166 lines
5 KiB
Rust
166 lines
5 KiB
Rust
use iced::{
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button, executor, system, Application, Button, Column, Command, Container,
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Element, Length, Settings, Text, Theme,
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};
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use bytesize::ByteSize;
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pub fn main() -> iced::Result {
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Example::run(Settings::default())
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}
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enum Example {
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Loading,
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Loaded {
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information: system::Information,
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refresh_button: button::State,
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},
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}
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#[derive(Clone, Debug)]
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enum Message {
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InformationReceived(system::Information),
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Refresh,
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}
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impl Application for Example {
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type Message = Message;
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type Theme = Theme;
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type Executor = executor::Default;
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type Flags = ();
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fn new(_flags: ()) -> (Self, Command<Message>) {
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(
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Self::Loading,
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system::fetch_information(Message::InformationReceived),
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)
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}
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fn title(&self) -> String {
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String::from("System Information - Iced")
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}
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fn update(&mut self, message: Message) -> Command<Message> {
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match message {
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Message::Refresh => {
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*self = Self::Loading;
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return system::fetch_information(Message::InformationReceived);
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}
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Message::InformationReceived(information) => {
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let refresh_button = button::State::new();
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*self = Self::Loaded {
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information,
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refresh_button,
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};
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}
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}
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Command::none()
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}
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fn view(&mut self) -> Element<Message> {
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let content: Element<Message> = match self {
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Example::Loading => Text::new("Loading...").size(40).into(),
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Example::Loaded {
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information,
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refresh_button,
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} => {
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let system_name = Text::new(format!(
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"System name: {}",
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information
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.system_name
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.as_ref()
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.unwrap_or(&"unknown".to_string())
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));
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let system_kernel = Text::new(format!(
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"System kernel: {}",
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information
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.system_kernel
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.as_ref()
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.unwrap_or(&"unknown".to_string())
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));
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let system_version = Text::new(format!(
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"System version: {}",
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information
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.system_version
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.as_ref()
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.unwrap_or(&"unknown".to_string())
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));
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let cpu_brand = Text::new(format!(
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"Processor brand: {}",
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information.cpu_brand
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));
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let cpu_cores = Text::new(format!(
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"Processor cores: {}",
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information
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.cpu_cores
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.map_or("unknown".to_string(), |cores| cores
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.to_string())
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));
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let memory_readable =
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ByteSize::kb(information.memory_total).to_string();
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let memory_total = Text::new(format!(
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"Memory (total): {}",
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format!(
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"{} kb ({})",
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information.memory_total, memory_readable
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)
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));
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let memory_text = if let Some(memory_used) =
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information.memory_used
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{
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let memory_readable = ByteSize::kb(memory_used).to_string();
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format!("{} kb ({})", memory_used, memory_readable)
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} else {
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String::from("None")
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};
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let memory_used =
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Text::new(format!("Memory (used): {}", memory_text));
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let graphics_adapter = Text::new(format!(
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"Graphics adapter: {}",
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information.graphics_adapter
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));
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let graphics_backend = Text::new(format!(
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"Graphics backend: {}",
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information.graphics_backend
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));
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Column::with_children(vec![
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system_name.size(30).into(),
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system_kernel.size(30).into(),
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system_version.size(30).into(),
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cpu_brand.size(30).into(),
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cpu_cores.size(30).into(),
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memory_total.size(30).into(),
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memory_used.size(30).into(),
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graphics_adapter.size(30).into(),
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graphics_backend.size(30).into(),
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Button::new(refresh_button, Text::new("Refresh"))
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.on_press(Message::Refresh)
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.into(),
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])
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.spacing(10)
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.into()
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}
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};
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Container::new(content)
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.center_x()
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.center_y()
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.width(Length::Fill)
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.height(Length::Fill)
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.into()
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}
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}
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