guise-ui 1.5.3

A component library for gpui, Zed's GPU-accelerated UI framework: a themed palette, sizing tokens, 130+ composable components, a reactive state layer, and an in-app Safari-style inspector.
Documentation 
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//! `Tooltip` — a small floating label, plus the [`tooltip`] helper for gpui's
//! built-in `.tooltip(...)` attachment.

use gpui::prelude::*;
use gpui::{div, px, AnyView, App, IntoElement, SharedString, Window};

use crate::devtools::Probed;
use crate::theme::{theme, ColorName, Size};

/// The floating tooltip bubble (a gpui view). Usually built for you by
/// [`tooltip`]; construct directly only if you need a custom builder.
pub struct Tooltip {
  label: SharedString,
}

impl Tooltip {
  pub fn new(label: impl Into<SharedString>) -> Self {
    Tooltip {
      label: label.into(),
    }
  }
}

impl Render for Tooltip {
  fn render(&mut self, _window: &mut Window, cx: &mut gpui::Context<Self>) -> impl IntoElement {
    let t = theme(cx);
    let bg = if t.scheme.is_dark() {
      t.color(ColorName::Dark, 4)
    } else {
      t.color(ColorName::Dark, 9)
    };
    div()
      .px(px(10.0))
      .py(px(6.0))
      .rounded(px(t.radius(Size::Sm)))
      .bg(bg.hsla())
      .text_size(px(t.font_size(Size::Sm)))
      .text_color(t.white.hsla())
      .shadow_md()
      .child(self.label.clone())
      .probe("Tooltip")
  }
}

/// A builder for gpui's `.tooltip(...)`: attach a themed tooltip to any
/// interactive element.
///
/// ```ignore
/// div().id("hoverme").tooltip(guise::tooltip("Helpful hint"))
/// ```
pub fn tooltip(
  label: impl Into<SharedString>,
) -> impl Fn(&mut Window, &mut App) -> AnyView + 'static {
  let label = label.into();
  move |_window, cx| cx.new(|_cx| Tooltip::new(label.clone())).into()
}