initial gallery

cupertino_gallery/lib/widgets/alert_dialog_page.dart

@@ -0,0 +1,36 @@
+import 'package:flutter/cupertino.dart';
+
+class AlertDialogPage extends StatelessWidget {
+  const AlertDialogPage({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return CupertinoPageScaffold(
+      navigationBar: const CupertinoNavigationBar(
+        middle: Text('Alert Dialog'),
+      ),
+      child: Center(
+        child: CupertinoButton(
+          child: const Text('Show Alert Dialog'),
+          onPressed: () {
+            showCupertinoDialog<void>(
+              context: context,
+              builder: (BuildContext context) => CupertinoAlertDialog(
+                title: const Text('Alert'),
+                content: const Text('This is a sample alert dialog.'),
+                actions: <CupertinoDialogAction>[
+                  CupertinoDialogAction(
+                    child: const Text('OK'),
+                    onPressed: () {
+                      Navigator.pop(context);
+                    },
+                  ),
+                ],
+              ),
+            );
+          },
+        ),
+      ),
+    );
+  }
+}