├── .DS_Store
├── README.md
├── ScrollableStackView.xcodeproj
    ├── project.pbxproj
    └── project.xcworkspace
    │   ├── contents.xcworkspacedata
    │   └── xcshareddata
    │       └── IDEWorkspaceChecks.plist
└── ScrollableStackView
    ├── AppDelegate.swift
    ├── Assets.xcassets
        ├── AppIcon.appiconset
        │   └── Contents.json
        └── Contents.json
    ├── Base.lproj
        ├── LaunchScreen.storyboard
        └── Main.storyboard
    ├── Info.plist
    └── ViewController.swift


/.DS_Store:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/vasarhelyia/ScrollableStackview/2ef3d151e7b578e7ac0c10ad3ed0ad4cfb844ad7/.DS_Store


--------------------------------------------------------------------------------
/README.md:
--------------------------------------------------------------------------------
1 | # ScrollableStackview
2 | 
3 | An example app to demonstrate how to properly lay out `UIStackView`s embedded in `UIScrollView`s.
4 | 
5 | Accompanying the [article about scrollable `UIStackView`s on `AlltheFlow blog`](https://blog.alltheflow.com/scrollable-uistackview/).
6 | 


--------------------------------------------------------------------------------
/ScrollableStackView.xcodeproj/project.pbxproj:
--------------------------------------------------------------------------------
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/ScrollableStackView.xcodeproj/project.xcworkspace/contents.xcworkspacedata:
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1 | <?xml version="1.0" encoding="UTF-8"?>
2 | <Workspace
3 |    version = "1.0">
4 |    <FileRef
5 |       location = "self:ScrollableStackView.xcodeproj">
6 |    </FileRef>
7 | </Workspace>
8 | 


--------------------------------------------------------------------------------
/ScrollableStackView.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist:
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1 | <?xml version="1.0" encoding="UTF-8"?>
2 | <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
3 | <plist version="1.0">
4 | <dict>
5 | 	<key>IDEDidComputeMac32BitWarning</key>
6 | 	<true/>
7 | </dict>
8 | </plist>
9 | 


--------------------------------------------------------------------------------
/ScrollableStackView/AppDelegate.swift:
--------------------------------------------------------------------------------
 1 | //
 2 | //  AppDelegate.swift
 3 | //  ScrollableStackView
 4 | //
 5 | //  Created by Agnes Vasarhelyi on 7/29/18.
 6 | //  Copyright © 2018 Agnes Vasarhelyi. All rights reserved.
 7 | //
 8 | 
 9 | import UIKit
10 | 
11 | @UIApplicationMain
12 | class AppDelegate: UIResponder, UIApplicationDelegate {
13 | 
14 |   var window: UIWindow?
15 | 
16 | 
17 |   func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplicationLaunchOptionsKey: Any]?) -> Bool {
18 |     // Override point for customization after application launch.
19 |     return true
20 |   }
21 | 
22 |   func applicationWillResignActive(_ application: UIApplication) {
23 |     // Sent when the application is about to move from active to inactive state. This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) or when the user quits the application and it begins the transition to the background state.
24 |     // Use this method to pause ongoing tasks, disable timers, and invalidate graphics rendering callbacks. Games should use this method to pause the game.
25 |   }
26 | 
27 |   func applicationDidEnterBackground(_ application: UIApplication) {
28 |     // Use this method to release shared resources, save user data, invalidate timers, and store enough application state information to restore your application to its current state in case it is terminated later.
29 |     // If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits.
30 |   }
31 | 
32 |   func applicationWillEnterForeground(_ application: UIApplication) {
33 |     // Called as part of the transition from the background to the active state; here you can undo many of the changes made on entering the background.
34 |   }
35 | 
36 |   func applicationDidBecomeActive(_ application: UIApplication) {
37 |     // Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface.
38 |   }
39 | 
40 |   func applicationWillTerminate(_ application: UIApplication) {
41 |     // Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:.
42 |   }
43 | 
44 | 
45 | }
46 | 
47 | 


