59 lines
1.6 KiB
Rust
59 lines
1.6 KiB
Rust
use std::convert::Infallible;
|
|
|
|
use crossterm::event::Event;
|
|
use crossterm::style::{ContentStyle, Stylize};
|
|
use toss::widgets::{BorderLook, Text};
|
|
use toss::{Styled, Terminal, Widget, WidgetExt};
|
|
|
|
fn widget() -> impl Widget<Infallible> {
|
|
let styled = Styled::new("Hello world!", ContentStyle::default().green())
|
|
.then_plain("\n")
|
|
.then(
|
|
"Press any key to exit",
|
|
ContentStyle::default().on_dark_blue(),
|
|
);
|
|
Text::new(styled)
|
|
.padding()
|
|
.horizontal(1)
|
|
.border()
|
|
.look(BorderLook::LINE_DOUBLE)
|
|
.style(ContentStyle::default().dark_red())
|
|
.background()
|
|
.style(ContentStyle::default().on_dark_yellow())
|
|
.float()
|
|
.all(0.5)
|
|
}
|
|
|
|
fn render_frame(term: &mut Terminal) {
|
|
loop {
|
|
// Must be called before rendering, otherwise the terminal has out-of-date
|
|
// size information and will present garbage.
|
|
term.autoresize().unwrap();
|
|
|
|
widget().draw(term.frame()).unwrap();
|
|
term.present().unwrap();
|
|
|
|
if term.measuring_required() {
|
|
term.measure_widths().unwrap();
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
fn main() {
|
|
// Automatically enters alternate screen and enables raw mode
|
|
let mut term = Terminal::new().unwrap();
|
|
term.set_measuring(true);
|
|
|
|
loop {
|
|
// Render and display a frame. A full frame is displayed on the terminal
|
|
// once this function exits.
|
|
render_frame(&mut term);
|
|
|
|
// Exit if the user presses any buttons
|
|
if !matches!(crossterm::event::read().unwrap(), Event::Resize(_, _)) {
|
|
break;
|
|
}
|
|
}
|
|
}
|