UIButton

UIButton detects touch events.

1. Open Xcode
2. Click File
3. Click New
4. Click Project...
5. Under iOS, click Application
6. Click Single View Application
7. Click Next
8. After Product Name, type your product name
9. After Organization Name, type your organization name or leave blank
10. After Organization Identifier, type your organization identifier
11. After Language, select Swift
12. After Devices, select Universal
13. Uncheck Use Core Data
14. Click Next
15. Select a folder
16. After Source Control, uncheck Create Git repository on
17. Click Create

1. Open ViewController.swift
2. Copy and paste code

1. Open Main.storyboard
2. Click View
3. Click Utilities
4. Click Show Object Library
5. Drag Button to View
6. Click View
7. Click Utilities
8. Click Show Connections Inspector
9. Under Sent Events, after Touch Up Inside, drag + to View Controller
10. Click touchUpInside:
11. Under Referencing Outlets, after New Referencing Outlet, drag + to View Controller
12. Click interfaceBuilderButton

1. Click File
2. Click Add Files to "UIButton" ...
3. Select image
4. After Destination, check Copy items if needed
5. After Added folders, select Create groups
6. After Add to targets, check UIButton
7. Click Add

1. Click Product
2. Click Run

import UIKit

class ViewController: UIViewController
{
    @IBOutlet weak var interfaceBuilderButton: UIButton!

    override func prefersStatusBarHidden() -> Bool
    {
        return true
    }
    override func viewDidLoad()
    {
        super.viewDidLoad()

        self.view.backgroundColor = UIColor.lightGrayColor()
        
        self.interfaceBuilderButton.setTitle("Interface Builder", forState: UIControlState.Normal)
        self.view.removeConstraints(self.view.constraints())
        
        let systemButtonTypeButton = UIButton.buttonWithType(UIButtonType.System) as UIButton
        systemButtonTypeButton.addTarget(self, action: "touchUpInside:", forControlEvents: UIControlEvents.TouchUpInside)
        systemButtonTypeButton.setTitle("System", forState: UIControlState.Normal)
        systemButtonTypeButton.setTranslatesAutoresizingMaskIntoConstraints(false)
        self.view.addSubview(systemButtonTypeButton)
        self.view.addConstraint(NSLayoutConstraint(item: systemButtonTypeButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: self.interfaceBuilderButton, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 0))

        let contactAddButtonTypeButton = UIButton.buttonWithType(UIButtonType.ContactAdd) as UIButton
        contactAddButtonTypeButton.addTarget(self, action: "touchUpInside:", forControlEvents: UIControlEvents.TouchUpInside)
        contactAddButtonTypeButton.setTitle("Contact Add", forState: UIControlState.Normal)
        contactAddButtonTypeButton.setTranslatesAutoresizingMaskIntoConstraints(false)
        self.view.addSubview(contactAddButtonTypeButton)
        self.view.addConstraint(NSLayoutConstraint(item: contactAddButtonTypeButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: systemButtonTypeButton, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 0))
        
        let detailDisclosureButtonTypeButton = UIButton.buttonWithType(UIButtonType.DetailDisclosure) as UIButton
        detailDisclosureButtonTypeButton.addTarget(self, action: "touchUpInside:", forControlEvents: UIControlEvents.TouchUpInside)
        detailDisclosureButtonTypeButton.setTitle("Detail Disclosure", forState: UIControlState.Normal)
        detailDisclosureButtonTypeButton.setTranslatesAutoresizingMaskIntoConstraints(false)
        self.view.addSubview(detailDisclosureButtonTypeButton)
        self.view.addConstraint(NSLayoutConstraint(item: detailDisclosureButtonTypeButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: contactAddButtonTypeButton, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 0))
        
        let infoDarkButtonTypeButton = UIButton.buttonWithType(UIButtonType.InfoDark) as UIButton
        infoDarkButtonTypeButton.addTarget(self, action: "touchUpInside:", forControlEvents: UIControlEvents.TouchUpInside)
        infoDarkButtonTypeButton.setTitle("Info Dark", forState: UIControlState.Normal)
        infoDarkButtonTypeButton.setTranslatesAutoresizingMaskIntoConstraints(false)
        self.view.addSubview(infoDarkButtonTypeButton)
        self.view.addConstraint(NSLayoutConstraint(item: infoDarkButtonTypeButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: detailDisclosureButtonTypeButton, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 0))
        
        let infoLightButtonTypeButton = UIButton.buttonWithType(UIButtonType.InfoLight) as UIButton
        infoLightButtonTypeButton.addTarget(self, action: "touchUpInside:", forControlEvents: UIControlEvents.TouchUpInside)
        infoLightButtonTypeButton.setTitle("Info Light", forState: UIControlState.Normal)
        infoLightButtonTypeButton.setTranslatesAutoresizingMaskIntoConstraints(false)
        self.view.addSubview(infoLightButtonTypeButton)
        self.view.addConstraint(NSLayoutConstraint(item: infoLightButtonTypeButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: infoDarkButtonTypeButton, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 0))
        
