Web view user interface delegates implement this protocol to control the opening of new windows, . Returns the height of the web view’s printed page header. In apps that run in iOS 8 and later, use the WKWebView class instead of using UIWebView. Additionally, consider setting the WKPreferences property. import Cocoa import WebKit class ViewController: NSViewController { var webView: WKWebView! override func loadView() { let webConfiguration.

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Providing a custom user agent User agents let your web servers identify the type of web browser that is accessing a page, and are commonly used to enable or pribt which features are available. I see that this is an old question, but since there aren’t any answers yet, I thought I would provide this for anyone searching.

Complete Guide to Implementing WKWebView

None of the printed frames changes when the page in the print preview changes. For the best rendering of plain and rich text in your app, however, you should use UIText View instead.

OK, so that last part isn’t true. Or you can change it globally by setting NSUserDefaults. Sign up using Facebook. This can be done by observing the estimatedProgress property, like this: Implement the scrollview delegate methods and listen for scrollViewDidScroll method which gets hit when you scroll the webView.

Snapshot part of the page Although you can use the regular drawHierarchy method for converting a view to an image, WebKit comes with its own takeSnapshot method that lets you crop and size the image as needed.


How to refactor massive view controllers. I just can’t figure out how to get the scroll position of the view! This is all available inside the backForwardList property of web views, which itself contains the array backList and forwardList. User agents let your web servers identify the type of web browser that is accessing a page, and are commonly used to enable or limit which features are available.

You can also use the scales Page To Fit property to programmatically set the scale of web content the first time it is displayed in a web view. There is no way you can prevent a universal link from opening an app if installed when the link is in a page in your web view.

For example, you can print out a list of all sites the user has already visited using this loop: By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of serviceprivacy policy and cookie policyand that your continued use of the website is subject to these policies.

Pagination Mode The layout of content in the web view, which determines the direction that the pages flow.

WebUIDelegate – WebKit | Apple Developer Documentation

WKUIDelegate provides the method for presenting some native user interfaces see Javascript dialog boxes later. Because App Transport Security policy requires the use of a secure connection, or unless you whitelist it. This is buried under the configuration. By default, a web view automatically converts telephone numbers that appear in web content to Phone links. For example, if you wanted to load help. Bool A Boolean value that determines whether Picture in Picture ccoa is allowed from this view.


Web Drag Source Action, from: Moving Back and Forward. A view that embeds web content in your app.

The Ultimate Guide to WKWebView

Returns the result of running a JavaScript script. URL that will open an app. Sign up or log in Sign up using Google. Pagination Breaking Mode The manner in which column- or page-breaking occurs.

This is often omitted in a custom implementation of WKWebViewyet it is very important. If you were using your view controller you would write this:. I’d like to add a custom footer including a page number. They are similar to custom URI scheme to open app, but using regular http addresses.

For more information about appearance and behavior configuration, see Web Views. Reading and deleting cookies You can read through the complete list of cookies associated with a website by using the httpCookieStore property of your web view. This is inefficient, and also far harder than it needs to be. webviwe

There is no such delegate on OS X. If you are referencing assets coxoa your bundle such as images or CSS, you should specify Bundle. Returns menu items to display in an element’s contextual menu. You can set it on a request object.