private void ViewContacts()
 {
     if (this.m_pRegistrations.SelectedItems.Count > 0)
     {
         SipRegistration     registration        = (SipRegistration)this.m_pRegistrations.SelectedItems[0].Tag;
         SipRegistrationForm sipRegistrationForm = new SipRegistrationForm(this.m_pServer, registration);
         sipRegistrationForm.ShowDialog(this);
     }
 }
 private void m_pToolbar_ItemClicked(object sender, ToolStripItemClickedEventArgs e)
 {
     if (e.ClickedItem.Tag == null)
     {
         return;
     }
     if (e.ClickedItem.Tag.ToString() == "add")
     {
         SipRegistrationForm sipRegistrationForm = new SipRegistrationForm(this.m_pServer);
         if (sipRegistrationForm.ShowDialog(this) == DialogResult.OK)
         {
             SipRegistration sipRegistration = sipRegistrationForm.VirtualServer.SipRegistrations[sipRegistrationForm.AddressOfRecord];
             if (sipRegistration != null)
             {
                 ListViewItem listViewItem = new ListViewItem(sipRegistration.UserName);
                 listViewItem.SubItems.Add(sipRegistration.AddressOfRecord);
                 listViewItem.Tag = sipRegistration;
                 this.m_pRegistrations.Items.Add(listViewItem);
                 return;
             }
         }
     }
     else if (e.ClickedItem.Tag.ToString() == "delete")
     {
         SipRegistration sipRegistration2 = (SipRegistration)this.m_pRegistrations.SelectedItems[0].Tag;
         if (MessageBox.Show(this, "Are you sure you want to remove SIP registration '" + sipRegistration2.AddressOfRecord + "' ?", "Remove Registration", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
         {
             sipRegistration2.Owner.Remove(sipRegistration2);
             this.m_pRegistrations.SelectedItems[0].Remove();
             return;
         }
     }
     else
     {
         if (e.ClickedItem.Tag.ToString() == "refresh")
         {
             this.LoadData();
             return;
         }
         if (e.ClickedItem.Tag.ToString() == "view")
         {
             this.ViewContacts();
         }
     }
 }