Method check

trdropConfigCreator/trdropConfigCreator/HexBox.cs:23–32

(object sender, EventArgs e)

        }

        private void check(object sender, EventArgs e)
        {
            MetroFramework.Controls.MetroTextBox hexBox = (MetroFramework.Controls.MetroTextBox)sender;
            if(hexBox.Text.Length != 7)
            {
                //TODO
                valid = false;

            }
        }

        private void validate(object sender, EventArgs e)
        {