Introduce an appearance for a scrollable, ability to customize the scrollbar gap.

Update scrollable.rs
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dtzxporter 2024-02-06 13:55:42 -05:00 committed by Héctor Ramón Jiménez
parent 891f29eea0
commit 0f920e0435
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4 changed files with 71 additions and 6 deletions

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@ -1,14 +1,14 @@
//! Change the appearance of a scrollable.
use crate::core::{Background, Border, Color};
/// The appearance of a scrollable.
/// The appearance of the scrollbar of a scrollable.
#[derive(Debug, Clone, Copy)]
pub struct Scrollbar {
/// The [`Background`] of a scrollable.
/// The [`Background`] of a scrollbar.
pub background: Option<Background>,
/// The [`Border`] of a scrollable.
/// The [`Border`] of a scrollbar.
pub border: Border,
/// The appearance of the [`Scroller`] of a scrollable.
/// The appearance of the [`Scroller`] of a scrollbar.
pub scroller: Scroller,
}
@ -21,11 +21,23 @@ pub struct Scroller {
pub border: Border,
}
/// The appearance of a scrolable.
#[derive(Debug, Clone, Copy)]
pub struct Appearance {
/// The [`Background`] of a scrollable.
pub background: Option<Background>,
/// The [`Background`] of the gap between a horizontal and vertical scrollbar.
pub gap: Option<Background>,
}
/// A set of rules that dictate the style of a scrollable.
pub trait StyleSheet {
/// The supported style of the [`StyleSheet`].
type Style: Default;
/// Produces the style of the scrollable container.
fn appearance(&self, style: &Self::Style) -> Appearance;
/// Produces the style of an active scrollbar.
fn active(&self, style: &Self::Style) -> Scrollbar;