flexibleSpaceBarExpandedHeight function
Gets the expanded height of the FlexibleSpaceBar based on the current screen
type and the specified mobile and tablet values.
Implementation
double flexibleSpaceBarExpandedHeight(BuildContext context,
{int mobile = 5, int tablet = 4}) =>
screenHeightFraction(context,
dividedBy: getValueForScreenType(
context: context,
mobile: mobile,
tablet: tablet,
));