DrawerHeader constructor

const DrawerHeader({Key key, Decoration decoration, EdgeInsetsGeometry margin: const EdgeInsets.only(bottom: 8.0), EdgeInsetsGeometry padding: const EdgeInsets.fromLTRB(16.0, 16.0, 16.0, 8.0), Duration duration: const Duration(milliseconds: 250), Curve curve: Curves.fastOutSlowIn, @required Widget child })

Creates a material design drawer header.

Requires one of its ancestors to be a Material widget.

Implementation 

const DrawerHeader({
  Key key,
  this.decoration,
  this.margin = const EdgeInsets.only(bottom: 8.0),
  this.padding = const EdgeInsets.fromLTRB(16.0, 16.0, 16.0, 8.0),
  this.duration = const Duration(milliseconds: 250),
  this.curve = Curves.fastOutSlowIn,
  @required this.child,
}) : super(key: key);