preferredSize method

PreferredSize preferredSize({
  1. Key? key,
  2. double? height,
  3. double? width,
})

Implementation

PreferredSize preferredSize({Key? key, double? height, double? width}) =>
    PreferredSize(
      key: key,
      preferredSize: Size(
        width ?? double.infinity,
        height ?? double.infinity,
      ),
      child: this,
    );