增加夜间模式切换

Author: JmoVxia

CLDemo-Swift/CLDemo-Swift.xcodeproj/project.pbxproj

@@ -11,6 +11,9 @@ import UIKit
 class AppDelegate: UIResponder, UIApplicationDelegate {
     var window: UIWindow?
     func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
+        if #available(iOS 13.0, *) {
+            window?.overrideUserInterfaceStyle = CLTheme.mode.style
+        }
         let tabBarController = CLTabBarController()
         window?.rootViewController = tabBarController
         window?.makeKeyAndVisible()

CLDemo-Swift/CLDemo-Swift/AppDelegate.swift

@@ -0,0 +1,73 @@
+//
+//  CLTheme.swift
+//  CLDemo-Swift
+//
+//  Created by Chen JmoVxia on 2021/7/15.
+//
+
+import UIKit
+
+
+extension CLTheme {
+    /// 模式
+    enum Mode: String, CaseIterable {
+        ///跟随系统
+        case follow
+        ///白天
+        case light
+        ///夜间
+        case dark
+
+        @available(iOS 13.0, *)
+        /// 风格
+        var style: UIUserInterfaceStyle {
+            switch self {
+                case .follow: return .unspecified
+                case .light: return .light
+                case .dark: return .dark
+            }
+        }
+    }
+}
+
+class CLTheme {
+    @CLUserDefaultStorage(keyName: "appTheme")
+    private static var appTheme: String?
+
+    ///模式
+    static var mode: Mode {
+        get { return Mode(rawValue: appTheme ?? "") ?? .follow }
+        set { appTheme = newValue.rawValue }
+    }
+    /// 创造颜色
+    static func makeColor(light: UIColor, dark: UIColor) -> UIColor {
+        if #available(iOS 13.0, *) {
+            return UIColor { $0.userInterfaceStyle == .light ? light : dark }
+        } else {
+            return CLTheme.mode == .light ? light : dark
+        }
+    }
+    /// 创造图片
+    static func makeImage(light: UIImage, dark: UIImage) -> UIImage {
+        if #available(iOS 13.0, *) {
+            let image = UIImage()
+            image.imageAsset?.register(light, with: .init(userInterfaceStyle: .light))
+            image.imageAsset?.register(dark, with: .init(userInterfaceStyle: .dark))
+            return image
+        } else {
+            return CLTheme.mode == .light ? light : dark
+        }
+    }
+}
+
+extension UIColor {
+    static func color(light: UIColor, dark: UIColor) -> UIColor {
+        return CLTheme.makeColor(light: light, dark: dark)
+    }
+}
+
+extension UIImage {
+    static func image(light: UIImage, dark: UIImage) -> UIImage {
+        return CLTheme.makeImage(light: light, dark: dark)
+    }
+}

CLDemo-Swift/CLDemo-Swift/Assets.xcassets/PopupMeal/Contents.json

@@ -54,7 +54,7 @@ class CLController: UIViewController {
     private lazy var titleLabel: UILabel = {
        let view = UILabel()
         view.font = PingFangSCBold(18)
-        view.textColor = .hex("333333")
+        view.textColor = .color(light: .hex("333333"), dark: .white)
         return view
     }()
 }
@@ -84,7 +84,7 @@ extension CLController {
 //MARK: - JmoVxia---布局
 private extension CLController {
     func initUI() {
-        view.backgroundColor = .white
+        view.backgroundColor = .color(light: .white, dark: .hex("#666666"))
         navigationItem.titleView = titleLabel
         let target = navigationController?.interactivePopGestureRecognizer?.delegate
         let pan = UIPanGestureRecognizer.init(target: target, action: Selector(("handleNavigationTransition:")))
@@ -117,7 +117,7 @@ extension CLController {
 
         }
         get {
-            return .light
+            return CLTheme.mode.style
         }
     }
 }

CLDemo-Swift/CLDemo-Swift/CLTheme/CLTheme.swift

@@ -29,7 +29,7 @@ class CLBackView: UIControl {
     }
     var themeColor: UIColor = .black {
         didSet {
-            backimageView.image = UIImage(named: "navigationBack")
+            backimageView.image = .image(light: UIImage(named: "navigationBack")!, dark: (UIImage(named: "navigationBack")?.tintImage(.white))!)
             textLabel.textColor = themeColor;
         }
     }
@@ -41,7 +41,7 @@ class CLBackView: UIControl {
     }()
     private lazy var backimageView: UIImageView = {
        let view = UIImageView()
-        view.image = UIImage(named: "navigationBack")?.tintImage(themeColor)
+        view.image = .image(light: UIImage(named: "navigationBack")!, dark: (UIImage(named: "navigationBack")?.tintImage(.white))!)
         return view
     }()
 }

CLDemo-Swift/CLDemo-Swift/Class/Base/CLController/CLController.swift

@@ -71,7 +71,7 @@ extension CLChangeFontSizeController {
 private extension CLChangeFontSizeController {
     func initUI() {
         updateTitleLabel { (label) in
-            label.text = "字体大小"
+            label.text = "夜间模式".localized
         }
         view.backgroundColor = UIColor.white
         view.addSubview(slider)