首页 UI 完善

galaxy/Podfile

@@ -29,7 +29,6 @@ target 'galaxy' do
   pod 'SwifterSwift','6.0.0'
   #下拉刷新、上拉更多
   pod 'ESPullToRefresh',"2.9.3"
-
   #Toast
   pod 'Toast-Swift', '5.0.1'
   #富文本 UILabel
@@ -58,10 +57,10 @@ target 'galaxy' do
   pod 'SkeletonView','1.30.4'
   #导航栏、手势
   pod 'GKNavigationBarSwift','1.6.5'
-  
   #crash统计
   pod 'Bugly','2.5.93'
-  
+  #主流APP分类切换滚动视图
+  pod 'JXSegmentedView','1.3.0'
 end
 
 

galaxy/galaxy.xcodeproj/project.pbxproj

@@ -80,6 +80,7 @@
 		A5C5B2E82B4EC95600A7C5D1 /* YHDavidTestCollectionViewCell.swift in Sources */ = {isa = PBXBuildFile; fileRef = A5C5B2E72B4EC95600A7C5D1 /* YHDavidTestCollectionViewCell.swift */; };
 		A5C5B2EA2B4ECA4D00A7C5D1 /* YHDavidModel0.swift in Sources */ = {isa = PBXBuildFile; fileRef = A5C5B2E92B4ECA4D00A7C5D1 /* YHDavidModel0.swift */; };
 		A5C5B2EE2B4F9B8800A7C5D1 /* Localizable.xcstrings in Resources */ = {isa = PBXBuildFile; fileRef = A5C5B2ED2B4F9B8800A7C5D1 /* Localizable.xcstrings */; };
+		A5C5B2F92B5515CE00A7C5D1 /* BsPageContentView.swift in Sources */ = {isa = PBXBuildFile; fileRef = A5C5B2F82B5515CE00A7C5D1 /* BsPageContentView.swift */; };
 		A5D6AB1B2B46A1CC001C10A5 /* YHHomeModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = A5D6AB1A2B46A1CC001C10A5 /* YHHomeModel.swift */; };
 		A5D6AB1D2B46AAFB001C10A5 /* YHHomePageViewModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = A5D6AB1C2B46AAFB001C10A5 /* YHHomePageViewModel.swift */; };
 /* End PBXBuildFile section */
@@ -194,6 +195,7 @@
 		A5C5B2E72B4EC95600A7C5D1 /* YHDavidTestCollectionViewCell.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = YHDavidTestCollectionViewCell.swift; sourceTree = "<group>"; };
 		A5C5B2E92B4ECA4D00A7C5D1 /* YHDavidModel0.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = YHDavidModel0.swift; sourceTree = "<group>"; };
 		A5C5B2ED2B4F9B8800A7C5D1 /* Localizable.xcstrings */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.json.xcstrings; path = Localizable.xcstrings; sourceTree = "<group>"; };
+		A5C5B2F82B5515CE00A7C5D1 /* BsPageContentView.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = BsPageContentView.swift; sourceTree = "<group>"; };
 		A5D6AB1A2B46A1CC001C10A5 /* YHHomeModel.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = YHHomeModel.swift; sourceTree = "<group>"; };
 		A5D6AB1C2B46AAFB001C10A5 /* YHHomePageViewModel.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = YHHomePageViewModel.swift; sourceTree = "<group>"; };
 		B6BB01E4C5DB87B66F0ECE84 /* Pods-galaxy.release.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-galaxy.release.xcconfig"; path = "Target Support Files/Pods-galaxy/Pods-galaxy.release.xcconfig"; sourceTree = "<group>"; };
@@ -586,6 +588,7 @@
 		A5ACE95B2B45712D002C94D2 /* V */ = {
 			isa = PBXGroup;
 			children = (
+				A5C5B2F82B5515CE00A7C5D1 /* BsPageContentView.swift */,
 				A530268F2B4E6F2700F35102 /* YHHomeCustomCell.swift */,
 				A5C5B2E72B4EC95600A7C5D1 /* YHDavidTestCollectionViewCell.swift */,
 			);
@@ -814,6 +817,7 @@
 				A5ACE9522B4564F7002C94D2 /* YHIntelligentServiceViewController.swift in Sources */,
 				A5ACE9462B4564F7002C94D2 /* BsHUDSquareBaseView.swift in Sources */,
 				A5551FFE2B4C26CE00510980 /* YHBaseViewModel.swift in Sources */,
+				A5C5B2F92B5515CE00A7C5D1 /* BsPageContentView.swift in Sources */,
 				A5ACE94B2B4564F7002C94D2 /* BsHUDRotatingImageView.swift in Sources */,
 				A5ACE94F2B4564F7002C94D2 /* YhOverlayView.swift in Sources */,
 				A53026902B4E6F2700F35102 /* YHHomeCustomCell.swift in Sources */,

