+ Window root, child;
+ int root_x, root_y;
+ int win_x, win_y;
+ unsigned int mask;
+
+ if (!XQueryPointer(display, window, &root, &child, &root_x, &root_y,
+ &win_x, &win_y, &mask))
+ return;
+
+ if (!button_status && game_status != LEVELED)
+ return;
+