--------------------------------------------------------------------------------
/ScrollableStackView/Assets.xcassets/AppIcon.appiconset/Contents.json:
--------------------------------------------------------------------------------
 1 | {
 2 |   "images" : [
 3 |     {
 4 |       "idiom" : "iphone",
 5 |       "size" : "20x20",
 6 |       "scale" : "2x"
 7 |     },
 8 |     {
 9 |       "idiom" : "iphone",
10 |       "size" : "20x20",
11 |       "scale" : "3x"
12 |     },
13 |     {
14 |       "idiom" : "iphone",
15 |       "size" : "29x29",
16 |       "scale" : "2x"
17 |     },
18 |     {
19 |       "idiom" : "iphone",
20 |       "size" : "29x29",
21 |       "scale" : "3x"
22 |     },
23 |     {
24 |       "idiom" : "iphone",
25 |       "size" : "40x40",
26 |       "scale" : "2x"
27 |     },
28 |     {
29 |       "idiom" : "iphone",
30 |       "size" : "40x40",
31 |       "scale" : "3x"
32 |     },
33 |     {
34 |       "idiom" : "iphone",
35 |       "size" : "60x60",
36 |       "scale" : "2x"
37 |     },
38 |     {
39 |       "idiom" : "iphone",
40 |       "size" : "60x60",
41 |       "scale" : "3x"
42 |     },
43 |     {
44 |       "idiom" : "ipad",
45 |       "size" : "20x20",
46 |       "scale" : "1x"
47 |     },
48 |     {
49 |       "idiom" : "ipad",
50 |       "size" : "20x20",
51 |       "scale" : "2x"
52 |     },
53 |     {
54 |       "idiom" : "ipad",
55 |       "size" : "29x29",
56 |       "scale" : "1x"
57 |     },
58 |     {
59 |       "idiom" : "ipad",
60 |       "size" : "29x29",
61 |       "scale" : "2x"
62 |     },
63 |     {
64 |       "idiom" : "ipad",
65 |       "size" : "40x40",
66 |       "scale" : "1x"
67 |     },
68 |     {
69 |       "idiom" : "ipad",
70 |       "size" : "40x40",
71 |       "scale" : "2x"
72 |     },
73 |     {
74 |       "idiom" : "ipad",
75 |       "size" : "76x76",
76 |       "scale" : "1x"
77 |     },
78 |     {
79 |       "idiom" : "ipad",
80 |       "size" : "76x76",
81 |       "scale" : "2x"
82 |     },
83 |     {
84 |       "idiom" : "ipad",
85 |       "size" : "83.5x83.5",
86 |       "scale" : "2x"
87 |     },
88 |     {
89 |       "idiom" : "ios-marketing",
90 |       "size" : "1024x1024",
91 |       "scale" : "1x"
92 |     }
93 |   ],
94 |   "info" : {
95 |     "version" : 1,
96 |     "author" : "xcode"
97 |   }
98 | }


--------------------------------------------------------------------------------
/ScrollableStackView/Assets.xcassets/Contents.json:
--------------------------------------------------------------------------------
1 | {
2 |   "info" : {
3 |     "version" : 1,
4 |     "author" : "xcode"
5 |   }
6 | }


--------------------------------------------------------------------------------
/ScrollableStackView/Base.lproj/LaunchScreen.storyboard:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 2 | <document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="13122.16" systemVersion="17A277" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" launchScreen="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="01J-lp-oVM">
 3 |     <dependencies>
 4 |         <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="13104.12"/>
 5 |         <capability name="Safe area layout guides" minToolsVersion="9.0"/>
 6 |         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
 7 |     </dependencies>
 8 |     <scenes>
 9 |         <!--View Controller-->
10 |         <scene sceneID="EHf-IW-A2E">
11 |             <objects>
12 |                 <viewController id="01J-lp-oVM" sceneMemberID="viewController">
13 |                     <view key="view" contentMode="scaleToFill" id="Ze5-6b-2t3">
14 |                         <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
15 |                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
16 |                         <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
17 |                         <viewLayoutGuide key="safeArea" id="6Tk-OE-BBY"/>
18 |                     </view>
19 |                 </viewController>
20 |                 <placeholder placeholderIdentifier="IBFirstResponder" id="iYj-Kq-Ea1" userLabel="First Responder" sceneMemberID="firstResponder"/>
21 |             </objects>
22 |             <point key="canvasLocation" x="53" y="375"/>
23 |         </scene>
24 |     </scenes>
25 | </document>
26 | 


