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@@ -1,334 +0,0 @@
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-//
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-// NCCustomizableAlertController.swift
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-// Nextcloud
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-//
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-// Created by Marino Faggiana on 30/09/19.
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-// Copyright © 2018 Marino Faggiana. All rights reserved.
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-//
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-// Author Marino Faggiana <marino.faggiana@nextcloud.com>
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-//
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-// This program is free software: you can redistribute it and/or modify
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-// it under the terms of the GNU General Public License as published by
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-// the Free Software Foundation, either version 3 of the License, or
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-// (at your option) any later version.
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-//
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-// This program is distributed in the hope that it will be useful,
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-// but WITHOUT ANY WARRANTY; without even the implied warranty of
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-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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-// GNU General Public License for more details.
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-//
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-// You should have received a copy of the GNU General Public License
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-// along with this program. If not, see <http://www.gnu.org/licenses/>.
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-//
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-
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-// Medium article
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-//
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-// https://medium.com/@Daniel_illescas/hacking-ios-alerts-with-swift-61aefce9736a
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-
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-import UIKit
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-
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-final class DarkAlertController: NCCustomizableAlertController {
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-
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- override func viewDidLoad() {
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- super.viewDidLoad()
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-
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- self.visualEffectView?.effect = UIBlurEffect(style: .dark)
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- self.tintColor = UIColor(red: 0.4, green: 0.5, blue: 1.0, alpha: 1.0)
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- self.contentView?.backgroundColor = UIColor(red: 0.1, green: 0.1, blue: 0.1, alpha: 0.7)
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-
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- let whiteStringAttribute = StringAttribute(key: .foregroundColor, value: UIColor.white)
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- self.titleAttributes = [whiteStringAttribute]
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- self.messageAttributes = [whiteStringAttribute]
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- }
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-}
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-
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-//
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-
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-open class NCCustomizableAlertController: UIAlertController {
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-
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- open lazy var visualEffectView: UIVisualEffectView? = {
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- return self.view.visualEffectView
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- }()
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-
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- open lazy var lazyContentView: UIView? = {
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- return self.contentView
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- }()
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-
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- open lazy var tintColor: UIColor? = {
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- return self.view.tintColor
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- }()
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-
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- override open func viewWillAppear(_ animated: Bool) {
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- super.viewDidAppear(animated)
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- self.view.tintColor = self.tintColor
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- }
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-
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- func addParallaxEffect(x: Int = 20, y: Int = 20) {
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- let horizontal = UIInterpolatingMotionEffect(keyPath: "layer.transform.translation.x", type: .tiltAlongHorizontalAxis)
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- horizontal.minimumRelativeValue = -x
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- horizontal.maximumRelativeValue = x
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-
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- let vertical = UIInterpolatingMotionEffect(keyPath: "layer.transform.translation.y", type: .tiltAlongVerticalAxis)
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- vertical.minimumRelativeValue = -y
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- vertical.maximumRelativeValue = y
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-
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- let motionEffectsGroup = UIMotionEffectGroup()
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- motionEffectsGroup.motionEffects = [horizontal, vertical]
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-
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- self.view.addMotionEffect(motionEffectsGroup)
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- }
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-}
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-
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-//
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-
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-extension UIAlertController {
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-
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- private var visualEffectView: UIVisualEffectView? {
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- return self.view.visualEffectView
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- }
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-
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- var contentView: UIView? {
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- return self.view.subviews.first?.subviews.first?.subviews.first
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- }
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-
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- var titleAttributes: [StringAttribute] {
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- get { return self.attributedTitle_?.attributes ?? [] }
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- set { self.attributedTitle_ = newValue.suitableAttributedText(forText: self.title) }
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- }
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-
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- var messageAttributes: [StringAttribute] {
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- get { return self.attributedMessage_?.attributes ?? [] }
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- set { self.attributedMessage_ = newValue.suitableAttributedText(forText: self.message) }
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- }
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-}
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-
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-extension UIAlertAction {
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-
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- var label: UILabel? {
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- return (self.value(forKey: "__representer") as? NSObject)?.value(forKey: "label") as? UILabel
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- }
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-
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- var titleAttributes: [StringAttribute] {
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- get { return self.label?.attributedText?.attributes ?? [] }
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- set { self.label?.textAttributes = newValue }
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- }
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-
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- var titleTextColor: UIColor? {
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- get { return self.titleTextColor_ }
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- set { self.titleTextColor_ = newValue }
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- }
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-
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- var accessoryImage: UIImage? {
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- get { return self.image_ }
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- set { self.image_ = newValue }
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- }
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-
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- var contentElementViewController: ElementViewController? {
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- get { return self.contentViewController_ as? ElementViewController }
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- set {
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- if accessoryImage != nil {
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- print("The accessory image might overlap with the content of the contentViewController")
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- }
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- self.contentViewController_ = newValue
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- }
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- }
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-
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- var contentViewController: UIViewController? {
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- get { return self.contentViewController_ }
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- set {
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- if accessoryImage != nil {
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- print("The accessory image might overlap with the content of the contentViewController")
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- }
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- self.contentViewController_ = newValue
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- }
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- }
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-
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- var tableViewController: UITableViewController? {
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- get { return self.contentViewController_ as? UITableViewController }
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- set {
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- if accessoryImage != nil {
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- print("The accessory image might overlap with the content of the contentViewController")
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- }
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- self.contentViewController_ = newValue
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- }
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- }
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-
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- var accessoryView: UIView? {
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- get { return contentElementViewController?.elementView }
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- set {
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- let elementViewController = ElementViewController()
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- elementViewController.elementView = newValue
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- self.contentViewController = elementViewController
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- }
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- }
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-}
