max_ag/wayland_panel
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Merge https://git.stribrny.org/max_ag/wayland_panel

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benstrb 2026-03-20 23:56:11 +01:00
commit 27f8cc3ab8
13 changed files with 723 additions and 3 deletions
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1
.direnv/flake-inputs/774f2myazjrl15013q55gc6bibqnr8vr-source
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/nix/store/774f2myazjrl15013q55gc6bibqnr8vr-source

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/nix/store/f1fvmylh0lvki8f5b9p2l1s9g4bm69vx-source

1
.direnv/flake-inputs/wygnldpfirbkskf6qpjbghvaqh3kkczb-source
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@ -1 +0,0 @@
/nix/store/wygnldpfirbkskf6qpjbghvaqh3kkczb-source

1
.gitignore vendored
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@ -1 +1,2 @@
target
.direnv

373
Cargo.lock generated
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@ -94,6 +94,137 @@ dependencies = [
"libloading",
]
[[package]]
name = "async-broadcast"
version = "0.7.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "435a87a52755b8f27fcf321ac4f04b2802e337c8c4872923137471ec39c37532"
dependencies = [
"event-listener",
"event-listener-strategy",
"futures-core",
"pin-project-lite",
]
[[package]]
name = "async-channel"
version = "2.5.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "924ed96dd52d1b75e9c1a3e6275715fd320f5f9439fb5a4a11fa51f4221158d2"
dependencies = [
"concurrent-queue",
"event-listener-strategy",
"futures-core",
"pin-project-lite",
]
[[package]]
name = "async-executor"
version = "1.14.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c96bf972d85afc50bf5ab8fe2d54d1586b4e0b46c97c50a0c9e71e2f7bcd812a"
dependencies = [
"async-task",
"concurrent-queue",
"fastrand",
"futures-lite",
"pin-project-lite",
"slab",
]
[[package]]
name = "async-io"
version = "2.6.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "456b8a8feb6f42d237746d4b3e9a178494627745c3c56c6ea55d92ba50d026fc"
dependencies = [
"autocfg",
"cfg-if",
"concurrent-queue",
"futures-io",
"futures-lite",
"parking",
"polling",
"rustix 1.1.4",
"slab",
"windows-sys 0.61.2",
]
[[package]]
name = "async-lock"
version = "3.4.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "290f7f2596bd5b78a9fec8088ccd89180d7f9f55b94b0576823bbbdc72ee8311"
dependencies = [
"event-listener",
"event-listener-strategy",
"pin-project-lite",
]
[[package]]
name = "async-process"
version = "2.5.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fc50921ec0055cdd8a16de48773bfeec5c972598674347252c0399676be7da75"
dependencies = [
"async-channel",
"async-io",
"async-lock",
"async-signal",
"async-task",
"blocking",
"cfg-if",
"event-listener",
"futures-lite",
"rustix 1.1.4",
]
[[package]]
name = "async-recursion"
version = "1.1.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3b43422f69d8ff38f95f1b2bb76517c91589a924d1559a0e935d7c8ce0274c11"
dependencies = [
"proc-macro2",
"quote",
"syn",
]
[[package]]
name = "async-signal"
version = "0.2.13"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "43c070bbf59cd3570b6b2dd54cd772527c7c3620fce8be898406dd3ed6adc64c"
dependencies = [
"async-io",
"async-lock",
"atomic-waker",
"cfg-if",
"futures-core",
"futures-io",
"rustix 1.1.4",
"signal-hook-registry",
"slab",
"windows-sys 0.61.2",
]
[[package]]
name = "async-task"
version = "4.7.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8b75356056920673b02621b35afd0f7dda9306d03c79a30f5c56c44cf256e3de"
[[package]]
name = "async-trait"
version = "0.1.89"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9035ad2d096bed7955a320ee7e2230574d28fd3c3a0f186cbea1ff3c7eed5dbb"
dependencies = [
"proc-macro2",
