Wkwebview about blank not working But on iOS13 method takeSnapshotWithConfiguration:completionHandler: of WKWebView does not work. plist to enable communication with insecure servers. X &l Dec 24, 2018 · I work fine in simulator, but build in device and work fine at first time and the then I tap the tabbar tab1 and back to ViewController1. Also, it works on iOS13 while app in the foreground. . The stupid WKWebView is broken again. While some of the above solutions worked to an extent, the issue was that all the links started to open externally not just the ones where the HTTPs url scheme was not followed like mailto, blank, deeplinks etc. url = url self. 0-- Swift 4. Dec 20, 2017 · Secondly, Check Documentation means: Inside Xcode, there is documentation for WKWebView, with examples on how to use WKWebView. Handy for knowing what UIWebView/WkWebView is actually doing under the hood. Aug 16, 2023 · When I try to handle the link click of the html below, WKWebView only opens a blank page. The button as no id so I am working with the class. Sep 25, 2015 · If you have not used it, it acts as a proxy for all web traffic so you can see all the requests and responses. But for normal constructions this indeed does the trick. When I examine the view hierarchy inside WKWebView, I can see lots of subviews are missing. load(myRequest) Oct 20, 2014 · For iOS 8 devices, I use a WKWebView. May 24, 2024 · Following is my code to load a html text in a WebView. If I force the web view to load another page not May 8, 2019 · I am displaying a web page in WKWebView. But it cannot work on iOS 14, 15 [cellWeb addSubview:webView]; With this method, WKCompisitionComponent is not the top component in hierarchical controls. When the tap scanner button inside an iframe and it opens the camera to scan the document, after document uploaded to the server it will return to wkweb view but here wkweb view is not refreshed and showing a blank white screen. I tried the same link in Safari Mobile. By the look of it, they are trying to open an about_blank page. Trying to resize the WebView doesn't solve the problem either. If you are missing a functionality, now is the time to open a bug report and/or an enhancement request with Apple. Since you already have the latest version for your plugins add the following plugin and everything should be working again! Aug 24, 2017 · I will just answer myself here, since the solution last time was still working well for this. Make sure that you: ☑️ Copy items if needed. dev Apr 8, 2024 · Inference 1: When the WebView page address moves to ‘about:blank’ and stops. m as follows: - (void) Jun 6, 2019 · Aaaah, I discovered the problem: apparently even if you don't turn the sandbox on, WKWebView totally fails without it. let myRequest = URLRequest(url: myURL!) webViewPdf. 0), but I can't see it on my iPod Touch (5th gen, running iOS 8. I can see the request from the WKWebView to the real url (my site with no iframe blocking headers and served over http or https). I hit same domain with an image url and that worked fine but it has some issues with pdf files only. I modify the default ViewController. I implement these WKNavigationDelegate functions Dec 2, 2017 · WKWebview is not loading certain urls. 0. g. Values must be set in Info. Here is my UIViewController where I load the webpage: Nov 4, 2022 · I was able to open the url using UIApplication. protectionSpace. myWebView. 0 (12A365) & iPhone 5s / iOS 8. Feb 27, 2023 · WKWebView遇到about blank的处理方法. Actual Behavior Jul 11, 2022 · Appears some special logic needs to be added to a delegate method to allow this to work. Loading WKWebView: - ( Feb 28, 2019 · Cause: Since iOS 9, iOS will only allow your application to communicate with servers that implement best-practice security by default. 0, also work with cookie sync first time. Thanks @nacho4d. I found that all webviews will be completely blank after sometime and reload doesn't work. I added a condition to enable navigation to "about:blank" and that solved it. Relevant code: Oct 3, 2018 · I am working on hybrid ios application,i am trying to use wkwebview instead of uiwebview,because in wkwebview they fixed lot of performance issues over uiwebview,and the speed of loading also increased in wkwebview,if i am making any ajax request from supporting files ,i am getting Origin null is not allowed by Access-Control-Allow-Origin. Try setting the WKWebView’s navigation delegate. I've verified this is not a backend issue as the same code works in other browsers and platforms i. So, if it's usual behavior then how to detects that page loading is completed after back the action. reload() after the application gets into willEnterForeground, but this