Function cosmic::iced::program::with_style

source ยท 
pub fn with_style<P>(
    program: P,
    f: impl Fn(&<P as Program>::State, &<P as Program>::Theme) -> Appearance,
) -> impl Program<State = <P as Program>::State, Message = <P as Program>::Message, Theme = <P as Program>::Theme>
where
    P: Program,