        let customButtonTypeButton = UIButton.buttonWithType(UIButtonType.Custom) as UIButton
        customButtonTypeButton.addTarget(self, action: "touchUpInside:", forControlEvents: UIControlEvents.TouchUpInside)
        customButtonTypeButton.setTitle("Custom", forState: UIControlState.Normal)
        customButtonTypeButton.setTranslatesAutoresizingMaskIntoConstraints(false)
        self.view.addSubview(customButtonTypeButton)
        self.view.addConstraint(NSLayoutConstraint(item: customButtonTypeButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: infoLightButtonTypeButton, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 0))
        
        let titleButton = UIButton()
        titleButton.addTarget(self, action: "touchUpInside:", forControlEvents: UIControlEvents.TouchUpInside)
        titleButton.setTitle("Title", forState: UIControlState.Normal)
        titleButton.setTranslatesAutoresizingMaskIntoConstraints(false)
        self.view.addSubview(titleButton)
        self.view.addConstraint(NSLayoutConstraint(item: titleButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: customButtonTypeButton, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 0))

        let titleLabelButton = UIButton()
        titleLabelButton.addTarget(self, action: "touchUpInside:", forControlEvents: UIControlEvents.TouchUpInside)
        titleLabelButton.setTitle("Title Label", forState: UIControlState.Normal)
        titleLabelButton.setTranslatesAutoresizingMaskIntoConstraints(false)
        titleLabelButton.titleLabel?.font = UIFont(name: "Times New Roman", size: 24)
        self.view.addSubview(titleLabelButton)
        self.view.addConstraint(NSLayoutConstraint(item: titleLabelButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: titleButton, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 0))
        
        let highlightedAttributedString = NSMutableAttributedString(string: "Attributed Title")
        highlightedAttributedString.addAttribute(NSBackgroundColorAttributeName, value: UIColor.greenColor(), range: NSMakeRange(0, 10))
        highlightedAttributedString.addAttribute(NSForegroundColorAttributeName, value: UIColor.whiteColor(), range: NSMakeRange(0, 10))
        highlightedAttributedString.addAttribute(NSFontAttributeName, value: UIFont(name: "Arial", size: 24)!, range: NSMakeRange(11, 5))
        
        let normalAttributedString = NSMutableAttributedString(string: "Attributed Title")
        normalAttributedString.addAttribute(NSBackgroundColorAttributeName, value: UIColor.redColor(), range: NSMakeRange(0, 10))
        normalAttributedString.addAttribute(NSForegroundColorAttributeName, value: UIColor.whiteColor(), range: NSMakeRange(0, 10))
        normalAttributedString.addAttribute(NSFontAttributeName, value: UIFont(name: "Times New Roman", size: 24)!, range: NSMakeRange(11, 5))
        
        let attributedTitleButton = UIButton()
        attributedTitleButton.addTarget(self, action: "touchUpInside:", forControlEvents: UIControlEvents.TouchUpInside)
        attributedTitleButton.setAttributedTitle(highlightedAttributedString, forState: UIControlState.Highlighted)
        attributedTitleButton.setAttributedTitle(normalAttributedString, forState: UIControlState.Normal)
        attributedTitleButton.setTitle(highlightedAttributedString.string, forState: UIControlState.Highlighted)
        attributedTitleButton.setTitle(normalAttributedString.string, forState: UIControlState.Normal)
        attributedTitleButton.setTranslatesAutoresizingMaskIntoConstraints(false)
        self.view.addSubview(attributedTitleButton)
        self.view.addConstraint(NSLayoutConstraint(item: attributedTitleButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: titleLabelButton, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 0))
        
        let tintColorButton = UIButton.buttonWithType(UIButtonType.System) as UIButton
        tintColorButton.addTarget(self, action: "touchUpInside:", forControlEvents: UIControlEvents.TouchUpInside)
        tintColorButton.setTitle("Tint Color", forState: UIControlState.Normal)
        tintColorButton.setTranslatesAutoresizingMaskIntoConstraints(false)
        tintColorButton.tintColor = UIColor.redColor()
        self.view.addSubview(tintColorButton)
        self.view.addConstraint(NSLayoutConstraint(item: tintColorButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: attributedTitleButton, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 0))
        
        let titleColorButton = UIButton()
        titleColorButton.addTarget(self, action: "touchUpInside:", forControlEvents: UIControlEvents.TouchUpInside)
        titleColorButton.setTitle("Title Color", forState: UIControlState.Normal)
        titleColorButton.setTitleColor(UIColor.redColor(), forState: UIControlState.Normal)
        titleColorButton.setTranslatesAutoresizingMaskIntoConstraints(false)
        self.view.addSubview(titleColorButton)
        self.view.addConstraint(NSLayoutConstraint(item: titleColorButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: tintColorButton, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 0))
        
