Added example for using with Swift.

Made APIs more Swift friendly.

Author: DavydLiu

CHANGELOG.md

@@ -4,6 +4,11 @@ All notable changes to this project will be documented in this file.
 
 ---
 
+## [1.4.8](https://github.com/DavydLiu/DLRadioButton/releases/tag/1.4.8) (04/10/2016)
+* Added example for using with Swift.
+* Made APIs more Swift friendly.
+
+
 ## [1.4.7](https://github.com/DavydLiu/DLRadioButton/releases/tag/1.4.7) (04/02/2016)
 * Added support for RTL interface layout.
 * Updated API comments.

DLRadioButton.podspec.json

@@ -1,6 +1,6 @@
 {
 	"name": "DLRadioButton",
-	"version": "1.4.7",
+	"version": "1.4.8",
 	"summary": "A highly customizable Radio Button for iOS",
 	"description": "A highly customizable Radio Button for iOS.\n\n* Buttons are drew by UIBezierPath, customize it however you want.\n* You can also use pictures to indicate buttons' selection state.\n",
 	"homepage": "https://github.com/DavydLiu/DLRadioButton",
@@ -17,7 +17,7 @@
 	},
 	"source": {
 		"git": "https://github.com/DavydLiu/DLRadioButton.git",
-		"tag": "1.4.7"
+		"tag": "1.4.8"
 	},
 	"source_files": "DLRadioButton/**/*.{h,m}",
 	"exclude_files": "Classes/Exclude",

DLRadioButton.xcodeproj/project.pbxproj

@@ -300,7 +300,7 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				IPHONEOS_DEPLOYMENT_TARGET = 6.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				MTL_ENABLE_DEBUG_INFO = YES;
 				ONLY_ACTIVE_ARCH = YES;
 				SDKROOT = iphoneos;
@@ -342,7 +342,7 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				IPHONEOS_DEPLOYMENT_TARGET = 6.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				SDKROOT = iphoneos;
 				TARGETED_DEVICE_FAMILY = "1,2";

DLRadioButton/DLRadioButton.h

@@ -6,11 +6,35 @@
 IB_DESIGNABLE
 @interface DLRadioButton : UIButton
 
+#pragma mark - Access buttons
+
+/**
+ *  Finds out selected button in same group.
+ *
+ *  @return Selected button.
+ */
+- (nullable DLRadioButton *)selectedButton;
+
+/**
+ *  Finds out selected buttons in same group, use it only if multiple selection is enabled.
+ *
+ *  @return Selected buttons.
+ */
+- (nonnull NSArray<DLRadioButton *> *)selectedButtons;
+
 /**
  *  Container for holding other buttons in same group.
  */
-@property (nonatomic) IBOutletCollection(DLRadioButton) NSArray *otherButtons;
+@property (nonnull, nonatomic) IBOutletCollection(DLRadioButton) NSArray<DLRadioButton *> *otherButtons;
+
+/**
+ *  Clears selection for other buttons in in same group.
+ */
+- (void)deselectOtherButtons;
 
+#pragma mark - Customization
+
+NS_ASSUME_NONNULL_BEGIN
 /**
  *  Size of icon, default is kDefaulIconSize.
  */
@@ -66,24 +90,6 @@ IB_DESIGNABLE
  *  Whether enable multiple selection, default is NO.
  */
 @property (nonatomic, getter = isMultipleSelectionEnabled) BOOL multipleSelectionEnabled;
-
-/**
- *  Finds out selected button in same group.
- *
- *  @return Selected button.
- */
-- (DLRadioButton *)selectedButton;
-
-/**
- *  Finds out selected buttons in same group, use it only if multiple selection is enabled.
- *
- *  @return Selected buttons.
- */
-- (NSArray *)selectedButtons;
-
-/**
- *  Clears selection for other buttons in in same group.
- */
-- (void)deselectOtherButtons;
+NS_ASSUME_NONNULL_END
 
