路由传值

netrain_flutter_app/lib/common/AppColors.dart

+/// 项目颜色配置
+class AppColors{
+  /// 主色
+  static const mainColor = 0xff2893FF;
+  /// hint颜色
+  static const hintText = 0xffb4b4b4;
+  /// 输入框字体颜色
+  static const EditTextColor = 0xff333333;
+
+}
\ No newline at end of file

netrain_flutter_app/lib/douwen/dwMain.dart

 import 'package:flutter/material.dart';
 import 'package:fluttertoast/fluttertoast.dart';
-import 'package:netrain_flutter_app/laishanqi/netrain/Images.dart';
+import 'package:netrain_flutter_app/common/Images.dart';
 
 import 'secondpage.dart';
 

netrain_flutter_app/lib/laishanqi/layout_page.dart

@@ -42,9 +42,11 @@ class _LayoutGroupState extends State<LayoutPage> {
                             blurRadius: 15,
                             spreadRadius: -5)
                       ]),
-                      child: RaisedButton(
+                      child: ElevatedButton(
                         child: Text("按钮"),
-                        onPressed: () {},
+                        onPressed: () {
+                          Navigator.pushNamed(context, "register");
+                        },
                       )),
                   Container(
                     margin: EdgeInsets.all(10),

netrain_flutter_app/lib/laishanqi/netrain/HomePage.dart

 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 
-import 'Images.dart';
+import '../../common/Images.dart';
 
 class HomePage extends StatefulWidget {
   @override

netrain_flutter_app/lib/laishanqi/netrain/user/RegisterPage.dart

 import 'package:flutter/material.dart';
+import 'package:netrain_flutter_app/common/AppColors.dart';
+import 'package:netrain_flutter_app/douwen/dwMain.dart';
 
 /**
  * 注册页
  */
-class RegisterPage extends StatefulWidget{
-
+class RegisterPage extends StatefulWidget {
   @override
   State createState() => _RegisterState();
 }
 
-class _RegisterState extends State{
+class _RegisterState extends State {
+  // 输入框控制器
+  final nameController = TextEditingController();
+  final phoneController = TextEditingController();
+  final codeController = TextEditingController();
+  final passwordController = TextEditingController();
 
   @override
   Widget build(BuildContext context) {
 
+    // 获取上一个页面的传值
+    List<String> args = ModalRoute.of(context).settings.arguments;
+
+    phoneController.text = args.first;
+
     return registerWidget();
   }
 
-  Widget registerWidget() {
+  @override
+  void dispose() {
+    super.dispose();
+    nameController.dispose();
+    phoneController.dispose();
+    codeController.dispose();
+    passwordController.dispose();
+  }
 
+  Widget registerWidget() {
     return MaterialApp(
       theme: ThemeData(
         primaryColor: Colors.white,
@@ -27,22 +46,43 @@ class _RegisterState extends State{
           appBar: AppBar(
             leading: IconButton(
               icon: Icon(Icons.arrow_back),
-            onPressed: (){
-              Navigator.of(context).pushNamed("/");
+              onPressed: () {
+                Navigator.of(context).popUntil(ModalRoute.withName("main"));
+                // Navigator.of(context).pushNamed("login2");
               },
             ),
             centerTitle: true,
             title: Text("注册"),
             elevation: 0,
           ),
-        body: ListView(
+          body: Container(
+            margin: EdgeInsets.fromLTRB(16, 16, 16, 0),
+            child: ListView(
               children: [
+                _getTextField("请输入姓名",nameController),
+                _getTextField("请输入手机号码",phoneController),
+                Stack(children: [
+                  _getTextField("请输入验证码",codeController),
+                  // Positioned(child: )
 
+                ],),
+
+                _getTextField("请输入9-16位密码",passwordController),
               ],
             ),
-      ),
+          )),
     );
-
   }
 
+  /// 输入框
+  Widget _getTextField(String hintText,TextEditingController controller){
+    return TextField(
+      style: TextStyle(color: Color(AppColors.EditTextColor),fontSize: 16),
+      decoration: InputDecoration(
+        hintText: hintText,
+        hintStyle: TextStyle(color: Color(AppColors.hintText)),
+      ),
+      controller: controller,
+    );
+  }
 }
\ No newline at end of file

netrain_flutter_app/lib/laishanqi/netrain/user/loginPage.dart

@@ -6,7 +6,7 @@ import 'package:netrain_flutter_app/laishanqi/netrain/Http/HttpUtil.dart';
 import 'package:netrain_flutter_app/laishanqi/netrain/user/RegisterPage.dart';
 
 import '../HomePage.dart';
-import '../Images.dart';
+import '../../../common/Images.dart';
 