does not always work correctly and does not completely solve the problem. zipResource?. As of iOS 10. – May 11, 2021 · In addition to allow arbitrary load in Info you may need to implement this function in your WKNavigationDelegate. Step 1. I have loaded iframe form into wkwebview and its working fine. 0 <= iOS 11 till 8. A popup blocked message appears. I export project from Construct 2 with new options - "Use WKWebView on ios" and successful build in XDK 3088, but i get black screen and no more, after splash screen on iPhone 4S. That didn't work either. May 13, 2018 · I am trying to load content from a website using WKWebView from a certain website but I end up with a white page. Sep 9, 2020 · When submitted, issues a GET request, regardless of the method specified. code: Oct 17, 2019 · For a reason I do not understand yet, it does not work on device. evaluateJavaScript function, the content if often not finished to render and I am getting either blank screenshot or partial ones (only some elements are present). Asking for help, clarification, or responding to other answers. appending(z Apr 18, 2018 · I have a WKWebView in my application, there are some buttons inside the WKWebView on clicking on it, a new page is not loaded. Is there a way to use JavaScript classes in a local html file in I have a WKWebView as UIViewRepresentable in my SwiftUI application and it works initially. apple. It shows a blank screen. In the browser, the link is opening in a new page and the URL is loaded. pdf") // If I hit this url in safari, It will download a pdf file. 3. href, which causes no call in the I'm currently trying to build a simple SwiftUI view, that leverages WKWebView's loadHTMLString function, to display hardcoded HTML string on the screen. It can be triggered my many things, navigation, zooming, etc. The reason behind posted this answer is I tried many solution but no one work properly, most of the answer not work in case where have to set cookie first time, and got result cookie not sync first time, Please use this solution it work for both iOS >= 11. You don’t have to implement this and still have working _blank links with this implementation: Jul 20, 2023 · Observe that this does not work. import UIKit import WebKit class ViewController: UIViewController, WKNavigationDelegate { @IBOutlet weak var webView: WKWebView! Jan 7, 2015 · There is a function loadFileURL on the WKWebView starting iOS 9 that apparently has to be used when reading data from a file URL. I don't know what to look for. shared. uiDelegate = context. The problem is that the WKWebView does not write back the cookies immediately. I am getting a blank WKWebView when exeuting: webView. May 3, 2017 · update: So for me, if I was not using any remote debugger, whether it be in chrome, or standalone, I would get what I assumed was a blank webview, BUT it looks like for some reason, it just takes an arbitrary minute or so to render the DOM and then it renders, so I would say, depending on how complex your DOM is, try it again, first use remote debugging on, and see if it renders fast, and then Oct 20, 2020 · At the moment of writing this, WKWebView has some "unknown" bug with parsing the _blank target attributes of href tag. Tap the same link again and CreateWebView is hit this time and the link is followed in the same webview. I click the button2 and present the ViewController2. Viewed 3k times 0 I am using Oct 19, 2022 · I have created an app that serves as a webview to my website, the WebView component displays properly on Android and Windows, but it doesn't display on my iOS (iphone 11) device running iOS 16. The same iFrames works on UIWebView and Safari. Provide details and share your research! But avoid …. If the object (WKWebView) is presented on screen - all resources are loaded, general flow is good behave as UIWebView. Might or might not show you anything. Although it is a good solution, it gives the page a slight delay to execute all of the Javascript things. – Dec 5, 2018 · I am working on a project with WKWebView and I have the html loading from the local project. Not sure if it's same cause which this thread but hope to be able to help someone. I saw many stack-overflow solutions but still not working, Following is the error: let webConfiguration = WKWebViewConfiguration() Thread 1: EXC_BREAKPOINT (code=EXC_I386_BPT, subcode=0x0) this statement is written in loadView(). Oct 20, 2015 · you need to clear the old webpage and load the new one right, i have tried the below approach mentioned an the link and it has helped me Try setting the URL to about:blank and reload the page. But the WKWebview also show me the button1 url content, not button2 url content. Even if you