Public Class AddPartWndV Private WithEvents m_AddPartWndVM As AddPartWndVM Sub New(Owner As Window, AddPartWndVM As AddPartWndVM) MyBase.New(Owner) ' This call is required by the designer. InitializeComponent() Me.DataContext = AddPartWndVM ' Assegno al riferimento locale al VM il VM preso dal DataContext m_AddPartWndVM = AddPartWndVM End Sub Private Sub CloseWindow(bDialogResult As Boolean) Handles m_AddPartWndVM.m_CloseWindow Me.DialogResult = bDialogResult End Sub End Class