A.7. GtkTipsQuery

void GtkTipsQuery::start-query	(GtkTipsQuery *,
                              	 gpointer);
void GtkTipsQuery::stop-query	(GtkTipsQuery *,
                             	 gpointer);
void GtkTipsQuery::widget-entered	(GtkTipsQuery *,
                                 	 GtkWidget *,
                                 	 GtkString *,
                                 	 GtkString *,
                                 	 gpointer);
gboolean GtkTipsQuery::widget-selected	(GtkTipsQuery *,
                                      	 GtkWidget *,
                                      	 GtkString *,
                                      	 GtkString *,
                                      	 GdkEvent *,
                                      	 gpointer);