private void LexicalAnalyzerItem_Click(object sender, EventArgs e)
{
LexicalAnalyzer lexicalAnalyzer = new LexicalAnalyzer(this.CodeTextBox.Text);
lexicalAnalyzer.Analyses(out tokenList, out errorList);
int record_mouse = CodeTextBox.SelectionStart;
ColorWord();
CodeTextBox.Select(record_mouse, record_mouse);
PrintResult(tokenList, errorList);
}