rust xcb Window

window.rs

pub struct Window {
    connection: xcb::base::Connection,
    window: xcb::xproto::Window,
    foreground: xcb::Drawable,
    pub width: u16,
    pub height: u16,
}

impl Window {
    pub fn new(width: u16, height: u16) -> Self {
        let (connection, screen_num) = xcb::Connection::connect(None).unwrap();
        let window = connection.generate_id();
        let foreground = connection.generate_id();
        {
            let setup = connection.get_setup();
            let screen = setup.roots().nth(screen_num as usize).unwrap();

            // Set up foreground graphics context
            xcb::create_gc(&connection, foreground, screen.root(), &[
                (xcb::GC_FOREGROUND, screen.black_pixel()),
                (xcb::GC_GRAPHICS_EXPOSURES, 0),
            ]);

            // Set up the window itself
            let values = [
                (xcb::CW_BACK_PIXEL, screen.white_pixel()),
                (
                    xcb::CW_EVENT_MASK,
                    xcb::EVENT_MASK_EXPOSURE | xcb::EVENT_MASK_KEY_PRESS,
                ),
            ];

            xcb::create_window(
                &connection,
                xcb::COPY_FROM_PARENT as u8,
                window,
                screen.root(),
                0, 0,
                width, height,
                10,
                xcb::WINDOW_CLASS_INPUT_OUTPUT as u16,
                screen.root_visual(),
                &values,
            );
        }
        Window {
            connection: connection,
            window: window,
            foreground: foreground,
            width: width,
            height: height,
        }
    }