galaxy/galaxy/Classes/Modules/Home(首页)/C/YHDavidTestViewController.swift

@@ -7,8 +7,8 @@
 //
 
 import UIKit
-
 import ESPullToRefresh
+import JXSegmentedView
 
 class YHDavidTestViewController: YHBaseViewController {
     lazy var items = {
@@ -27,7 +27,7 @@ class YHDavidTestViewController: YHBaseViewController {
         flowLayout.scrollDirection = .vertical
         
         let collectinoView = UICollectionView(frame: .zero, collectionViewLayout: flowLayout)
-        collectinoView.contentInset = UIEdgeInsets(top: 0, left: margin, bottom: 0, right: margin)
+        collectinoView.contentInset = UIEdgeInsets(top: 20, left: margin, bottom: 20, right: margin)
         collectinoView.backgroundColor = UIColor.white
         collectinoView.register(YHAboutUsAdvantageCell.self, forCellWithReuseIdentifier:YHAboutUsAdvantageCell.cellReuseIdentifier)
         collectinoView.register(YHDavidTestCollectionViewCell.self, forCellWithReuseIdentifier:YHDavidTestCollectionViewCell.cellReuseIdentifier)
@@ -43,16 +43,12 @@ class YHDavidTestViewController: YHBaseViewController {
     
     override func viewDidLoad() {
         super.viewDidLoad()
-        
         setupUI()
         
-        self.myCollectView.es.addPullToRefresh {
-            self.loadFirstItem()
-        }
-        self.myCollectView.es.startPullToRefresh()
-        self.myCollectView.es.addInfiniteScrolling {
-            self.loadFakeData()
-        }
+        view.backgroundColor = .mainColor//for test hjl
+//        gk_navigationBar.isHidden = true
+        
+        
     }
 }
 
@@ -80,12 +76,22 @@ extension YHDavidTestViewController {
     
     func setupUI() {
         gk_navTitle = "David的测试UI"
+        
         view.backgroundColor = .white
-        view.addSubview(myCollectView)
         
+        
+        view.addSubview(myCollectView)
         myCollectView.snp.makeConstraints { make in
             make.left.right.bottom.equalToSuperview()
-            make.top.equalToSuperview().offset(k_Height_NavigationtBarAndStatuBar)
+            make.top.equalToSuperview()//.offset(k_Height_NavigationtBarAndStatuBar)
+        }
+        
+        self.myCollectView.es.addPullToRefresh {
+            self.loadFirstItem()
+        }
+        self.myCollectView.es.startPullToRefresh()
+        self.myCollectView.es.addInfiniteScrolling {
+            self.loadFakeData()
         }
     }
 }
@@ -108,3 +114,11 @@ extension YHDavidTestViewController: UICollectionViewDelegateFlowLayout, UIColle
         print("index is \(indexPath.row)")
     }
 }
+
+
+// MARK: - JXSegmentedListContainerViewListDelegate
+extension YHDavidTestViewController: JXSegmentedListContainerViewListDelegate {
+    func listView() -> UIView {
+        return self.view
+    }
+}

galaxy/galaxy/Classes/Modules/Home(首页)/C/YHHomeViewController.swift

@@ -8,8 +8,19 @@
 
 import Foundation
 import GKNavigationBarSwift
+import JXSegmentedView
 
 class YHHomeViewController: YHBaseViewController {
+    
+    let sectionHeaderHeight : CGFloat = 40
+    let cellHeight : CGFloat = 80
+    var arrItemVc : [UIViewController] = []
+    var myCellHeight : CGFloat {
+        get {
+            return view.height - homeNavBarView.height  - k_TabBar_Height - k_Height_NavigationtBarAndStatuBar - cellHeight * 2  - sectionHeaderHeight
+        }
+    }
+    
     //model 及网络请求
     lazy var homeReqVM : YHHomePageViewModel = {
         return YHHomePageViewModel()
@@ -39,7 +50,6 @@ class YHHomeViewController: YHBaseViewController {
             make.width.equalTo(120)
         }
         
