import'package:flutter/material.dart';int_getRealIndex(intindex,intlength){returnindex>=length?index%length:index;}classInfinitySliderextendsStatefulWidget{finalintinitialPage;finalList<Widget>items;

import'package:flutter/material.dart';classPageSwiperextendsStatefulWidget{constPageSwiper({super.key});@overrideState<PageSwiper>createState()=>_PageSwiperState();}class_PageSwiperStateextendsState<PageSwi

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一、简介​​Flutter​​​是谷歌的移动​​UI​​​框架，可以快速在​​iOS​​​和​​Android​​上构建高质量的原生用户界面。​​Flutter​​​用​​Dart​​​作为

一、缓存页面比如Tab切换，旧的Tab可能被销毁，我们需要做缓存。解决方法：如果是PageView可以更改allowImplicitScrolling值为true，会缓存前后各一页。其它组件，可以