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This commit is contained in:
Antonio Scandurra 2023-10-22 18:25:24 +02:00
parent db6a3e1783
commit ce75be91e1
9 changed files with 111 additions and 244 deletions
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38
crates/ui2/src/theme.rs
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@ -1,13 +1,12 @@
use gpui2::{
AnyElement, Bounds, Element, Hsla, IntoAnyElement, LayoutId, Pixels, Result, ViewContext,
WindowContext,
};
use serde::{de::Visitor, Deserialize, Deserializer};
use std::collections::HashMap;
use std::fmt;
use std::sync::Arc;
use gpui2::{
AnyElement, BorrowAppContext, Bounds, Element, Hsla, IntoAnyElement, LayoutId, Pixels, Result,
ViewContext, WindowContext,
};
use serde::{de::Visitor, Deserialize, Deserializer};
#[derive(Deserialize, Clone, Default, Debug)]
pub struct Theme {
pub name: String,
@ -138,7 +137,9 @@ where
E: Element,
F: FnOnce(&mut ViewContext<E::ViewState>) -> E,
{
let child = cx.with_global(theme.clone(), |cx| build_child(cx));
cx.default_global::<ThemeStack>().0.push(theme.clone());
let child = build_child(cx);
cx.default_global::<ThemeStack>().0.pop();
Themed { theme, child }
}
@ -156,6 +157,9 @@ where
}
}
#[derive(Default)]
struct ThemeStack(Vec<Theme>);
impl<E: Element> Element for Themed<E> {
type ViewState = E::ViewState;
type ElementState = E::ElementState;
@ -170,9 +174,10 @@ impl<E: Element> Element for Themed<E> {
element_state: Option<Self::ElementState>,
cx: &mut ViewContext<Self::ViewState>,
) -> Self::ElementState {
cx.with_global(self.theme.clone(), |cx| {
self.child.initialize(view_state, element_state, cx)
})
cx.default_global::<ThemeStack>().0.push(self.theme.clone());
let element_state = self.child.initialize(view_state, element_state, cx);
cx.default_global::<ThemeStack>().0.pop();
element_state
}
fn layout(
@ -184,9 +189,10 @@ impl<E: Element> Element for Themed<E> {
where
Self: Sized,
{
cx.with_global(self.theme.clone(), |cx| {
self.child.layout(view_state, element_state, cx)
})
cx.default_global::<ThemeStack>().0.push(self.theme.clone());
let layout_id = self.child.layout(view_state, element_state, cx);
cx.default_global::<ThemeStack>().0.pop();
layout_id
}
fn paint(
@ -198,9 +204,9 @@ impl<E: Element> Element for Themed<E> {
) where
Self: Sized,
{
cx.with_global(self.theme.clone(), |cx| {
self.child.paint(bounds, view_state, frame_state, cx);
});
cx.default_global::<ThemeStack>().0.push(self.theme.clone());
self.child.paint(bounds, view_state, frame_state, cx);
cx.default_global::<ThemeStack>().0.pop();
}
}