{"id":1563,"date":"2018-01-20T10:30:28","date_gmt":"2018-01-20T01:30:28","guid":{"rendered":"http:\/\/blue-bear.jp\/kb\/?p=1563"},"modified":"2018-01-20T10:30:28","modified_gmt":"2018-01-20T01:30:28","slug":"swift4-uipickerview%e3%81%ae%e5%ae%9f%e8%a3%85%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/blue-bear.jp\/kb\/swift4-uipickerview%e3%81%ae%e5%ae%9f%e8%a3%85%e6%96%b9%e6%b3%95\/","title":{"rendered":"[swift4] UIPickerView\u306e\u5b9f\u88c5\u65b9\u6cd5"},"content":{"rendered":"

\u9078\u629e\u80a2\u3092\u9078\u629e\u3055\u305b\u308bUIPickerView\u306e\u5b9f\u88c5\u65b9\u6cd5\u306f\u4ee5\u4e0b\u306e\u901a\u308a<\/p>\n

<\/h2>\n

 <\/p>\n

ViewController.swift<\/h2>\n

Delegate\u3068\u3057\u3066\u300cUIPickerViewDelegate\u300d\u300cUIPickerViewDataSource\u300d\u3092\u8ffd\u52a0\u3059\u308b\u3002<\/p>\n

import Foundation\r\nimport UIKit\r\n\r\nclass ViewController: UIViewController, UIPickerViewDelegate,UIPickerViewDataSource {\r\n \r\n @IBOutlet var picker : UIPickerView!\r\n let posts = [\"Google\", \"Apple\", \"Facebook\", \"Amazon\", \"Microsoft\"]\r\n \r\n override func viewDidLoad() {\r\n  picker.delegate = self;\r\n  picker.dataSource = self;\r\n  picker.showsSelectionIndicator = true;\r\n\r\n  \/\/ \u306f\u3058\u3081\u306b\u8868\u793a\u3059\u308b\u9805\u76ee\u3092\u6307\u5b9a\r\n  picker.selectRow(1, inComponent: 0, animated: true)\r\n \r\n }\r\n \r\n \/\/ \u8868\u793a\u3059\u308b\u5217\u6570\r\n func numberOfComponents(in pickerView: UIPickerView) -> Int {\r\n  return 1\r\n }\r\n \r\n \/\/ \u30a2\u30a4\u30c6\u30e0\u8868\u793a\u500b\u6570\u3092\u8fd4\u3059\r\n func pickerView(_ pickerView: UIPickerView, numberOfRowsInComponent component: Int) -> Int {\r\n  return posts.count\r\n }\r\n \r\n func pickerView(_ pickerView: UIPickerView, didSelectRow row: Int, inComponent component: Int) {\r\n  \/\/ \u9078\u629e\u6642\u306e\u51e6\u7406 \r\n  print(posts[row])\r\n \r\n }\r\n \r\n func pickerView(_ pickerView: UIPickerView, titleForRow row: Int, forComponent component: Int) -> String? {\r\n  \/\/ \u8868\u793a\u3059\u308b\u6587\u5b57\u5217\u3092\u8fd4\u3059\r\n  return posts[row]\r\n \r\n }\r\n \r\n}<\/pre>\n
 <\/p>\n
Storyboard<\/h2>\n
StoryBoard\u4e0a\u306bViewController\u3092\u914d\u7f6e\u3057\u3066\u3001\u305d\u306e\u4e0a\u306bUIPickerView\u3092\u914d\u7f6e<\/p>\n
ViewController\u306e\u30af\u30e9\u30b9\u306b\u300cViewController.swift\u300d\u3092\u6307\u5b9a\u3057\u3066\u3001UIPickerView\u3068\u300cpicker\u300d\u3092\u7d10\u4ed8\u3051\u308b<\/p>\n
 <\/p>\n","protected":false},"excerpt":{"rendered":"
\u9078\u629e\u80a2\u3092\u9078\u629e\u3055\u305b\u308bUIPickerVie<\/p>\n","protected":false},"author":1,"featured_media":88,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13],"tags":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/posts\/1563"}],"collection":[{"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/comments?post=1563"}],"version-history":[{"count":1,"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/posts\/1563\/revisions"}],"predecessor-version":[{"id":1564,"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/posts\/1563\/revisions\/1564"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/media\/88"}],"wp:attachment":[{"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/media?parent=1563"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/categories?post=1563"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/tags?post=1563"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}