我无法将UIVIEw拖到tablevIEw上,这是我所知道的唯一方式.
斯威夫特3
var roundbutton = UIbutton()overrIDe func vIEwDIDLoad() { super.vIEwDIDLoad() self.roundbutton = UIbutton(type: .custom) self.roundbutton.setTitlecolor(UIcolor.orange,for: .normal) self.roundbutton.addTarget(self,action: #selector(buttonClick(_:)),for: UIControlEvents.touchUpInsIDe) self.vIEw.addSubvIEw(roundbutton)}overrIDe func vIEwWillLayoutSubvIEws() { roundbutton.layer.cornerRadius = roundbutton.layer.frame.size.wIDth/2 roundbutton.backgroundcolor = UIcolor.lightGray roundbutton.clipsToBounds = true roundbutton.setimage(UIImage(named:"your-image"),for: .normal) roundbutton.translatesautoresizingMaskIntoConstraints = false NSLayoutConstraint.activate([ roundbutton.trailingAnchor.constraint(equalTo: self.vIEw.trailingAnchor,constant: -3),roundbutton.bottomAnchor.constraint (equalTo: self.vIEw.bottomAnchor,constant: -53),roundbutton.wIDthAnchor.constraint(equalToConstant: 50),roundbutton.heightAnchor.constraint(equalToConstant: 50)])}/** Action Handler for button **/@IBAction func buttonClick(_ sender: UIbutton){ /** Do whatever you wanna do on button click**/}总结
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