Otherwise, if the width of SizedBox is not specified or null. Next, we’ll set the margin and padding properties as a fraction of the device’s width and height: margin: EdgeInsets.symmetric(horizontal: width 0.1, vertical: height 0.05), padding: EdgeInsets.symmetric(horizontal: width 0.05,vertical: height0.05), This lays out our widgets with margin and padding that adapt to different sized screens. Row widget accepts an array of child and you can add any no of widgets. If you specify a particular size for the SizedBox, that size will also apply to its child widget. So, now if the Container in the Column has a height of infinity, you will get the following overflow error because there is no constraint passed in by the parent Column to child Container to stop. The key lies in a combination of using Flexible around each child in the column, and setting the child's max size using BoxContraints.loose() import 'package:flutter/material. double width MediaQuery.of(context).size.width print(width) //output: 392.72727272727275 double halfwidth width 0.5 //50 width of screen print(halfwidth) //output: 196.36363636363637 double height MediaQuery.of(context).size.height print(height) //output: 803.6363636363636 double smallheight height 0. OctoFlutter Row widget in Flutter uses to display the multiple child widgets in horizontally. For Row, along the main axis, the max width passed down to children is infinity.
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