import 'package:flutter/material.dart'; extension MyExtension on Widget { Widget makeSafeArea() { return SafeArea(child: this); } Widget center() => Center( child: this, ); Widget expanded(int? flex) => Expanded( flex: flex ?? 0, child: this, ); Widget padding(EdgeInsets? padding) => Padding( padding: padding ?? const EdgeInsets.symmetric(vertical: 8, horizontal: 8), child: this, ); Widget align({required AlignmentGeometry alignment}) { return Align( alignment: alignment, child: this, ); } Widget fittedBox() { return FittedBox( child: this, ); } Widget onTap(VoidCallback onTap) => InkWell( onTap: onTap, child: this, ); Widget onDoubleTap(VoidCallback onDoubleTap) { return GestureDetector( onDoubleTap: onDoubleTap, child: this, ); } Widget onLongPress(VoidCallback onLongPress) { return GestureDetector( onLongPress: onLongPress, child: this, ); } }