DNSPageView

$ gem install cocoapods

source 'https://github.com/CocoaPods/Specs.git'
platform :ios, '8.0'
use_frameworks!

target '<Your Target Name>' do
    pod 'DNSPageView'
end

$ pod install

// 创建PageStyle，设置样式
let style = PageStyle()
style.isTitleViewScrollEnabled = true
style.isTitleScaleEnabled = true

// 设置标题内容
let titles = ["头条", "视频", "娱乐", "要问", "体育" , "科技" , "汽车" , "时尚" , "图片" , "游戏" , "房产"]

// 创建每一页对应的controller
let childViewControllers: [UIViewController] = titles.map { _ -> UIViewController in
    let controller = UIViewController()
    addChild(controller)
    return controller
}

let y = UIApplication.shared.statusBarFrame.height + (navigationController?.navigationBar.frame.height ?? 0)
let size = UIScreen.main.bounds.size

// 创建对应的PageView，并设置它的frame
// titleView和contentView会连在一起
let pageView = PageView(frame: CGRect(x: 0, y: y, width: size.width, height: size.height), style: style, titles: titles, childViewControllers: childViewControllers)
view.addSubview(pageView)

@IBOutlet weak var titleView: PageTitleView!

@IBOutlet weak var contentView: PageContentView!

// 创建PageStyle，设置样式
let style = PageStyle()
style.titleViewBackgroundColor = UIColor.red
style.isShowCoverView = true

// 设置标题内容
let titles = ["头条", "视频", "娱乐", "要问", "体育"]

// 设置默认的起始位置
let startIndex = 2

// 对titleView进行设置
titleView.titles = titles
titleView.style = style
titleView.currentIndex = startIndex

// 最后要调用setupUI方法
titleView.setupUI()


// 创建每一页对应的controller
let childViewControllers: [UIViewController] = titles.map { _ -> UIViewController in
    let controller = UIViewController()
    addChild(controller)
    return controller
}

// 对contentView进行设置
contentView.childViewControllers = childViewControllers
contentView.startIndex = startIndex
contentView.style = style

// 最后要调用setupUI方法
contentView.setupUI()

// 让titleView和contentView进行联系起来
titleView.delegate = contentView
contentView.delegate = titleView

private lazy var pageViewManager: PageViewManager = {
    // 创建PageStyle，设置样式
    let style = PageStyle()
    style.isShowBottomLine = true
    style.isTitleViewScrollEnabled = true
    style.titleViewBackgroundColor = UIColor.clear

    // 设置标题内容
    let titles = ["头条", "视频", "娱乐", "要问", "体育"]

    // 创建每一页对应的controller
    let childViewControllers: [UIViewController] = titles.map { _ -> UIViewController in
        let controller = UIViewController()
        addChild(controller)
        return controller
    }

    return PageViewManager(style: style, titles: titles, childViewControllers: childViewControllers)
}()

// 单独设置titleView的frame
navigationItem.titleView = pageViewManager.titleView
pageViewManager.titleView.frame = CGRect(x: 0, y: 0, width: 180, height: 44)

// 单独设置contentView的大小和位置，可以使用autolayout或者frame
let contentView = pageViewManager.contentView
view.addSubview(pageViewManager.contentView)
contentView.snp.makeConstraints { (maker) in
    maker.edges.equalToSuperview()
}

/// DNSPageView的事件回调，如果有需要，请让对应的childViewController遵守这个协议
@objc public protocol PageEventHandleable: class {
    
    /// 重复点击pageTitleView后调用
    @objc optional func titleViewDidSelectSameTitle()
    
    /// pageContentView的上一页消失的时候，上一页对应的controller调用
    @objc optional func contentViewDidDisappear()
    
    /// pageContentView滚动停止的时候，当前页对应的controller调用
    @objc optional func contentViewDidEndScroll()

}