"quote",
"syn",
]
[[package]]
name = "atomic-waker"
version = "1.1.2"
@ -148,6 +279,19 @@ dependencies = [
"objc2 0.5.2",
]
[[package]]
name = "blocking"
version = "1.6.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e83f8d02be6967315521be875afa792a316e28d57b5a2d401897e2a7921b7f21"
dependencies = [
"async-channel",
"async-task",
"futures-io",
"futures-lite",
"piper",
]
[[package]]
name = "bumpalo"
version = "3.20.2"
@ -549,6 +693,12 @@ version = "0.1.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d8b14ccef22fc6f5a8f4d7d768562a182c04ce9a3b3157b91390b52ddfdf1a76"
[[package]]
name = "endi"
version = "1.1.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "66b7e2430c6dff6a955451e2cfc438f09cea1965a9d6f87f7e3b90decc014099"
[[package]]
name = "enumflags2"
version = "0.7.12"
@ -556,6 +706,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1027f7680c853e056ebcec683615fb6fbbc07dbaa13b4d5d9442b146ded4ecef"
dependencies = [
"enumflags2_derive",
"serde",
]
[[package]]
@ -610,6 +761,27 @@ dependencies = [
"num-traits",
]
[[package]]
name = "event-listener"
version = "5.4.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e13b66accf52311f30a0db42147dadea9850cb48cd070028831ae5f5d4b856ab"
dependencies = [
"concurrent-queue",
"parking",
"pin-project-lite",
]
[[package]]
name = "event-listener-strategy"
version = "0.5.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8be9f3dfaaffdae2972880079a491a1a8bb7cbed0b8dd7a347f668b4150a3b93"
dependencies = [
"event-listener",
"pin-project-lite",
]
[[package]]
name = "fastrand"
version = "2.3.0"
@ -747,6 +919,19 @@ version = "0.3.32"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "cecba35d7ad927e23624b22ad55235f2239cfa44fd10428eecbeba6d6a717718"
[[package]]
name = "futures-lite"
version = "2.6.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f78e10609fe0e0b3f4157ffab1876319b5b0db102a2c60dc4626306dc46b44ad"
dependencies = [
"fastrand",
"futures-core",
"futures-io",
"parking",
"pin-project-lite",
]
[[package]]
name = "futures-macro"
version = "0.3.32"
@ -976,6 +1161,12 @@ version = "0.5.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fc0fef456e4baa96da950455cd02c081ca953b141298e41db3fc7e36b1da849c"
[[package]]
name = "hex"
version = "0.4.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
[[package]]
name = "hexf-parse"
version = "0.2.1"
@ -1516,6 +1707,15 @@ dependencies = [
"libc",
]
[[package]]
name = "memoffset"
version = "0.9.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "488016bfae457b036d996092f6cb448677611ce4449e970ceaf42695203f218a"
dependencies = [
"autocfg",
]
[[package]]
name = "metal"
version = "0.32.0"
@ -1923,6 +2123,16 @@ dependencies = [
"num-traits",
]
[[package]]
name = "ordered-stream"
version = "0.2.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9aa2b01e1d916879f73a53d01d1d6cee68adbb31d6d9177a8cfce093cced1d50"
dependencies = [
"futures-core",
"pin-project-lite",
]
[[package]]
name = "owned_ttf_parser"
version = "0.25.1"
@ -1932,6 +2142,12 @@ dependencies = [
"ttf-parser",
]
[[package]]
name = "parking"
version = "2.2.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f38d5652c16fde515bb1ecef450ab0f6a219d619a7274976324d5e377f7dceba"
[[package]]
name = "parking_lot"
version = "0.12.5"
@ -1993,6 +2209,17 @@ version = "0.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
[[package]]
name = "piper"
version = "0.2.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c835479a4443ded371d6c535cbfd8d31ad92c5d23ae9770a61bc155e4992a3c1"
dependencies = [
"atomic-waker",
"fastrand",
"futures-io",
]
[[package]]
name = "pkg-config"
version = "0.3.32"
@ -2316,12 +2543,33 @@ dependencies = [
"zmij",
]
[[package]]
name = "serde_repr"
