PreviewTransitionViewController.swift
994 Bytes
//
// PreviewTransitionViewController.swift
// FileBrowser
//
// Created by Roy Marmelstein on 16/02/2016.
// Copyright © 2016 Roy Marmelstein. All rights reserved.
//
import UIKit
import QuickLook
/// Preview Transition View Controller was created because of a bug in QLPreviewController. It seems that QLPreviewController has issues being presented from a 3D touch peek-pop gesture and is produced an unbalanced presentation warning. By wrapping it in a container, we are solving this issue.
class PreviewTransitionViewController: UIViewController {
@IBOutlet weak var containerView: UIView!
let quickLookPreviewController = QLPreviewController()
override func viewDidLoad() {
super.viewDidLoad()
self.addChild(quickLookPreviewController)
containerView.addSubview(quickLookPreviewController.view)
quickLookPreviewController.view.frame = containerView.bounds
quickLookPreviewController.didMove(toParent: self)
}
}