//
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// LD_Def.swift
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// OKProject
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//
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// Created by 无故事王国 on 2022/2/28.
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// Copyright © 2022 yangwang. All rights reserved.
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//
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import Foundation
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// MARK: -- Function
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///当前的VC
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public func LD_currentViewController() -> UIViewController {
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var currVC:UIViewController?
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var Rootvc = UIApplication.shared.keyWindow?.rootViewController
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repeat {
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if (Rootvc?.isKind(of: NSClassFromString("UINavigationController")!))! {
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let nav = Rootvc as! UINavigationController
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let v = nav.viewControllers.last
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currVC = v
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Rootvc = v?.presentedViewController
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continue
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}else if (Rootvc?.isKind(of: NSClassFromString("UITabBarController")!))!{
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let tabVC = Rootvc as! UITabBarController
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currVC = tabVC
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Rootvc = tabVC.viewControllers?[tabVC.selectedIndex]
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continue
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}else {
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return currVC!
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}
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} while Rootvc != nil
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return currVC!
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}
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///当前的NavVC
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public func LD_currentNavigationController() -> UINavigationController {
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return LD_currentViewController().navigationController!
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}
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//MARK: - 加载xib视图
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public protocol LDNibView{}
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public extension LDNibView where Self : UIView{
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@discardableResult
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///加载方式不同：用于非pod项目中，加载xib所使用
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public static func ld_loadNibView() -> Self {
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return Bundle.main.loadNibNamed(Mirror(reflecting: self).description.replacingOccurrences(of: "Mirror for", with: "").replacingOccurrences(of: ".Type", with: "").trimmingCharacters(in: CharacterSet.whitespaces), owner: nil, options: nil)?.first as! Self
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}
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}
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class TapButton:UIButton{
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}
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final class Box<T> {
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// 声明一个别名
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typealias Listener = (T) -> Void
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var listener: Listener?
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var value: T? {
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didSet {
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guard let v = value else { return }
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listener?(v)
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}
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}
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init(_ value: T? = nil){
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self.value = value
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}
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func bind(listener: Listener?) {
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self.listener = listener
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guard let v = value else { return }
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listener?(v)
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}
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}
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