42 lines
1.1 KiB
Rust
42 lines
1.1 KiB
Rust
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use crossterm::{
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event::{self, KeyCode, KeyEventKind},
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terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen},
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ExecutableCommand,
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};
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use ratatui::{
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prelude::{CrosstermBackend, Stylize, Terminal},
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widgets::Paragraph,
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};
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use std::io::{stdout, Result};
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fn main() -> Result<()> {
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stdout().execute(EnterAlternateScreen)?;
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enable_raw_mode()?;
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let mut terminal = Terminal::new(CrosstermBackend::new(stdout()))?;
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terminal.clear()?;
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loop {
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terminal.draw(|frame| {
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let area = frame.size();
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frame.render_widget(
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Paragraph::new("Hello Ratatui! (press 'q' to quit)")
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.white()
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.on_blue(),
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area,
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);
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})?;
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if event::poll(std::time::Duration::from_millis(16))? {
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if let event::Event::Key(key) = event::read()? {
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if key.kind == KeyEventKind::Press && key.code == KeyCode::Char('q') {
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break;
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}
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}
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}
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}
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stdout().execute(LeaveAlternateScreen)?;
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disable_raw_mode()?;
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Ok(())
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}
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