路由生命周期状态

lib/11/color_detail.dart

@@ -0,0 +1,24 @@
+import 'package:flutter/material.dart';
+
+class ColorDetailPage extends StatelessWidget {
+  final Color color;
+  const ColorDetailPage({super.key, required this.color});
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      backgroundColor: color,
+      appBar: AppBar(
+        centerTitle: true,
+        iconTheme: IconThemeData(color: Colors.white),
+        titleTextStyle: TextStyle(color: Colors.white,fontSize: 16,fontWeight: FontWeight.bold),
+        backgroundColor: color,
+        title: Text('颜色详情页'),
+      ),
+      body: Center(
+        child: Text(   '#${color.value.toRadixString(16)}',style: TextStyle(color: Colors.white,fontSize: 26,fontWeight: FontWeight.bold),),
+      ),
+    );
+  }
+}
+