use tuikit::prelude::*;
struct Fit(String);
impl Draw for Fit {
fn draw(&self, canvas: &mut dyn Canvas) -> DrawResult<()> {
let (_width, height) = canvas.size()?;
let top = height / 2;
let _ = canvas.print(top, 0, &self.0);
Ok(())
}
}
impl Widget for Fit {
fn size_hint(&self) -> (Option<usize>, Option<usize>) {
(Some(self.0.len()), None)
}
}
struct Model(String);
impl Draw for Model {
fn draw(&self, canvas: &mut dyn Canvas) -> DrawResult<()> {
let (width, height) = canvas.size()?;
let message_width = self.0.len();
let left = (width - message_width) / 2;
let top = height / 2;
let _ = canvas.print_with_attr(0, left, "press 'q' to exit", Effect::UNDERLINE.into());
let _ = canvas.print(top, left, &self.0);
Ok(())
}
}
impl Widget for Model {}
fn main() {
let term: Term<()> = Term::with_height(TermHeight::Percent(50)).unwrap();
let model = Model("Hey, I'm in middle!".to_string());
let fit = Fit("Short Text That Fits".to_string());
while let Ok(ev) = term.poll_event() {
match ev {
Event::Key(Key::Char('q')) | Event::Key(Key::Ctrl('c')) => break,
_ => (),
}
let hsplit = HSplit::default()
.split(
VSplit::default()
.shrink(0)
.grow(0)
.split(Win::new(&fit).border(true))
.split(Win::new(&fit).border(true)),
)
.split(Win::new(&model).border(true));
let _ = term.draw(&hsplit);
let _ = term.present();
}
}