Method handle_xcb_event

cube/cube.cpp:3309–3349

#if defined(VK_USE_PLATFORM_XCB_KHR)

void Demo::handle_xcb_event(const xcb_generic_event_t *event) {
    uint8_t event_code = event->response_type & 0x7f;
    switch (event_code) {
        case XCB_EXPOSE:
            // TODO: Resize window
            break;
        case XCB_CLIENT_MESSAGE:
            if ((*(xcb_client_message_event_t *)event).data.data32[0] == (*atom_wm_delete_window).atom) {
                quit = true;
            }
            break;
        case XCB_KEY_RELEASE: {
            const xcb_key_release_event_t *key = (const xcb_key_release_event_t *)event;

            switch (key->detail) {
                case 0x9:  // Escape
                    quit = true;
                    break;
                case 0x71:  // left arrow key
                    spin_angle -= spin_increment;
                    break;
                case 0x72:  // right arrow key
                    spin_angle += spin_increment;
                    break;
                case 0x41:  // space bar
                    pause = !pause;
                    break;
            }
        } break;
        case XCB_CONFIGURE_NOTIFY: {
            const xcb_configure_notify_event_t *cfg = (const xcb_configure_notify_event_t *)event;
            if ((width != cfg->width) || (height != cfg->height)) {
                width = cfg->width;
                height = cfg->height;
                resize();
            }
        } break;
        default:
            break;
    }
}

template <>
void Demo::run<WsiPlatform::xcb>() {