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/* This Source Code Form is subject to the terms of the Mozilla Public
License, v. 2.0. If a copy of the MPL was not distributed with this
import UIKit
public class TooltipViewController: UIViewController {
private lazy var tooltipView: TooltipView = {
let tooltipView = TooltipView()
tooltipView.translatesAutoresizingMaskIntoConstraints = false
tooltipView.delegate = self
return tooltipView
}()
public var dismiss: (() -> Void)?
override public func viewDidLoad() {
super.viewDidLoad()
setupLayout()
preferredContentSize = tooltipView.systemLayoutSizeFitting(UIView.layoutFittingCompressedSize)
}
private func setupLayout() {
view.addSubview(tooltipView)
NSLayoutConstraint.activate([
tooltipView.topAnchor.constraint(equalTo: view.topAnchor),
tooltipView.bottomAnchor.constraint(equalTo: view.bottomAnchor),
tooltipView.leadingAnchor.constraint(equalTo: view.leadingAnchor),
tooltipView.trailingAnchor.constraint(equalTo: view.trailingAnchor)
])
}
public func configure(anchoredBy sourceView: UIView, sourceRect: CGRect) {
modalPresentationStyle = .popover
popoverPresentationController?.sourceView = sourceView
popoverPresentationController?.sourceRect = sourceRect
popoverPresentationController?.permittedArrowDirections = [.up, .down]
popoverPresentationController?.delegate = self
}
public func set(title: String = "", body: String) {
tooltipView.set(title: title, body: body, maxWidth: .maxWidth)
}
}
// MARK: - Delegates
extension TooltipViewController: UIPopoverPresentationControllerDelegate {
public func adaptivePresentationStyle(for controller: UIPresentationController, traitCollection: UITraitCollection) -> UIModalPresentationStyle {
.none
}
public func presentationControllerDidDismiss(_ presentationController: UIPresentationController) {
dismiss?()
}
}
extension TooltipViewController: TooltipViewDelegate {
public func didTapTooltipDismissButton() {
dismiss?()
}
}
fileprivate extension CGFloat {
static let maxWidth: CGFloat = 220
}