EvaluatorWindow.on_button_change_date_clicked C# (CSharp) Method

    void on_button_change_date_clicked(object o, EventArgs args)
    {
        DateTime dt = dateTime;
        if(dt == DateTime.MinValue)
            dt = DateTime.Now;
        myDialogCalendar = new DialogCalendar(Catalog.GetString("Select of Birth"), dt);
        myDialogCalendar.FakeButtonDateChanged.Clicked += new EventHandler(on_calendar_changed);
    }