        let titleShadowColorButton = UIButton()
        titleShadowColorButton.addTarget(self, action: "touchUpInside:", forControlEvents: UIControlEvents.TouchUpInside)
        titleShadowColorButton.setTitle("Title Shadow Color", forState: UIControlState.Normal)
        titleShadowColorButton.setTitleShadowColor(UIColor.greenColor(), forState: UIControlState.Highlighted)
        titleShadowColorButton.setTitleShadowColor(UIColor.redColor(), forState: UIControlState.Normal)
        titleShadowColorButton.setTranslatesAutoresizingMaskIntoConstraints(false)
        titleShadowColorButton.titleLabel?.shadowOffset = CGSizeMake(2, 2)
        self.view.addSubview(titleShadowColorButton)
        self.view.addConstraint(NSLayoutConstraint(item: titleShadowColorButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: titleColorButton, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 0))
        
        let reversesTitleShadowWhenHighlightedButton = UIButton()
        reversesTitleShadowWhenHighlightedButton.addTarget(self, action: "touchUpInside:", forControlEvents: UIControlEvents.TouchUpInside)
        reversesTitleShadowWhenHighlightedButton.reversesTitleShadowWhenHighlighted = true
        reversesTitleShadowWhenHighlightedButton.setTitle("Reverses Title Shadow When Highlighted", forState: UIControlState.Normal)
        reversesTitleShadowWhenHighlightedButton.setTitleShadowColor(UIColor.greenColor(), forState: UIControlState.Highlighted)
        reversesTitleShadowWhenHighlightedButton.setTitleShadowColor(UIColor.redColor(), forState: UIControlState.Normal)
        reversesTitleShadowWhenHighlightedButton.setTranslatesAutoresizingMaskIntoConstraints(false)
        reversesTitleShadowWhenHighlightedButton.titleLabel?.shadowOffset = CGSizeMake(2, 2)
        self.view.addSubview(reversesTitleShadowWhenHighlightedButton)
        self.view.addConstraint(NSLayoutConstraint(item: reversesTitleShadowWhenHighlightedButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: titleShadowColorButton, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 0))
        
        let imageButton = UIButton()
        imageButton.addTarget(self, action: "touchUpInside:", forControlEvents: UIControlEvents.TouchUpInside)
        imageButton.setImage(UIImage(named: "HappyFace"), forState: UIControlState.Normal)
        imageButton.setTitle("Image", forState: UIControlState.Normal)
        imageButton.setTranslatesAutoresizingMaskIntoConstraints(false)
        self.view.addSubview(imageButton)
        self.view.addConstraint(NSLayoutConstraint(item: imageButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: reversesTitleShadowWhenHighlightedButton, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 0))
        
        let adjustsImageWhenDisabledButton = UIButton()
        adjustsImageWhenDisabledButton.addTarget(self, action: "touchUpInside:", forControlEvents: UIControlEvents.TouchUpInside)
        adjustsImageWhenDisabledButton.adjustsImageWhenDisabled = true
        adjustsImageWhenDisabledButton.enabled = false
        adjustsImageWhenDisabledButton.setImage(UIImage(named: "HappyFace"), forState: UIControlState.Normal)
        adjustsImageWhenDisabledButton.setTitle("Adjusts Image When Disabled", forState: UIControlState.Normal)
        adjustsImageWhenDisabledButton.setTranslatesAutoresizingMaskIntoConstraints(false)
        self.view.addSubview(adjustsImageWhenDisabledButton)
        self.view.addConstraint(NSLayoutConstraint(item: adjustsImageWhenDisabledButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: imageButton, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 0))
        
        let adjustsImageWhenHighlightedButton = UIButton()
        adjustsImageWhenHighlightedButton.addTarget(self, action: "touchUpInside:", forControlEvents: UIControlEvents.TouchUpInside)
        adjustsImageWhenHighlightedButton.adjustsImageWhenHighlighted = false
        adjustsImageWhenHighlightedButton.setImage(UIImage(named: "HappyFace"), forState: UIControlState.Normal)
        adjustsImageWhenHighlightedButton.setTitle("Adjusts Image When Highlighted", forState: UIControlState.Normal)
        adjustsImageWhenHighlightedButton.setTranslatesAutoresizingMaskIntoConstraints(false)
        self.view.addSubview(adjustsImageWhenHighlightedButton)
        self.view.addConstraint(NSLayoutConstraint(item: adjustsImageWhenHighlightedButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: adjustsImageWhenDisabledButton, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 0))
        
