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@smosko
Last active April 23, 2019 12:57
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Bubble up events from child ViewControllers using the UIResponder chain
// LocationPickerViewController.swift
class LocationPickerViewController: UITableViewController {
...
override func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
didSelectLocation(locations[indexPath.row])
}
}
extension UIResponder {
@objc func didSelectLocation(_ location: Location) {
next?.didSelectLocation(location)
}
}
// AppFlowController.swift
class AppFlowController: UIViewController {
// LocationPickerViewController is contained in childViewControllers hierarchy
...
override func didSelectLocation(_ location: Location) {
// handle event
}
}
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smosko commented Apr 23, 2019

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