reload, it moves to ‘about:blank’, so you need to implement a function to move to a specific address when entering that address inside WKWebView. For example when a WKWebView is closed or maybe periodically. Cookies used (created) by the WKWebView are actually correctly stored in the NSHTTPCookieStorage. let zipName = webSection?. The same url used for both (iOS 12/iOS 13) so I am 100% sure that there is no problem in the URL. Modified 6 years, 5 months ago. bundleURL) Working fine on iOS but not macOS. X and Y work the same way as in the WKWebView. Import the folder of local web files anywhere into your project. allow by . WKWebView links not working. main. iOS applications normally have one main application process. 2. 3, Safari with default settings. asyncAfter(). Sep 18, 2019 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. Those are great to check out if you’re struggling to solve blank webviews. Free trial version which is handy for a quick debug. When I hook up a inspector, the HTML is properly loaded. but, in my case on very first back action, it does not calls didFinishNavigation delegate method. e. using [[NSWorkspace sharedWorkspace] openURL:aURL]). I noticed when I use a PUT request the form body gets added to the url parameters. open but attempting to hit the url using WKWebview, I am getting a loaded response but no view appears. Xcode 10. coordinator Apr 25, 2024 · I had to use the webView(_ webView: WKWebView, didFinish navigation: WKNavigation!) function to execute the Javascript, rather than having the reference to it in the HTML file. ☑️ Create folder references (not "Create groups") ☑️ Add to targets. NEW REPORT! Overcoming key challenges in mobile observability: A guide for modern DevOps and SRE teams Jan 3, 2019 · After I removed wkwebview plugin, the in app browser is working. 66700248/how-to-open-urls-with-target-blank-in-safari-wkwebview-webkit. When Z is tapped nothing happens. And I also set breakpoint, the WKWebview have run the load request function. I have tried using ES6 syntax and ES5 syntax they both cause the same problem. lowercased() { let zipPath = ProjectPath. How can I ensure that rendering is completed before taking screenshot (I do not want to introduce fixed delay) Hello, I have an app that only contains a WKWebView and loads an URL at startup and that is almost all. 0. And see various issues. Can someone please help ? Same here, _blank not working 😞 May 4, 2016 · I am trying to show a WKWebView over another view using the presentViewController method but only shows a white screen. 是时候迁移到WKWebView来了，github上兼容UIWebView的第三方浏览器也是一大把。WKWebView重构了webView给开发者带来更多灵活性同时，也会出现一些初看起来莫名其妙的问题。 _blank 就是其中之一 Oct 31, 2017 · Working with WKWebView is better to create it from code. javaScriptEnabled = true let configuration = WKWebViewConfiguration() configuration. The page does load, but when it receives a memory warning, it shows a blank view on iPad 2. For iOS >= 11. The most annoying and blocking one is intermittent blank screen. Then in my DecidePolicy that page was not allowed and I guess that was also stopping my website from continuing loading normally. Sep 24, 2019 · It was working fine in iOS 12 but in iOS 13 it just shows blank screen. Jun 22, 2015 · But in the WKWebView running in simulator or device content of the iframe is not shown. Sep 27, 2016 · I have build a Swift iOS app with the only purpose to display a website with the help of WKWebView. 1. If you put window. Jul 20, 2023 · Observe that this does not work. 15. Apr 12, 2016 · Hi all, I have problem with WKWebView on ios. Any idea? Aug 12, 2015 · Thanks - Swift 5. Setting the frame and THEN RELOADING the WKWebView in what will be it’s true size works. I'm trying to have a WKWebView in my Mac app (Objective-C) open links with _target='_blank' externally in the default web browser (i. The webpage is loaded and I can navigate to other pages. this is my code snippet. Am I not declarling the view correctly or is WKWebView not supposed to be used in that manner? This is the code i'm running, its building succesfully and responding that its 'loaded'. request for SOME Jul 11, 2022 · navigationResponse. Jul 18, 2018 · I have a WKWebView that works perfectly fine when given a URL or a URLRequest, but when I am trying to load local bundle html files into it, it just doesn't display anything. Can anyone confirm (or deny) that this is working with Xcode 11. I was hoping to release a macOS version in a month or so but this is a show stopper. Following are some of the methods Nov 24, 2019 · iFrame interactions are not working in WKWebView. Feb 3, 2016 · I believe there is a bug in WKWebView that makes it ignore universal links if the navigation