floatingActionButton: FloatingActionButton( onPressed: _onTap, tooltip: 'start', child: const Icon(Icons.arrow_downward), ), ); } } 滑动到最底部: scrollController.jumpTo(scrollController.position.maxScrollExtent); 效果 scrollController.jumpTo 和 scrollController.animateTo适用方法一样,animateTo有动画效果。
悬浮button 属性详解 constFloatingActionButton({ Key key,this.child,//button的显示样式this.tooltip,//提示,长按按钮提示文字this.backgroundColor,//背景颜色this.heroTag:const_DefaultHeroTag(),//页面切换动画Tagthis.elevation:6.0,//阴影this.highlightElevation:12.0,//高亮阴影@requiredthis.onPressed,//点...
我们可以通过设置 scrollDirection 参数来控制视图的滚动方向。 我们通过下面的代码实现一个水平滚动的内容: class MyHomeBody extends StatelessWidget { @override Widget build(BuildContext context) { return ListView( scrollDirection: Axis.horizontal, itemExtent: 200, children: <Widget>[ Container(color: Colors...
floatingActionButton: new FloatingActionButton( onPressed: (){}, child: Icon(Icons.edit), //mini: true, ), // 默认右下角,可设置位置。 floatingActionButtonLocation: FloatingActionButtonLocation.centerFloat, ) 滑动视图 SingleChildScrollView 水平方向滑动 scrollDirection: Axis.horizontal 高斯模糊 https...
endDrawer - 右边抽屉菜单 floatingAactionButton - 悬浮按钮 floatingAactionButton - 调整悬浮按钮的位置 bottomNavigationBar - 就是iOS中UITabBar 够直白吧。 3. 例子 void main() { runApp(MaterialApp( theme: ThemeData(primarySwatch: Colors.yellow), home: Scaffold( appBar: AppBar(title: const Text("...
Hi, The body of the scaffold does not extend to the bottom of the screen when using a notched Floating Action Button. Below is the basic setup of a Scaffold, BottomAppBar and a notched FloatingActionButton that is center docked. I turned...
FloatingActionButton会悬浮在其他视图之上,即使别的视图在布局文件中位于FloatingActionButton...后面; 2、在隐藏、显示按钮上时会播放动画;其中隐藏操作是调用hide方法,显示操作是调用show方法; 3、FloatingActionButton默认会随着Snackbar的出现或消失而动态调整位置...这几个新增属性的说明如下: app:behavior_hideable ...
static RxBool hideBottomBar = false.obs; static RxBool alwaysShowScroll2TopButton = false.obs; 11 changes: 4 additions & 7 deletions 11 lib/src/setting/style_setting.dart @@ -2,9 +2,7 @@ import 'dart:ui'; import 'package:flutter/material.dart'; import 'package:get/get.dart'; imp...
Flet是一个基于谷歌开发Flutter的Python跨平台开发框架,允许用你喜欢的语言构建交互式多用户Web,桌面和移动应用程序,而无需拥有前端开发的经验。使用Flet,您只需在Python中编写一个整体式有状态应用程序。 FletUI由Flutter控件构建,应用程序看起来相当专业。控件被组织到层次结构或树中,其中每个控件都有一个父控件(Page...
SliverPersistentHeader is a sliver that changes size as we scroll down. Keeping the above statement in mind, the SliverPersistentHeader does not disappear when we scroll to the border of the viewport, which is opposed to the sliver's GrowthDirection. On the contrary, it changes size as we ...