 @end

Example/DLRadioButton.framework/DLRadioButton

@@ -6,11 +6,35 @@
 IB_DESIGNABLE
 @interface DLRadioButton : UIButton
 
+#pragma mark - Access buttons
+
+/**
+ *  Finds out selected button in same group.
+ *
+ *  @return Selected button.
+ */
+- (nullable DLRadioButton *)selectedButton;
+
+/**
+ *  Finds out selected buttons in same group, use it only if multiple selection is enabled.
+ *
+ *  @return Selected buttons.
+ */
+- (nonnull NSArray<DLRadioButton *> *)selectedButtons;
+
 /**
  *  Container for holding other buttons in same group.
  */
-@property (nonatomic) IBOutletCollection(DLRadioButton) NSArray *otherButtons;
+@property (nonnull, nonatomic) IBOutletCollection(DLRadioButton) NSArray<DLRadioButton *> *otherButtons;
+
+/**
+ *  Clears selection for other buttons in in same group.
+ */
+- (void)deselectOtherButtons;
 
+#pragma mark - Customization
+
+NS_ASSUME_NONNULL_BEGIN
 /**
  *  Size of icon, default is kDefaulIconSize.
  */
@@ -66,24 +90,6 @@ IB_DESIGNABLE
  *  Whether enable multiple selection, default is NO.
  */
 @property (nonatomic, getter = isMultipleSelectionEnabled) BOOL multipleSelectionEnabled;
-
-/**
- *  Finds out selected button in same group.
- *
- *  @return Selected button.
- */
-- (DLRadioButton *)selectedButton;
-
-/**
- *  Finds out selected buttons in same group, use it only if multiple selection is enabled.
- *
- *  @return Selected buttons.
- */
-- (NSArray *)selectedButtons;
-
-/**
- *  Clears selection for other buttons in in same group.
- */
-- (void)deselectOtherButtons;
+NS_ASSUME_NONNULL_END
 
 @end

Example/DLRadioButton.framework/Headers/DLRadioButton.h

@@ -6,7 +6,7 @@
 	<dict>
 		<key>Headers/DLRadioButton.h</key>
 		<data>
-		AUTpUW+3DpeB/74Awfr3kVxsj5U=
+		AxrEoeOQUM+yJB38xuZlF8jcNuw=
 		</data>
 		<key>Info.plist</key>
 		<data>
@@ -21,7 +21,7 @@
 	<dict>
 		<key>Headers/DLRadioButton.h</key>
 		<data>
-		AUTpUW+3DpeB/74Awfr3kVxsj5U=
+		AxrEoeOQUM+yJB38xuZlF8jcNuw=
 		</data>
 		<key>Modules/module.modulemap</key>
 		<data>

Example/DLRadioButton.framework/_CodeSignature/CodeResources

@@ -9,6 +9,7 @@
 /* Begin PBXBuildFile section */
 		63B875781CB047AB00AE8E98 /* DLRadioButton.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 63B875771CB047AB00AE8E98 /* DLRadioButton.framework */; };
 		63B875791CB0481900AE8E98 /* DLRadioButton.framework in Embed Frameworks */ = {isa = PBXBuildFile; fileRef = 63B875771CB047AB00AE8E98 /* DLRadioButton.framework */; settings = {ATTRIBUTES = (CodeSignOnCopy, RemoveHeadersOnCopy, ); }; };
+		63B8757B1CBAB95800AE8E98 /* DemoViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 63B8757A1CBAB95800AE8E98 /* DemoViewController.swift */; };
 		63C933161B48EB1C009DD715 /* Images.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = 63C933151B48EB1C009DD715 /* Images.xcassets */; };
 		D1BE3A0319A7D263004BD3F5 /* Foundation.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D1BE3A0219A7D263004BD3F5 /* Foundation.framework */; };
 		D1BE3A0519A7D263004BD3F5 /* CoreGraphics.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D1BE3A0419A7D263004BD3F5 /* CoreGraphics.framework */; };
@@ -36,6 +37,7 @@
 
