How to call Objective-C from Javascript?

Question

I have a WebView, and I want to call a view in Objective-C from JavaScript. Does someone know how I can do this?

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I have this code in my ViewController:

Answer 1

Although this is a very old question now, it keeps getting returned by Google and there is a good answer now: the WebScripting informal protocol. It allows you to expose an objective C object to Javascript.

http://developer.apple.com/library/safari/documentation/appleapplications/Conceptual/SafariJSProgTopics/Tasks/ObjCFromJavaScript.html#//apple_ref/doc/uid/30001215-BBCBFJCD