extern crate winit; fn resize_callback(width: u32, height: u32) { println!("Window resized to {}x{}", width, height); } fn main() { let window = winit::WindowBuilder::new() .with_title("A fantastic window!") .with_window_resize_callback(resize_callback) .build() .unwrap(); for event in window.wait_events() { println!("{:?}", event); match event { winit::Event::Closed => break, _ => () } } }