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-
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-extension UILabel {
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- var textAttributes: [StringAttribute] {
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- get { return self.attributedText?.attributes ?? [] }
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- set { self.attributedText = newValue.suitableAttributedText(forText: self.text) }
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- }
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-}
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-
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-extension NSAttributedString {
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-
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- struct StringAttribute {
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-
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- let key: NSAttributedString.Key
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- let value: Any
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- var range: NSRange? = nil
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-
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- init(key: NSAttributedString.Key, value: Any, range: NSRange? = nil) {
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- self.key = key
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- self.value = value
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- self.range = range
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- }
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- }
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-
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- var attributes: [StringAttribute] {
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-
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- var savedAttributes: [StringAttribute] = []
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-
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- let rawAttributes = self.attributes(at: 0, longestEffectiveRange: nil, in: NSRange(location: 0, length: self.length))
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-
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- for rawAttribute in rawAttributes {
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- savedAttributes.append(StringAttribute(key: rawAttribute.key, value: rawAttribute.value))
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- }
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- return savedAttributes
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- }
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- convenience init(string: String?, attributes: [StringAttribute]) {
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-
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- guard let validString = string else { self.init(string: "", attributes: [:]); return }
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-
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- var attributesDict: [NSAttributedString.Key: Any] = [:]
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- for attribute in attributes {
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- attributesDict[attribute.key] = attribute.value
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- }
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- self.init(string: validString, attributes: attributesDict)
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- }
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-}
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-
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-extension NSMutableAttributedString {
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- var mutableAttributes: [StringAttribute] {
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- get { return self.attributes }
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- set {
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- let defaultRange = NSRange(location: 0, length: self.length)
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- for attribute in newValue {
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- self.addAttribute(attribute.key, value: attribute.value, range: attribute.range ?? defaultRange)
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- }
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- }
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- }
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- convenience init(string: String?, mutableAttributes: [StringAttribute]) {
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- guard let text = string else { self.init(string: ""); return }
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- self.init(string: text)
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- self.mutableAttributes = mutableAttributes
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- }
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-}
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-
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-class ElementViewController: UIViewController {
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-
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- var elementView: UIView? = nil
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-
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- override func viewDidLoad() {
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- super.viewDidLoad()
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-
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- if let validView = self.elementView {
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-
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- self.view.addSubview(validView)
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-
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- validView.translatesAutoresizingMaskIntoConstraints = false
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-
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- let margins = self.view.layoutMarginsGuide
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-
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- validView.centerYAnchor.constraint(equalTo: margins.topAnchor, constant: validView.frame.height).isActive = true
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- validView.centerXAnchor.constraint(equalTo: margins.centerXAnchor).isActive = true
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- validView.widthAnchor.constraint(equalTo: margins.widthAnchor).isActive = true
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- validView.heightAnchor.constraint(equalTo: margins.heightAnchor).isActive = true
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- }
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- }
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-}
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-
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-//
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-
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-typealias StringAttribute = NSAttributedString.StringAttribute
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-
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-extension Array where Element == StringAttribute {
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- func suitableAttributedText(forText text: String?) -> NSAttributedString {
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- if self.compactMap({ $0.range }).isEmpty {
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- return NSAttributedString(string: text, attributes: self)
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- }
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- return NSMutableAttributedString(string: text, mutableAttributes: self)
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- }
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-}
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-
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-extension UIView {
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- func mapEverySubview(predicate: (UIView) -> Void) {
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- predicate(self)
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- for subview in self.subviews {
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- subview.mapEverySubview(predicate: predicate)
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- }
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- }
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-}
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-private extension UIView {
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- var visualEffectView: UIVisualEffectView? {
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-
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- if self is UIVisualEffectView {
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- return self as? UIVisualEffectView
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- }
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-
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- for subview in self.subviews {
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- if let validView = subview.visualEffectView {
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- return validView
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- }
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- }
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- return nil
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- }
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-}
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-
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-private extension UIAlertController {
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-
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- private var attributedTitle_: NSAttributedString? {
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- get {
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- return self.value(forKey: "attributedTitle") as? NSAttributedString
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- } set {
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- self.setValue(newValue, forKey: "attributedTitle")
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- }
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- }
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-
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- private var attributedMessage_: NSAttributedString? {
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- get {
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- return self.value(forKey: "attributedMessage") as? NSAttributedString
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- } set {
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- self.setValue(newValue, forKey: "attributedMessage")
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- }
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- }
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-}
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-
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-private extension UIAlertAction {
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-
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- // idea from: https://medium.com/@maximbilan/ios-uialertcontroller-customization-5cfd88140db8
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- private var image_: UIImage? {
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- get {
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- return self.value(forKey: "image") as? UIImage
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- } set {
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- let imageWithGoodDimensions = NCUtility.sharedInstance.resizeImage(image: newValue!, newWidth: 30)
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- self.setValue(imageWithGoodDimensions.withRenderingMode(.alwaysOriginal), forKey: "image")
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- }
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- }
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-
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- private var contentViewController_: UIViewController? {
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- get {
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- return self.value(forKey: "contentViewController") as? UIViewController
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- } set {
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- self.setValue(newValue, forKey: "contentViewController")
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- }
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- }
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-
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- private var titleTextColor_: UIColor? {
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- get {
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- return self.value(forKey: "titleTextColor") as? UIColor
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- } set {
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- self.setValue(newValue, forKey: "titleTextColor")
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- }
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- }
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-}
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marinofaggiana