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[英]How to display data from collectionview inside tableviewcell to another view controller when tableview header button is clicked
[英]how to hide button when clicked from another view
我是xcode编程的初学者。 我正在尝试执行一个操作,当我从A视图单击按钮时,B视图的按钮将被隐藏。 我已经知道我可以使用button.hidden = true;
对于自视图控制器,但我不知道如何从其他视图控制按钮。
谢谢
@IBAction func TestBut(sender: UIButton) {
setting.hidden = false
}
该按钮必须是view(或view controller)的属性。 呼叫看起来像这样:
view.button.hidden = true
之前,您使用以下按钮,按钮动作和协议创建自定义视图:
protocol CustomViewDelegate {
func buttonPressed (sender: AnyObject)
}
class CustomView: UIView {
@IBOutlet weak var button: UIButton!
var delegate: CustomViewDelegate!
override func awakeFromNib() {
super.awakeFromNib()
}
class func loadViewFromXib() -> CustomView {
return NSBundle.mainBundle().loadNibNamed("CustomView", owner: self, options: nil)[0] as! CustomView
}
@IBAction func buttonPressed(sender: AnyObject) {
self.delegate.buttonPressed(sender)
}
}
在您的ViewController中。
class ViewController: UIViewController, CustomViewDelegate {
var firstView: CustomView?
var secondView: CustomView?
override func viewDidLoad() {
super.viewDidLoad()
// Do any additional setup after loading the view, typically from a nib.
self.firstView = CustomView.loadViewFromXib()
self.secondView = CustomView.loadViewFromXib()
firstView!.frame = CGRectMake(0, 0, 100, 100)
secondView!.frame = CGRectMake(0, 200, 100, 100)
firstView!.delegate = self
secondView!.delegate = self
self.view.addSubview(firstView!)
self.view.addSubview(secondView!)
}
override func didReceiveMemoryWarning() {
super.didReceiveMemoryWarning()
// Dispose of any resources that can be recreated.
}
func buttonPressed(sender: AnyObject) {
if (sender as! UIButton) == self.firstView!.button {
self.secondView?.button.hidden = true
}else {
self.firstView?.button.hidden = true
}
}
}
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