1use gpui::{overlay, Action, AnyView, Overlay, Render, VisualContext};
  2use settings2::Settings;
  3use theme2::{ActiveTheme, ThemeSettings};
  4
  5use crate::prelude::*;
  6use crate::{h_stack, v_stack, KeyBinding, Label, LabelSize, StyledExt, TextColor};
  7
  8pub struct Tooltip {
  9    title: SharedString,
 10    meta: Option<SharedString>,
 11    key_binding: Option<KeyBinding>,
 12}
 13
 14impl Tooltip {
 15    pub fn text(title: impl Into<SharedString>, cx: &mut WindowContext) -> AnyView {
 16        cx.build_view(|cx| Self {
 17            title: title.into(),
 18            meta: None,
 19            key_binding: None,
 20        })
 21        .into()
 22    }
 23
 24    pub fn for_action(
 25        title: impl Into<SharedString>,
 26        action: &dyn Action,
 27        cx: &mut WindowContext,
 28    ) -> AnyView {
 29        cx.build_view(|cx| Self {
 30            title: title.into(),
 31            meta: None,
 32            key_binding: KeyBinding::for_action(action, cx),
 33        })
 34        .into()
 35    }
 36
 37    pub fn with_meta(
 38        title: impl Into<SharedString>,
 39        action: Option<&dyn Action>,
 40        meta: impl Into<SharedString>,
 41        cx: &mut WindowContext,
 42    ) -> AnyView {
 43        cx.build_view(|cx| Self {
 44            title: title.into(),
 45            meta: Some(meta.into()),
 46            key_binding: action.and_then(|action| KeyBinding::for_action(action, cx)),
 47        })
 48        .into()
 49    }
 50
 51    pub fn new(title: impl Into<SharedString>) -> Self {
 52        Self {
 53            title: title.into(),
 54            meta: None,
 55            key_binding: None,
 56        }
 57    }
 58
 59    pub fn meta(mut self, meta: impl Into<SharedString>) -> Self {
 60        self.meta = Some(meta.into());
 61        self
 62    }
 63
 64    pub fn key_binding(mut self, key_binding: impl Into<Option<KeyBinding>>) -> Self {
 65        self.key_binding = key_binding.into();
 66        self
 67    }
 68}
 69
 70impl Render for Tooltip {
 71    type Element = Overlay<Self>;
 72
 73    fn render(&mut self, cx: &mut ViewContext<Self>) -> Self::Element {
 74        let ui_font = ThemeSettings::get_global(cx).ui_font.family.clone();
 75        overlay().child(
 76            // padding to avoid mouse cursor
 77            div().pl_2().pt_2p5().child(
 78                v_stack()
 79                    .elevation_2(cx)
 80                    .font(ui_font)
 81                    .text_ui_sm()
 82                    .text_color(cx.theme().colors().text)
 83                    .py_1()
 84                    .px_2()
 85                    .child(
 86                        h_stack()
 87                            .child(self.title.clone())
 88                            .when_some(self.key_binding.clone(), |this, key_binding| {
 89                                this.justify_between().child(key_binding)
 90                            }),
 91                    )
 92                    .when_some(self.meta.clone(), |this, meta| {
 93                        this.child(
 94                            Label::new(meta)
 95                                .size(LabelSize::Small)
 96                                .color(TextColor::Muted),
 97                        )
 98                    }),
 99            ),
100        )
101    }
102}