Flutter基础widgets教程-MaterialApp篇
1 MaterialApp
MaterialApp 是我们app开发中常用的符合MaterialApp Design设计理念的入口Widget。
2 构造函数
MaterialApp({
Key key,
this.title = '',
this.home,
this.color,
this.theme,
this.routes = const <String, WidgetBuilder>{},
this.navigatorKey,
this.initialRoute,
this.onGenerateRoute,
this.onUnknownRoute,
this.navigatorObservers = const <NavigatorObserver>[],
this.builder,
this.onGenerateTitle,
this.locale,
this.localizationsDelegates,
this.localeListResolutionCallback,
this.localeResolutionCallback,
this.supportedLocales = const <Locale>[Locale('en', 'US')],
this.debugShowMaterialGrid = false,
this.showPerformanceOverlay = false,
this.checkerboardRasterCacheImages = false,
this.checkerboardOffscreenLayers = false,
this.showSemanticsDebugger = false,
this.debugShowCheckedModeBanner = true,
})
3 常用属性
3.1 title:安卓手机任务管理页面所看到应用的名字
title:Text("Flutter Demo"),
3.2 home:app运行时打开的首页面
home: MyApp(),
3.3 routes:定义路由
内容为map健值对;key为路由名称,value为路由对应的页面。页面需要跳转时,可以通过Navigator.pushNamed(context, 'rooteName');来跳转,
3.4 theme:定义主题**
theme: ThemeData(
primaryColor: Colors.red,
),
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