private void buttonOk_Click(object sender, EventArgs e)
 {
     if (string.IsNullOrEmpty(textBoxAddress.Text))
     {
         ErrorsViewWrapper.ShowError(ErrorTexts.ENTER_ADDRESS);
     }
     else
     {
         ClientAddressesCore.AddClientAddress(clientID, textBoxAddress.Text);
         ClientsCore.GetClients();
         ClientDetailsForm.instance.UpdateAddressesGrid();
         this.Close();
     }
 }