How do I center a widget in flutter?

So for this, you can try the trick below: Padding( padding: const EdgeInsets. all(4.0), child: Stack( children: <Widget>[ Positioned( bottom: 0.0, right: 0.0, left: 0.0, child: Row( mainAxisAlignment: MainAxisAlignment. center, children: <Widget>[ Container(), Padding( padding: const EdgeInsets.

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What is flutter expanded?

Using an Expanded widget makes a child of a Row, Column, or Flex expand to fill the available space along the main axis (e.g., horizontally for a Row or vertically for a Column). If multiple children are expanded, the available space is divided among them according to the flex factor.

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What is flex factor in flutter?

Using an Expanded widget makes a child of a Row or Column (also for Flex) expand to fill the available space in the main axis ( horizontally for a Row or vertically for a Column). … Flex factor is a property of Expanded widget and determines the usage and sharing of the remaining space between children widgets. 26 May 2020

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