113 lines
3.6 KiB
Swift
113 lines
3.6 KiB
Swift
//
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// Macros.swift
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// Passepartout-iOS
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//
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// Created by Davide De Rosa on 6/16/18.
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// Copyright (c) 2019 Davide De Rosa. All rights reserved.
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//
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// https://github.com/passepartoutvpn
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//
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// This file is part of Passepartout.
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//
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// Passepartout 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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// Passepartout 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 Passepartout. If not, see <http://www.gnu.org/licenses/>.
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//
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import UIKit
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class Macros {
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static func alert(_ title: String?, _ message: String?) -> UIAlertController {
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return UIAlertController(title: title, message: message, preferredStyle: .alert)
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}
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static func actionSheet(_ title: String?, _ message: String?) -> UIAlertController {
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return UIAlertController(title: title, message: message, preferredStyle: .actionSheet)
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}
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}
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extension UIAlertController {
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@discardableResult func addDefaultAction(_ title: String, handler: @escaping () -> Void) -> UIAlertAction {
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let action = UIAlertAction(title: title, style: .default) { (action) in
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handler()
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}
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addAction(action)
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preferredAction = action
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return action
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}
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@discardableResult func addCancelAction(_ title: String, handler: (() -> Void)? = nil) -> UIAlertAction {
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let action = UIAlertAction(title: title, style: .cancel) { (action) in
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handler?()
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}
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addAction(action)
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if actions.count == 1 {
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preferredAction = action
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}
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return action
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}
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@discardableResult func addAction(_ title: String, handler: @escaping () -> Void) -> UIAlertAction {
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let action = UIAlertAction(title: title, style: .default) { (action) in
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handler()
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}
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addAction(action)
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return action
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}
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@discardableResult func addDestructiveAction(_ title: String, handler: @escaping () -> Void) -> UIAlertAction {
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let action = UIAlertAction(title: title, style: .destructive) { (action) in
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handler()
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}
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addAction(action)
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preferredAction = action
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return action
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}
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}
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extension UIView {
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static func get<T: UIView>() -> T {
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let name = String(describing: T.self)
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let nib = UINib(nibName: name, bundle: nil)
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let objects = nib.instantiate(withOwner: nil)
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for o in objects {
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if let view = o as? T {
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return view
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}
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}
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fatalError()
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}
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}
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extension UITableView {
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func scrollToRowAsync(at indexPath: IndexPath) {
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DispatchQueue.main.async { [weak self] in
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self?.scrollToRow(at: indexPath, at: .middle, animated: false)
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}
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}
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func selectRowAsync(at indexPath: IndexPath) {
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DispatchQueue.main.async { [weak self] in
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self?.selectRow(at: indexPath, animated: false, scrollPosition: .middle)
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}
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}
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}
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extension UIColor {
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convenience init(rgb: UInt32, alpha: CGFloat) {
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let r = CGFloat((rgb & 0xff0000) >> 16) / 255.0
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let g = CGFloat((rgb & 0xff00) >> 8) / 255.0
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let b = CGFloat(rgb & 0xff) / 255.0
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self.init(red: r, green: g, blue: b, alpha: alpha)
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}
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}
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