ZIm/crates/ui2/src/components/breadcrumb.rs
Marshall Bowers 18431051d9
Rework theme2 with new theme structure (#3194)
This PR reworks the theme definition in the `theme2` crate to be based
off of the new theme work that @iamnbutler has been working on.

We're still developing the new theme system, but it is complete enough
that we can now load the default theme and use it to theme the storybook
(albeit with some further refining of the color palette required).

---------

Co-authored-by: Nate Butler <iamnbutler@gmail.com>
Co-authored-by: Marshall Bowers <marshall@zed.dev>
2023-10-31 22:23:00 -04:00

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use std::path::PathBuf;
use crate::prelude::*;
use crate::{h_stack, HighlightedText};
use gpui2::Div;
#[derive(Clone)]
pub struct Symbol(pub Vec<HighlightedText>);
#[derive(Component)]
pub struct Breadcrumb {
path: PathBuf,
symbols: Vec<Symbol>,
}
impl Breadcrumb {
pub fn new(path: PathBuf, symbols: Vec<Symbol>) -> Self {
Self { path, symbols }
}
fn render_separator<V: 'static>(&self, cx: &WindowContext) -> Div<V> {
div()
.child(" ")
.text_color(cx.theme().colors().text_muted)
}
fn render<V: 'static>(self, view_state: &mut V, cx: &mut ViewContext<V>) -> impl Component<V> {
let symbols_len = self.symbols.len();
h_stack()
.id("breadcrumb")
.px_1()
.text_sm()
.text_color(cx.theme().colors().text_muted)
.rounded_md()
.hover(|style| style.bg(cx.theme().colors().ghost_element_hover))
.active(|style| style.bg(cx.theme().colors().ghost_element_active))
.child(self.path.clone().to_str().unwrap().to_string())
.child(if !self.symbols.is_empty() {
self.render_separator(cx)
} else {
div()
})
.child(
div().flex().children(
self.symbols
.iter()
.enumerate()
// TODO: Could use something like `intersperse` here instead.
.flat_map(|(ix, symbol)| {
let mut items =
vec![div().flex().children(symbol.0.iter().map(|segment| {
div().child(segment.text.clone()).text_color(segment.color)
}))];
let is_last_segment = ix == symbols_len - 1;
if !is_last_segment {
items.push(self.render_separator(cx));
}
items
})
.collect::<Vec<_>>(),
),
)
}
}
#[cfg(feature = "stories")]
pub use stories::*;
#[cfg(feature = "stories")]
mod stories {
use super::*;
use crate::Story;
use gpui2::Render;
use std::str::FromStr;
pub struct BreadcrumbStory;
impl Render for BreadcrumbStory {
type Element = Div<Self>;
fn render(&mut self, cx: &mut ViewContext<Self>) -> Self::Element {
Story::container(cx)
.child(Story::title_for::<_, Breadcrumb>(cx))
.child(Story::label(cx, "Default"))
.child(Breadcrumb::new(
PathBuf::from_str("crates/ui/src/components/toolbar.rs").unwrap(),
vec![
Symbol(vec![
HighlightedText {
text: "impl ".to_string(),
color: cx.theme().syntax_color("keyword"),
},
HighlightedText {
text: "BreadcrumbStory".to_string(),
color: cx.theme().syntax_color("function"),
},
]),
Symbol(vec![
HighlightedText {
text: "fn ".to_string(),
color: cx.theme().syntax_color("keyword"),
},
HighlightedText {
text: "render".to_string(),
color: cx.theme().syntax_color("function"),
},
]),
],
))
}
}
}