Button control in SOLIDWORKS property Manager Page

using System;

public class ButtonDataModel
{
    public Action Button => OnButtonClick;

    private void OnButtonClick()
    {
        //TODO: Handle button click
    }
}

Public Class ButtonDataModel

    Public ReadOnly Property Button As Action
        Get
            Return AddressOf OnButtonClick
        End Get
    End Property

    Private Sub OnButtonClick()
        'TODO: Handle Button click
    End Sub

End Class