libcosmic/src/widget/list/column.rs
2022-12-21 12:18:54 -07:00

65 lines
1.7 KiB
Rust

// Copyright 2022 System76 <info@system76.com>
// SPDX-License-Identifier: MPL-2.0
use apply::Apply;
use crate::{Element, theme};
use crate::widget::horizontal_rule;
use iced::{Background, Color};
#[must_use]
pub fn list_column<'a, Message: 'static>() -> ListColumn<'a, Message> {
ListColumn::default()
}
pub struct ListColumn<'a, Message> {
children: Vec<Element<'a, Message>>,
}
impl<'a, Message: 'static> Default for ListColumn<'a, Message> {
fn default() -> Self {
Self { children: Vec::with_capacity(4) }
}
}
impl<'a, Message: 'static> ListColumn<'a, Message> {
pub fn new() -> Self {
Self::default()
}
#[must_use]
pub fn add(mut self, item: impl Into<Element<'a, Message>>) -> Self {
if !self.children.is_empty() {
self.children.push(horizontal_rule(10).into());
}
self.children.push(item.into());
self
}
#[must_use]
pub fn into_element(self) -> Element<'a, Message> {
iced::widget::column(self.children)
.spacing(12)
.apply(iced::widget::container)
.padding([16, 6])
.style(theme::Container::Custom(style))
.into()
}
}
impl<'a, Message: 'static> From<ListColumn<'a, Message>> for Element<'a, Message> {
fn from(column: ListColumn<'a, Message>) -> Self {
column.into_element()
}
}
pub fn style(theme: &crate::Theme) -> iced::widget::container::Appearance {
let cosmic = &theme.cosmic().primary;
iced::widget::container::Appearance {
text_color: Some(cosmic.on.into()),
background: Some(Background::Color(cosmic.base.into())),
border_radius: 8.0,
border_width: 0.0,
border_color: Color::TRANSPARENT,
}
}