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September 22, 2021 14:12
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| import 'package:flutter/cupertino.dart'; | |
| import 'package:flutter/material.dart'; | |
| import 'package:get/get_core/src/get_main.dart'; | |
| import 'package:get/get.dart'; | |
| import 'package:flutter/widgets.dart'; | |
| import 'package:date_ranger/date_ranger.dart'; | |
| void main() { | |
| Get.put(NavigationBarController()); | |
| runApp(MyApp()); | |
| } | |
| class MyApp extends StatelessWidget { | |
| @override | |
| Widget build(BuildContext context) { | |
| return GetMaterialApp( | |
| // initialBinding: HomeBinding(), | |
| home: Obx( () => Scaffold( | |
| appBar: AppBar( | |
| title: Text("Demo"), | |
| ), | |
| body: SafeArea( | |
| child: NavigationBarController.to.currentPage, | |
| ), | |
| bottomNavigationBar: BottomNavigationBar( | |
| currentIndex: Get.find<NavigationBarController>().tabIndex.value, | |
| onTap: Get.find<NavigationBarController>().changeTabIndex, | |
| items: [ | |
| _bottomNavigationBarItem( | |
| icon: CupertinoIcons.home, | |
| label: 'Button1', | |
| ), | |
| _bottomNavigationBarItem( | |
| icon: CupertinoIcons.rocket_fill, | |
| label: 'Button2', | |
| ), | |
| ])), | |
| ), | |
| debugShowCheckedModeBanner: false, | |
| themeMode: ThemeMode.system, | |
| ); | |
| } | |
| } | |
| class ControllerA extends GetxController { | |
| var index = 0.obs; | |
| } | |
| class NavigationBarController extends GetxController { | |
| static NavigationBarController get to => Get.find(); | |
| var tabIndex = 0.obs; | |
| void changeTabIndex(int index) { | |
| tabIndex.value = index; | |
| update(); | |
| } | |
| List<Widget> pages = [ | |
| Widget1(), | |
| Widget2(), | |
| // Widget3(), | |
| ]; | |
| Widget get currentPage => pages[tabIndex.value]; | |
| @override | |
| void onInit() { | |
| super.onInit(); | |
| } | |
| @override | |
| void dispose() { | |
| super.dispose(); | |
| } | |
| } | |
| class Controller1 extends GetxController { | |
| var _test2 = "test1".obs; | |
| get test1 => this._test2.value; | |
| } | |
| class Controller2 extends GetxController { | |
| var _test2 = "test2".obs; | |
| get test1 => this._test2.value; | |
| } | |
| class Widget1 extends StatelessWidget { | |
| var initialDate = DateTime.now(); | |
| var initialDateRange = DateTimeRange(start: DateTime.now(), end: DateTime.now()); | |
| @override | |
| Widget build(BuildContext context) { | |
| return Container( | |
| child: Padding( | |
| padding: const EdgeInsets.all(24), | |
| child: DateRanger( | |
| initialRange: initialDateRange, | |
| onRangeChanged: (range) { | |
| initialDateRange = range; | |
| }, | |
| ), | |
| ), | |
| ); | |
| } | |
| } | |
| // class HomeBinding extends Bindings { | |
| // @override | |
| // void dependencies() { | |
| // Get.lazyPut(() => NavigationBarController()); | |
| // } | |
| // } | |
| class Widget1_Bindings extends Bindings { | |
| @override | |
| void dependencies() { | |
| Get.lazyPut(() => Controller1()); | |
| } | |
| } | |
| class Widget2_Bindings extends Bindings { | |
| @override | |
| void dependencies() { | |
| Get.lazyPut(() => Controller2()); | |
| } | |
| } | |
| class Widget2 extends StatelessWidget { | |
| @override | |
| Widget build(BuildContext context) { | |
| return Container( | |
| child: Text("Widget2", style: TextStyle( | |
| color: Colors.blueGrey, | |
| fontSize: 32) ), | |
| ); | |
| } | |
| } | |
| _bottomNavigationBarItem({required IconData icon, required String label}) { | |
| return BottomNavigationBarItem( | |
| icon: Icon(icon), | |
| label: label, | |
| ); | |
| } |
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