質問編集履歴
2
コードの追加
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@@ -4,4 +4,101 @@
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具体的にしたいこととしては、text Fieldを編集するときにtext FIeldが隠れないようにしたいです。
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コードは参考サイトと全く同じように書きました。
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-
[参考サイト](https://i-app-tec.com/ios/textfield-scroll.html)
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[参考サイト](https://i-app-tec.com/ios/textfield-scroll.html)
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```Swift
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import UIKit
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11
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12
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class ViewController: UIViewController {
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@IBOutlet weak var scrollview: UIScrollView!
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@IBOutlet weak var textView: UITextField!
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15
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@IBOutlet weak var label: UILabel!
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@IBOutlet weak var orange: UIView!
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var screenHeight:CGFloat!
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// Screenの幅
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var screenWidth:CGFloat!
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override func viewDidLoad() {
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super.viewDidLoad()
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scrollview.delegate = (self as? UIScrollViewDelegate)
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textView.delegate = self as? UITextFieldDelegate
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// Do any additional setup after loading the view, typically from a nib.
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let screenSize: CGRect = UIScreen.main.bounds
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screenWidth = screenSize.width
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screenHeight = screenSize.height
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scrollview.frame.size =
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CGSize(width: screenWidth, height: screenHeight)
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scrollview.addSubview(orange)
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scrollview.addSubview(label)
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scrollview.addSubview(textView)
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scrollview.contentSize = CGSize(width: screenWidth, height: screenHeight*2)
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scrollview.bounces = false
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print("screenWidth:(screenWidth)")
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print("screenHeight:(screenHeight)")
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}
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func textFieldShouldReturn(_ textField: UITextField) -> Bool {
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self.view.endEditing(true)
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return true
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}
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override func viewWillAppear(_ animated: Bool) {
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super.viewWillAppear(animated)
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NotificationCenter.default.addObserver(self,
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selector: #selector(ViewController.keyboardWillShow(_:)),
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name: NSNotification.Name.UIKeyboardWillShow,
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object: nil)
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NotificationCenter.default.addObserver(self,
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selector: #selector(ViewController.keyboardWillHide(_:)) ,
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name: NSNotification.Name.UIKeyboardWillHide,
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object: nil)
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}
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override func viewWillDisappear(_ animated: Bool) {
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super.viewWillDisappear(animated)
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NotificationCenter.default.removeObserver(self,
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name: .UIKeyboardWillShow,
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object: self.view.window)
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NotificationCenter.default.removeObserver(self,
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name: .UIKeyboardDidHide,
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object: self.view.window)
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}
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@objc func keyboardWillShow(_ notification: Notification) {
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let info = notification.userInfo!
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let keyboardFrame = (info[UIKeyboardFrameEndUserInfoKey] as! NSValue).cgRectValue
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// bottom of textField
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let bottomTextField = textView.frame.origin.y + textView.frame.height
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// top of keyboard
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let topKeyboard = screenHeight - keyboardFrame.size.height
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// 重なり
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let distance = bottomTextField - topKeyboard
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if distance >= 0 {
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86
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// scrollViewのコンテツを上へオフセット + 20.0(追加のオフセット)
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87
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scrollview.contentOffset.y = distance + 20.0
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}
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}
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90
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@objc func keyboardWillHide(_ notification: Notification) {
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scrollview.contentOffset.y = 0
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}
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override func didReceiveMemoryWarning() {
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super.didReceiveMemoryWarning()
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97
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// Dispose of any resources that can be recreated.
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}
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100
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101
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}
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103
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104
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```
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1
文章の追加
title
CHANGED
|
File without changes
|
body
CHANGED
|
@@ -2,5 +2,6 @@
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|
2
2
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いつも通り、Scroll View内の部品に制約をつけるとビルドした時に真っ白になってしまします。何か方法はありますか？
|
|
3
3
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|
|
4
4
|
具体的にしたいこととしては、text Fieldを編集するときにtext FIeldが隠れないようにしたいです。
|
|
5
|
+
コードは参考サイトと全く同じように書きました。
|
|
5
6
|
|
|
6
7
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[参考サイト](https://i-app-tec.com/ios/textfield-scroll.html)
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