iOS/swift 單選框和復選框

/**
 復選框
 */
import UIKit
 
class LYBmutipleSelectView: UIView {
 
    var selectindexs:[Int]=[]//選中的
 
    //標題數組
    var titleArr:[String]=[""]{
        didSet{
            for i in  0..<titleArr.count{
                //組裝按鈕和label
                let   singleselectview:UIView=UIView.init(frame: CGRect.init(x: i*100, y: 100, width: 100, height: 50))
                
                let rightLbel:UILabel=UILabel.init(frame: CGRect.init(x: 50, y: 0, width: 50, height: 50))
                rightLbel.text=titleArr[i]
                  singleselectview.addSubview(rightLbel)
                
                let leftBtn:UIButton=UIButton.init(frame: CGRect.init(x: 10, y: 10, width: 30, height: 30))
                leftBtn.tag=130+i;
                leftBtn.setImage(UIImage.init(named: "fuxuankuangUnselect"), for: UIControl.State.normal)
                leftBtn.addTarget(self, action: #selector(leftBtnClcik), for: UIControl.Event.touchUpInside)
                singleselectview.addSubview(leftBtn)
              
                addSubview(singleselectview)
            }
        }
    }
    
    override init(frame: CGRect) {
        super.init(frame: frame)
        initViews()
    }
    
    required init?(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
    
    func initViews(){
        let sureBtn:UIButton=UIButton.init(frame: CGRect.init(x: 200, y: 10, width: 100, height: 50))
        sureBtn.setTitle("確認", for: UIControl.State.normal)
        sureBtn.setTitleColor(UIColor.black, for: UIControl.State.normal)
        sureBtn.addTarget(self, action: #selector(sureBtnClcik), for: UIControl.Event.touchUpInside)
        addSubview(sureBtn)
    }
    
    //確認按鈕,根據選中的按鈕索引做相應的操作
    @objc func sureBtnClcik(){
        print("\(selectindexs)")
    }
    
    //點擊按鈕選中或取消
    @objc func leftBtnClcik(sender:UIButton){
        sender.isSelected = !sender.isSelected
        let btnTag:Int=sender.tag-130
        if sender.isSelected{//選中
            selectindexs.append(btnTag)//吧按鈕的索引存儲起來
        }else {
            //刪除數組中的元素，采用過濾的方法，swift中沒有現成f的方法
            let fiflter:[Int]=selectindexs.filter {
                $0 != btnTag
            }
            selectindexs = fiflter
        }
        
        sender.setImage(UIImage.init(named: "fuxuankuangUnselect"), for: UIControl.State.selected)
         sender.setImage(UIImage.init(named: "fuxuankuangselect"), for: UIControl.State.selected)
    }
    
    
}

/**
  單選框
  */
 
import UIKit
 
class LYBSingleselectview: UIView {
 
    var selectindex:Int=0//選中的
    var lastbtn:UIButton=UIButton.init()//保存上一個按鈕
    
    //標題數組
    var titleArr:[String]=[""]{
        didSet{
            for i in  0..<titleArr.count{
                //組裝按鈕和label
                let   singleselectview:UIView=UIView.init(frame: CGRect.init(x: i*100, y: 100, width: 100, height: 50))
                
                let rightLbel:UILabel=UILabel.init(frame: CGRect.init(x: 50, y: 0, width: 50, height: 50))
                rightLbel.text=titleArr[i]
                singleselectview.addSubview(rightLbel)
                
                let leftBtn:UIButton=UIButton.init(frame: CGRect.init(x: 10, y: 10, width: 30, height: 30))
              leftBtn.tag=130+i
                leftBtn.setImage(UIImage.init(named: "fuxuankuangUnselect"), for: UIControl.State.normal)
                leftBtn.addTarget(self, action: #selector(leftBtnClcik), for: UIControl.Event.touchUpInside)
                singleselectview.addSubview(leftBtn)
                
                addSubview(singleselectview)
            }
        }
    }
    
    override init(frame: CGRect) {
        super.init(frame: frame)
        initViews()
    }
    
    required init?(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
    
    func initViews(){
        let sureBtn:UIButton=UIButton.init(frame: CGRect.init(x: 200, y: 10, width: 100, height: 50))
        sureBtn.setTitle("確認", for: UIControl.State.normal)
        sureBtn.setTitleColor(UIColor.black, for: UIControl.State.normal)
        sureBtn.addTarget(self, action: #selector(sureBtnClcik), for: UIControl.Event.touchUpInside)
        addSubview(sureBtn)
    }
    
    //確認按鈕,根據選中的按鈕索引做相應的操作
    @objc func sureBtnClcik(){
        print("\(selectindex)")
    }
    
    //點擊按鈕選中或取消
    @objc func leftBtnClcik(sender:UIButton){
        let btnTag:Int=sender.tag-130
       sender.isSelected=true
        lastbtn.isSelected=false
        lastbtn.setImage(UIImage.init(named: "fuxuankuangUnselect"), for: UIControl.State.selected)
        sender.setImage(UIImage.init(named: "fuxuankuangselect"), for: UIControl.State.selected)
         lastbtn=sender
        selectindex = btnTag
    }
    
    
}

原文鏈接：https://blog.csdn.net/u011146511/java/article/details/86578730