use bevy::prelude::*; // this seems to crash pub fn toggle_fullscreeen( input: Res>, mut windows: ResMut, ) { let window = windows .get_primary_mut() .unwrap(); if input.pressed(KeyCode::F) /*&& input.just_pressed(KeyCode::Return) */ { if window.mode() == WindowMode::Windowed { window.set_mode(WindowMode::BorderlessFullscreen); } else { window.set_mode(WindowMode::Windowed); } } }