GtkWidget *label = gtk_label_new ("Tilda");
gint index = gtk_notebook_prepend_page (GTK_NOTEBOOK(tw->notebook), tt->hbox, label);
gtk_notebook_set_tab_label_packing (GTK_NOTEBOOK(tw->notebook), tt->hbox, TRUE, TRUE, GTK_PACK_END);
GtkWidget *label = gtk_label_new ("Tilda");
gint index = gtk_notebook_prepend_page (GTK_NOTEBOOK(tw->notebook), tt->hbox, label);
gtk_notebook_set_tab_label_packing (GTK_NOTEBOOK(tw->notebook), tt->hbox, TRUE, TRUE, GTK_PACK_END);