child property Null safety

Widget child

child is the child widget in which we want to use our package

child must be in the top of our (Widget Tree) to work properly. You can say that your child widget is always will be our MaterialApp or the home widget if you wanted to use the MediaQuery related functions with this package

child is a requirement to enable the package to work.

Still confused? Run the example app in which you can fine a working example with full comments to teach you every step the example:


final Widget child;