        let showsTouchWhenHighlightedButton = UIButton()
        showsTouchWhenHighlightedButton.addTarget(self, action: "touchUpInside:", forControlEvents: UIControlEvents.TouchUpInside)
        showsTouchWhenHighlightedButton.setImage(UIImage(named: "HappyFace"), forState: UIControlState.Normal)
        showsTouchWhenHighlightedButton.setTitle("Shows Touch When Highlighted", forState: UIControlState.Normal)
        showsTouchWhenHighlightedButton.setTranslatesAutoresizingMaskIntoConstraints(false)
        showsTouchWhenHighlightedButton.showsTouchWhenHighlighted = true
        self.view.addSubview(showsTouchWhenHighlightedButton)
        self.view.addConstraint(NSLayoutConstraint(item: showsTouchWhenHighlightedButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: adjustsImageWhenHighlightedButton, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 0))
        
        let contentEdgeInsetsButton = UIButton()
        contentEdgeInsetsButton.addTarget(self, action: "touchUpInside:", forControlEvents: UIControlEvents.TouchUpInside)
        contentEdgeInsetsButton.contentEdgeInsets = UIEdgeInsetsMake(0, 40, 0, -40)
        contentEdgeInsetsButton.setImage(UIImage(named: "HappyFace"), forState: UIControlState.Normal)
        contentEdgeInsetsButton.setTitle("Content Edge Insets", forState: UIControlState.Normal)
        contentEdgeInsetsButton.setTranslatesAutoresizingMaskIntoConstraints(false)
        self.view.addSubview(contentEdgeInsetsButton)
        self.view.addConstraint(NSLayoutConstraint(item: contentEdgeInsetsButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: showsTouchWhenHighlightedButton, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 0))
        
        let imageEdgeInsetsButton = UIButton()
        imageEdgeInsetsButton.addTarget(self, action: "touchUpInside:", forControlEvents: UIControlEvents.TouchUpInside)
        imageEdgeInsetsButton.imageEdgeInsets = UIEdgeInsetsMake(0, 40, 0, -40)
        imageEdgeInsetsButton.setImage(UIImage(named: "HappyFace"), forState: UIControlState.Normal)
        imageEdgeInsetsButton.setTitle("Image Edge Insets", forState: UIControlState.Normal)
        imageEdgeInsetsButton.setTitleColor(UIColor.blackColor(), forState: UIControlState.Normal)
        imageEdgeInsetsButton.setTranslatesAutoresizingMaskIntoConstraints(false)
        self.view.addSubview(imageEdgeInsetsButton)
        self.view.addConstraint(NSLayoutConstraint(item: imageEdgeInsetsButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: contentEdgeInsetsButton, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 0))
        
        let titleEdgeInsetsButton = UIButton()
        titleEdgeInsetsButton.addTarget(self, action: "touchUpInside:", forControlEvents: UIControlEvents.TouchUpInside)
        titleEdgeInsetsButton.setImage(UIImage(named: "HappyFace"), forState: UIControlState.Normal)
        titleEdgeInsetsButton.setTitle("Title Edge Insets", forState: UIControlState.Normal)
        titleEdgeInsetsButton.setTranslatesAutoresizingMaskIntoConstraints(false)
        titleEdgeInsetsButton.titleEdgeInsets = UIEdgeInsetsMake(0, 40, 0, -40)
        self.view.addSubview(titleEdgeInsetsButton)
        self.view.addConstraint(NSLayoutConstraint(item: titleEdgeInsetsButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: imageEdgeInsetsButton, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 0))
        
        let backgroundImageButton = UIButton()
        backgroundImageButton.addTarget(self, action: "touchUpInside:", forControlEvents: UIControlEvents.TouchUpInside)
        backgroundImageButton.setBackgroundImage(UIImage(named: "HappyFace"), forState: UIControlState.Normal)
        backgroundImageButton.setTitle("Background Image", forState: UIControlState.Normal)
        backgroundImageButton.setTitleColor(UIColor.blackColor(), forState: UIControlState.Normal)
        backgroundImageButton.setTranslatesAutoresizingMaskIntoConstraints(false)
        self.view.addSubview(backgroundImageButton)
        self.view.addConstraint(NSLayoutConstraint(item: backgroundImageButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: titleEdgeInsetsButton, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 0))
    }
    @IBAction func touchUpInside(sender: UIButton!)
    {
        //let alertView = UIAlertView(title: sender.currentTitle, message: nil, delegate: nil, cancelButtonTitle: "Cancel")
        //alertView.show()
        
        let alertController = UIAlertController(title: sender.currentTitle, message: nil, preferredStyle: UIAlertControllerStyle.Alert)
        alertController.addAction(UIAlertAction(title: "Cancel", style: UIAlertActionStyle.Cancel, handler: nil))
        self.presentViewController(alertController, animated: true, completion: nil)
    }
}

Apple UIKit