1.创建tabbar

.gitignore

@@ -40,7 +40,7 @@ playground.xcworkspace
 # Packages/
 # Package.pins
 # Package.resolved
-# *.xcodeproj
+*.xcodeproj
 #
 # Xcode automatically generates this directory with a .xcworkspacedata file and xcuserdata
 # hence it is not needed unless you have added a package configuration file to your project

BottomBar/AppDelegate.swift

@@ -14,7 +14,7 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
 
  func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
  // Override point for customization after application launch.
- let tabBarVC = RootTabBarController.init()
+ let tabBarVC = RootTabBarController()
  self.window?.rootViewController = tabBarVC
  self.window?.makeKeyAndVisible()
  return true

BottomBar/MusicDetailVC.swift

@@ -13,13 +13,13 @@ class MusicDetailVC: UIViewController {
 
  override func viewDidLoad() {
  super.viewDidLoad()
-
+ self.view.backgroundColor = .systemBlue;
  // Do any additional setup after loading the view.
  }
 
  override func viewWillAppear(_ animated: Bool) {
  if let tabBarController = self.tabBarController as? RootTabBarController {
- tabBarController.updateBottomStyle(.miniPlayViewOnly)
+ tabBarController.updateBottomStyle(.none)
  }
  }
 }

BottomBar/MusicViewController.swift

@@ -12,12 +12,12 @@ class MusicViewController: UIViewController {
 
  override func viewDidLoad() {
  super.viewDidLoad()
-
+ self.view.backgroundColor = .white
  // Do any additional setup after loading the view.
  }
 
  override func touchesBegan(_ touches: Set<UITouch>, with event: UIEvent?) {
- let vc = MusicDetailVC.init()
+ let vc = MusicDetailVC()
  self.navigationController?.pushViewController(vc, animated: true)
  }
 

BottomBar/RootTabBar.swift

@@ -2,13 +2,40 @@
 // RootTabBar.swift
 // BottomBar
 //
-// Created by 全达晖 on 2020/8/23.
+// Created by 全达晖 on 2020/9/3.
 // Copyright © 2020 全达晖. All rights reserved.
 //
 
 import UIKit
 
 class RootTabBar: UITabBar {
 
-
+ var itemsContainer: UIView?
+ var tabBarItems = [RootTabBarItem]()
+
+ override func layoutSubviews() {
+ super.layoutSubviews()
+ for tempView in self.subviews {
+ if (tempView.isKind(of: NSClassFromString("UITabBarButton")!)) {
+ tempView.removeFromSuperview()
+ }
+ }
+
+ self.layoutCustomTabBatItems()
+ }
+
+ func layoutCustomTabBatItems() {
+ #warning("写法")
+ if itemsContainer == nil {
+ itemsContainer = UIView.init(frame: CGRect.init(x: 0, y: layout.miniPlayViewHeight, width: screenWidth, height: layout.tabBarHeight))
+ self.addSubview(itemsContainer!)
+
+ let itemW = screenWidth / CGFloat(tabBarItems.count)
+ for (index,barItem) in tabBarItems.enumerated() {
+ barItem.frame = CGRect.init(x: itemW*CGFloat(index), y: 0, width: itemW, height: layout.tabBarHeight)
+ itemsContainer!.addSubview(barItem)
+ }
+
+ }
+ }
 }

BottomBar/RootTabBarController.swift

@@ -22,6 +22,29 @@ class RootTabBarController: UITabBarController {
 
  override func viewDidLoad() {
  super.viewDidLoad()
+
+ let tabBar = RootTabBar()
+
+ let musicTabBatItem = RootTabBarItem()
+ musicTabBatItem.icon = "tabbar_icon_account"
+ musicTabBatItem.title = "音乐"
+
+ let videoTabBatItem = RootTabBarItem()
+ videoTabBatItem.icon = "tabbar_icon_account"
+ videoTabBatItem.title = "视频"
+
+ let BBSTabBatItem = RootTabBarItem()
+ BBSTabBatItem.icon = "tabbar_icon_account"
+ BBSTabBatItem.title = "扑通"
+
+ let accountTabBatItem = RootTabBarItem()
+ accountTabBatItem.icon = "tabbar_icon_account"
+ accountTabBatItem.title = "我的"
+
+ tabBar.tabBarItems = [musicTabBatItem, videoTabBatItem, BBSTabBatItem, accountTabBatItem]
+
+ self.setValue(tabBar, forKey: "tabBar")
+
  let musicVC = MusicViewController()
  let image = UIImage.init(named: "tabbar_icon_account")
  musicVC.tabBarItem = UITabBarItem.init(title: "音乐", image: image, tag: 0)
@@ -46,9 +69,36 @@ class RootTabBarController: UITabBarController {
  override func viewDidLayoutSubviews() {
  super.viewDidLayoutSubviews()
 
