tui-rs/examples/termion_demo.rs
2019-02-10 23:28:31 +01:00

76 lines
1.8 KiB
Rust

mod demo;
#[allow(dead_code)]
mod util;
use std::io;
use std::time::Duration;
use structopt::StructOpt;
use termion::event::Key;
use termion::input::MouseTerminal;
use termion::raw::IntoRawMode;
use termion::screen::AlternateScreen;
use tui::backend::TermionBackend;
use tui::Terminal;
use crate::demo::{ui, App};
use crate::util::event::{Config, Event, Events};
#[derive(Debug, StructOpt)]
struct Cli {
#[structopt(long = "tick-rate", default_value = "250")]
tick_rate: u64,
#[structopt(long = "log")]
log: bool,
}
fn main() -> Result<(), failure::Error> {
let cli = Cli::from_args();
stderrlog::new().quiet(!cli.log).verbosity(4).init()?;
let events = Events::with_config(Config {
tick_rate: Duration::from_millis(cli.tick_rate),
..Config::default()
});
let stdout = io::stdout().into_raw_mode()?;
let stdout = MouseTerminal::from(stdout);
let stdout = AlternateScreen::from(stdout);
let backend = TermionBackend::new(stdout);
let mut terminal = Terminal::new(backend)?;
terminal.hide_cursor()?;
let mut app = App::new("Termion demo");
loop {
ui::draw(&mut terminal, &app)?;
match events.next()? {
Event::Input(key) => match key {
Key::Char(c) => {
app.on_key(c);
}
Key::Up => {
app.on_up();
}
Key::Down => {
app.on_down();
}
Key::Left => {
app.on_left();
}
Key::Right => {
app.on_right();
}
_ => {}
},
Event::Tick => {
app.on_tick();
}
}
if app.should_quit {
break;
}
}
Ok(())
}