回答編集履歴

修正

2016/08/23 11:36

投稿

_Kentarou

スコア8490

test CHANGED Viewed

@@ -149,3 +149,191 @@
 }
 ```
+# 回答追記
+```swift
+import UIKit
+class ViewController: UIViewController, UITextFieldDelegate {
+    var okAction: UIAlertAction!
+    var textFieldText1 = ""
+    var textFieldText2 = ""
+    var pikerTextField: UITextField!
+    let datePicker = UIDatePicker()
+    override func viewDidLoad() {
+        super.viewDidLoad()
+        datePicker.datePickerMode = .Date
+        datePicker.addTarget(self, action: #selector(self.textFieldEditing(_:)), forControlEvents: UIControlEvents.ValueChanged)
+    }
+    func textField(textField: UITextField, shouldChangeCharactersInRange range: NSRange, replacementString string: String) -> Bool {
+        let delayTime = dispatch_time(DISPATCH_TIME_NOW, Int64(100 * Double(NSEC_PER_MSEC)))
+        dispatch_after(delayTime, dispatch_get_main_queue()) {
+            self.searchBySearchBarText(textField)
+        }
+        return true
+    }
+    func searchBySearchBarText(textF: UITextField) {
+        switch textF.tag {
+        case 1: textFieldText1 = textF.text!
+        default: break
+        }
+        okAction.enabled =  textFieldText1.characters.count > 0 && textFieldText2.characters.count > 0 ? true : false
+    }
+    @IBAction func showAlert() {
+        let alert = UIAlertController(title:"action",
+                                      message: "alertView",
+                                      preferredStyle: UIAlertControllerStyle.Alert)
+        let cancelAction = UIAlertAction(title: "Cancel",
+                                         style: UIAlertActionStyle.Cancel,
+                                         handler:{
+                                            (action:UIAlertAction!) -> Void in
+                                            print("Cancel")
+        })
+        okAction = UIAlertAction(title: "OK",
+                                          style: UIAlertActionStyle.Default,
+                                          handler:{
+                                            (action:UIAlertAction!) -> Void in
+                                            print("OK")
+        })
+        okAction.enabled = false
+        alert.addAction(cancelAction)
+        alert.addAction(okAction)
+        alert.addTextFieldWithConfigurationHandler({(text:UITextField!) -> Void in
+            text.delegate = self
+            text.tag = 1
+            text.placeholder = "first textField"
+        })
+        alert.addTextFieldWithConfigurationHandler({(text:UITextField!) -> Void in
+            text.delegate = self
+            text.tag = 2
+            text.placeholder = "second textField"
+            self.pikerTextField = text
+            text.inputView = self.datePicker
+        })
+        presentViewController(alert, animated: true, completion: nil)
+    }
+    func textFieldEditing(datePicker: UIDatePicker) {
+        let formatter = NSDateFormatter()
+        formatter.dateFormat = "yyyy/MM/dd HH:mm"
+        let dateStr = formatter.stringFromDate(datePicker.date)
+        pikerTextField.text = dateStr
+        textFieldText2 = dateStr
+        searchBySearchBarText(UITextField())
+    }
+}
+```