flutter status app bar height code example

Example 1: height appbar flutter

appBar: PreferredSize(
  preferredSize: Size.fromHeight(100.0),
  child: AppBar(
    automaticallyImplyLeading: false, // hides leading widget
    flexibleSpace: SomeWidget(),
  )
),

Example 2: flutter get height of status bar

import 'dart:ui';
MediaQueryData.fromWindow(window).padding.top