-        
         let btnMsg = UIButton(type: .custom)
         btnMsg.setImage(UIImage(named: "home_nav_msg"), for: .normal)
         view1.addSubview(btnMsg)
@@ -66,7 +76,7 @@ class YHHomeViewController: YHBaseViewController {
     
     
     var homeTableView: UITableView = {
-        let tableView = UITableView(frame: .zero, style: .plain)
+        let tableView = UITableView(frame: .zero, style: .grouped)
         tableView.backgroundColor = .clear
         tableView.separatorStyle = .none
         tableView.showsHorizontalScrollIndicator = false
@@ -78,6 +88,53 @@ class YHHomeViewController: YHBaseViewController {
     }()
     
     
+    let arrItemTitles = ["推荐","子女教育","税务规划","民生医疗","成功案例","我的服务","行业资讯","香港生活","你我他","我是很长的tag呀"]
+    let segmentView : JXSegmentedView = JXSegmentedView(frame: CGRect(x: 0, y: 0, width: KScreenWidth, height: 40))
+    lazy var segmentedDataSource: JXSegmentedBaseDataSource = {
+        let dataSource = JXSegmentedTitleDataSource()
+        dataSource.isTitleColorGradientEnabled = true
+        dataSource.titles = arrItemTitles
+        
+        dataSource.titleNormalFont = UIFont.PFSCM(ofSize: 16)
+        dataSource.titleNormalColor = .commonColor25
+        
+        dataSource.titleSelectedFont = UIFont.PFSCM(ofSize: 18)
+        dataSource.titleSelectedColor = .commonColor100
+        
+        dataSource.isItemSpacingAverageEnabled = false
+        dataSource.itemWidth = JXSegmentedViewAutomaticDimension
+        dataSource.itemSpacing = 24
+        return dataSource
+    }()
+    
+    
+    //分类title 所对应的VC
+    lazy var listContainerView: JXSegmentedListContainerView! = {
+        return JXSegmentedListContainerView(dataSource: self)
+    }()
+    
+    
+    lazy var pageContentView: BsPageContentView = {
+        self.arrItemVc.removeAll()
+        for model in arrItemTitles {
+            let vc = YHDavidTestViewController()
+            vc.view.backgroundColor = .brown
+            arrItemVc.append(vc)
+            
+//            //滑动使用
+//            vc.changeScrollBlock = { [weak self] in
+//                self?.canScroll = true
+//            }
+        }
+        
+        let frame = CGRect(x: 0, y: 0, width: UIDevice.kScreenW, height: myCellHeight)
+        let view = BsPageContentView.init(frame: frame, childVcs: arrItemVc, parentViewController: self)
+        view.banScrollEnabled()
+        view.delegate = self
+        return view
+    }()
+    
+    
     
     
     
@@ -90,13 +147,26 @@ class YHHomeViewController: YHBaseViewController {
         
         //2.网络请求
         requestData()
-        
     }
     
     
     override func viewWillAppear(_ animated: Bool) {
         super.viewWillAppear(animated)
     }
+    
+    
+    override func viewDidLayoutSubviews() {
+        super.viewDidLayoutSubviews()
+        
+        view.backgroundColor = .white
+        segmentView.frame = CGRect(x: 0, y: 0, width: view.bounds.size.width, height: sectionHeaderHeight)
+        
+//        listContainerView.frame = CGRect(x: 0, y: segmentedView.y + segmentedView.height, width: view.bounds.size.width, height: view.bounds.size.height - segmentedView.y - segmentedView.height - UIDevice.bs_tabBarFullHeight())
+//        
+//        printLog("segmentedView.frame.size.height ===> \(segmentedView.frame.size.height)")
+//        printLog("listContainerView.frame.size.height ===> \(listContainerView.frame.size.height)")
+    }
+    
 }
 