delegate is not set. Here is my UIViewController where I load the webpage: In WKWebView there is a weird behavior: If the object (WKWebView) is not presented on screen - resources not being loaded and the general flow of JavaScript is very slow. AFAIK webkit does not support SwiftUI as of the moment, so I need to embed AppKit UI in my SwiftUI app using NSViewRepresentable. My code for loading the page: May 25, 2018 · WKWebView Cookies not working? Ask Question Asked 6 years, 5 months ago. Jan 22, 2020 · With reference to This question for how to load links with blank target in WebView, I tried the given solution : func webView(_ webView: WKWebView!, createWebViewWith configuration: Apr 1, 2023 · struct WKWebViewRepresentable: UIViewRepresentable {typealias UIViewType = WKWebView var url: URL var webView: WKWebView init(url: URL, webView: WKWebView = WKWebView()) {self. Dec 20, 2013 · The OP has a more complicated construction, so this answer might not be the solution for him. loadHTMLString(html, baseURL: Bundle. webView = webView} /// To let SwiftUI instantiate your views func makeUIView(context: Context) -> WKWebView {webView. Before we dive in, we’ve previously covered webviews in our pieces about blank webviews stemming from a terminated content process and blank webviews caused by downgrading. I am getting WKNavigationDelegate calls like func webView(_ webView: WKWebView, decidePolicyFor navigationAction: WKNavigationAction, decisionHandler: @escaping (WKNavigationActionPolicy) -> Void) for an iFrame load, but I'm not seeing any of the follow up status calls once I pass . You don’t have to implement any of the delegate methods. Jun 5, 2020 · I am not sure whether its a usual behavior or not, but, on [WKWebView goBack] navigates to previous page from the Back-Forward list. Nov 10, 2022 · Description Creating a custom WebviewClient and modifying the mapping for the webview to use it prevents the webview from loading any web page other than "about:blank". It is there to give you opportunity to create new screen/tab in your application to provide user with same behavior as Safari or any other browsers. The link to sign in via Google or Microsoft is followed the first time the link is tapped. And you can set javaScriptEnabled to configuration: let preferences = WKPreferences() preferences. Oct 7, 2018 · I have a basic webview that loads a website that is fronted by an nginx reverse proxy that is just forwarding it to another site. – Deian. These are the other things that we have tried: 1 - Using another compiled vue project that we found working - able to make it display in our app. async() doesn't work, and it did not, then you're waiting an indeterminate amount of time -- not good. 2 (10E125), Swift 5; Solution extension ViewController: WKUIDelegate { func webView(_ webView: WKWebView, createWebViewWith configuration Dec 26, 2018 · WKWebView is not working with JavaScript Classes. Expected Behavior. This what I got so far following the docs and XCode's autocomplete: Jul 22, 2021 · Thank you. Nov 28, 2019 · String) } } /* Open downloaded document in QuickLook preview */ private func handleDocument(messageBody: String) { // messageBody is in the format ;data:;base64, // split on the first ";", to reveal the filename let filenameSplits = messageBody. I had some issues, some of them resolved by this post. 2. UPDATE 03/11: My radar (35094298) was duped today to 33812691 and closed, which means Apple is aware of the issue, at least. It has been working fine for years but for about a month (I guess) some clients reported only whitescreen comes up when the app is opened. 3. Sep 7, 2014 · @ChristopherPickslay when using this method with my WKWebView the request url is always blank, so the webview directs to a blank white page, any ideas? – Jason Murray Commented Mar 24, 2015 at 10:12 See full list on nevermeant. The problem is the WKWebView shows a white screen on iOS 13. Nov 18, 2015 · WKWebView遇到_blank的处理方法. I wanted to avoid it because if DispatchQueue. Strange enough using the load function with an URLRequest for the file URL does work in the simulators, but not on device - the web view stays blank on the device. I'm not aware of our site having that "page". I was having trouble getting this solution to work on my test device and eventually cloned shazron's repo to give it a try. swift file so that for ios it reads . 