 /* Begin PBXFileReference section */
 		63B875771CB047AB00AE8E98 /* DLRadioButton.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; path = DLRadioButton.framework; sourceTree = "<group>"; };
+		63B8757A1CBAB95800AE8E98 /* DemoViewController.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = DemoViewController.swift; sourceTree = "<group>"; };
 		63C933151B48EB1C009DD715 /* Images.xcassets */ = {isa = PBXFileReference; lastKnownFileType = folder.assetcatalog; path = Images.xcassets; sourceTree = "<group>"; };
 		D1BE39FF19A7D263004BD3F5 /* DLRadioButtonExample.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = DLRadioButtonExample.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		D1BE3A0219A7D263004BD3F5 /* Foundation.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = Foundation.framework; path = System/Library/Frameworks/Foundation.framework; sourceTree = SDKROOT; };
@@ -101,10 +103,11 @@
 				D1BE3A1119A7D263004BD3F5 /* DLAppDelegate.h */,
 				D1BE3A1219A7D263004BD3F5 /* DLAppDelegate.m */,
 				63C933151B48EB1C009DD715 /* Images.xcassets */,
-				D1BE3A0919A7D263004BD3F5 /* Supporting Files */,
 				D1BE3A3519AB683D004BD3F5 /* Main.storyboard */,
 				D1BE3A3719AB7000004BD3F5 /* DLDemoViewController.h */,
 				D1BE3A3819AB7000004BD3F5 /* DLDemoViewController.m */,
+				63B8757A1CBAB95800AE8E98 /* DemoViewController.swift */,
+				D1BE3A0919A7D263004BD3F5 /* Supporting Files */,
 			);
 			path = DLRadioButtonExample;
 			sourceTree = "<group>";
@@ -148,6 +151,7 @@
 			isa = PBXProject;
 			attributes = {
 				CLASSPREFIX = DL;
+				LastSwiftUpdateCheck = 0730;
 				LastUpgradeCheck = 0700;
 				ORGANIZATIONNAME = "Xingruo Liu";
 				TargetAttributes = {
@@ -198,6 +202,7 @@
 				D1BE3A1319A7D263004BD3F5 /* DLAppDelegate.m in Sources */,
 				D1BE3A3919AB7000004BD3F5 /* DLDemoViewController.m in Sources */,
 				D1BE3A0F19A7D263004BD3F5 /* main.m in Sources */,
+				63B8757B1CBAB95800AE8E98 /* DemoViewController.swift in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -292,6 +297,7 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				CLANG_ENABLE_MODULES = YES;
 				CLANG_ENABLE_OBJC_ARC = YES;
 				CODE_SIGN_IDENTITY = "iPhone Developer";
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
@@ -307,6 +313,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = "com.liuxingruo.$(PRODUCT_NAME)";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE = "";
+				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
 				WRAPPER_EXTENSION = app;
 			};
 			name = Debug;
@@ -315,6 +322,7 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				CLANG_ENABLE_MODULES = YES;
 				CLANG_ENABLE_OBJC_ARC = YES;
 				CODE_SIGN_IDENTITY = "iPhone Developer";
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";

Example/DLRadioButtonExample.xcodeproj/project.pbxproj

@@ -3,6 +3,4 @@
 
 @interface DLDemoViewController : UIViewController
 
-@property (weak, nonatomic) IBOutlet DLRadioButton *waterButton;
-
 @end

Example/DLRadioButtonExample/DLDemoViewController.h

@@ -1,18 +1,12 @@
 #import "DLDemoViewController.h"
 
-@implementation DLDemoViewController
+@interface DLDemoViewController ()
 
-#pragma mark - Helpers
+@property (weak, nonatomic) IBOutlet DLRadioButton *waterButton;
 
-- (IBAction)logSelectedButton:(DLRadioButton *)radiobutton {
-    if (radiobutton.isMultipleSelectionEnabled) {
-        for (DLRadioButton *button in radiobutton.selectedButtons) {
-            NSLog(@"%@ is selected.\n", button.titleLabel.text);
-        }
-    } else {
-        NSLog(@"%@ is selected.\n", radiobutton.selectedButton.titleLabel.text);
-    }
-}
+@end
+
+@implementation DLDemoViewController
 
 #pragma mark - UIViewController
 
@@ -22,52 +16,63 @@ - (void)viewDidLoad {
     // enable multiple selection for water, beer and wine buttons.
     self.waterButton.multipleSelectionEnabled = YES;
 
