use gpui::AnyElement;use ui::{prelude::*, Indicator, ListItem}; use crate::KernelSpecification; #[derive(IntoElement)]pub struct KernelListItem {    kernel_specification: KernelSpecification,    status_color: Color,    buttons: Vec<AnyElement>,    children: Vec<AnyElement>,} impl KernelListItem {    pub fn new(kernel_specification: KernelSpecification) -> Self {        Self {            kernel_specification,            status_color: Color::Disabled,            buttons: Vec::new(),            children: Vec::new(),        }    }     pub fn status_color(mut self, color: Color) -> Self {        self.status_color = color;        self    }     pub fn button(mut self, button: impl IntoElement) -> Self {        self.buttons.push(button.into_any_element());        self    }     pub fn buttons(mut self, buttons: impl IntoIterator<Item = impl IntoElement>) -> Self {        self.buttons            .extend(buttons.into_iter().map(|button| button.into_any_element()));        self    }} impl ParentElement for KernelListItem {    fn extend(&mut self, elements: impl IntoIterator<Item = AnyElement>) {        self.children.extend(elements);    }} impl RenderOnce for KernelListItem {    fn render(self, _window: &mut Window, _cx: &mut App) -> impl IntoElement {        ListItem::new(self.kernel_specification.name())            .selectable(false)            .start_slot(                h_flex()                    .size_3()                    .justify_center()                    .child(Indicator::dot().color(self.status_color)),            )            .children(self.children)            .end_slot(h_flex().gap_2().children(self.buttons))    }}