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Fix rustbox example

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Karoline Pauls 2018-11-24 18:42:28 +00:00 committed by Florian Dehau
parent 4c46ef69e9
commit 50fef0fb26
1 changed files with 15 additions and 16 deletions
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31
examples/rustbox.rs
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@ -5,17 +5,16 @@ use rustbox::Key;
use std::error::Error;
use tui::backend::RustboxBackend;
use tui::layout::{Constraint, Direction, Layout};
use tui::style::{Color, Modifier, Style};
use tui::widgets::{Block, Borders, Paragraph, Widget};
use tui::widgets::{Block, Borders, Paragraph, Text, Widget};
use tui::Terminal;
fn main() {
fn main() -> Result<(), failure::Error> {
let mut terminal = Terminal::new(RustboxBackend::new().unwrap()).unwrap();
terminal.clear().unwrap();
terminal.hide_cursor().unwrap();
draw(&mut terminal);
loop {
draw(&mut terminal)?;
match terminal.backend().rustbox().poll_event(false) {
Ok(rustbox::Event::KeyEvent(key)) => if key == Key::Char('q') {
break;
@ -23,25 +22,25 @@ fn main() {
Err(e) => panic!("{}", e.description()),
_ => {}
};
draw(&mut terminal);
}
terminal.show_cursor().unwrap();
terminal.show_cursor()?;
Ok(())
}
fn draw(t: &mut Terminal<RustboxBackend>) {
let size = t.size().unwrap();
{
let mut f = t.get_frame();
Paragraph::default()
fn draw(t: &mut Terminal<RustboxBackend>) -> Result<(), std::io::Error> {
let size = t.size()?;
let text = [
Text::raw("It "),
Text::styled("works", Style::default().fg(Color::Yellow)),
];
t.draw(|mut f| {
Paragraph::new(text.iter())
.block(
Block::default()
.title("Rustbox backend")
.title_style(Style::default().fg(Color::Yellow).modifier(Modifier::Bold))
.borders(Borders::ALL)
.border_style(Style::default().fg(Color::Magenta)),
).text("It {yellow works}!")
.render(&mut f, &size);
}
t.draw().unwrap();
).render(&mut f, size)
})
}