mirror of
https://github.com/fdehau/tui-rs.git
synced 2024-10-30 21:20:22 +00:00
91 lines
2.0 KiB
Rust
91 lines
2.0 KiB
Rust
#[allow(dead_code)]
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mod demo;
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#[allow(dead_code)]
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mod util;
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use std::sync::mpsc;
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use std::thread;
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use std::time::Duration;
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use structopt::StructOpt;
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use tui::backend::CrosstermBackend;
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use tui::Terminal;
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use crate::demo::{ui, App};
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enum Event<I> {
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Input(I),
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Tick,
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}
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#[derive(Debug, StructOpt)]
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struct Cli {
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#[structopt(long = "tick-rate", default_value = "250")]
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tick_rate: u64,
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#[structopt(long = "log")]
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log: bool,
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}
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fn main() -> Result<(), failure::Error> {
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let cli = Cli::from_args();
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stderrlog::new().quiet(!cli.log).verbosity(4).init()?;
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let backend = CrosstermBackend::new();
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let mut terminal = Terminal::new(backend)?;
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terminal.hide_cursor()?;
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// Setup input handling
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let (tx, rx) = mpsc::channel();
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{
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let tx = tx.clone();
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thread::spawn(move || {
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let input = crossterm::input();
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loop {
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match input.read_char() {
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Ok(key) => {
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if let Err(_) = tx.send(Event::Input(key)) {
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return;
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}
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if key == 'q' {
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return;
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}
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}
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Err(_) => {}
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}
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}
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});
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}
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{
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let tx = tx.clone();
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thread::spawn(move || {
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let tx = tx.clone();
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loop {
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tx.send(Event::Tick).unwrap();
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thread::sleep(Duration::from_millis(cli.tick_rate));
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}
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});
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}
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let mut app = App::new("Crossterm Demo");
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terminal.clear()?;
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loop {
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ui::draw(&mut terminal, &app)?;
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match rx.recv()? {
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Event::Input(key) => {
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// TODO: handle key events once they are supported by crossterm
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app.on_key(key);
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}
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Event::Tick => {
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app.on_tick();
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}
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}
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if app.should_quit {
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break;
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}
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}
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Ok(())
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}
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