feat(增加历史记录列表):

lib/components/search_input.dart

@@ -1,6 +1,10 @@
 import 'dart:async';
 import 'package:flutter/material.dart';
+import 'package:fluro/fluro.dart';
 import 'package:meta/meta.dart';
+import 'package:flutter_go/resources/widget_name_to_icon.dart';
+import 'package:flutter_go/routers/application.dart';
+import '../model/search_history.dart';
 
 typedef String FormFieldFormatter<T>(T v);
 typedef bool MaterialSearchFilter<T>(T v, String c);
@@ -412,7 +416,7 @@ class History extends StatefulWidget {
 * AppBar 默认的实例,有状态
 * */
 class _History extends State<History> {
- 
+  SearchHistoryList searchHistoryList = new SearchHistoryList();
 
   @override
   void initState() {
@@ -423,11 +427,68 @@ class _History extends State<History> {
   void dispose() {
     super.dispose();
   }
+  buildChips(BuildContext context) {
+    List<Widget> list = [];
+    List<SearchHistory> historyList = searchHistoryList.getList();
+    print("historyList> $historyList");
+    Color bgColor = Theme.of(context).primaryColor;
+    historyList.forEach((SearchHistory value) {
 
+      Widget icon = CircleAvatar(
+        backgroundColor: bgColor,
+        child: Text(
+          value.name.substring(0, 1),
+          style: TextStyle(color: Colors.white),
+        ),
+      );
+      if (WidgetName2Icon.icons[value.name] != null) {
+        icon = Icon(WidgetName2Icon.icons[value.name], size: 25);
+      }
+
+      list.add(
+        InkWell(
+          onTap: () {
+            Application.router.navigateTo(context, "${value.targetRouter}", transition: TransitionType.inFromRight);
+          },
+          child: Chip(
+            avatar: icon,
+            label: Text("${value.name}"),
+          ),
+        )
+      );
+    });
+    return list;
+  }
   @override
   Widget build(BuildContext context) {
-    return new Center(
-      child: Text('这是一个即将完善的历史记录的面板'),
+    List<Widget> childList = buildChips(context);
+    if (childList.length == 0) {
+      return Center(
+        child: Text("当前历史面板为空"),
+      );
+    }
+    return Column(
+      children: <Widget>[
+        Container(
+          alignment: Alignment.centerLeft,
+          padding: EdgeInsets.fromLTRB(12.0, 12, 12, 0),
+          child: InkWell(
+            onLongPress: () {
+              searchHistoryList.clear();
+            },
+            child: Text('历史搜索'),
+          ),
+        ),
+        Container(
+          padding: EdgeInsets.only(left: 10),
+          alignment: Alignment.topLeft,
+          child: Wrap(
+            spacing: 6.0, // gap between adjacent chips
+            runSpacing: 0.0, // gap between lines
+            children: childList
+          ),
+        )
+      ],
     );
   }
 }

lib/main.dart

@@ -6,6 +6,7 @@ import 'routers/application.dart';
 import 'package:flutter_go/utils/provider.dart';
 import 'package:flutter_go/utils/shared_preferences.dart';
 import 'package:flutter_go/views/first_page/home.dart';
+import 'package:flutter_go/model/search_history.dart';
 import 'views/welcome_page/index.dart';
 
 const int ThemeColor = 0xFFC91B3A;
@@ -19,7 +20,7 @@ class MyApp extends StatelessWidget {
     Application.router = router;
   }
   showWelcomePage() {
-    bool showWelcome = sp.getBool(sharedPreferencesKeys.showWelcome);
+    bool showWelcome = sp.getBool(SharedPreferencesKeys.showWelcome);
     if (showWelcome == null || showWelcome == true) {
       return WelcomePage();
     } else {
@@ -57,6 +58,7 @@ void main() async {
   final provider = new Provider();
   await provider.init(true);
   sp = await SpUtil.getInstance();
+  new SearchHistoryList(sp);
   db = Provider.db;
   runApp(new MyApp());
 }

