Opc.Ua.Configuration.MainForm.SelectAndIssueCertificateBTN_Click C# (CSharp) Method

        private void SelectAndIssueCertificateBTN_Click(object sender, EventArgs e)
        {
            try
            {
                const string caption = "Select Certificate to Issue";

                if (m_currentStore == null)
                {
                    m_currentStore = new CertificateStoreIdentifier();
                    m_currentStore.StoreType = Utils.DefaultStoreType;
                    m_currentStore.StorePath = Utils.DefaultStorePath;
                }

                CertificateIdentifier id = new CertificateListDlg().ShowDialog(m_currentStore, true);

                if (id == null)
                {
                    return;
                }

                m_currentStore.StoreType = id.StoreType;
                m_currentStore.StorePath = id.StorePath;

                X509Certificate2 certificate = id.Find();

                if (certificate == null)
                {
                    return;
                }

                CertificateIdentifier newId = new CreateCertificateDlg().ShowDialog(m_currentStore, IssuerKeyFilePathTB.Text, certificate);

                if (newId == null)
                {
                    return;
                }

                X509Certificate2 newCertificate = id.Find();

                MessageBox.Show(
                    this,
                    newCertificate.Subject + " issued.",
                    caption,
                    MessageBoxButtons.OK,
                    MessageBoxIcon.Information);

                // check if original certificate should be deleted.
                if (new YesNoDlg().ShowDialog("Delete orginal certificate?", caption) == DialogResult.Yes)
                {
                    ICertificateStore physicalStore = id.OpenStore();

                    try
                    {
                        physicalStore.Delete(certificate.Thumbprint);
                    }
                    finally
                    {
                        physicalStore.Close();
                    }
                }
            }
            catch (Exception exception)
            {
                GuiUtils.HandleException(this.Text, MethodBase.GetCurrentMethod(), exception);
            }
        }