To run the example project, clone the repo, and run pod install
from the Example directory first.
JSFunction is available through CocoaPods. To install it, simply add the following line to your Podfile:
pod 'JSFunction'
OutOfCode, [email protected] Bear, [email protected]
JSFunction is available under the MIT license. See the LICENSE file for more info.
Create a class that inherits JSFunction.
@objcMembers
final class TestScript : NSObject, JSFunction {
var name: String = "test"
init(name: String) {
self.name = name
}
func message1() {
print("\(type(of: self)).\(#function)")
}
func message2(_ text: String) {
print("\(type(of: self)).\(#function) text = \(text)")
}
func message3(_ text1: String, _ text2: String) {
print("\(type(of: self)).\(#function) text1=\(text1) text2=\(text2)")
}
func json(_ json: String) {
guard let model = json.decode(type: JsonModel.self) else { return }
print("\(type(of: self)).\(#function) name=\(model.name), age=\(model.age)")
}
struct JsonModel : Decodable {
var name: String
var age: Int
}
}
add function WKUserContentController
class ViewController: UIViewController {
private var webView: WKWebView!
override func viewDidLoad() {
super.viewDidLoad()
let script = TestScript(name: "test")
let userContentController = WKUserContentController()
userContentController.add(function: script)
let configuration = WKWebViewConfiguration()
configuration.userContentController = userContentController
webView = WKWebView(frame: view.frame, configuration: configuration)
view.addSubview(webView)
let localFile = Bundle.main.path(forResource: "test", ofType: "html") ?? ""
let url = URL(fileURLWithPath: localFile)
let request = URLRequest(url: url)
webView.load(request)
}
}
Javascript side
<script type="text/javascript">
function message1() {
var message = 'message1()';
window.webkit.messageHandlers.test.postMessage(message);
}
function message2() {
var message = 'message2(My Name is DH)';
window.webkit.messageHandlers.test.postMessage(message);
}
function message3() {
var message = 'message3(My Name is DH, 29 years old)';
window.webkit.messageHandlers.test.postMessage(message);
}
function json() {
var json = '{"name": "DH", "age": 29}';
var message = 'json(' + json + ')';
window.webkit.messageHandlers.test.postMessage(message);
}
</script>