--------------------------------------------------------------------------------
/ScrollableStackView/Base.lproj/Main.storyboard:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="13122.16" systemVersion="17A277" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="BYZ-38-t0r">
 3 |     <dependencies>
 4 |         <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="13104.12"/>
 5 |         <capability name="Safe area layout guides" minToolsVersion="9.0"/>
 6 |         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
 7 |     </dependencies>
 8 |     <scenes>
 9 |         <!--View Controller-->
10 |         <scene sceneID="tne-QT-ifu">
11 |             <objects>
12 |                 <viewController id="BYZ-38-t0r" customClass="ViewController" customModuleProvider="target" sceneMemberID="viewController">
13 |                     <view key="view" contentMode="scaleToFill" id="8bC-Xf-vdC">
14 |                         <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
15 |                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
16 |                         <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
17 |                         <viewLayoutGuide key="safeArea" id="6Tk-OE-BBY"/>
18 |                     </view>
19 |                 </viewController>
20 |                 <placeholder placeholderIdentifier="IBFirstResponder" id="dkx-z0-nzr" sceneMemberID="firstResponder"/>
21 |             </objects>
22 |         </scene>
23 |     </scenes>
24 | </document>
25 | 


--------------------------------------------------------------------------------
/ScrollableStackView/Info.plist:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 3 | <plist version="1.0">
 4 | <dict>
 5 | 	<key>CFBundleDevelopmentRegion</key>
 6 | 	<string>$(DEVELOPMENT_LANGUAGE)</string>
 7 | 	<key>CFBundleExecutable</key>
 8 | 	<string>$(EXECUTABLE_NAME)</string>
 9 | 	<key>CFBundleIdentifier</key>
10 | 	<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
11 | 	<key>CFBundleInfoDictionaryVersion</key>
12 | 	<string>6.0</string>
13 | 	<key>CFBundleName</key>
14 | 	<string>$(PRODUCT_NAME)</string>
15 | 	<key>CFBundlePackageType</key>
16 | 	<string>APPL</string>
17 | 	<key>CFBundleShortVersionString</key>
18 | 	<string>1.0</string>
19 | 	<key>CFBundleVersion</key>
20 | 	<string>1</string>
21 | 	<key>LSRequiresIPhoneOS</key>
22 | 	<true/>
23 | 	<key>UILaunchStoryboardName</key>
24 | 	<string>LaunchScreen</string>
25 | 	<key>UIMainStoryboardFile</key>
26 | 	<string>Main</string>
27 | 	<key>UIRequiredDeviceCapabilities</key>
28 | 	<array>
29 | 		<string>armv7</string>
30 | 	</array>
31 | 	<key>UISupportedInterfaceOrientations</key>
32 | 	<array>
33 | 		<string>UIInterfaceOrientationPortrait</string>
34 | 		<string>UIInterfaceOrientationLandscapeLeft</string>
35 | 		<string>UIInterfaceOrientationLandscapeRight</string>
36 | 	</array>
37 | 	<key>UISupportedInterfaceOrientations~ipad</key>
38 | 	<array>
39 | 		<string>UIInterfaceOrientationPortrait</string>
40 | 		<string>UIInterfaceOrientationPortraitUpsideDown</string>
41 | 		<string>UIInterfaceOrientationLandscapeLeft</string>
42 | 		<string>UIInterfaceOrientationLandscapeRight</string>
43 | 	</array>
44 | </dict>
45 | </plist>
46 | 


