libcosmic/src/widget/dropdown/mod.rs
2026-03-30 22:25:27 -04:00

67 lines
2.2 KiB
Rust

// Copyright 2023 System76 <info@system76.com>
// Copyright 2019 Héctor Ramón, Iced contributors
// SPDX-License-Identifier: MPL-2.0 AND MIT
//! Displays a list of options in a popover menu on select.
use std::borrow::Cow;
pub mod menu;
pub use menu::Menu;
pub mod multi;
pub mod operation;
mod widget;
pub use widget::*;
use crate::surface;
pub use iced_core::widget::Id;
use iced_core::window;
/// Displays a list of options in a popover menu on select.
pub fn dropdown<
'a,
S: AsRef<str> + std::clone::Clone + Send + Sync + 'static,
Message: 'static + Clone,
>(
selections: impl Into<Cow<'a, [S]>>,
selected: Option<usize>,
on_selected: impl Fn(usize) -> Message + Send + Sync + 'static,
) -> Dropdown<'a, S, Message, Message> {
Dropdown::new(selections.into(), selected, on_selected)
}
/// Displays a list of options in a popover menu on select.
/// AppMessage must be the App's toplevel message.
pub fn popup_dropdown<
'a,
S: AsRef<str> + std::clone::Clone + Send + Sync + 'static,
Message: 'static + Clone,
AppMessage: 'static + Clone,
>(
selections: impl Into<Cow<'a, [S]>>,
selected: Option<usize>,
on_selected: impl Fn(usize) -> Message + Send + Sync + 'static,
_parent_id: window::Id,
_on_surface_action: impl Fn(surface::Action) -> Message + Send + Sync + 'static,
_map_action: impl Fn(Message) -> AppMessage + Send + Sync + 'static,
) -> Dropdown<'a, S, Message, AppMessage> {
let dropdown: Dropdown<'_, S, Message, AppMessage> =
Dropdown::new(selections.into(), selected, on_selected);
#[cfg(all(feature = "winit", feature = "wayland", target_os = "linux"))]
let dropdown = dropdown.with_popup(_parent_id, _on_surface_action, _map_action);
dropdown
}
// /// Produces a [`Task`] that closes the [`Dropdown`].
// pub fn close<Message: 'static>(id: Id) -> iced_runtime::Task<Message> {
// iced_runtime::task::effect(iced_runtime::Action::Widget(Box::new(operation::close(id))))
// }
// /// Produces a [`Task`] that opens the [`Dropdown`].
// pub fn open<Message: 'static>(id: Id) -> iced_runtime::Task<Message> {
// iced_runtime::task::effect(iced_runtime::Action::Widget(Box::new(operation::open(id))))
// }