MVVM的ViewModel拿到接口了，等待解析

netrain_flutter_app/lib/jishuaishuai/MVVMDemo/ModelDemo.dart

+import 'package:dio/dio.dart';
+
+class ApiPostSomeUrl {
+
+  /**
+   * 登录方法
+   * id 参数
+   */
+  dynamic get(String curNum) async {
+    return await Dio().get(
+      "http://swyy.cying.com.cn/common/preheat",
+      queryParameters: {
+        "curNum": curNum,
+      },
+    );
+  }
+}
\ No newline at end of file

netrain_flutter_app/lib/jishuaishuai/MVVMDemo/ViewDemo.dart

+import 'package:flutter/material.dart';
+import 'package:netrain_flutter_app/jishuaishuai/MVVMDemo/ViewModelDemo.dart';
+import 'package:provider/provider.dart';
+
+
+class MVVMViewDemo extends StatefulWidget {
+  MVVMViewDemo({Key key}) : super(key: key);
+
+  @override
+  _MVVMViewDemoState createState() {
+    return _MVVMViewDemoState();
+  }
+}
+
+class _MVVMViewDemoState extends State<MVVMViewDemo> {
+  @override
+  void initState() {
+    super.initState();
+  }
+
+  @override
+  void dispose() {
+    super.dispose();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    // TODO: implement build
+    return Scaffold(
+      appBar: AppBar(
+        title: Text("MVVM模式"),
+      ),
+      body: ElevatedButton(
+        child: Text("点击调用get请求"),
+        onPressed: ()async{
+          context.read<ViewModelGet>().get("1");
+        },
+      ),
+    );
+  }
+}
\ No newline at end of file

netrain_flutter_app/lib/jishuaishuai/MVVMDemo/ViewModelDemo.dart

+import 'ModelDemo.dart';
+import 'package:flutter/material.dart';
+import 'dart:convert' as JSON;
+
+class ViewModelGet extends ChangeNotifier{
+  ApiPostSomeUrl _model = ApiPostSomeUrl();
+  void get(String curNum) async{
+    var result = await _model.get(curNum);
+    print(result);
+    // Map<,Object>map =JSON.jsonDecode(result);
+    List list = JSON.jsonDecode(result);
+    print(list);
+
+  }
+}
\ No newline at end of file

netrain_flutter_app/lib/jishuaishuai/fifthVC.dart

 
 
 import 'package:flutter/material.dart';
+import 'package:netrain_flutter_app/jishuaishuai/MVVMDemo/ViewDemo.dart';
 
 class fifthDemo extends StatefulWidget {
-  fifthDemo({Key key}) : super(key: key);
+  // fifthDemo({Key key}) : super(key: key);
 
   @override
   _fifthDemoState createState() {
@@ -35,7 +36,7 @@ class _fifthDemoState extends State<fifthDemo> {
 }
 
 class fifthListViewDemo extends StatefulWidget {
-  fifthListViewDemo({Key key}) : super(key: key);
+  // fifthListViewDemo({Key key}) : super(key: key);
 
   @override
   _fifthListViewDemoState createState() {
@@ -71,11 +72,16 @@ class _fifthListViewDemoState extends State<fifthListViewDemo> {
         }
         return Container(
           child: Flex(
+            direction: Axis.vertical,
             children: [
               Text(listArr[index].toString()),
               ElevatedButton(onPressed: (){
-                print("点击了");
-              }, child:Text("我是个按钮") ),
+                Navigator.of(context).push(MaterialPageRoute(
+                    builder: (context){
+                     return MVVMViewDemo();
+                    }
+                ));
+              }, child:Text("点击进入MVVM设计模式页面") ),
               Container(
                 width: 100,
                 height: 300,
@@ -86,10 +92,12 @@ class _fifthListViewDemoState extends State<fifthListViewDemo> {
           ),
         );
       }),
+      onRefresh: _onRefresh,
     ),
     );
 