version = "0.1.20"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "175ee3e80ae9982737ca543e96133087cbd9a485eecc3bc4de9c1a37b47ea59c"
dependencies = [
"proc-macro2",
"quote",
"syn",
]
[[package]]
name = "shlex"
version = "1.3.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "0fda2ff0d084019ba4d7c6f371c95d8fd75ce3524c3cb8fb653a3023f6323e64"
[[package]]
name = "signal-hook-registry"
version = "1.4.8"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c4db69cba1110affc0e9f7bcd48bbf87b3f4fc7c61fc9155afd4c469eb3d6c1b"
dependencies = [
"errno",
"libc",
]
[[package]]
name = "skrifa"
version = "0.37.0"
@ -2699,6 +2947,17 @@ dependencies = [
"core_maths",
]
[[package]]
name = "uds_windows"
version = "1.2.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f2f6fb2847f6742cd76af783a2a2c49e9375d0a111c7bef6f71cd9e738c72d6e"
dependencies = [
"memoffset",
"tempfile",
"windows-sys 0.61.2",
]
[[package]]
name = "unicode-bidi"
version = "0.3.18"
@ -2741,6 +3000,17 @@ version = "0.2.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ebc1c04c71510c7f702b52b7c350734c9ff1295c464a03335b00bb84fc54f853"
[[package]]
name = "uuid"
version = "1.22.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a68d3c8f01c0cfa54a75291d83601161799e4a89a39e0929f4b0354d88757a37"
dependencies = [
"js-sys",
"serde_core",
"wasm-bindgen",
]
[[package]]
name = "version_check"
version = "0.9.5"
@ -3040,7 +3310,9 @@ dependencies = [
"chrono",
"iced",
"iced_layershell",
"tokio",
"winit",
"zbus",
]
[[package]]
@ -3663,6 +3935,67 @@ version = "0.2.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e01738255b5a16e78bbb83e7fbba0a1e7dd506905cfc53f4622d89015a03fbb5"
[[package]]
name = "zbus"
version = "5.14.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ca82f95dbd3943a40a53cfded6c2d0a2ca26192011846a1810c4256ef92c60bc"
dependencies = [
"async-broadcast",
"async-executor",
"async-io",
"async-lock",
"async-process",
"async-recursion",
"async-task",
"async-trait",
"blocking",
"enumflags2",
"event-listener",
"futures-core",
"futures-lite",
"hex",
"libc",
"ordered-stream",
"rustix 1.1.4",
"serde",
"serde_repr",
"tracing",
"uds_windows",
"uuid",
"windows-sys 0.61.2",
"winnow",
"zbus_macros",
"zbus_names",
"zvariant",
]
[[package]]
name = "zbus_macros"
version = "5.14.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "897e79616e84aac4b2c46e9132a4f63b93105d54fe8c0e8f6bffc21fa8d49222"
dependencies = [
"proc-macro-crate",
"proc-macro2",
"quote",
"syn",
"zbus_names",
"zvariant",
"zvariant_utils",
]
[[package]]
name = "zbus_names"
version = "4.3.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ffd8af6d5b78619bab301ff3c560a5bd22426150253db278f164d6cf3b72c50f"
dependencies = [
"serde",
"winnow",
"zvariant",
]
[[package]]
name = "zeno"
version = "0.3.3"
@ -3694,3 +4027,43 @@ name = "zmij"
version = "1.0.21"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b8848ee67ecc8aedbaf3e4122217aff892639231befc6a1b58d29fff4c2cabaa"
[[package]]
name = "zvariant"
version = "5.10.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5708299b21903bbe348e94729f22c49c55d04720a004aa350f1f9c122fd2540b"
dependencies = [
"endi",
"enumflags2",
"serde",
"winnow",
"zvariant_derive",
"zvariant_utils",
]
[[package]]
name = "zvariant_derive"
version = "5.10.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5b59b012ebe9c46656f9cc08d8da8b4c726510aef12559da3e5f1bf72780752c"
dependencies = [
"proc-macro-crate",
"proc-macro2",
"quote",
"syn",
"zvariant_utils",
]
[[package]]
name = "zvariant_utils"
version = "3.3.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f75c23a64ef8f40f13a6989991e643554d9bef1d682a281160cf0c1bc389c5e9"
dependencies = [
"proc-macro2",
"quote",
"serde",
"syn",
"winnow",
]

