private void EditUser()
        {
            if (listBoxUsers.SelectedIndex == -1)
            {
                MessageBox.Show("Please select a user to edit.");
                return;
            }
            string            user = (string)listBoxUsers.Items[listBoxUsers.SelectedIndex];
            FormMySQLUserEdit formMySQLUserEdit = new FormMySQLUserEdit(user, false, _dataConnection);

            formMySQLUserEdit.ShowDialog();
            if (formMySQLUserEdit.DialogResult != DialogResult.OK)
            {
                return;
            }
            if (user.ToLower() == _dataConnection.UserCur.ToLower())
            {
                SetUsersEnabled(false);                //In case we can't reconnect.
                string password = formMySQLUserEdit.WasPasswordChanged ? formMySQLUserEdit.NewPassword : textPassword.Text;
                if (!ConnectToDatabase(formMySQLUserEdit.NewUserName, password))
                {
                    return;
                }
            }
            FillUsers();
        }
        private void butAdd_Click(object sender, EventArgs e)
        {
            FormMySQLUserEdit formMySQLUserEdit = new FormMySQLUserEdit("", true, _dataConnection);

            formMySQLUserEdit.ShowDialog();
            if (formMySQLUserEdit.DialogResult != DialogResult.OK)
            {
                return;
            }
            FillUsers();
        }