2 Jul 24, 2020 · XCode MacOS (not iOS) using WKWebView to open a URL in a window with: @property (assign) IBOutlet NSView *webNSView; @property (assign) IBOutlet WKWebView *webView WKWebView makes requests and renders content out-of-process, meaning your app does not hear the requests they make. Step 2 Jan 20, 2019 · Same approach as Glenn's answer - it still manually adjusts a height constraint on the WKWebView - but this approach avoids the DispatchQueue. download on the above method, you should be able to download file. 0 but will on 8. Nov 4, 2020 · I am working on an app that is using a WKWebView and I am trying to add an event listener when the user clicks on a button on the web page. WKWebView not loading webpage - renders blank screen in Swift. path. It's not like Google Chrome where you can type about:blank and the page is served from local. 1 and macOS 10. serverTrust else { completionHandler(. I tried to do webView. 1 (both are released versions). canShowMIMEType will be false if the WKWebView realises it can't display the content. completionHandler never fires when an app does a background task. Debugging the webview with the Safari debugger shows that the page is "about:blank". Refresh the view layouts on in the override func viewWillTransition. -> It is necessary to add a function that checks at certain times within the WebView you are using. e Chrome on PC, Android and Mac; Safari and Firefox. When I turned the sandbox on, and then enabled outgoing connections, everything started working right away. 3, ios14, 2020 - this code still work. No navigation happens. – shri Mar 6, 2020 · I am trying convert the WKWebView content to image. split(separator: ";", maxSplits: 1, omittingEmptySubsequences: false) let filename = String You do NOT need to change your HTML, CSS or JS code. My problem: I used below method for adding WKWebview to TableView. It worked for iOS 12. let myURL = URL(string:"somefileurl. on an [mailto:] button) doesn't work because it can't open anything! Does anybody have a solution for this? I have read a lot about solving this, but I don't know where to start. I am trying it like s Obviously process doesn't gets terminated and it's not the cause. This was the underlying cause, although in my case I was accessing navigator. JavaScript is working as expected, but when I try to use a class it makes the WebView just appear blank. I guess that's the one you are using. useCredential Dec 19, 2014 · I'm developing an iOS app that will show some 360 panoramic content in a wkWebView. Here is my code: import UIKit import WebKit class ViewController: UIViewController { @IBOutlet weak var webView: WKWebView! override func viewWillAppear(_ animated: Bool) { let url = URL(string: "https://www. Sep 26, 2019 · We rencently update the webbrowser component, from UIwebview to WKwebview because Apple rejects the compilation. loadHTMLString(script, baseURL: nil ) This code is not working for following html Dec 19, 2017 · I am new to iOS and loading my website developed in jQuery Mobile to a WKWebView in Swift 4 and Xcode 9. If the WKWebView is trying to show the pdf file instead of downloading it, By replacing . open May 28, 2018 · Note - I don't have xamarin experience but I know how "window. It is working fine on any URL I load but when I try to get image of loaded PDF, it is giving blank grey image. Oct 15, 2018 · I am trying using WKWebView to load my local html file and want to send postMessage to my html , but postMessage is not working, WKWebView is unable to load the html file. zero, configuration: configuration) Update. When X and Y are tapped, the web view changes content as it should. Mar 18, 2021 · Best practices when working with WKWebView; Why WKWebView is so heavy. Oct 20, 2017 · Setting the size of the frame of the WKWebView to that of the correct scrollView size wasn’t working. preferences = preferences let webview = WKWebView(frame: . Jun 6, 2019 · For some reason, the WKWebView just shows a blank screen with no errors import Cocoa import WebKit class ViewController: NSViewController, WKNavigationDelegate { @IBOutlet weak var webView: WKWe May 18, 2017 · There's a problem that when i use WKWebView and just load a URL, but it will show blank page for seconds although it is loading, then it show whole page Apr 23, 2020 · Blank web views occur on iOS when a WKWebView fails or the OS kills the web view's content process. Z redirects to another page. At least on iOS 11. Oct 18, 2019 · Weirdly, the func webView(_ webView: WKWebView, decidePolicyFor navigationAction: WKNavigationAction, decisionHandler: @escaping (WKNavigationActionPolicy) -> Void) delegate does work perfectly for the content in the iframe, but none of the delegate methods after this seem to fire. Not only that, but it fails silently. Sep 22, 2017 · It turns out that in iOS 11 the WKWebView is trying to navigate to "about:blank". sharedHTTPCookieStorage(). Do you need a working example of WKWebView. This works fine, but pressing on links (e. Apr 12, 2021 · I am working on