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Simplify theming for Scrollable widget

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Héctor Ramón Jiménez 2024-03-05 04:42:25 +01:00
parent 29326215cc
commit d681aaa57e
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GPG key ID: 7CC46565708259A7
9 changed files with 342 additions and 422 deletions
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87
style/src/theme.rs
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@ -4,7 +4,6 @@ pub mod palette;
pub use palette::Palette;
use crate::application;
use crate::container;
use crate::core::widget::text;
use crate::menu;
use crate::pane_grid;
@ -13,7 +12,6 @@ use crate::progress_bar;
use crate::qr_code;
use crate::radio;
use crate::rule;
use crate::scrollable;
use crate::slider;
use crate::svg;
use crate::text_editor;
@ -793,91 +791,6 @@ impl svg::StyleSheet for fn(&Theme) -> svg::Appearance {
}
}
/// The style of a scrollable.
#[derive(Default)]
pub enum Scrollable {
/// The default style.
#[default]
Default,
/// A custom style.
Custom(Box<dyn scrollable::StyleSheet<Style = Theme>>),
}
impl Scrollable {
/// Creates a custom [`Scrollable`] theme.
pub fn custom<T: scrollable::StyleSheet<Style = Theme> + 'static>(
style: T,
) -> Self {
Self::Custom(Box::new(style))
}
}
impl scrollable::StyleSheet for Theme {
type Style = Scrollable;
fn active(&self, style: &Self::Style) -> scrollable::Appearance {
match style {
Scrollable::Default => {
let palette = self.extended_palette();
scrollable::Appearance {
container: container::Appearance::default(),
scrollbar: scrollable::Scrollbar {
background: Some(palette.background.weak.color.into()),
border: Border::with_radius(2),
scroller: scrollable::Scroller {
color: palette.background.strong.color,
border: Border::with_radius(2),
},
},
gap: None,
}
}
Scrollable::Custom(custom) => custom.active(self),
}
}
fn hovered(
&self,
style: &Self::Style,
is_mouse_over_scrollbar: bool,
) -> scrollable::Appearance {
match style {
Scrollable::Default => {
if is_mouse_over_scrollbar {
let palette = self.extended_palette();
scrollable::Appearance {
scrollbar: scrollable::Scrollbar {
background: Some(
palette.background.weak.color.into(),
),
border: Border::with_radius(2),
scroller: scrollable::Scroller {
color: palette.primary.strong.color,
border: Border::with_radius(2),
},
},
..self.active(style)
}
} else {
self.active(style)
}
}
Scrollable::Custom(custom) => {
custom.hovered(self, is_mouse_over_scrollbar)
}
}
}
fn dragging(&self, style: &Self::Style) -> scrollable::Appearance {
match style {
Scrollable::Default => self.hovered(style, true),
Scrollable::Custom(custom) => custom.dragging(self),
}
}
}
impl text::StyleSheet for Theme {}
/// The style of a text input.