   }
+
   Future _onRefresh() async {
     await Future.delayed(
       Duration(seconds: 2),

netrain_flutter_app/lib/jishuaishuai/firstVC.dart

+import 'package:dio/dio.dart';
 import 'package:flutter/material.dart';
 import 'package:netrain_flutter_app/common/Images.dart';
 import 'secondVC.dart';
@@ -141,6 +142,9 @@ class imageiconDemo extends StatelessWidget {
         // fit: BoxFit.fitWidth
         // ),
         Image.asset(Images.ic_my_info),
+        ElevatedButton(onPressed: (){
+          apiGet();
+        }, child: Text("测试点击事件请求"))
 
       ],
     );
@@ -150,3 +154,10 @@ class imageiconDemo extends StatelessWidget {
   }
 }
 
+
+class  apiGet{
+
+  var result =  Dio().get("http://api.td0f7/cn:8083/dio/dio/test?id=1");
+
+
+}
\ No newline at end of file

netrain_flutter_app/lib/jishuaishuai/fourthVC.dart

 import 'package:flutter/material.dart';
+import 'package:netrain_flutter_app/jishuaishuai/fifthVC.dart';
 
 class fourthDemo extends StatefulWidget {
   fourthDemo({Key key}) : super(key: key);
@@ -74,7 +75,9 @@ class _someDemoState extends State<someDemo> {
                       Text(e.toString()),
                       ElevatedButton(
                           onPressed: () {
-
+                            Navigator.of(context).push(MaterialPageRoute(builder: (context){
+                              return fifthDemo();
+                            }));
                           },
                           child: Text("点击进入第5个页面"))
                     ],

netrain_flutter_app/lib/jishuaishuai/secondVC.dart

@@ -17,7 +17,7 @@ class twoVCdemo extends StatelessWidget {
       body: Column(
         children: [
           ElevatedButton(
-            child: Text("第二页面的按钮，跳转带参数过去"),
+            child: Text("传参数进入第三个页面"),
             onPressed: () {
               Navigator.of(context).push(MaterialPageRoute(
                 builder: (context) {
@@ -41,6 +41,28 @@ class twoVCdemo extends StatelessWidget {
             direction: Axis.horizontal,
             children: [
               Image.asset(Images.ic_home_normal, alignment: Alignment.center,),
+              Align(
+                alignment:Alignment(-0.5,0.5),
+
+                child: Stack(
+                  alignment: AlignmentDirectional.center,
+                  children: [
+                    Container(
+                      width: 100,
+                      height: 30,
+                      color: Colors.orange,
+                    ),
+                    Container(
+                      color: Colors.red,
+                      child: Text("点击进入"),
+                    ),
+                    Positioned(
+                        right: 0,
+                        top: 5,
+                        child: Image.asset(Images.ic_home_normal)),
+                  ],
+                ),
+              )
             ],
 
           )

netrain_flutter_app/lib/main.dart

+
 import 'package:flustars/flustars.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter_localizations/flutter_localizations.dart';
 import 'package:fluttertoast/fluttertoast.dart';
+import 'package:netrain_flutter_app/jishuaishuai/MVVMDemo/ViewDemo.dart';
+import 'package:netrain_flutter_app/jishuaishuai/MVVMDemo/ViewModelDemo.dart';
 import 'package:netrain_flutter_app/xuehao/BottomNavpage.dart';
 import 'package:netrain_flutter_app/xuehao/car_details.dart';
 import 'package:netrain_flutter_app/common/AppColors.dart';
 import 'package:netrain_flutter_app/xuehao/grid_page.dart';
 import 'package:netrain_flutter_app/xuehao/list_page.dart';
+import 'package:provider/provider.dart';
 
 import 'laishanqi/Stateful_page.dart';
 import 'laishanqi/Stateless_page.dart';
@@ -27,12 +31,23 @@ import 'zhangfeng/LayoutDemo.dart';
 import 'jishuaishuai/firstVC.dart';
 
 void main() {
-  runApp(MyApp());
+  runApp(
+      MultiProvider(
+        providers: [
+          ChangeNotifierProvider(
+            create: (context) => ViewModelGet(),
+          )
+        ],
+        child: MyApp(),
+
+      )
+  );
   // runApp(Login());
   // runApp(TestPage());
   UserModel.getModel();
 
