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Merge pull request #2312 from iced-rs/theming-reloaded

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Theming reloaded
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Héctor Ramón 2024-03-08 14:00:28 +01:00 • committed by GitHub
commit edf7d7ca75
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97 changed files with 5738 additions and 6660 deletions
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32
src/application.rs
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@ -1,7 +1,9 @@
//! Build interactive cross-platform applications.
use crate::{Command, Element, Executor, Settings, Subscription};
pub use crate::style::application::{Appearance, StyleSheet};
use crate::shell::application;
pub use application::{default, Appearance, DefaultStyle};
/// An interactive cross-platform application.
///
@ -91,7 +93,10 @@ pub use crate::style::application::{Appearance, StyleSheet};
/// }
/// }
/// ```
pub trait Application: Sized {
pub trait Application: Sized
where
Self::Theme: DefaultStyle,
{
/// The [`Executor`] that will run commands and subscriptions.
///
/// The [default executor] can be a good starting point!
@ -104,7 +109,7 @@ pub trait Application: Sized {
type Message: std::fmt::Debug + Send;
/// The theme of your [`Application`].
type Theme: Default + StyleSheet;
type Theme: Default;
/// The data needed to initialize your [`Application`].
type Flags;
@ -148,11 +153,9 @@ pub trait Application: Sized {
Self::Theme::default()
}
/// Returns the current `Style` of the [`Theme`].
///
/// [`Theme`]: Self::Theme
fn style(&self) -> <Self::Theme as StyleSheet>::Style {
<Self::Theme as StyleSheet>::Style::default()
/// Returns the current [`Appearance`] of the [`Application`].
fn style(&self, theme: &Self::Theme) -> Appearance {
theme.default_style()
}
/// Returns the event [`Subscription`] for the current state of the
@ -228,11 +231,15 @@ pub trait Application: Sized {
}
}
struct Instance<A: Application>(A);
struct Instance<A>(A)
where
A: Application,
A::Theme: DefaultStyle;
impl<A> crate::runtime::Program for Instance<A>
where
A: Application,
A::Theme: DefaultStyle,
{
type Message = A::Message;
type Theme = A::Theme;
@ -247,9 +254,10 @@ where
}
}
impl<A> crate::shell::Application for Instance<A>
impl<A> application::Application for Instance<A>
where
A: Application,
A::Theme: DefaultStyle,
{
type Flags = A::Flags;
@ -267,8 +275,8 @@ where
self.0.theme()
}
fn style(&self) -> <A::Theme as StyleSheet>::Style {
self.0.style()
fn style(&self, theme: &A::Theme) -> Appearance {
self.0.style(theme)
}
fn subscription(&self) -> Subscription<Self::Message> {