add new example page

example/lib/main.dart

@@ -2,6 +2,7 @@ import 'dart:async';
 
 import 'package:flutter/material.dart';
 import 'package:fluwx/fluwx.dart';
+import 'package:fluwx_example/pages/cold_boot_page.dart';
 
 import 'pages/auth_by_qr_code_page.dart';
 import 'pages/launch_mini_program_page.dart';
@@ -64,6 +65,7 @@ class _MyAppState extends State<MyApp> {
         'subscribeMessage': (ctx) => const SubscribeMessagePage(),
         'AuthByQRCode': (ctx) => const AuthByQRCodePage(),
         'AutoDeduct': (ctx) => const SignAutoDeductPage(),
+        'coldBoot': (ctx) => const ColdBootPage(),
       },
       home: Scaffold(
         appBar: AppBar(title: const Text('Fluwx sample')),
@@ -174,6 +176,15 @@ class ShareSelectorPage extends StatelessWidget {
               child: const Text('Launch MiniProgram'),
             ),
           ),
+          Padding(
+            padding: const EdgeInsets.all(8.0),
+            child: OutlinedButton(
+              onPressed: () {
+                Navigator.of(context).pushNamed('coldBoot');
+              },
+              child: const Text('Open app from WeChat'),
+            ),
+          ),
           Padding(
             padding: const EdgeInsets.all(8.0),
             child: OutlinedButton(

example/lib/pages/cold_boot_page.dart

+import 'package:flutter/material.dart';
+import 'package:fluwx/fluwx.dart';
+
+class ColdBootPage extends StatefulWidget {
+  const ColdBootPage({Key? key}) : super(key: key);
+
+  @override
+  State<ColdBootPage> createState() => _ColdBootPageState();
+}
+
+class _ColdBootPageState extends State<ColdBootPage> {
+  final Fluwx fluwx = Fluwx();
+  late Function(WeChatResponse) responseListener;
+  String _result = "";
+  @override
+  void dispose() {
+    super.dispose();
+    _result = "";
+    fluwx.unsubscribeResponse(responseListener);
+  }
+
+  @override
+  void initState() {
+    super.initState();
+    fluwx.attemptToResumeMsgFromWx();
+    responseListener = (response) {
+      if (response is WeChatShowMessageFromWXRequest ) {
+        if (mounted) {
+          setState(() {
+            _result = 'message ${response.extMsg}';
+          });
+        }
+      }else if(response is WeChatLaunchFromWXRequest){
+        if (mounted) {
+          setState(() {
+            _result = 'message ${response.extMsg}';
+          });
+        }
+      }
+    };
+
+    fluwx.subscribeResponse(responseListener);
+  }
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(title: const Text("Cold boot"),),
+      body: Center(child: Text(_result)),
+    );
+  }
+}