2
Cargo.toml
View file

@ -7,7 +7,9 @@ edition = "2024"
chrono = "0.4.44"
iced = { version = "0.14.0", default-features = false, features = ["wgpu", "wayland", "tokio"] }
iced_layershell = { version = "0.15.0", default-features = false }
tokio = { version = "1.50.0", features = ["time"] }
winit = { version = "0.30.12", default-features = false, features = ["wayland"] }
zbus = "5.14.0"
[profile.release]
opt-level = 3

76
src/app.rs Normal file
View file

@ -0,0 +1,76 @@
use crate::widget::{Message, PanelWidget};
use crate::widgets::battery::BatteryWidget;
use crate::widgets::clock::ClockWidget;
use crate::widgets::powerbutton::ShutdownWidget;
use crate::widgets::spacer::Spacer;
use iced::Color;
use iced::Element;
use iced::Subscription;
use iced::Task;
pub struct App {
widgets: Vec<Box<dyn PanelWidget>>,
}
impl App {
pub const WINDOW_HEIGHT: u32 = 32;
pub fn new() -> Self {
Self {
widgets: vec![
Box::new(ClockWidget::new()),
Box::new(Spacer::new(iced::Length::Fill)),
Box::new(ShutdownWidget::new()),
Box::new(Spacer::new(iced::Length::Fill)),
Box::new(BatteryWidget::new()),
],
}
}
pub fn name() -> String {
"wayland_panel".into()
}
pub fn view(&self, id: iced::window::Id) -> Element<'_, Message> {
if let Some(elem) = self
.widgets
.iter()
.find(|widget| widget.has_window(id))
.map(|widget| widget.view(id))
{
return elem;
}
iced::widget::Row::with_children(self.widgets.iter().map(|widget| widget.view(id)))
.padding(iced::Padding::from([0, 5]))
.height(iced::Length::Fill)
.width(iced::Length::Fill)
.align_y(iced::Alignment::Center)
.into()
}
pub fn update(&mut self, message: Message) -> Task<Message> {
let mut output = Vec::new();
for widget in &mut self.widgets {
output.push(widget.update(&message));
}
Task::batch(output)
}
pub fn style(&self, theme: &iced::Theme) -> iced::theme::Style {
iced::theme::Style {
background_color: Color::TRANSPARENT,
text_color: theme.palette().text,
}
}
pub fn theme(&self, _id: iced::window::Id) -> iced::Theme {
iced::Theme::GruvboxDark
}
pub fn subscription(&self) -> iced::Subscription<Message> {
Subscription::batch(self.widgets.iter().map(|w| w.subscribe()))
}
}

23
src/widget.rs Normal file
View file

@ -0,0 +1,23 @@
use iced::Element;
use iced::Subscription;
use iced::Task;
use iced_layershell::to_layer_message;
use crate::widgets::powerbutton::ShutdownEvents;
pub trait PanelWidget {
fn update(&mut self, message: &Message) -> Task<Message>;
fn subscribe(&self) -> Subscription<Message>;
fn view(&self, id: iced::window::Id) -> Element<'_, Message>;
fn has_window(&self, _id: iced::window::Id) -> bool {
false
}
}
#[to_layer_message(multi)]
#[derive(Debug, Clone)]
pub enum Message {
Battery(Option<f64>),
Time,
ShutdownEvent(ShutdownEvents),
}

94
src/widgets/battery.rs Normal file
View file

@ -0,0 +1,94 @@
use crate::widget::{Message, PanelWidget};
use iced::Element;
use iced::Subscription;
use iced::Task;
use iced::futures::SinkExt;
use iced::futures::StreamExt;
use iced::widget::text;
use std::time::Duration;
#[zbus::proxy(
interface = "org.freedesktop.UPower.Device",
default_service = "org.freedesktop.UPower",
default_path = "/org/freedesktop/UPower/devices/DisplayDevice"
)]
trait UPowerDevice {
#[zbus(property)]
fn percentage(&self) -> zbus::Result<f64>;
}
pub struct BatteryWidget {
capacity: Option<f64>,
}
impl BatteryWidget {
pub fn new() -> Self {
Self { capacity: None }
}
}
impl PanelWidget for BatteryWidget {
fn update(&mut self, message: &Message) -> Task<Message> {
if let Message::Battery(capacity) = message {
self.capacity = *capacity;
}
Task::none()
}
fn subscribe(&self) -> Subscription<Message> {
Subscription::run(|| {
iced::stream::channel(16, async |mut tx| {
loop {
let Ok(conn) = zbus::Connection::system().await else {
tokio::time::sleep(Duration::from_secs(5)).await;
continue;
};
let Ok(proxy) = UPowerDeviceProxy::new(&conn).await else {
tokio::time::sleep(Duration::from_secs(5)).await;
continue;
};
if let Ok(pct) = proxy.percentage().await {
tx.send(Message::Battery(Some(pct))).await.ok();
}
let mut changes = proxy.receive_percentage_changed().await;
while let Some(change) = changes.next().await {
if let Ok(pct) = change.get().await {
tx.send(Message::Battery(Some(pct))).await.ok();
}
}
tx.send(Message::Battery(None)).await.ok();
}
})
})
}
fn view(&self, _id: iced::window::Id) -> Element<'_, Message> {
match self.capacity {
Some(cap) => text!("{} {}", cap, Self::icon(cap)),
None => text!("󰂃"),
}
.into()
}
}
impl BatteryWidget {
fn icon(capacity: f64) -> &'static str {
match capacity {
0f64..6f64 => "󰂎",
6f64..11f64 => "󰁺",
11f64..21f64 => "󰁻",
21f64..31f64 => "󰁼",
31f64..41f64 => "󰁽",
41f64..51f64 => "󰁾",
51f64..61f64 => "󰁿",
61f64..71f64 => "󰂀",
71f64..81f64 => "󰂁",
81f64..91f64 => "󰂂",
91f64..=100f64 => "󰁹",
_ => "󰂃",
}
}
}

