use iced_widget::qr_code::{Catalog, Style, StyleFn}; use super::Theme; impl Catalog for Theme { type Class<'a> = StyleFn<'a, Self>; fn default<'a>() -> Self::Class<'a> { Box::new(default) } fn style(&self, class: &Self::Class<'_>) -> Style { class(self) } } pub fn default(theme: &Theme) -> Style { let surface = theme.colors().surface; Style { cell: surface.text, background: surface.color, } }