ほぼ完成：QRcodeトライ

2024-08-01 20:08:12 +09:00
parent 3d7a5ae0c1
commit ee007795b9
25 changed files with 3214 additions and 1121 deletions
--- a/lib/widgets/helper_dialog.dart
+++ b/lib/widgets/helper_dialog.dart
@ -0,0 +1,73 @@
+// lib/widgets/helper_dialog.dart
+import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+
+class HelperDialog extends StatefulWidget {
+  final String message;
+  final String screenKey;
+
+  const HelperDialog({Key? key, required this.message, required this.screenKey}) : super(key: key);
+
+  @override
+  _HelperDialogState createState() => _HelperDialogState();
+}
+
+class _HelperDialogState extends State<HelperDialog> {
+  bool _doNotShowAgain = false;
+
+  @override
+  Widget build(BuildContext context) {
+    return AlertDialog(
+      title: Row(
+        children: [
+          Icon(Icons.help_outline, color: Colors.blue),
+          SizedBox(width: 10),
+          Text('ヘルプ'),
+        ],
+      ),
+      content: Column(
+        mainAxisSize: MainAxisSize.min,
+        crossAxisAlignment: CrossAxisAlignment.start,
+        children: [
+          Text(widget.message),
+          SizedBox(height: 20),
+          Row(
+            children: [
+              Checkbox(
+                value: _doNotShowAgain,
+                onChanged: (value) {
+                  setState(() {
+                    _doNotShowAgain = value!;
+                  });
+                },
+              ),
+              Text('この画面を二度と表示しない'),
+            ],
+          ),
+        ],
+      ),
+      actions: [
+        TextButton(
+          child: Text('OK'),
+          onPressed: () async {
+            if (_doNotShowAgain) {
+              final prefs = await SharedPreferences.getInstance();
+              await prefs.setBool('helper_${widget.screenKey}', false);
+            }
+            Get.back();
+          },
+        ),
+      ],
+    );
+  }
+}
+
+// ヘルパー画面を表示する関数
+Future<void> showHelperDialog(String message, String screenKey) async {
+  final prefs = await SharedPreferences.getInstance();
+  final showHelper = prefs.getBool('helper_$screenKey') ?? true;
+  if (showHelper) {
+    Get.dialog(HelperDialog(message: message, screenKey: screenKey));
+  }
+}