143 lines
4.9 KiB
Swift
143 lines
4.9 KiB
Swift
// The MIT License (MIT)
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// Copyright © 2017 Ivan Vorobei (hello@ivanvorobei.by)
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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import UIKit
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extension UIButton {
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typealias UIButtonTargetClosure = () -> ()
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private class ClosureWrapper: NSObject {
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let closure: UIButtonTargetClosure
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init(_ closure: @escaping UIButtonTargetClosure) {
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self.closure = closure
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}
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}
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private struct AssociatedKeys {
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static var targetClosure = "targetClosure"
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}
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private var targetClosure: UIButtonTargetClosure? {
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get {
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guard let closureWrapper = objc_getAssociatedObject(self, &AssociatedKeys.targetClosure) as? ClosureWrapper else { return nil }
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return closureWrapper.closure
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}
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set(newValue) {
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guard let newValue = newValue else { return }
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objc_setAssociatedObject(self, &AssociatedKeys.targetClosure, ClosureWrapper(newValue), objc_AssociationPolicy.OBJC_ASSOCIATION_RETAIN_NONATOMIC)
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}
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}
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func target(_ action: @escaping UIButtonTargetClosure) {
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targetClosure = action
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addTarget(self, action: #selector(UIButton.targetAction), for: .touchUpInside)
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}
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@objc func targetAction() {
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guard let targetClosure = targetClosure else { return }
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targetClosure()
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}
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}
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extension UIButton {
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func setTitle(_ title: String) {
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self.setTitle(title, for: .normal)
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}
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func setTitleColor(_ color: UIColor) {
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self.setTitleColorForNoramlAndHightlightedStates(color: color)
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}
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func removeAllTargets() {
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self.removeTarget(nil, action: nil, for: .allEvents)
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}
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func showText(_ text: String, withComplection completion: (() -> Void)! = {}) {
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let baseText = self.titleLabel?.text ?? " "
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SPAnimation.animate(0.2,
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animations: {
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self.titleLabel?.alpha = 0
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}, withComplection: {
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self.setTitle(text, for: .normal)
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SPAnimation.animate(0.2, animations: {
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self.titleLabel?.alpha = 1
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}, withComplection: {
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SPAnimation.animate(0.2, animations: {
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self.titleLabel?.alpha = 0
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}, delay: 0.35,
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withComplection: {
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self.setTitle(baseText, for: .normal)
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SPAnimation.animate(0.2, animations: {
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self.titleLabel?.alpha = 1
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}, withComplection: {
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completion()
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})
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})
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})
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})
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}
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func setAnimatableText(_ text: String, withComplection completion: (() -> Void)! = {}) {
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SPAnimation.animate(0.2,
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animations: {
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self.titleLabel?.alpha = 0
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}, withComplection: {
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self.setTitle(text, for: .normal)
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SPAnimation.animate(0.2, animations: {
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self.titleLabel?.alpha = 1
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}, withComplection: {
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completion()
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})
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})
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}
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func hideContent(completion: (() -> Void)! = {}) {
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SPAnimation.animate(0.2,
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animations: {
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self.titleLabel?.alpha = 0
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}, withComplection: {
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completion()
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})
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}
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func showContent(completion: (() -> Void)! = {}) {
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SPAnimation.animate(0.2,
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animations: {
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self.titleLabel?.alpha = 1
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}, withComplection: {
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completion()
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})
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}
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func setTitleColorForNoramlAndHightlightedStates(color: UIColor) {
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self.setTitleColor(color, for: .normal)
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self.setTitleColor(color.withAlphaComponent(0.7), for: .highlighted)
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}
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}
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