extern crate winit; use winit::{WindowEvent, ElementState}; fn main() { let events_loop = winit::EventsLoop::new(); let window = winit::WindowBuilder::new().build(&events_loop).unwrap(); window.set_title("winit - Cursor grabbing test"); let mut grabbed = false; events_loop.run_forever(|event| { println!("{:?}", event); match event { winit::Event::WindowEvent { event, .. } => { match event { WindowEvent::KeyboardInput(ElementState::Pressed, _, _) => { if grabbed { grabbed = false; window.set_cursor_state(winit::CursorState::Normal) .ok().expect("could not ungrab mouse cursor"); } else { grabbed = true; window.set_cursor_state(winit::CursorState::Grab) .ok().expect("could not grab mouse cursor"); } }, WindowEvent::Closed => events_loop.interrupt(), a @ WindowEvent::MouseMoved(_, _) => { println!("{:?}", a); }, _ => (), } }, } }); }