回答編集履歴
3
ｓｙ
test
CHANGED
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@@ -46,29 +46,43 @@
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46
46
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47
47
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48
48
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49
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+
var isInputTextField1 = false
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50
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+
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51
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+
var isInputTextField2 = false
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52
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+
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53
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+
var isInputTextField3 = false
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54
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+
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55
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+
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56
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+
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49
57
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// 入力値が変更された時に呼ばれるメソッド
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50
58
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51
59
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func didChangeNotification(notification: Notification) {
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52
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-
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53
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-
dump(notification)
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54
60
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55
61
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56
62
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57
63
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if let textField = notification.object as? UITextField {
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58
64
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59
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-
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65
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+
if let text = textField.text {
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60
66
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61
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-
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67
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+
switch textField.tag {
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62
68
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63
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-
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69
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+
case CellTag.name.rawValue : isInputTextField1 = text.isEmpty ? false : true
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64
70
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65
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-
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71
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+
case CellTag.category.rawValue: isInputTextField2 = text.isEmpty ? false : true
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66
72
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67
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-
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73
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+
case CellTag.price.rawValue : isInputTextField3 = text.isEmpty ? false : true
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74
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+
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75
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+
default: break
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76
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+
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77
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+
}
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68
78
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69
79
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}
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70
80
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71
81
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}
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82
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+
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83
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+
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84
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+
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85
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+
barButtonItem.isEnabled = isInputTextField1 || isInputTextField2 || isInputTextField3 ? true : false
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72
86
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73
87
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}
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74
88
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2
修正
test
CHANGED
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@@ -15,6 +15,8 @@
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15
15
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@IBOutlet weak var barButtonItem: UIBarButtonItem!
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16
16
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17
17
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@IBOutlet weak var textField: UITextField!
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18
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+
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19
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+
@IBOutlet weak var textField2: UITextField!
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18
20
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19
21
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20
22
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@@ -48,13 +50,23 @@
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48
50
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49
51
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func didChangeNotification(notification: Notification) {
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50
52
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51
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-
if
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53
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+
dump(notification)
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52
54
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53
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-
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55
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+
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54
56
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55
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-
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57
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+
if let textField = notification.object as? UITextField {
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56
58
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59
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+
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60
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+
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61
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+
if let text = textField.text, !text.isEmpty {
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62
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+
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63
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+
barButtonItem.isEnabled = true
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64
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+
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65
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+
} else {
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66
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+
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57
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-
barButtonItem.isEnabled = false
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|
67
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+
barButtonItem.isEnabled = false
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|
68
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+
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|
69
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+
}
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58
70
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59
71
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}
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60
72
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1
修正
test
CHANGED
|
@@ -26,6 +26,8 @@
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26
26
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27
27
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28
28
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29
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+
// 入力値が変更された時に呼ばれる通知を登録
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30
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+
|
|
29
31
|
NotificationCenter.default.addObserver(
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30
32
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31
33
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self,
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@@ -42,6 +44,8 @@
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42
44
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43
45
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44
46
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|
|
47
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+
// 入力値が変更された時に呼ばれるメソッド
|
|
48
|
+
|
|
45
49
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func didChangeNotification(notification: Notification) {
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46
50
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47
51
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if let text = textField.text, !text.isEmpty {
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@@ -52,9 +56,13 @@
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52
56
|
|
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53
57
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barButtonItem.isEnabled = false
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|
54
58
|
|
|
55
|
-
}
|
|
59
|
+
}
|
|
60
|
+
|
|
61
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+
}
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56
62
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57
63
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|
|
64
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+
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|
65
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+
// 通知の解除
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|
58
66
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|
59
67
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deinit {
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|
60
68
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