+// if (self.botttomBarStyle == BPBottomBarStyleNone) {
+// tabBarStartingY = SCREEN_HEIGHT;
+// playBarHeight = PLAY_BAR_HEIGHT;
+// } else if (self.botttomBarStyle == BPBottomBarStylePlayBarOnly) {
+// tabBarStartingY = SCREEN_HEIGHT - PLAY_BAR_HEIGHT - SAFE_BOTTOM_MARGIN;
+// // 因buzz栏目有添加自定义的icon（此icon会超过UITabBarButton顶部4个像素）,所以在只展示playbar时候要处理这个情况
+// playBarHeight = PLAY_BAR_HEIGHT + SAFE_BOTTOM_MARGIN + 4;
+// } else if (self.botttomBarStyle == BPBottomBarStyleAll) {
+// tabBarStartingY = SCREEN_HEIGHT - TAB_BAR_HEIGHT - PLAY_BAR_HEIGHT - SAFE_BOTTOM_MARGIN;
+// playBarHeight = PLAY_BAR_HEIGHT;
+// }
+//
+// [self.tabBar setFrame: CGRectMake(0, tabBarStartingY, SCREEN_WIDTH, PLAY_BAR_HEIGHT + TAB_BAR_HEIGHT + SAFE_BOTTOM_MARGIN)];
+// self.playBar.frame = CGRectMake(0, 0, SCREEN_WIDTH, playBarHeight);
+
+ var tabBarY: CGFloat
+
+ switch bottomBarStyle {
+ case .none:
+ tabBarY = screenHeight
+ case .all:
+ tabBarY = screenHeight - layout.tabBarHeight - layout.miniPlayViewHeight - safeAreaBottomHeight
+ case .miniPlayViewOnly:
+ tabBarY = screenHeight - layout.tabBarHeight
+ }
+
+ self.tabBar.frame = CGRect.init(x: 0, y: tabBarY, width: screenWidth, height: layout.tabBarHeight + layout.miniPlayViewHeight + safeAreaBottomHeight)
  }
 
- func updateBottomStyle(_ style:BottomBarStyle) {
+ func updateBottomStyle(_ style: BottomBarStyle) {
  self.view.layoutIfNeeded()
  bottomBarStyle = style
  self.view.setNeedsLayout()

BottomBar/RootTabBarItem.swift

@@ -0,0 +1,76 @@
+//
+// RootTabBarItem.swift
+// BottomBar
+//
+// Created by 全达晖 on 2020/9/3.
+// Copyright © 2020 全达晖. All rights reserved.
+//
+
+import UIKit
+
+class RootTabBarItem: UIView {
+ // 对外暴露
+ var icon: String! {
+ didSet{
+ swappableImageView.image = UIImage.init(named: icon)
+ }
+ }
+ var title: String! {
+ didSet {
+ titleLabel.text = title
+ }
+ }
+ var titleColor: UIColor! {
+ didSet {
+ titleLabel.textColor = titleColor
+ }
+ }
+
+ // 私有属性
+ fileprivate
+ var swappableImageView: UIImageView!
+ var titleLabel: UILabel!
+
+ override init(frame: CGRect) {
+ super.init(frame: frame)
+ swappableImageView = UIImageView()
+ self.addSubview(swappableImageView)
+
+ titleLabel = UILabel()
+ titleLabel.textAlignment = .center
+ titleLabel.font = .systemFont(ofSize: 10)
+ titleLabel.numberOfLines = 0;
+ titleLabel.textColor = .systemGray
+ self.addSubview(titleLabel)
+ }
+
+ required init?(coder: NSCoder) {
+ fatalError("init(coder:) has not been implemented")
+ }
+
+ override func layoutSubviews() {
+ super.layoutSubviews()
+
+ // 图片和文字 模式
+ if icon.count > 0 && title.count > 0 {
+ let imgW: CGFloat = 22
+ let imgH: CGFloat = imgW
+ let imgX: CGFloat = (self.frame.width - imgW) / 2
+ let imgY: CGFloat = 0
+ swappableImageView.frame = CGRect.init(x: imgX, y: imgY, width: imgW, height: imgH)
+
+ let titleX: CGFloat = 0
+ let titleY: CGFloat = swappableImageView.frame.maxY + 5
+ let titleW: CGFloat = self.frame.width;
+ let titleH: CGFloat = 18
+ titleLabel.frame = CGRect.init(x: titleX, y: titleY, width: titleW, height: titleH)
+ }
+ // 只有图片 模式 主题
+ else {
+ swappableImageView.bounds = self.bounds
+ }
+ }
+
+
+
+}

BottomBar/UIConstants.swift

@@ -8,13 +8,17 @@
 
 import Foundation
 import UIKit
+import AdSupport
 
-
-#warning("todo 机型适配所用的宏定义 swift 怎么处理优雅")
-struct UIConstants {
- struct layout {
- static let tabBarHeight: CGFloat = 50
- static let miniPlayViewHeight: CGFloat = 44
-
- }
+struct layout {
+ static let tabBarHeight: CGFloat = 50
+ static let miniPlayViewHeight: CGFloat = 44
 }
+
+// 设备参数
+let screenFrame: CGRect = UIScreen.main.bounds
+let screenWidth = screenFrame.size.width
+let screenHeight = screenFrame.size.height
+let safeAreaTopHeight: CGFloat = (screenHeight >= 812.0 && UIDevice.current.model == "iPhone" ? 88 : 64)
+let safeAreaBottomHeight: CGFloat = (screenHeight >= 812.0 && UIDevice.current.model == "iPhone" ? 30 : 0)
+