1.1 --- a/src/ui.h	Tue Sep 29 01:11:54 2015 +0300
     1.2 +++ b/src/ui.h	Wed Sep 30 04:41:21 2015 +0300
     1.3 @@ -8,6 +8,10 @@
     1.4  int ui_init(void);
     1.5  void ui_shutdown(void);
     1.6  
     1.7 +void ui_show();
     1.8 +void ui_hide();
     1.9 +int ui_visible();
    1.10 +
    1.11  void ui_reshape(int x, int y);
    1.12  void ui_draw(void);
    1.13