在iOS Webkit Webview中隐藏滚动视图和滚动条

时间:2019-05-25 14:52:54

标签: ios swift uiscrollview scrollbar wkwebview

我最近刚刚将iOS UIWebview Objective-c迁移到WKWebkit swift,现在面临的问题是如何从加载的网站中隐藏滚动条。我已经尝试过任何方法,但是没有用,请任何人可以帮助我。

我在这里How to hide scrollbar in WebView?遵循了这一步骤,既回答了问题,也接受了答案,但这对我没有用。

请我知道这可能是一个重复的问题,但是我已经尝试过很多帖子来解决此问题。

var lastOffsetY :CGFloat = 0
override func viewDidLoad() {
   super.viewDidLoad()
   webViewSetup()
}

在webViewSetup

func webViewSetup(){
  webView.scrollView.delegate = self      
}

在viewWillAppear

override func viewWillAppear(_ animated: Bool) {
        super.viewWillAppear(animated)
        let scrollView = webView.subviews[0] as? UIScrollView
        webView.scrollView.contentSize = CGSize(width: webView.frame.size.width, height: webView.scrollView.contentSize.height)
        scrollView?.bounces = false
        scrollView?.decelerationRate = .fast
        scrollView?.showsHorizontalScrollIndicator = false
        webView.scrollView.showsHorizontalScrollIndicator = false
        webView.scrollView.showsVerticalScrollIndicator = false
        webView.scrollView.alwaysBounceHorizontal = false
        webView.scrollView.bounces = false
    }

在scrollViewDidScroll

func scrollViewDidScroll(_ scrollView: UIScrollView) {

        if (scrollView.contentOffset.y >= scrollView.contentSize.height - scrollView.frame.size.height) {
            scrollView.setContentOffset(CGPoint(x:scrollView.contentOffset.x, y:scrollView.contentSize.height - scrollView.frame.size.height), animated: false)
        }
    }

//FIXING SCROLL VIEW
//Delegate Methods
func scrollViewWillBeginDragging(_ scrollView: UIScrollView){
    lastOffsetY = scrollView.contentOffset.y
}

//FIXING SCROLL VIEW
func scrollViewWillBeginDecelerating(_ scrollView: UIScrollView){
    let hide = scrollView.contentOffset.y > self.lastOffsetY
    self.navigationController?.setNavigationBarHidden(hide, animated: true)
}

1 个答案:

答案 0 :(得分:0)

要关闭网络视图的滚动,请执行以下操作:

webView.scrollView.isScrollEnabled = false

如果您提供的代码仅用于关闭滚动视图,则该代码在很大程度上可以归结为以下形式:

import UIKit
import WebKit

class ViewController: UIViewController, WKUIDelegate {

  var webView: WKWebView!

  //configure webView
  override func loadView() {
    let webConfiguration = WKWebViewConfiguration()
    webView = WKWebView(frame: .zero, configuration: webConfiguration)
    webView.uiDelegate = self
    webView.scrollView.isScrollEnabled = false
    view = webView
  }

  override func viewDidLoad() {
    super.viewDidLoad()

    if let url = URL(string: "https://www.stackoverflow.com") {
      webView.load(URLRequest(url: url))
    }
  }
}