 /// 登录页
 class LoginPage extends StatefulWidget {
@@ -22,10 +22,11 @@ class _LoginState extends State<LoginPage> {
 
   @override
   Widget build(BuildContext context) {
+    print("loginPage.dart initState");
+
     var mqtt = MqttClient();
     mqtt.connect();
 
-
     HttpUtil.get(HttpUtil.global_config).then((Response value) {
       Fluttertoast.showToast(msg: "global_config 请求成功 ");
     });
@@ -107,7 +108,9 @@ class _LoginState extends State<LoginPage> {
                     children: [
                       MaterialButton(
                         onPressed: () {
-                          Navigator.pushNamed(context, "register");
+                          // 跳转到注册页，把手机号传递过去
+                          Navigator.pushNamed(context, "register",
+                              arguments: [phoneController.text]);
                           // Navigator.push(context,MaterialPageRoute(builder: (context) => RegisterPage()));
                         },
                         child: Text(
@@ -116,7 +119,16 @@ class _LoginState extends State<LoginPage> {
                         ),
                       ),
                       Text("  |  ", style: TextStyle(color: Colors.blue)),
-                      Text("忘记密码", style: TextStyle(color: Colors.blue))
+                      MaterialButton(
+                        onPressed: () {
+                          Navigator.pushNamed(context, "layout");
+                          // Navigator.push(context,MaterialPageRoute(builder: (context) => RegisterPage()));
+                        },
+                        child: Text(
+                          "忘记密码",
+                          style: TextStyle(color: Colors.blue),
+                        ),
+                      ),
                     ],
                   ),
                 ),

netrain_flutter_app/lib/main.dart

@@ -22,34 +22,39 @@ class MyApp extends StatelessWidget {
   // This widget is the root of your application.
   @override
   Widget build(BuildContext context) {
-    return WillPopScope(child: MaterialApp(
+    return WillPopScope(
+        child: MaterialApp(
           title: 'Flutter Demo',
-        initialRoute: "/",
+          initialRoute: "main",
           theme: ThemeData(
             primarySwatch: Colors.blue,
             visualDensity: VisualDensity.adaptivePlatformDensity,
           ),
-        home: Scaffold(
-          appBar: AppBar(
-            title: Text("路由"),
-          ),
-          body: RouterNavigator(title: 'Flutter Demo Home Page'),
-
-        ),
           routes: <String, WidgetBuilder>{
             "less": (context) => LessGroupPage(),
             "ful": (context) => FulGroupPage(),
             "layout": (context) => LayoutPage(),
             "photo": (context) => PhotoApp(),
             "register": (context) => RegisterPage(),
+            "login": (context) => LoginPage(),
             "listPage":(context) => List_Page(),
+            "main": (context) => mainPage(),
           },
-      ), onWillPop: ()async{
+        ),
+        onWillPop: () async {
           Fluttertoast.showToast(msg: "退出");
           return true;
         });
-
   }
+
+}
+Widget mainPage(){
+  return Scaffold(
+    appBar: AppBar(
+      title: Text("路由"),
+    ),
+    body: RouterNavigator(title: 'Flutter Demo Home Page'),
+  );
 }
 
 class RouterNavigator extends StatefulWidget {
@@ -61,7 +66,7 @@ class RouterNavigator extends StatefulWidget {
 }
 
 class _RouterNavigatorState extends State<RouterNavigator> {
-  bool byName = false;
+  bool byName = true;
 
   @override
   Widget build(BuildContext context) {
@@ -90,13 +95,12 @@ class _RouterNavigatorState extends State<RouterNavigator> {
 
   _item(String title, page, String routeName) {
     return Container(
-      child: RaisedButton(
+      child: ElevatedButton(
         onPressed: () {
           if (byName) {
             Navigator.pushNamed(context, routeName);
           } else {
-            Navigator.push(
-                context, MaterialPageRoute(builder: (context) => page));
+            Navigator.push(context,MaterialPageRoute(builder: (context) => page,));
           }
         },
         child: Text(title),