Flutter的ListView或Column或Row嵌套ListView,往往会报下面的错误: RenderBox was not laid out: RenderFlex... 这是因为ListView或Column或Row嵌套ListView,会有问题,解决办法如下: 处理方案 一、ListView嵌套ListView ListView( children: <Widget>[ ListView( shrinkWrap: true, //为true可以解决子控件必须设置高度的...
最近在使用Flutter进行业务开发,使用fish-redux进行页面开发中使用了ListView的嵌套,在滑动中会导致竖向滑动冲突。 另外还有个问题, listview在使用的时候需要给个高度, 如果需要根据内容显示自适应高度,也需要进行处理,否则就无法展示list列表内容。 知识点 解决以上两个问题主要用到了Flutter组件Listview的两个属性,分别是...
I/flutter (12945): there will always be enough vertical space for the children. In this case, consider using a Column I/flutter (12945): instead. Otherwise, consider using the "shrinkWrap" property (or a ShrinkWrappingViewport) to size I/flutter (12945): the height of the viewport to the...
而 Flutter 也有个类似的控件 PageView, 我们先来看下 PageView 的实现: PageView 普通的 PageView 实现是这样的: return Container( height: 200, width: 200, child: PageView( children: TestDatas.map((color) { return Container( width: 100, height: 200, color: color, ); }).toList(), ),...
I/flutter ( 4625): Viewports expand in the scrolling direction to fill their container.In this case, a vertical I/flutter ( 4625): viewport was given an unlimited amount of vertical space in which to expand. This situation I/flutter ( 4625): typically happens when a scrollable widget is ...
I understand it is because the GestureDetector is absorbing it, maybe as a drag event, but I would like it to only detect the tap event and let the scrolling event go "through". How could I achieve this behavior in Flutter? Note that it only happens when scrolling using the trackpad (...
Root cause:In the SfCartesianChart widget, the VerticalDragGestureRecognizer is used to handle vertical panning, and it absorbs the interactions in the SfCartesianChart, causing the scrolling issue while scrolling vertically. Package:https://pub.dev/packages/syncfusion_flutter_charts/versions/2...
flutter doctor -v (stable and master) huycozy added c: regression framework platform-mac f: scrolling has reproducible steps found in release: 3.7 and removed in triage labels Dec 20, 2022 Member goderbauer commented Dec 20, 2022 @moffatman Is this by any chance related to the recent ...
dart 滚动ListView.Builder时，Flutter屏幕变黑在Flutter中使用as运算符时，请务必记住以下几点，以确保安全...
Flutter 遇到的坑可以看到在设置了Track之后在右侧滚动条下面出现一个贯穿整个ListView可见区域的红色线条。