 // MARK: - 私有方法
@@ -141,36 +211,135 @@ extension YHHomeViewController {
             make.top.equalTo(homeNavBarView.snp.bottom).offset(5)
             make.left.right.bottom.equalToSuperview()
         }
+        
+        
+        
+        self.homeTableView.es.addPullToRefresh {
+            self.loadFirstItem()
+        }
+        self.homeTableView.es.startPullToRefresh()
+        self.homeTableView.es.addInfiniteScrolling {
+            self.loadFakeData()
+        }
+        
+        
+        //分类Title
+        segmentView.dataSource = segmentedDataSource
+        segmentView.delegate = self
+        
+        //配置指示器
+        let indicator = JXSegmentedIndicatorLineView()
+        indicator.indicatorWidth = 16
+        indicator.indicatorColor = .blue
+        segmentView.indicators = [indicator]
+        
+        
+        //
+        arrItemVc.removeAll()
+        for title in arrItemTitles {
+            arrItemVc.append(YHDavidTestViewController())
+        }
+    }
+    
+    private func loadFirstItem() {
+        DispatchQueue.main.asyncAfter(deadline: .now() + 1) {
+            self.homeTableView.es.stopPullToRefresh(ignoreDate: true,ignoreFooter: false)
+            self.homeTableView.reloadData()
+        }
+    }
+    
+    private func loadFakeData() {
+        DispatchQueue.main.asyncAfter(deadline: .now() + 1) {
+            self.homeTableView.es.stopLoadingMore()
+            self.homeTableView.reloadData()
+        }
     }
     
+    
     @objc func tapSearch() {
         printLog("*")
         
         navigationController?.pushViewController(YHDavidTestViewController())
-        
-        
-        
     }
+    
+    
+    
 }
 
 // MARK: - UITableViewDelegate 和 UITableViewDataSource
 extension YHHomeViewController : UITableViewDelegate,UITableViewDataSource {
+    
+    func numberOfSections(in tableView: UITableView) -> Int {
+        return 2
+    }
+    
     func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
-        return 10
+        if section == 0 {
+            return 2
+        }
+        return 1
+    }
+    
+    
+    
+    func tableView(_ tableView: UITableView, heightForHeaderInSection section: Int) -> CGFloat {
+        if section == 0 {
+            return 0
+        }
+        return sectionHeaderHeight
     }
     
+    func tableView(_ tableView: UITableView, viewForHeaderInSection section: Int) -> UIView? {
+        if section == 0 {
+            return UIView()
+        }
+        
+        segmentView.backgroundColor = .white
+        return segmentView
+    }
+    
+    
+    
+    func tableView(_ tableView: UITableView, heightForFooterInSection section: Int) -> CGFloat {
+        return 0
+    }
+    func tableView(_ tableView: UITableView, viewForFooterInSection section: Int) -> UIView? {
+        return UIView()
+    }
+    
+    
+    
+    
+    
+    
     func tableView(_ tableView: UITableView, heightForRowAt indexPath: IndexPath) -> CGFloat {
-        return UITableView.automaticDimension
+        if indexPath.section == 0 {
+            return cellHeight
+        }
+        return myCellHeight
     }
     
     func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
-//        let cell0 = tableView.dequeueReusableCell(withIdentifier: YHHomeCustomCell.cellReuseIdentifier, for: indexPath) as! YHHomeCustomCell
-//        
-//        cell0.setData(["A","B","B","B","B","B","B","B","B","B","B","B","B","B","B"])
-//            
-//        return cell0
+        if indexPath.section == 0 {
+            let cell = UITableViewCell(style: .default, reuseIdentifier: "cell")
+            if indexPath.row == 0 {
+                cell.contentView.backgroundColor = .systemPink
+            } else {
+                cell.contentView.backgroundColor = .brown
+                
+            }
+            
+            
+            cell.textLabel?.text = "第\(indexPath.section + 1)个section - 第\(indexPath.row + 1) 行"
+            
+            return cell
+        }
+        
+        let cell = UITableViewCell()
+        cell.contentView.backgroundColor = .orange
         