lib/model/search_history.dart

@@ -0,0 +1,102 @@
+//
+// Created with Android Studio.
+// User: 三帆
+// Date: 18/02/2019
+// Time: 14:19
+// email: sanfan.hx@alibaba-inc.com
+// tartget:  xxx
+//
+
+import 'package:flutter/material.dart';
+import 'package:flutter_go/utils/shared_preferences.dart';
+import 'dart:convert';
+
+class SearchHistory {
+  final String name;
+  final String targetRouter;
+
+  SearchHistory({@required this.name, @required this.targetRouter});
+}
+
+class SearchHistoryList {
+  static SpUtil _sp;
+  static SearchHistoryList _instance;
+  static List<SearchHistory> _searchHistoryList = [];
+
+  static SearchHistoryList _getInstance(SpUtil sp) {
+//    print("SearchHistoryList _getInstance ${_searchHistoryList} ${_instance==null}");
+    if (_instance == null) {
+      _sp = sp;
+      String json = sp.get(SharedPreferencesKeys.searchHistory);
+      _instance = new SearchHistoryList.fromJSON(json);
+    }
+    return _instance;
+  }
+
+  factory SearchHistoryList([SpUtil sp]) {
+    if (sp == null && _instance == null) {
+      print(new ArgumentError(
+          ['SearchHistoryList need instantiatied SpUtil at first timte ']));
+    }
+    return _getInstance(sp);
+  }
+
+//  List<SearchHistory> _searchHistoryList = [];
+
+  // 存放的最大数量
+  int _count = 10;
+
+  SearchHistoryList.fromJSON(String jsonData) {
+    _searchHistoryList = [];
+    if (jsonData == null) {
+
+      return;
+    }
+    List jsonList = json.decode(jsonData);
+    jsonList.forEach((value) {
+      _searchHistoryList.add(SearchHistory(
+          name: value['name'], targetRouter: value['targetRouter']));
+    });
+  }
+
+  List<SearchHistory> getList() {
+    return _searchHistoryList;
+  }
+
+  clear() {
+    _sp.remove(SharedPreferencesKeys.searchHistory);
+    _searchHistoryList = [];
+  }
+
+  save() {
+    _sp.putString(SharedPreferencesKeys.searchHistory, this.toJson());
+  }
+
+  add(SearchHistory item) {
+    print("_searchHistoryList> ${_searchHistoryList.length}");
+    for (SearchHistory value in _searchHistoryList) {
+      if (value.name == item.name) {
+        return ;
+      }
+    }
+    if (_searchHistoryList.length > _count) {
+      _searchHistoryList.removeAt(0);
+    }
+    _searchHistoryList.add(item);
+    save();
+  }
+
+  toJson() {
+    List<Map<String, String>> jsonList = [];
+    _searchHistoryList.forEach((SearchHistory value) {
+      jsonList.add({'name': value.name, 'targetRouter': value.targetRouter});
+    });
+    return json.encode(jsonList);
+  }
+
+  @override
+  String toString() {
+    // TODO: implement toString
+    return this.toJson();
+  }
+}

lib/resources/shared_preferences_keys.dart

@@ -1,11 +1,11 @@
-/**
- * Created with Android Studio.
- * User: 三帆
- * Date: 31/01/2019
- * Time: 18:13
- * email: sanfan.hx@alibaba-inc.com
- * tartget:  xxx
- */
+//
+// Created with Android Studio.
+// User: 三帆
+// Date: 31/01/2019
+// Time: 18:13
+// email: sanfan.hx@alibaba-inc.com
+// tartget:  xxx
+//
 
 //enum DateType {
 //  Int,
@@ -22,9 +22,16 @@
 //  spKey({this.name, this.type});
 //}
 
