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Questions - addtarget

Why does the selector, @objc, function add a subview, of my button image (as a UIImageView), in my UIButton?

I first declare the button let balloon = UIButton() A background image then gets added to the balloon balloon.setBackgroundImage(UIImage(named:"balloon.jpg"), for: .normal) An image view ...
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Spencer

swift

xcode

uibutton

xcode-storyboard

addtarget

Votes: 0

Answers: 1

Latest Answer

What you're seeing has nothing to do with your selector / @objc func... Many UIKit classes do a lot of "under-the-hood" work. In the case of UIButton, subviews are only added as-needed. For ...
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DonMag

Unexpectedly found nil of optional value when addtarget of button

There is an error in addTarget of buttonSandK I Check the reference outlet and it's connected+ if i remove addtarget, the code run. What am i missing here public protocol tenorFooterDelegate: AnyObje...
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Loka

swift

uibutton

addtarget

Votes: 0

Answers: 1

Latest Answer

You are using @IBOutlet weak var buttonSandK : Button! but I think You should change it to @IBOutlet weak var buttonSandK : UIButton!
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stoikokolev

How to add target to UITextField in a class other than ViewController

I am trying to write a class that has a method which observe text changes on UITextField objects. When in ViewController, code below works as intended: class ViewController: UIViewController { @IB...
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Neco

ios

swift

uitextfield

uitextfielddelegate

addtarget

Votes: 0

Answers: 1

Latest Answer

I think it could be because you are not persisting with your ListenerModule object. I believe you are doing this ListenerModule().textWatcher(textField: password, view: self) in some function so the s...
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Shawn Frank

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