private void dataGridViewContactList_CellClick(object sender, DataGridViewCellEventArgs e)
        {
            // Ignore clicks that are not on button cells. 
            if (e.ColumnIndex != 5)
                return;

            int selectedrowindex = dataGridViewContactList.SelectedCells[0].RowIndex;
            DataGridViewRow selectedRow = dataGridViewContactList.Rows[selectedrowindex];
            string contactUserId = Convert.ToString(selectedRow.Cells["UID"].Value);
            messageSpecs.AddContactMessage addContact = new messageSpecs.AddContactMessage();
            addContact.sender = userInfo.userID;
            addContact.receiver = contactUserId;

            if (myClient != null)
            {
                myClient.Send(addContact.getMessageString());
            }
        }
 public void receivedContactMessage(String message)
 {
     messageSpecs.AddContactMessage returnMessage = new messageSpecs.AddContactMessage(message);
     lblReturnMsg.Text = returnMessage.ReturnMessage;
 }
 private void button4_Click(object sender, EventArgs e)
 {
     messageSpecs.AddContactMessage x = new messageSpecs.AddContactMessage();
     x.sender = "10006";
     x.receiver = "2";
     clientSocket.Send(x.getMessageString());
 }