35
src/widgets/clock.rs Normal file
View file

@ -0,0 +1,35 @@
use crate::widget::{Message, PanelWidget};
use iced::Task;
use std::time::Duration;
pub struct ClockWidget {
current_time: chrono::DateTime<chrono::Local>,
}
impl ClockWidget {
pub fn new() -> Self {
Self {
current_time: chrono::Local::now(),
}
}
}
impl PanelWidget for ClockWidget {
fn update(&mut self, message: &Message) -> Task<Message> {
let Message::Time = message else {
return Task::none();
};
self.current_time = chrono::Local::now();
Task::none()
}
fn subscribe(&self) -> iced::Subscription<Message> {
iced::time::every(Duration::from_secs(1)).map(|_| Message::Time)
}
fn view(&self, _id: iced::window::Id) -> iced::Element<'_, Message> {
let formatted_time = self.current_time.format("%H:%M");
iced::widget::text!("{}", formatted_time).into()
}
}

4
src/widgets/mod.rs Normal file
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@ -0,0 +1,4 @@
pub mod battery;
pub mod clock;
pub mod powerbutton;
pub mod spacer;

90
src/widgets/powerbutton.rs Normal file
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use crate::widget::{Message, PanelWidget};
use iced::{
Subscription, Task,
widget::{button, row, text},
};
use iced_layershell::reexport::{Anchor, NewLayerShellSettings};
pub struct ShutdownWidget {
window: Option<iced::window::Id>,
}
#[derive(Debug, Clone)]
pub enum ShutdownEvents {
PowerButtonPressed,
ShutdownConfirmed,
ShutdownCanceled,
}
impl ShutdownWidget {
pub fn new() -> Self {
Self { window: None }
}
}
impl PanelWidget for ShutdownWidget {
fn update(&mut self, message: &crate::widget::Message) -> iced::Task<crate::widget::Message> {
let Message::ShutdownEvent(event) = message else {
return Task::none();
};
match event {
ShutdownEvents::PowerButtonPressed => match self.window {
Some(child) => {
self.window = None;
Task::done(Message::RemoveWindow(child))
}
None => {
let id = iced::window::Id::unique();
self.window = Some(id);
Task::done(Message::NewLayerShell {
settings: NewLayerShellSettings {
size: Some((220, 40)),
anchor: Anchor::Top,
layer: iced_layershell::reexport::Layer::Overlay,
keyboard_interactivity:
iced_layershell::reexport::KeyboardInteractivity::OnDemand,
exclusive_zone: None,
..Default::default()
},
id,
})
}
},
ShutdownEvents::ShutdownConfirmed => Task::none(),
ShutdownEvents::ShutdownCanceled => match self.window {
Some(child) => {
self.window = None;
Task::done(Message::RemoveWindow(child))
}
None => Task::none(),
},
}
}
fn subscribe(&self) -> iced::Subscription<crate::widget::Message> {
Subscription::none()
}
fn has_window(&self, id: iced::window::Id) -> bool {
self.window == Some(id)
}
fn view(&self, id: iced::window::Id) -> iced::Element<'_, crate::widget::Message> {
match self.window {
Some(child_id) if id == child_id => row![
text("Shut down?"),
button("✓").on_press(Message::ShutdownEvent(ShutdownEvents::ShutdownConfirmed)),
button("✗").on_press(Message::ShutdownEvent(ShutdownEvents::ShutdownCanceled)),
]
.spacing(8)
.align_y(iced::Alignment::Center)
.into(),
_ => button("⏻")
.on_press(Message::ShutdownEvent(ShutdownEvents::PowerButtonPressed))
.into(),
}
}
}

25
src/widgets/spacer.rs Normal file
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use crate::widget::PanelWidget;
pub struct Spacer {
space: iced::Length,
}
impl Spacer {
pub fn new(space: iced::Length) -> Self {
Self { space }
}
}
impl PanelWidget for Spacer {
fn update(&mut self, _message: &crate::widget::Message) -> iced::Task<crate::widget::Message> {
iced::Task::none()
}
fn subscribe(&self) -> iced::Subscription<crate::widget::Message> {
iced::Subscription::none()
}
fn view(&self, _id: iced::window::Id) -> iced::Element<'_, crate::widget::Message> {
iced::widget::space().width(self.space).into()
}
}