-    // programmatically add buttons
+    // programmatically add button
     // first button
-    DLRadioButton *firstRadioButton = [[DLRadioButton alloc] initWithFrame:CGRectMake(self.view.frame.size.width / 2 - 131, 350, 262, 17)];
-    firstRadioButton.titleLabel.font = [UIFont systemFontOfSize:14];
-    [firstRadioButton setTitle:@"Red Button" forState:UIControlStateNormal];
-    [firstRadioButton setTitleColor:[UIColor redColor] forState:UIControlStateNormal];
-    firstRadioButton.iconColor = [UIColor redColor];
-    firstRadioButton.indicatorColor = [UIColor redColor];
-    firstRadioButton.contentHorizontalAlignment = UIControlContentHorizontalAlignmentLeft;
-    [firstRadioButton addTarget:self action:@selector(logSelectedButton:) forControlEvents:UIControlEventTouchUpInside];
-    [self.view addSubview:firstRadioButton];
+    CGRect frame = CGRectMake(self.view.frame.size.width / 2 - 131, 350, 262, 17);
+    DLRadioButton *firstRadioButton = [self createRadioButtonWithFrame:frame
+                                                                 Title:@"Red Button"
+                                                                 Color:[UIColor redColor]];
 
     // other buttons
     NSArray *colorNames = @[@"Brown", @"Orange", @"Green", @"Blue", @"Purple"];
-    NSArray *buttonColors = @[[UIColor brownColor], [UIColor orangeColor], [UIColor greenColor], [UIColor blueColor], [UIColor purpleColor]];
+    NSArray *colors = @[[UIColor brownColor], [UIColor orangeColor], [UIColor greenColor], [UIColor blueColor], [UIColor purpleColor]];
     NSInteger i = 0;
     NSMutableArray *otherButtons = [NSMutableArray new];
-    for (UIColor *buttonColor in buttonColors) {
-        // customize button
-        DLRadioButton *radioButton = [[DLRadioButton alloc] initWithFrame:CGRectMake(self.view.frame.size.width / 2 - 131, 380 + 30 * i, 262, 17)];
-        radioButton.titleLabel.font = [UIFont systemFontOfSize:14];
-        [radioButton setTitle:[colorNames[i] stringByAppendingString:@" Button"] forState:UIControlStateNormal];
-        [radioButton setTitleColor:buttonColor forState:UIControlStateNormal];
-        radioButton.iconColor = buttonColor;
-        radioButton.indicatorColor = buttonColor;
+    for (UIColor *color in colors) {
+        CGRect frame = CGRectMake(self.view.frame.size.width / 2 - 131, 380 + 30 * i, 262, 17);
+        DLRadioButton *radioButton = [self createRadioButtonWithFrame:frame
+                                                                Title:[colorNames[i] stringByAppendingString:@" Button"]
+                                                                Color:color];
         if (i % 2 == 0) {
             radioButton.iconSquare = YES;
         }
         if (i > 1) {
             // put icon on the right side
             radioButton.iconOnRight = YES;
             radioButton.contentHorizontalAlignment = UIControlContentHorizontalAlignmentRight;
-        } else {
-            radioButton.contentHorizontalAlignment = UIControlContentHorizontalAlignmentLeft;
         }
         [otherButtons addObject:radioButton];
-        [radioButton addTarget:self action:@selector(logSelectedButton:) forControlEvents:UIControlEventTouchUpInside];
-        [self.view addSubview:radioButton];
         i++;
     }
 
     firstRadioButton.otherButtons = otherButtons;
 }
 
-- (void)traitCollectionDidChange:(UITraitCollection *)previousTraitCollection {
+#pragma mark - Helper
+
+- (DLRadioButton *)createRadioButtonWithFrame:(CGRect) frame Title:(NSString *)title Color:(UIColor *)color
+{
+    DLRadioButton *radioButton = [[DLRadioButton alloc] initWithFrame:frame];
+    radioButton.titleLabel.font = [UIFont systemFontOfSize:14];
+    [radioButton setTitle:title forState:UIControlStateNormal];
+    [radioButton setTitleColor:color forState:UIControlStateNormal];
+    radioButton.iconColor = color;
+    radioButton.indicatorColor = color;
+    radioButton.contentHorizontalAlignment = UIControlContentHorizontalAlignmentLeft;
+    [radioButton addTarget:self action:@selector(logSelectedButton:) forControlEvents:UIControlEventTouchUpInside];
+    [self.view addSubview:radioButton];
 
+    return radioButton;
+}
+
+- (IBAction)logSelectedButton:(DLRadioButton *)radioButton {
+    if (radioButton.isMultipleSelectionEnabled) {
+        for (DLRadioButton *button in radioButton.selectedButtons) {
+            NSLog(@"%@ is selected.\n", button.titleLabel.text);
+        }
+    } else {
+        NSLog(@"%@ is selected.\n", radioButton.selectedButton.titleLabel.text);
+    }
 }
 
 @end