Liz Malinouskaya
104 lines
3.5 KiB
Swift
104 lines
3.5 KiB
Swift
//
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// Button.swift
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// PrivadoVPN
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//
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// Created by Zhandos Bolatbekov on 03.06.2021.
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// Copyright © 2021 Privado LLC. All rights reserved.
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//
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import UIKit
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class Button: UIButton {
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typealias TouchAction = () -> Void
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// MARK: - Properties
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var cornerRadius: CGFloat = 12.0 {
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didSet {
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self.layer.cornerRadius = self.cornerRadius
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}
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}
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var touchUpInside: TouchAction?
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// MARK: - Initializers
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override init(frame: CGRect) {
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super.init(frame: frame)
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self.addTarget(self, action: #selector(self.touchUpInside(sender:)), for: .touchUpInside)
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}
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required init?(coder aDecoder: NSCoder) {
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super.init(coder: aDecoder)
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self.addTarget(self, action: #selector(self.touchUpInside(sender:)), for: .touchUpInside)
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}
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convenience init(
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frame: CGRect = .zero,
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icon: UIImage? = nil,
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pressedIconColor: UIColor? = nil,
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text: String? = nil,
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textColor: UIColor? = .blue,
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pressedTextColor: UIColor? = nil,
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font: UIFont = .systemFont(ofSize: 17),
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backgroundColor: UIColor = .clear,
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pressedColor: UIColor? = nil,
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disabledColor: UIColor? = nil,
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cornerRadius: CGFloat = 0,
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borderWidth: CGFloat = 0,
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borderColor: UIColor = .clear
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) {
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self.init(frame: frame)
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let allControllStates: [UIControl.State] = [
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.normal, .highlighted, .disabled, .selected, .focused, .application, .reserved
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]
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for state in allControllStates {
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let text = text ?? ""
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let attributedTitle = NSMutableAttributedString(string: text)
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attributedTitle.addAttribute(.foregroundColor, value: textColor ?? .blue, range: text.getNSRange(of: text))
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if let icon = icon {
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let textAttachment = NSTextAttachment()
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let iconRect = CGRect(
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x: 0,
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y: (font.capHeight - icon.size.height).rounded() / 2,
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width: icon.size.width,
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height: icon.size.height
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)
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textAttachment.bounds = iconRect
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textAttachment.image = icon.withRenderingMode(.alwaysTemplate)
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attributedTitle.append(NSAttributedString(string: " "))
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attributedTitle.append(NSAttributedString(attachment: textAttachment))
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}
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self.setAttributedTitle(attributedTitle, for: state)
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}
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self.setTitleColor(textColor, for: .normal)
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if let pressedTextColor = pressedTextColor {
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self.setTitleColor(pressedTextColor, for: .highlighted)
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}
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self.titleLabel?.adjustsFontSizeToFitWidth = true
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self.titleLabel?.font = font
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self.backgroundColor = backgroundColor
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if let disabledColor = disabledColor {
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setBackgroundImage(UIImage(ofColor: disabledColor), for: .disabled)
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}
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if let pressedColor = pressedColor {
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setBackgroundImage(UIImage(ofColor: pressedColor), for: .highlighted)
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}
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self.layer.borderColor = borderColor.cgColor
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self.layer.borderWidth = borderWidth
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self.layer.cornerRadius = cornerRadius
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self.clipsToBounds = cornerRadius > 0
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self.cornerRadius = cornerRadius
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self.translatesAutoresizingMaskIntoConstraints = false
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}
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// MARK: - Private
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@objc
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private func touchUpInside(sender: Button) {
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self.touchUpInside?()
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}
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}
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