我试图在MBProgressHUD上显示UIWebView。我正试图在webview中加载iframe。我的微调器显示webview何时开始加载,但即使它转到webView didFinishLoad()中的断点也不会隐藏。
这是我的代码:

class LiveViewController: UIViewController, UIWebViewDelegate {

@IBOutlet weak var liveWebView: UIWebView!

var spinnerActivity: MBProgressHUD! = nil

override func viewDidLoad() {
    super.viewDidLoad()

    liveWebView.delegate = self

    let embededHTML = "<html><body><iframe src=\"\" width=\"100%\" height=\"500\" frameborder=\"0\" scrolling=\"no\"></iframe></body></html>" //link removed
    liveWebView.loadHTMLString(embededHTML, baseURL: nil)
}

public func webViewDidStartLoad(_ webView: UIWebView){
    spinnerActivity = MBProgressHUD.showAdded(to: self.view, animated: true)
    spinnerActivity.label.text = "Loading"
    spinnerActivity.detailsLabel.text = "Please Wait!"
    spinnerActivity.isUserInteractionEnabled = false
}

public func webViewDidFinishLoad(_ webView: UIWebView){
    spinnerActivity.hide(animated: true)
}

public func webView(_ webView: UIWebView, didFailLoadWithError error: Error){
    spinnerActivity.hide(animated: true)
}
}

我注意到webviewdidstartuad和webViewDidFinishLoad被调用了两次。
请帮帮我。旋转器只是没有隐藏。。我用过Xcode8和Swift 3。
编辑:
我试过了但也没用:
class LiveViewController: UIViewController, UIWebViewDelegate {

@IBOutlet weak var liveWebView: UIWebView!

var spinnerActivity: MBProgressHUD! = nil

override func viewDidLoad() {
    super.viewDidLoad()

    liveWebView.delegate = self

    let embededHTML = "<html><body><iframe src=\"\" width=\"100%\" height=\"500\" frameborder=\"0\" scrolling=\"no\"></iframe></body></html>" //link removed
    liveWebView.loadHTMLString(embededHTML, baseURL: nil)
}

    public func webViewDidStartLoad(_ webView: UIWebView){
        MBProgressHUD.showAdded(to: self.view, animated: true)

    }

    public func webViewDidFinishLoad(_ webView: UIWebView){
        MBProgressHUD.hide(for: self.view, animated: true)

    }

    public func webView(_ webView: UIWebView, didFailLoadWithError error: Error){
        MBProgressHUD.hide(for: self.view, animated: true)
    }
}

最佳答案

尝试用以下方法替换代码:

class LiveViewController: UIViewController, UIWebViewDelegate {
    var isHudShow  = false
    @IBOutlet weak var liveWebView: UIWebView!

    var spinnerActivity: MBProgressHUD! = nil

    override func viewDidLoad() {
        super.viewDidLoad()
        liveWebView.delegate = self
        let embededHTML = "<html><body><iframe src=\"\" width=\"100%\" height=\"500\" frameborder=\"0\" scrolling=\"no\"></iframe></body></html>" //link removed
        liveWebView.loadHTMLString(embededHTML, baseURL: nil)
    }

    public func webViewDidStartLoad(_ webView: UIWebView){
     if isHudShow == false
      {
        MBProgressHUD.showAdded(to: self.view, animated: true)
        isHudShow =true
      }

    }

    public func webViewDidFinishLoad(_ webView: UIWebView){
     MBProgressHUD.hide(for: self.view, animated: true)
    }

    public func webView(_ webView: UIWebView, didFailLoadWithError error: Error){
     MBProgressHUD.hide(for: self.view, animated: true)
    }
}

09-10 00:35
查看更多