public DetailPieceView(PieceDetachee _input) { InitializeComponent(); SelectedPiece = _input; Modeles = new ObservableCollection <Modele>(Modele.Ensemble.FindAll(m => m.PiecesComposition.Contains(SelectedPiece))); Fournisseurs = new ObservableCollection <FournisseurPiece>(FournisseurPiece.Ensemble.FindAll(fp => fp.PieceDetacheeFournisseur == SelectedPiece)); nbVendu.Content = SelectedPiece.Nbvendus; pourcentageVendu.Content = $"{100 * SelectedPiece.Nbvendus / Commande.NbPiecesVendues()} %"; }