void RefreshTeacher()
{
teachingLabel.Text = "";
var sb = new StringBuilder();
var nexts = qmarker.GetNextNLetter(2);
foreach (var next in nexts)
{
if (next == "")
{
continue;
}
sb.Append(next);
sb.Append(" : ");
var code = MorseCode.GetCode(next);
foreach (char dh in code)
{
var dhstr = dh.ToString();
if (dhstr.Equals("0"))
{
sb.Append(" ―");
}
else
{
sb.Append(" ・");
}
}
sb.Append("\r\n");
}
teachingLabel.Text = sb.ToString();
}
