2024-09-02 ほぼOK

lib/widgets/helper_dialog.dart

@@ -26,7 +26,8 @@ class _HelperDialogState extends State<HelperDialog> {
           Text('ヘルプ'),
         ],
       ),
-      content: Column(
+    content: SingleChildScrollView(
+      child: Column(
         mainAxisSize: MainAxisSize.min,
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
@@ -42,11 +43,17 @@ class _HelperDialogState extends State<HelperDialog> {
                   });
                 },
               ),
-              const Text('この画面を二度と表示しない'),
+              const Flexible(
+                child: Text(
+                  'この画面を二度と表示しない',
+                  overflow: TextOverflow.ellipsis,
+                ),
+              ),
             ],
           ),
         ],
       ),
+    ),
       actions: [
         TextButton(
           child: const Text('OK'),
@@ -68,6 +75,9 @@ 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));
+    Get.dialog(
+      HelperDialog(message: message, screenKey: screenKey),
+      barrierDismissible: false,
+    );
   }
 }