rem: affiche_proposition ( NULL, NULL, 0, 0, combofix );
add: affiche_proposition ( NULL, "", 0, 0, combofix );
context: static gboolean efface_texte ( GtkWidget *entree,			   gint start,			   gint end,			   GtkComboFix *combofix ){  if ( ( !GTK_WIDGET_VISIBLE ( combofix -> popup )	 ||	 ( strlen ( gtk_entry_get_text ( GTK_ENTRY ( combofix -> entry )))	   ||	   ( end - start ) ))       &&       combofix -> affiche_liste )    affiche_proposition ( NULL, NULL, 0, 0, combofix );  if ( !strlen ( gtk_entry_get_text ( GTK_ENTRY(combofix -> entry) ) ) )    {      case_sensitive = 0;    }  return TRUE;}