// SPDIX-Licenes-Identifier: GPL-2.0-later

use std::io;
use wayland_client::display::Display;

fn main() -> io::Result<()> {
    let display = Display::new(None)?;
    let mut registry = display.get_registry();

    // define on_global callback 
    registry.on_global(|interface, name, version|{
        println!("interface: {interface}, version: {version}, name: {name}")
    });
    // define on_global_remove callback 
    registry.on_global_remove(|_name| {
        // left blank 
    });
    // register the callbacks in wayland 
    registry.register_listener();

    // take a look around
    let _ = display.roundtrip();

    drop(display);
    Ok(())
}