-        return UITableViewCell()
+        cell.contentView.addSubview(pageContentView)
+        return cell
     }
     
     func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
@@ -178,5 +347,37 @@ extension YHHomeViewController : UITableViewDelegate,UITableViewDataSource {
         
         printLog("点击了 tableView Cell \(indexPath.row)")
     }
+}
+
+// MARK: - JXSegmentedViewDelegate
+extension YHHomeViewController : JXSegmentedViewDelegate {
+    func segmentedView(_ segmentedView: JXSegmentedView, didSelectedItemAt index: Int) {
+        printLog("选择了: \(index)")
+    }
+}
+
+
+// MARK: - JXSegmentedListContainerViewDataSource
+extension YHHomeViewController: JXSegmentedListContainerViewDataSource {
+    func numberOfLists(in listContainerView: JXSegmentedListContainerView) -> Int {
+        return arrItemTitles.count
+    }
+    
+    func listContainerView(_ listContainerView: JXSegmentedListContainerView, initListAt index: Int) -> JXSegmentedListContainerViewListDelegate {
+        if index < arrItemVc.count {
+            return arrItemVc[index] as? JXSegmentedListContainerViewListDelegate ?? YHDavidTestViewController()
+        }
+        return YHDavidTestViewController()
+    }
+}
+
+
+// MARK: - BsPageContentViewDelegate
+extension YHHomeViewController: BsPageContentViewDelegate {
+    
+    func pageContentView(_ contentView: BsPageContentView, progress: CGFloat, sourceIndex: Int, targetIndex: Int) {
+//        self.pageTitleView.setTitleWithProgress(progress, sourceIndex: sourceIndex, targetIndex: targetIndex)
+        printLog("-----progress:\(progress) sourceIndex:\(sourceIndex) targetIndex:\(targetIndex)")
+    }
     
