Method scrollbar

src/elements.rs:232–242

(
        &mut self,
        f: impl for<'a> FnOnce(&'a mut ScrollbarBuilder) -> &'a mut ScrollbarBuilder,
    )

    /// Enables and configures the overflow scrollbar.
    #[inline]
    pub fn scrollbar(
        &mut self,
        f: impl for<'a> FnOnce(&'a mut ScrollbarBuilder) -> &'a mut ScrollbarBuilder,
    ) -> &mut Self {
        let mut builder = ScrollbarBuilder {
            config: self.config.scrollbar.unwrap_or_default(),
        };
        f(&mut builder);
        self.config.scrollbar = Some(builder.config);
        self
    }
}

/// Builder for configuring border properties using a closure.