on(_:)

MethodTryYourSize (Swift)

Window events: ready, open, close, size, loadError.

@discardableResult
public func on(_ handler: @escaping (Event) -> Void) -> TYSSubscription

Parameters

handler@escaping (Event) -> VoidRequired

Called with each window event.

Events

.ready(product: String)Optional

The window is shown and connected.

.open(product: String)Optional

.close(product: String)Optional

.size(SizeSelection)Optional

The shopper chose a size: preselect it.

.loadError(TryYourSizeError)Optional

Our window could not be reached, or this app is not registered for the key.

Returns

A subscription; cancel() stops the events.

Example

SwiftKotlinReact NativeFlutter

let sub = tys.on { event in
    switch event {
    case .size(let selection): selectedSize = selection.size   // "Use this size"
    case .loadError(let error): print(error.code)
    default: break
    }
}

val sub = tys.on { event ->
    when (event) {
        is TryYourSize.Event.Size -> selected = event.selection.size
        is TryYourSize.Event.LoadError -> Log.w("tys", event.error.code.wire)
        else -> Unit
    }
}

const sub = addEventListener((e) => {
  if (e.type === "size") setSize(e.selection.size);
  if (e.type === "loaderror") console.warn(e.code);
});

tys.events.listen((e) {
  if (e is SizeSelected) setState(() => size = e.selection.size);
  if (e is LoadError) debugPrint(e.error.code);
});