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Implement theme styling for Container

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Héctor Ramón Jiménez 2022-06-07 04:11:24 +02:00
parent 2933ac7355
commit 97555e67af
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GPG key ID: 140CC052C94F138E
24 changed files with 306 additions and 258 deletions
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39
style/src/container.rs
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@ -3,7 +3,7 @@ use iced_core::{Background, Color};
/// The appearance of a container.
#[derive(Debug, Clone, Copy)]
pub struct Style {
pub struct Appearance {
pub text_color: Option<Color>,
pub background: Option<Background>,
pub border_radius: f32,
@ -11,7 +11,7 @@ pub struct Style {
pub border_color: Color,
}
impl std::default::Default for Style {
impl std::default::Default for Appearance {
fn default() -> Self {
Self {
text_color: None,
@ -23,37 +23,10 @@ impl std::default::Default for Style {
}
}
/// A set of rules that dictate the style of a container.
/// A set of rules that dictate the [`Appearance`] of a container.
pub trait StyleSheet {
/// Produces the style of a container.
fn style(&self) -> Style;
}
type Style: Default + Copy;
struct Default;
impl StyleSheet for Default {
fn style(&self) -> Style {
Style {
text_color: None,
background: None,
border_radius: 0.0,
border_width: 0.0,
border_color: Color::TRANSPARENT,
}
}
}
impl<'a> std::default::Default for Box<dyn StyleSheet + 'a> {
fn default() -> Self {
Box::new(Default)
}
}
impl<'a, T> From<T> for Box<dyn StyleSheet + 'a>
where
T: StyleSheet + 'a,
{
fn from(style_sheet: T) -> Self {
Box::new(style_sheet)
}
/// Produces the [`Appearance`] of a container.
fn appearance(&self, style: Self::Style) -> Appearance;
}