zellij/src/common/command_is_executing.rs

53 lines
1.8 KiB
Rust

#![allow(clippy::mutex_atomic)]
use std::sync::{Arc, Condvar, Mutex};
#[derive(Clone)]
pub struct CommandIsExecuting {
opening_new_pane: Arc<(Mutex<bool>, Condvar)>,
closing_pane: Arc<(Mutex<bool>, Condvar)>,
}
impl CommandIsExecuting {
pub fn new() -> Self {
CommandIsExecuting {
opening_new_pane: Arc::new((Mutex::new(false), Condvar::new())),
closing_pane: Arc::new((Mutex::new(false), Condvar::new())),
}
}
pub fn closing_pane(&mut self) {
let (lock, _cvar) = &*self.closing_pane;
let mut closing_pane = lock.lock().unwrap();
*closing_pane = true;
}
pub fn done_closing_pane(&mut self) {
let (lock, cvar) = &*self.closing_pane;
let mut closing_pane = lock.lock().unwrap();
*closing_pane = false;
cvar.notify_one();
}
pub fn opening_new_pane(&mut self) {
let (lock, _cvar) = &*self.opening_new_pane;
let mut opening_new_pane = lock.lock().unwrap();
*opening_new_pane = true;
}
pub fn done_opening_new_pane(&mut self) {
let (lock, cvar) = &*self.opening_new_pane;
let mut opening_new_pane = lock.lock().unwrap();
*opening_new_pane = false;
cvar.notify_one();
}
pub fn wait_until_pane_is_closed(&self) {
let (lock, cvar) = &*self.closing_pane;
let mut closing_pane = lock.lock().unwrap();
while *closing_pane {
closing_pane = cvar.wait(closing_pane).unwrap();
}
}
pub fn wait_until_new_pane_is_opened(&self) {
let (lock, cvar) = &*self.opening_new_pane;
let mut opening_new_pane = lock.lock().unwrap();
while *opening_new_pane {
opening_new_pane = cvar.wait(opening_new_pane).unwrap();
}
}
}