wkwebview and testing my app in ios 12 but it's not working. The function must be inside the to Nov 12, 2019 · import UIKit import WebKit class ViewController: UIViewController, WKUIDelegate { @IBOutlet weak var webView: WKWebView! @IBOutlet weak var activityIndicator: UIActivityIndicatorView! Mar 6, 2020 · I need to take a screenshot of WKWebView while app in Background. I think it does this on its own schedule. "no returns or refunds" signs PCB quality clarifications Are David Sep 16, 2014 · I'm integrating WKWebView to our App. Mar 13, 2020 · Web view is for accessing pages from the server. I have implemented the WKWebView in my ViewController. WKWebView gives BLANK navigationAction. Thanks for the help Nov 1, 2018 · I drag a Web View (WKWebView) into the default view supplied by Storyboard. AuthChallengeDisposition, URLCredential?) -> Void) { guard let serverTrust = challenge. Example : Steps to Reproduce Create a new MAUI app Add a WebView Set Jul 20, 2023 · We are planning to make a part of our app in Ionic using Vue and we are planning to use the native WKWebView to display Ionic screens but it only shows a blank screen. It seems that Safari works properly when the target is _self. Oct 1, 2019 · The problem is the WKWebView shows a white screen on iOS 13. allow to the decisionHandler. open in a function and call the function with onclick, Safari will not open a new tab. This works well on iOS12. I've read two similar questions (1, 2) but the solutions found do not work for me on OS X. Remove the -1 and Accept my answer if it helped. I can see my web site on those simulators (iPhone 5 / iOS 8. 2 - Starter vue project - blank Aug 8, 2023 · I have a WebView in a MAUI app that generally works, but whenever I click a link on iOS that is supposed to download a file (link returns a Content-Disposition header) it is opened in the WebView. Instead, I get a blank screen. What have I done so far: Debugging webpage with Safari Web Inspector, Console does not display any message relevant to this issue; XCode Debugger does not show any message relevant to this issue Jan 3, 2018 · Details. Hot Network Questions Implied warranties vs. As per apple's doc, "UIKit calls this method before changing the size of a presented view controller's view". I am stuck with this issue for the past week and cannot make this work and can't find any solutions as I did a lot of searching this past week. This is the closest thread where the same issue is discussed. It loads successfully. I don't know how to handle the location. userAgent before the page (which is https, by the way) got loaded onto the webview. open()" js works in WKWebView with native code so I hope this answer will help you connect the missing dots. tldr; the /tmp folder solution will not work on 8. com")! Dec 3, 2020 · I'm trying to load a local web, but is not working, only a white screen is being displayed. 3 SDK, WKWebView is still unable to make use of custom NSURLProtocols using public APIs. On the page there are 3 buttons - X, Y, Z. 2). Updated for Xcode 9. After loading it inside a controller, I noticed that JavaScript is not called on some pages (for example, buttons that open the dialer to call and social sharing buttons don't work). 如果你发现你的WKWebView中的网页，点击某个内容无反应时： 初始化： WKWebViewConfiguration *configuration = [[WKWebViewConfiguration alloc] init]; WKPreferences *preferences = [[WKPreferences alloc] init]; //很重要，如果没有设置这个则不会回调createWebViewWithConfiguration方法，也不会回应window. func webView(_ webView: WKWebView, didReceive challenge: URLAuthenticationChallenge, completionHandler: @escaping (URLSession. Here is my code for wkweb view: There seems to be a problem when using WKWebView with AngularJS since WKWebView raises an exception when trying to load local files. Can't find anything about iframe content blocking when using WKWebView. Thirdly, Don't comment without trying out the suggestions. It's working fine in IOS 14 and above. zipName?. Mar 31, 2019 · Even if it is in the completion handler of the webView. I am able to load it using safari, chrome firefox etc on the device and emulator (as well as computer), but when I try to load it in the wkwebview it flashes a couple times then goes to a blank white screen. I implemented WKNavigationDelegate and found that it stops at func webView(_ webView: WKWebView, decidePolicyFor navigationAction: WKNavigationAction, decisionHandler: @escaping (WKNavigationActionPolicy) -> Void and it won't call func webView(_ webView May 10, 2020 · It is pretty long and automatically called whenever user is trying to open link from WKWebView. Since we change the component mailto and tel link does not work. ptpnai kxb ynxhlf yzsap mdjr sqj risypl vjbrd zkahdsruk wzsr