class WanAndroidApi { /// 首页banner http://www.wanandroid.com/banner/json  static const String BANNER = "banner"; static const String USER_REGISTER = "user/register"; //注册 static const String USER_LOGIN = "user/login"; //登录 static const String USER_LOGOUT = "user/logout"; //退出 // 拼接url static String getPath({String path: '', int page, String resType: 'json'}) { StringBuffer sb = new StringBuffer(path); if (page != null) { sb.write('/$page'); } if (resType != null && resType.isNotEmpty) { sb.write('/$resType'); } return sb.toString(); } }

// 打开debug模式. DioUtil.openDebug(); // 配置网络参数. Options options = DioUtil.getDefOptions(); options.baseUrl = "http://www.wanandroid.com/"; HttpConfig config = new HttpConfig(options: options); DioUtil().setConfig(config); // 两种单例请求方式. DioUtil().request<List>(Method.get, "banner/json"); DioUtil.getInstance().request(Method.get, "banner/json"); //示例 LoginReq req = new LoginReq('username', 'password'); DioUtil().request(Method.post, "user/login",data: req.toJson()); //示例 FormData formData = new FormData.from({ "username": "username", "password": "password", }); DioUtil().requestR(Method.post, "user/login",data: rformData); 

class LoginReq { String username; String password; LoginReq(this.username, this.password); LoginReq.fromJson(Map<String, dynamic> json) : username = json['username'], password = json['password']; Map<String, dynamic> toJson() => { 'username': username, 'password': password, }; @override String toString() { StringBuffer sb = new StringBuffer('{'); sb.write("\"username\":\"$username\""); sb.write(",\"password\":$password"); sb.write('}'); return sb.toString(); } }

 class WanRepository { Future<List<BannerModel>> getBanner() async { BaseResp<List> baseResp = await DioUtil().request<List>( Method.get, WanAndroidApi.getPath(path: WanAndroidApi.BANNER)); List<BannerModel> bannerList; if (baseResp.code != Constant.STATUS_SUCCESS) { return new Future.error(baseResp.msg); } if (baseResp.data != null) { bannerList = baseResp.data.map((value) { return BannerModel.fromJson(value); }).toList(); } return bannerList; } }

class Colours { static const Color app_main = Color(0xFF666666); static const Color text_dark = Color(0xFF333333); static const Color text_normal = Color(0xFF666666); static const Color text_gray = Color(0xFF999999); }

class Dimens { static const double font_sp12 = 12; static const double font_sp14 = 14; static const double font_sp16 = 16; static const double gap_dp5 = 5; static const double gap_dp10 = 10; }

class Ids { static const String titleHome = 'title_home'; } Map<String, Map<String, Map<String, String>>> localizedValues = { 'en': { 'US': { Ids.titleHome: 'Home', } }, 'zh': { 'CN': { Ids.titleHome: '主页', }, 'HK': { Ids.titleHome: '主頁', }, 'TW': { Ids.titleHome: '主頁', } } };

class TextStyles { static TextStyle listTitle = TextStyle( fontSize: Dimens.font_sp16, color: Colours.text_dark, fontWeight: FontWeight.bold, ); static TextStyle listContent = TextStyle( fontSize: Dimens.font_sp14, color: Colours.text_normal, ); static TextStyle listExtra = TextStyle( fontSize: Dimens.font_sp12, color: Colours.text_gray, ); } // 间隔 class Gaps { // 水平间隔 static Widget hGap5 = new SizedBox(width: Dimens.gap_dp5); static Widget hGap10 = new SizedBox(width: Dimens.gap_dp10); // 垂直间隔 static Widget vGap5 = new SizedBox(height: Dimens.gap_dp5); static Widget vGap10 = new SizedBox(height: Dimens.gap_dp10); }

// 在MyApp initState配置多语言资源 setLocalizedValues(localizedValues); //配置多语言资源 // 在MaterialApp指定localizationsDelegates和supportedLocales MaterialApp( home: MyHomePage(), localizationsDelegates: [ GlobalMaterialLocalizations.delegate, GlobalWidgetsLocalizations.delegate, CustomLocalizations.delegate //设置本地化代理  ], supportedLocales: CustomLocalizations.supportedLocales,//设置支持本地化语言集合  ); // 字符串获取 IntlUtil.getString(context, Ids.titleHome); CustomLocalizations.of(context).getString(StringIds.titleHome); // 支持复用。替换字符串格式要求：'%\${index}\$s' ，{index} 第几个参数，从0开始。 Ids.click_times: '%\$0\$s点击了%\$1\$s次', IntlUtil.getString(context, Ids.click_times, params: ['Tom', '$_counter']) // print: Tom点击了0次

// 步骤1 // 如果设计稿尺寸默认配置一致，无需该设置。 配置设计稿尺寸 默认 360.0 / 640.0 / 3.0 setDesignWHD(_designW,_designH,_designD); // 步骤2 // 在MainPageState build 调用MediaQuery.of(context) class MainPageState extends State<MainPage> { @override Widget build(BuildContext context) { // 在 MainPageState build 调用 MediaQuery.of(context) MediaQuery.of(context); return new Scaffold( appBar: new AppBar(), ); } } // 步骤3 ScreenUtil.getInstance().screenWidth ScreenUtil.getInstance().screenHeight //屏幕适配相关  ScreenUtil.getInstance().getWidth(size); //返回根据屏幕宽适配后尺寸（单位 dp or pt） ScreenUtil.getInstance().getHeight(size); //返回根据屏幕高适配后尺寸 （单位 dp or pt） ScreenUtil.getInstance().getWidthPx(sizePx); //sizePx 单位px ScreenUtil.getInstance().getHeightPx(sizePx); //sizePx 单位px ScreenUtil.getInstance().getSp(fontSize); //返回根据屏幕宽适配后字体尺寸 double adapterSize = ScreenUtil.getInstance().getAdapterSize(100);

//如果设计稿尺寸默认配置一致，无需该设置。 配置设计稿尺寸 默认 360.0 / 640.0 / 3.0 setDesignWHD(_designW,_designH,_designD); ScreenUtil.getScreenW(context); //屏幕 宽 ScreenUtil.getScreenH(context); //屏幕 高 //屏幕适配相关  ScreenUtil.getScaleW(context, size); //返回根据屏幕宽适配后尺寸（单位 dp or pt） ScreenUtil.getScaleH(context, size); //返回根据屏幕高适配后尺寸 （单位 dp or pt） ScreenUtil.getScaleSp(context, size) ;//返回根据屏幕宽适配后字体尺寸 double adapterSize = ScreenUtil.getAdapterSizeCtx(context, 100)

 // 等待Sp初始化完成。 await SpUtil.getInstance(); SpUtil.getString('key', defValue: ''); SpUtil.getInt('key', defValue: 0); /// save object example.  /// 存储实体对象示例。  City city = new City(); city.name = "成都市"; SpUtil.putObject("loc_city", city); City hisCity = SpUtil.getObj("loc_city", (v) => City.fromJson(v)); print("thll Str: " + (hisCity == null ? "null" : hisCity.toString())); /// save object list example.  /// 存储实体对象List示例。  List<City> list = new List(); list.add(new City(name: "成都市")); list.add(new City(name: "北京市")); SpUtil.putObjectList("loc_city_list", list); List<City> _cityList = SpUtil.getObjList("loc_city_list", (v) => City.fromJson(v)); print("thll List: " + (_cityList == null ? "null" : _cityList.toString()));