-  print("启动");
+  print("启动"
+  );
 }
 
 class MyApp extends StatelessWidget {
@@ -78,7 +93,7 @@ class MyApp extends StatelessWidget {
             "LoginRequestPage": (context) => LoginRequestPage(),
             "PageView": (context) => SampleAppPage(),
             "LayoutDemo": (context) => LayoutDemo(),
-            "main": (context) => mainPage(),
+            "main": (context) => mainPage(context),
             "firstVC": (context) => jssPageDemo(),
             "car_details": (context) => CarDetailsPage(),
             "student": (context) => jssPageDemo(),
@@ -95,7 +110,7 @@ class MyApp extends StatelessWidget {
   }
 }
 
-Widget mainPage() {
+Widget mainPage(BuildContext context) {
   return Scaffold(
     appBar: AppBar(
       title: Text("NetRain Flutter学习计划"),
@@ -119,7 +134,7 @@ class _RouterNavigatorState extends State<RouterNavigator> {
   Widget build(BuildContext context) {
     return Container(
       child: Container(
-        margin: EdgeInsets.only(left: 10,right: 10),
+        margin: EdgeInsets.only(left: 10, right: 10),
         child: Wrap(
           spacing: 10,
           children: [
@@ -131,31 +146,32 @@ class _RouterNavigatorState extends State<RouterNavigator> {
                     byName = value;
                   });
                 }),
-            _item("登陆", LoginPage(), 'login'),
-            _item("首页", LessGroupPage(), 'doctor_MainPage'),
-            _item("less页面", LessGroupPage(), 'less'),
-            _item("ful页面", FulGroupPage(), 'ful'),
-            _item("layout页面", LayoutPage(), 'layout'),
-            _item("拍照页面", PhotoApp(), 'photo'),
-            _item("登录网络请求", LoginRequestPage(), 'LoginRequestPage'),
-            _item("CustomTabPage", TabBarPage(), 'CustomTabPage'),
-            _item("PageView", SampleAppPage(), 'PageView'),
-            _item("LayoutDemo", LayoutDemo(), 'LayoutDemo'),
-            _item("listview页面", List_Page(), 'listPage'),
-            _item("jssDemo", jssPageDemo(), 'firstVC'),
-            _item("jssDemo", jssPageDemo(), 'student'),
-            _item("gridView", GridPage(), 'grid_page'),
-            _item("BottomNav", BottomNavPage(), 'bottom_page'),
+            _item("登陆", LoginPage(), 'login',context),
+            _item("首页", LessGroupPage(), 'doctor_MainPage',context),
+            _item("less页面", LessGroupPage(), 'less',context),
+            _item("ful页面", FulGroupPage(), 'ful',context),
+            _item("layout页面", LayoutPage(), 'layout',context),
+            _item("拍照页面", PhotoApp(), 'photo',context),
+            _item("登录网络请求", LoginRequestPage(), 'LoginRequestPage',context),
+            _item("CustomTabPage", TabBarPage(), 'CustomTabPage',context),
+            _item("PageView", SampleAppPage(), 'PageView',context),
+            _item("LayoutDemo", LayoutDemo(), 'LayoutDemo',context),
+            _item("listview页面", List_Page(), 'listPage',context),
+            _item("jssDemo", jssPageDemo(), 'firstVC',context),
+            _item("jssDemo", jssPageDemo(), 'student',context),
+            _item("gridView", GridPage(), 'grid_page',context),
+            _item("BottomNav", BottomNavPage(), 'bottom_page',context),
           ],
         ),
       ),
     );
   }
 
-  _item(String title, page, String routeName) {
+  _item(String title, page, String routeName ,BuildContext context) {
     return Container(
       child: ElevatedButton(
         onPressed: () {
+          // Navigator.of(context).push(route)
           if (byName) {
             Navigator.pushNamed(context, routeName);
           } else {