+
+ void RequestQuit() {m_no_quit_requested = false;}
+ bool QuitRequested() const {return !m_no_quit_requested;}
+
+ void ShowDebugFont(bool show = true) {m_show_debug_font = show;}
+ bool DebugFontShown() const {return m_show_debug_font;}
+
+ bool Valid() const {return m_window != NULL;}