use gpui::ClickEvent; use crate::{prelude::*, IconButtonShape}; #[derive(IntoElement)]pub struct NumericStepper {    value: SharedString,    on_decrement: Box<dyn Fn(&ClickEvent, &mut WindowContext) + 'static>,    on_increment: Box<dyn Fn(&ClickEvent, &mut WindowContext) + 'static>,    on_reset: Option<Box<dyn Fn(&ClickEvent, &mut WindowContext) + 'static>>,} impl NumericStepper {    pub fn new(        value: impl Into<SharedString>,        on_decrement: impl Fn(&ClickEvent, &mut WindowContext) + 'static,        on_increment: impl Fn(&ClickEvent, &mut WindowContext) + 'static,    ) -> Self {        Self {            value: value.into(),            on_decrement: Box::new(on_decrement),            on_increment: Box::new(on_increment),            on_reset: None,        }    }     pub fn on_reset(        mut self,        on_reset: impl Fn(&ClickEvent, &mut WindowContext) + 'static,    ) -> Self {        self.on_reset = Some(Box::new(on_reset));        self    }} impl RenderOnce for NumericStepper {    fn render(self, cx: &mut WindowContext) -> impl IntoElement {        let shape = IconButtonShape::Square;        let icon_size = IconSize::Small;         h_flex()            .gap_1()            .map(|element| {                if let Some(on_reset) = self.on_reset {                    element.child(                        IconButton::new("reset", IconName::RotateCcw)                            .shape(shape)                            .icon_size(icon_size)                            .on_click(on_reset),                    )                } else {                    element.child(                        h_flex()                            .size(icon_size.square(cx))                            .flex_none()                            .into_any_element(),                    )                }            })            .child(                h_flex()                    .gap_1()                    .px_1()                    .rounded_sm()                    .bg(cx.theme().colors().editor_background)                    .child(                        IconButton::new("decrement", IconName::Dash)                            .shape(shape)                            .icon_size(icon_size)                            .on_click(self.on_decrement),                    )                    .child(Label::new(self.value))                    .child(                        IconButton::new("increment", IconName::Plus)                            .shape(shape)                            .icon_size(icon_size)                            .on_click(self.on_increment),                    ),            )    }}