 }

galaxy/galaxy/Classes/Modules/Home(首页)/V/BsPageContentView.swift

+//
+//  BsPageContentView.swift
+//  GDKit
+//
+//  Created by GDKit on 01/11/2022.
+//  Copyright (c) 2022 GDKit. All rights reserved.
+//
+
+import UIKit
+
+@objc public protocol BsPageContentViewDelegate : AnyObject {
+    func pageContentView(_ contentView : BsPageContentView, progress : CGFloat, sourceIndex : Int, targetIndex : Int)
+}
+
+private let ContentCellID = "BsContentCellID"
+
+open class BsPageContentView: UIView {
+    
+    // MARK: - 定义属性
+    fileprivate var childVcs : [UIViewController]
+    fileprivate weak var parentVC : UIViewController?
+    fileprivate var startOffsetX : CGFloat = 0
+    fileprivate var isForbidScrollDelegate : Bool = false
+    @objc public weak var delegate : BsPageContentViewDelegate?
+    
+    public var isScrollEnabled: Bool? {
+        didSet {
+            if let isScrollEnabled = isScrollEnabled {
+//                collectionView.isScrollEnabled = isScrollEnabled
+            }
+        }
+    }
+    
+    @objc public func banScrollEnabled() {
+//        collectionView.isScrollEnabled = false
+        collectionView.isScrollEnabled = true
+    }
+    
+    fileprivate func getLayout() -> UICollectionViewFlowLayout {
+        let layout = UICollectionViewFlowLayout()
+        layout.itemSize = self.bounds.size
+        layout.minimumLineSpacing = 0
+        layout.minimumInteritemSpacing = 0
+        layout.scrollDirection = .horizontal
+        return layout
+    }
+    
+    // MARK: - 懒加载属性
+    fileprivate lazy var collectionView : UICollectionView = {[weak self] in
+        // 1.创建layout
+        let layout = self?.getLayout() ?? UICollectionViewFlowLayout()
+        
+        // 2.创建UICollectionView
+        let collectionView = UICollectionView(frame: CGRect.zero, collectionViewLayout: layout)
+        collectionView.backgroundColor = .clear//groupTableViewBackground
+        collectionView.showsHorizontalScrollIndicator = false
+        collectionView.isPagingEnabled = true
+        collectionView.bounces = false
+        collectionView.dataSource = self
+        collectionView.delegate = self
+        collectionView.scrollsToTop = false
+        collectionView.register(UICollectionViewCell.self, forCellWithReuseIdentifier: ContentCellID)
+        
+        return collectionView
+    }()
+    
+    // MARK: - 自定义构造函数
+    @objc public init(frame: CGRect, childVcs : [UIViewController], parentViewController : UIViewController?) {
+        self.childVcs = childVcs
+        self.parentVC = parentViewController
+        
+        super.init(frame: frame)
+        
+        // 设置UI
+        setupUI()
+    }
+    
+    public required init?(coder aDecoder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+    
+}
+
+// MARK: - 设置UI界面
+extension BsPageContentView {
+    fileprivate func setupUI() {
+        // 1.将所有的子控制器添加父控制器中
+//        for childVc in childVcs {
+//            parentVC?.addChild(childVc)
+//        }
+        
+        // 2.添加UICollectionView,用于在Cell中存放控制器的View
+        addSubview(collectionView)
+        collectionView.frame = bounds
+    }
+    
+    public func refreshRect() {
+        collectionView.frame = bounds
+        collectionView.collectionViewLayout = self.getLayout()
+    }
+    
+}
+
+
+
+// MARK: - 遵守UICollectionViewDataSource
+extension BsPageContentView : UICollectionViewDataSource {
+    public func collectionView(_ collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int {
+        return childVcs.count
+    }
+    
+    public func collectionView(_ collectionView: UICollectionView, cellForItemAt indexPath: IndexPath) -> UICollectionViewCell {
+        // 1.创建Cell
+        let cell = collectionView.dequeueReusableCell(withReuseIdentifier: ContentCellID, for: indexPath)
+        
+        // 2.给Cell设置内容
+        for view in cell.contentView.subviews {
+            view.removeFromSuperview()
+        }
+        
+        let childVc = childVcs[(indexPath as NSIndexPath).item]
+        childVc.view.frame = cell.contentView.bounds
+        cell.contentView.addSubview(childVc.view)
+        
+        return cell
+    }
+}
+
+// MARK: - 遵守UICollectionViewDelegate
+extension BsPageContentView : UICollectionViewDelegate {
+    
+    public func scrollViewWillBeginDragging(_ scrollView: UIScrollView) {
+        
+        isForbidScrollDelegate = false
+        
+        startOffsetX = scrollView.contentOffset.x
+    }
+    
+    public func scrollViewDidScroll(_ scrollView: UIScrollView) {
+        
+        // 0.判断是否是点击事件
+        if isForbidScrollDelegate { return }
+        
+        // 1.定义获取需要的数据
+        var progress : CGFloat = 0
+        var sourceIndex : Int = 0
+        var targetIndex : Int = 0
+        
+        // 2.判断是左滑还是右滑
+        let currentOffsetX = scrollView.contentOffset.x
+        let scrollViewW = scrollView.bounds.width
+        if currentOffsetX > startOffsetX { // 左滑
+            // 1.计算progress
+            progress = currentOffsetX / scrollViewW - floor(currentOffsetX / scrollViewW)
+            
+            // 2.计算sourceIndex
+            sourceIndex = Int(currentOffsetX / scrollViewW)
+            
+            // 3.计算targetIndex
+            targetIndex = sourceIndex + 1
+            if targetIndex >= childVcs.count {
+                targetIndex = childVcs.count - 1
+            }
+            
+            // 4.如果完全划过去
+            if currentOffsetX - startOffsetX == scrollViewW {
+                progress = 1
+                targetIndex = sourceIndex
+            }
+        } else { // 右滑
+            // 1.计算progress
+            progress = 1 - (currentOffsetX / scrollViewW - floor(currentOffsetX / scrollViewW))
+            
+            // 2.计算targetIndex
+            targetIndex = Int(currentOffsetX / scrollViewW)
+            
+            // 3.计算sourceIndex
+            sourceIndex = targetIndex + 1
+            if sourceIndex >= childVcs.count {
+                sourceIndex = childVcs.count - 1
+            }
+        }
+        
+        // 3.将progress/sourceIndex/targetIndex传递给titleView
+        delegate?.pageContentView(self, progress: progress, sourceIndex: sourceIndex, targetIndex: targetIndex)
+    }
+}
+
+
+// MARK: - 对外暴露的方法
+extension BsPageContentView {
+    @objc public func setCurrentIndex(_ currentIndex : Int) {
+        
+        // 1.记录需要进制执行代理方法
+        isForbidScrollDelegate = true
+        
+        // 2.滚动正确的位置
+        let offsetX = CGFloat(currentIndex) * collectionView.frame.width
+        collectionView.setContentOffset(CGPoint(x: offsetX, y: 0), animated: false)
+    }
+}
+
+
+
+