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//! the thing which shows we're waiting for a long task
//! Executed during the do_pending_tasks of the states
use std::io::{self, Write};
use termion::color;
use crate::screens::Screen;
pub trait Spinner {
fn write_spinner(&mut self, spinning: bool) -> io::Result<()>;
}
impl Spinner for Screen {
fn write_spinner(&mut self, spinning: bool) -> io::Result<()> {
let y = self.h - 1;
write!(
self.stdout,
"{}{}{}{}{}{}",
termion::cursor::Goto(1, y),
color::Bg(color::AnsiValue::grayscale(2)),
color::Fg(color::AnsiValue::grayscale(10)),
if spinning { "⌛" } else { " " },
color::Bg(color::Reset),
color::Fg(color::Reset),
)?;
self.stdout.flush()?;
Ok(())
}
}
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