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UIDocumentInteractionController를 사용하여 파일을 보내고 처리 중입니다.
파일 전송 후 완료 경고를 표시하려고합니다.
그러나 완료 이벤트를 감지 할 수 없어 경고를 표시 할 수 없습니다.
완료 이벤트를 감지하는 방법을 알려주십시오.DidEndSendingToApplication이 호출되지 않았습니다.
import UIKit
class ViewController: UIViewController, UIDocumentInteractionControllerDelegate {
// Document controller
var dic:UIDocumentInteractionController?
override func viewDidLoad() {
super.viewDidLoad()
}
override func didReceiveMemoryWarning() {
super.didReceiveMemoryWarning()
// Dispose of any resources that can be recreated.
}
@IBAction func export(_ sender: Any) {
// url is sample.
let url = URL(fileURLWithPath: NSSearchPathForDirectoriesInDomains(.documentDirectory,.userDomainMask, true)[0]).appendingPathComponent("sample.txt")
dic = UIDocumentInteractionController(url: self.url)
dic?.delegate = self
dic?.presentOpenInMenu(from: (self.tabBarController?.tabBar.frame)!, in: self.view, animated: true)
}
// MARK: UIDocumentInteractionControllerDelegate methods
// Open in menu presented/dismissed on document. Use to set up any HI underneath.
public func documentInteractionControllerWillPresentOpenInMenu(_ controller: UIDocumentInteractionController) {
// Called
print("WillPresentOpenInMenu")
}
public func documentInteractionControllerDidDismissOpenInMenu(_ controller: UIDocumentInteractionController) {
// Called
print("DidDismissOpenInMenu")
}
// Synchronous. May be called when inside preview. Usually followed by app termination. Can use willBegin... to set annotation.
public func documentInteractionController(_ controller: UIDocumentInteractionController, willBeginSendingToApplication application: String?) {
// Not Called
print("willBeginSendingToApplication")
}
public func documentInteractionController(_ controller: UIDocumentInteractionController, didEndSendingToApplication application: String?) {
// Not Called
print("didEndSendingToApplication")
// I want to display an alert of completion!
let alert = UIAlertController(title: "Completed", message: "", preferredStyle: .alert)
alert.addAction(UIAlertAction(title: "OK", style: .default, handler: nil))
self.present(alert, animated: true, completion: nil)
}
}