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//
// UIToolbar+Extension.swift
// Nextcloud
//
// Created by Henrik Storch on 18.03.22.
// Copyright © 2022 Henrik Storch. All rights reserved.
//
// Author Henrik Storch <henrik.storch@nextcloud.com>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//
import UIKit
extension UIToolbar {
static func toolbar(onClear: (() -> Void)?, completion: @escaping () -> Void) -> UIToolbar {
let toolbar = UIToolbar()
toolbar.sizeToFit()
var buttons: [UIBarButtonItem] = []
if let onClear = onClear {
let clearButton = UIBarButtonItem(title: NSLocalizedString("_clear_", comment: ""), style: .plain) {
onClear()
}
buttons.append(clearButton)
}
buttons.append(UIBarButtonItem(barButtonSystemItem: UIBarButtonItem.SystemItem.flexibleSpace, target: nil, action: nil))
let doneButton = UIBarButtonItem(title: NSLocalizedString("_done_", comment: ""), style: .done) {
completion()
}
buttons.append(doneButton)
toolbar.setItems(buttons, animated: false)
return toolbar
}
// by default inputAccessoryView does not respect safeArea
var wrappedSafeAreaContainer: UIView {
let view = InputBarWrapper()
view.addSubview(self)
self.translatesAutoresizingMaskIntoConstraints = false
NSLayoutConstraint.activate([
self.topAnchor.constraint(equalTo: view.topAnchor),
self.leftAnchor.constraint(equalTo: view.leftAnchor),
self.bottomAnchor.constraint(equalTo: view.safeAreaLayoutGuide.bottomAnchor),
self.rightAnchor.constraint(equalTo: view.rightAnchor)
])
return view
}
}
// https://stackoverflow.com/a/67985180/9506784
class InputBarWrapper: UIView {
var desiredHeight: CGFloat = 0 {
didSet { invalidateIntrinsicContentSize() }
}
override var intrinsicContentSize: CGSize { CGSize(width: 0, height: desiredHeight) }
required init?(coder aDecoder: NSCoder) { fatalError() }
override init(frame: CGRect) {
super.init(frame: frame)
autoresizingMask = .flexibleHeight
}
}
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