--------------------------------------------------------------------------------
/ScrollableStackView/ViewController.swift:
--------------------------------------------------------------------------------
 1 | //
 2 | //  ViewController.swift
 3 | //  ScrollableStackView
 4 | //
 5 | //  Created by Agnes Vasarhelyi on 7/29/18.
 6 | //  Copyright © 2018 Agnes Vasarhelyi. All rights reserved.
 7 | //
 8 | 
 9 | import UIKit
10 | 
11 | class ViewController: UIViewController {
12 | 
13 |   override func viewDidLoad() {
14 |     super.viewDidLoad()
15 | 
16 |     // Scroll view, vertical
17 |     let scrollView = UIScrollView()
18 |     self.view.addSubview(scrollView)
19 | 
20 |     scrollView.translatesAutoresizingMaskIntoConstraints = false
21 |     NSLayoutConstraint.activate([
22 |       scrollView.leadingAnchor.constraint(equalTo: self.view.leadingAnchor),
23 |       scrollView.trailingAnchor.constraint(equalTo: self.view.trailingAnchor),
24 |       scrollView.topAnchor.constraint(equalTo: self.view.topAnchor),
25 |       scrollView.bottomAnchor.constraint(equalTo: self.view.bottomAnchor)
26 |     ])
27 | 
28 |     // 1. The content is just a green view
29 |     /*
30 |       let greenView = UIView()
31 |       greenView.backgroundColor = .green
32 |       scrollView.addSubview(greenView)
33 | 
34 |       greenView.translatesAutoresizingMaskIntoConstraints = false
35 |       NSLayoutConstraint.activate([
36 |         // Attaching the content's edges to the scroll view's edges
37 |         greenView.leadingAnchor.constraint(equalTo: scrollView.leadingAnchor),
38 |         greenView.trailingAnchor.constraint(equalTo: scrollView.trailingAnchor),
39 |         greenView.topAnchor.constraint(equalTo: scrollView.topAnchor),
40 |         greenView.bottomAnchor.constraint(equalTo: scrollView.bottomAnchor),
41 | 
42 |         // Satisfying size constraints
43 |         greenView.widthAnchor.constraint(equalTo: scrollView.widthAnchor),
44 |         greenView.heightAnchor.constraint(equalToConstant: 2000),
45 |       ])
46 |     */
47 | 
48 |     // 2. Content is a stack view
49 |     let stackView = UIStackView()
50 |     stackView.axis = .vertical
51 |     stackView.alignment = .fill
52 |     stackView.spacing = 0
53 |     stackView.distribution = .fill
54 |     scrollView.addSubview(stackView)
55 | 
56 |     stackView.translatesAutoresizingMaskIntoConstraints = false
57 |     NSLayoutConstraint.activate([
58 |       // Attaching the content's edges to the scroll view's edges
59 |       stackView.leadingAnchor.constraint(equalTo: scrollView.leadingAnchor),
60 |       stackView.trailingAnchor.constraint(equalTo: scrollView.trailingAnchor),
61 |       stackView.topAnchor.constraint(equalTo: scrollView.topAnchor),
62 |       stackView.bottomAnchor.constraint(equalTo: scrollView.bottomAnchor),
63 | 
64 |       // Satisfying size constraints
65 |       stackView.widthAnchor.constraint(equalTo: scrollView.widthAnchor)
66 |     ])
67 | 
68 |     // Add arranged subviews:
69 |     for i in 0...20 {
70 |       // A simple green view.
71 |       let greenView = UIView()
72 |       greenView.backgroundColor = .green
73 |       stackView.addArrangedSubview(greenView)
74 |       greenView.translatesAutoresizingMaskIntoConstraints = false
75 |       // Doesn't have intrinsic content size, so we have to provide the height at least
76 |       greenView.heightAnchor.constraint(equalToConstant: 100).isActive = true
77 | 
78 |       // Label (has instrinsic content size)
79 |       let label = UILabel()
80 |       label.backgroundColor = .orange
81 |       label.text = "I'm label \(i)."
82 |       label.textAlignment = .center
83 |       stackView.addArrangedSubview(label)
84 |     }
85 |   }
86 | }
87 | 
88 | 
89 | 


--------------------------------------------------------------------------------