74 lines
1.8 KiB
Rust
74 lines
1.8 KiB
Rust
mod list_header;
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mod list_item;
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mod list_separator;
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mod list_sub_header;
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use gpui::{AnyElement, Div};
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use smallvec::SmallVec;
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use crate::prelude::*;
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use crate::{v_stack, Label, Toggle};
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pub use list_header::*;
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pub use list_item::*;
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pub use list_separator::*;
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pub use list_sub_header::*;
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#[derive(IntoElement)]
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pub struct List {
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/// Message to display when the list is empty
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/// Defaults to "No items"
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empty_message: SharedString,
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header: Option<ListHeader>,
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toggle: Toggle,
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children: SmallVec<[AnyElement; 2]>,
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}
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impl List {
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pub fn new() -> Self {
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Self {
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empty_message: "No items".into(),
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header: None,
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toggle: Toggle::NotToggleable,
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children: SmallVec::new(),
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}
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}
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pub fn empty_message(mut self, empty_message: impl Into<SharedString>) -> Self {
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self.empty_message = empty_message.into();
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self
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}
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pub fn header(mut self, header: ListHeader) -> Self {
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self.header = Some(header);
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self
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}
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pub fn toggle(mut self, toggle: Toggle) -> Self {
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self.toggle = toggle;
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self
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}
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}
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impl ParentElement for List {
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fn children_mut(&mut self) -> &mut SmallVec<[AnyElement; 2]> {
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&mut self.children
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}
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}
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impl RenderOnce for List {
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type Rendered = Div;
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fn render(self, _cx: &mut WindowContext) -> Self::Rendered {
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v_stack()
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.w_full()
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.py_1()
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.children(self.header.map(|header| header))
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.map(|this| match (self.children.is_empty(), self.toggle) {
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(false, _) => this.children(self.children),
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(true, Toggle::Toggled(false)) => this,
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(true, _) => this.child(Label::new(self.empty_message.clone()).color(Color::Muted)),
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})
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}
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}
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