***************
*** 21,26 ****
  private:
  	QWidget *w;
  	QButtonGroup *bg_defAct, *bg_delChats;
  };
  
  #endif
--- 21,29 ----
  private:
  	QWidget *w;
  	QButtonGroup *bg_defAct, *bg_delChats;
+ 
+ private slots:
+ 	void changeChatState ();
  };
  
  #endif