position in lfutter code example
Example 1: get position of a widget in screen flutter
void initState() { WidgetsBinding.instance.addPostFrameCallback(_afterLayout); super.initState(); } _afterLayout(_) { _getSizes(); _getPositions(); }
Example 2: get position of a widget in screen flutter
//creating Key for red panelGlobalKey _keyRed = GlobalKey();...//set key Flexible( flex: 2, child: Container( key: _keyRed, color: Colors.red, ), ),