-class sharedPreferencesKeys {
+class SharedPreferencesKeys {
   /// boolean
   /// 用于欢迎页面. 只有第一次访问才会显示. 或者手动将这个值设为false
   static String showWelcome = 'loginWelcone';
+  /// json 
+  /// 用于存放搜索页的搜索数据.
+  /// [{
+  ///  name: 'name'
+  ///  
+  /// }]
+  static String searchHistory = 'searchHistory';
 }
 

lib/utils/shared_preferences.dart

@@ -28,7 +28,7 @@ class SpUtil {
     return _instance;
   }
 
-  static bool _beforCheck() {
+  static bool _beforeCheck() {
     if (_spf == null) {
       return true;
     }
@@ -41,52 +41,52 @@ class SpUtil {
   }
 
   Set<String> getKeys() {
-    if (_beforCheck()) return null;
+    if (_beforeCheck()) return null;
     return _spf.getKeys();
   }
 
   get(String key) {
-    if (_beforCheck()) return null;
+    if (_beforeCheck()) return null;
     return _spf.get(key);
   }
 
   getString(String key) {
-    if (_beforCheck()) return null;
+    if (_beforeCheck()) return null;
     return _spf.getString(key);
   }
 
   Future<bool> putString(String key, String value) {
-    if (_beforCheck()) return null;
+    if (_beforeCheck()) return null;
     return _spf.setString(key, value);
   }
 
   bool getBool(String key) {
-    if (_beforCheck()) return null;
+    if (_beforeCheck()) return null;
     return _spf.getBool(key);
   }
 
   Future<bool> putBool(String key, bool value) {
-    if (_beforCheck()) return null;
+    if (_beforeCheck()) return null;
     return _spf.setBool(key, value);
   }
 
   int getInt(String key) {
-    if (_beforCheck()) return null;
+    if (_beforeCheck()) return null;
     return _spf.getInt(key);
   }
 
   Future<bool> putInt(String key, int value) {
-    if (_beforCheck()) return null;
+    if (_beforeCheck()) return null;
     return _spf.setInt(key, value);
   }
 
   double getDouble(String key) {
-    if (_beforCheck()) return null;
+    if (_beforeCheck()) return null;
     return _spf.getDouble(key);
   }
 
   Future<bool> putDouble(String key, double value) {
-    if (_beforCheck()) return null;
+    if (_beforeCheck()) return null;
     return _spf.setDouble(key, value);
   }
 
@@ -95,24 +95,24 @@ class SpUtil {
   }
 
   Future<bool> putStringList(String key, List<String> value) {
-    if (_beforCheck()) return null;
+    if (_beforeCheck()) return null;
     return _spf.setStringList(key, value);
   }
 
   dynamic getDynamic(String key) {
-    if (_beforCheck()) return null;
+    if (_beforeCheck()) return null;
     return _spf.get(key);
   }
 
 
 
   Future<bool> remove(String key) {
-    if (_beforCheck()) return null;
+    if (_beforeCheck()) return null;
     return _spf.remove(key);
   }
 
   Future<bool> clear() {
-    if (_beforCheck()) return null;
+    if (_beforeCheck()) return null;
     return _spf.clear();
   }
 }

lib/views/first_page/home.dart

@@ -1,17 +1,14 @@
-/**
- * Created with Android Studio.
- * User: 三帆
- * Date: 16/01/2019
- * Time: 11:16
- * email: sanfan.hx@alibaba-inc.com
- * tartget:  app首页
- */
-
-
+// Created with Android Studio.
+// User: 三帆
+// Date: 16/01/2019
+// Time: 11:16
+// email: sanfan.hx@alibaba-inc.com
+// target:  app首页
+//
 
 import 'package:flutter/material.dart';
 import 'package:flutter/rendering.dart';
-
+import 'package:flutter_go/utils/shared_preferences.dart';
 import 'package:flutter_go/views/first_page/first_page.dart';
 import 'package:flutter_go/views/widget_page/widget_page.dart';
 import 'package:flutter_go/views/welcome_page/fourth_page.dart';
@@ -21,6 +18,7 @@ import 'package:flutter_go/utils/provider.dart';
 import 'package:flutter_go/model/widget.dart';
 import 'package:flutter_go/widgets/index.dart';
 import 'package:flutter_go/components/search_input.dart';
+import 'package:flutter_go/model/search_history.dart';
 import 'package:flutter_go/resources/widget_name_to_icon.dart';
 
