回答編集履歴
1
コードを追記
test
CHANGED
|
@@ -43,3 +43,179 @@
|
|
|
43
43
|
}
|
|
44
44
|
|
|
45
45
|
```
|
|
46
|
+
|
|
47
|
+
|
|
48
|
+
|
|
49
|
+
追記（検証済み）
|
|
50
|
+
|
|
51
|
+
```dart
|
|
52
|
+
|
|
53
|
+
//入力画面
|
|
54
|
+
|
|
55
|
+
import 'package:flutter/material.dart';
|
|
56
|
+
|
|
57
|
+
|
|
58
|
+
|
|
59
|
+
void main() {
|
|
60
|
+
|
|
61
|
+
runApp(MyApp());
|
|
62
|
+
|
|
63
|
+
}
|
|
64
|
+
|
|
65
|
+
|
|
66
|
+
|
|
67
|
+
class MyApp extends StatelessWidget {
|
|
68
|
+
|
|
69
|
+
@override
|
|
70
|
+
|
|
71
|
+
Widget build(BuildContext context) {
|
|
72
|
+
|
|
73
|
+
return MaterialApp(
|
|
74
|
+
|
|
75
|
+
theme: ThemeData(
|
|
76
|
+
|
|
77
|
+
primarySwatch: Colors.blue,
|
|
78
|
+
|
|
79
|
+
visualDensity: VisualDensity.adaptivePlatformDensity,
|
|
80
|
+
|
|
81
|
+
),
|
|
82
|
+
|
|
83
|
+
home: HomePage(),
|
|
84
|
+
|
|
85
|
+
);
|
|
86
|
+
|
|
87
|
+
}
|
|
88
|
+
|
|
89
|
+
}
|
|
90
|
+
|
|
91
|
+
|
|
92
|
+
|
|
93
|
+
class HomePage extends StatefulWidget {
|
|
94
|
+
|
|
95
|
+
@override
|
|
96
|
+
|
|
97
|
+
createState() => HomePageState();
|
|
98
|
+
|
|
99
|
+
}
|
|
100
|
+
|
|
101
|
+
|
|
102
|
+
|
|
103
|
+
class HomePageState extends State<HomePage> {
|
|
104
|
+
|
|
105
|
+
//
|
|
106
|
+
|
|
107
|
+
String name;
|
|
108
|
+
|
|
109
|
+
|
|
110
|
+
|
|
111
|
+
@override
|
|
112
|
+
|
|
113
|
+
Widget build(BuildContext context) => Scaffold(
|
|
114
|
+
|
|
115
|
+
appBar: AppBar(
|
|
116
|
+
|
|
117
|
+
title: Text('入力画面'),
|
|
118
|
+
|
|
119
|
+
),
|
|
120
|
+
|
|
121
|
+
body: Center(
|
|
122
|
+
|
|
123
|
+
child: Column(
|
|
124
|
+
|
|
125
|
+
mainAxisAlignment: MainAxisAlignment.center,
|
|
126
|
+
|
|
127
|
+
children: [
|
|
128
|
+
|
|
129
|
+
TextField(
|
|
130
|
+
|
|
131
|
+
onChanged: (value) {
|
|
132
|
+
|
|
133
|
+
setState(() {
|
|
134
|
+
|
|
135
|
+
name = value;
|
|
136
|
+
|
|
137
|
+
});
|
|
138
|
+
|
|
139
|
+
},
|
|
140
|
+
|
|
141
|
+
decoration: InputDecoration(hintText: 'ここに入力した値を次の画面に渡したい'),
|
|
142
|
+
|
|
143
|
+
),
|
|
144
|
+
|
|
145
|
+
RaisedButton(
|
|
146
|
+
|
|
147
|
+
child: Text('確認画面へ'),
|
|
148
|
+
|
|
149
|
+
onPressed: () {
|
|
150
|
+
|
|
151
|
+
Navigator.push(
|
|
152
|
+
|
|
153
|
+
context,
|
|
154
|
+
|
|
155
|
+
MaterialPageRoute(builder: (context) => NextPage(name: name)),
|
|
156
|
+
|
|
157
|
+
);
|
|
158
|
+
|
|
159
|
+
}),
|
|
160
|
+
|
|
161
|
+
],
|
|
162
|
+
|
|
163
|
+
),
|
|
164
|
+
|
|
165
|
+
),
|
|
166
|
+
|
|
167
|
+
);
|
|
168
|
+
|
|
169
|
+
}
|
|
170
|
+
|
|
171
|
+
|
|
172
|
+
|
|
173
|
+
class NextPage extends StatelessWidget {
|
|
174
|
+
|
|
175
|
+
//
|
|
176
|
+
|
|
177
|
+
final String name;
|
|
178
|
+
|
|
179
|
+
|
|
180
|
+
|
|
181
|
+
NextPage({
|
|
182
|
+
|
|
183
|
+
this.name,
|
|
184
|
+
|
|
185
|
+
});
|
|
186
|
+
|
|
187
|
+
|
|
188
|
+
|
|
189
|
+
@override
|
|
190
|
+
|
|
191
|
+
Widget build(BuildContext context) => Scaffold(
|
|
192
|
+
|
|
193
|
+
appBar: AppBar(
|
|
194
|
+
|
|
195
|
+
title: Text('確認画面'),
|
|
196
|
+
|
|
197
|
+
),
|
|
198
|
+
|
|
199
|
+
body: Center(
|
|
200
|
+
|
|
201
|
+
child: Column(
|
|
202
|
+
|
|
203
|
+
mainAxisAlignment: MainAxisAlignment.center,
|
|
204
|
+
|
|
205
|
+
children: [
|
|
206
|
+
|
|
207
|
+
Text(name),
|
|
208
|
+
|
|
209
|
+
],
|
|
210
|
+
|
|
211
|
+
),
|
|
212
|
+
|
|
213
|
+
),
|
|
214
|
+
|
|
215
|
+
);
|
|
216
|
+
|
|
217
|
+
}
|
|
218
|
+
|
|
219
|
+
|
|
220
|
+
|
|
221
|
+
```
|