonatomic) NSString *onFooterTitle;
 
 /// The footer title when the toggle switch is off.
-@property (nonatomic, strong) IBInspectable NSString *offFooterTitle;
+@property (nonatomic) NSString *offFooterTitle;
 
 @end