extern crate winit; fn main() { let mut events_loop = winit::EventsLoop::new(); let mut resizable = false; let window = winit::WindowBuilder::new() .with_title("Hit space to toggle resizability.") .with_dimensions((400, 200).into()) .with_resizable(resizable) .build(&events_loop) .unwrap(); events_loop.run_forever(|event| { match event { winit::Event::WindowEvent { event, .. } => match event { winit::WindowEvent::CloseRequested => return winit::ControlFlow::Break, winit::WindowEvent::KeyboardInput { input: winit::KeyboardInput { virtual_keycode: Some(winit::VirtualKeyCode::Space), state: winit::ElementState::Released, .. }, .. } => { resizable = !resizable; println!("Resizable: {}", resizable); window.set_resizable(resizable); } _ => (), }, _ => (), }; winit::ControlFlow::Continue }); }