 const int ThemeColor = 0xFFC91B3A;
@@ -34,7 +32,9 @@ class AppPage extends StatefulWidget {
 
 class _MyHomePageState extends State<AppPage>
     with SingleTickerProviderStateMixin {
+  SpUtil sp;
   WidgetControlModel widgetControl = new WidgetControlModel();
+  SearchHistoryList searchHistoryList;
   TabController controller;
   bool isSearch = false;
   String data = '无';
@@ -52,6 +52,8 @@ class _MyHomePageState extends State<AppPage>
   @override
   void initState() {
     super.initState();
+
+    initSearchHistory();
     controller = new TabController(
         initialIndex: 0, vsync: this, length: 4); // 这里的length 决定有多少个底导 submenus
     for (int i = 0; i < tabData.length; i++) {
@@ -71,6 +73,13 @@ class _MyHomePageState extends State<AppPage>
     super.dispose();
   }
 
+  initSearchHistory() async {
+    sp = await SpUtil.getInstance();
+    String json = sp.getString(SharedPreferencesKeys.searchHistory);
+    print("json $json");
+    searchHistoryList = SearchHistoryList.fromJSON(json);
+  }
+
   void onWidgetTap(WidgetPoint widgetPoint, BuildContext context) {
     List widgetDemosList = new WidgetDemoList().getDemos();
     String targetName = widgetPoint.name;
@@ -80,6 +89,9 @@ class _MyHomePageState extends State<AppPage>
         targetRouter = item.routerName;
       }
     });
+    searchHistoryList
+        .add(SearchHistory(name: targetName, targetRouter: targetRouter));
+    print("searchHistoryList ${searchHistoryList.toString()}");
     Application.router.navigateTo(context, "$targetRouter");
   }
 
@@ -90,13 +102,13 @@ class _MyHomePageState extends State<AppPage>
 
         return list
             .map((item) => new MaterialSearchResult<String>(
-          value: item.name,
-          icon: WidgetName2Icon.icons[item.name] ?? null,
-          text: 'widget',
-          onTap: () {
-            onWidgetTap(item, context);
-          },
-        ))
+                  value: item.name,
+                  icon: WidgetName2Icon.icons[item.name] ?? null,
+                  text: 'widget',
+                  onTap: () {
+                    onWidgetTap(item, context);
+                  },
+                ))
             .toList();
       } else {
         return null;
@@ -133,14 +145,14 @@ class _MyHomePageState extends State<AppPage>
               ],
             ),
             child: TabBar(
-              controller: controller,
-              indicatorColor: Theme.of(context).primaryColor, //tab标签的下划线颜色
-              // labelColor: const Color(0xFF000000),
-              indicatorWeight: 3.0,
-              labelColor: Theme.of(context).primaryColor,
-              unselectedLabelColor: const Color(0xFF8E8E8E),
-              tabs: myTabs
-            ),
+                controller: controller,
+                indicatorColor: Theme.of(context).primaryColor,
+                //tab标签的下划线颜色
+                // labelColor: const Color(0xFF000000),
+                indicatorWeight: 3.0,
+                labelColor: Theme.of(context).primaryColor,
+                unselectedLabelColor: const Color(0xFF8E8E8E),
+                tabs: myTabs),
           ),
         ),
       ),

lib/views/fourth_page/pages.dart

@@ -47,7 +47,7 @@ class Page extends StatelessWidget {
         onPressed: () async {
           if (type == 'start') {
             await SpUtil.getInstance()
-              ..putBool(sharedPreferencesKeys.showWelcome, false);
+              ..putBool(SharedPreferencesKeys.showWelcome, false);
             _goHomePage(context);
           } else if (type == 'goGithub') {
             Application.router.navigateTo(context,