private void button3_Click(object sender, EventArgs e)
{
listView2.Items.Clear();
button2_Click(词法编译ToolStripMenuItem, null);
listView3.Items.Clear();
dataGridView3.Rows.Clear();
List <ERROR> el;
if (Lex.getTokenList() != null)
{
tokenList = Lex.getTokenList();
if (!Text.TrimEnd().Equals("") && tokenList != null)
{
g = new GrammarAnalysis(Text);
g.getGrammarFromFile();
g.myParser(tokenList);
List <parseResult> rl = g.getResultList();
el = g.getErrorList();
List <string> threel = g.getThreeList();
Form f = new Form3(rl, el, tokenList, threel);
f.Show();
}
}
foreach (ERROR em in g.getErrorList())
{
ListViewItem lvi = new ListViewItem();
lvi.SubItems.Clear();
lvi.SubItems[0].Text = em.getErrorKind();
lvi.SubItems.Add(em.getStrError());
lvi.SubItems.Add(em.getRow().ToString());
listView2.Items.Add(lvi);
dataGridView3.Rows.Add(em.getErrorKind(), em.getStrError(), em.getRow().ToString());
}
List <string> threeli = g.getThreeList();
dataGridView1.Rows.Clear();
foreach (string term in threeli)
{
dataGridView1.Rows.Add(term);
}
Stack <SymbolTable> sm = g.getST();
dataGridView2.Rows.Clear();
foreach (SymbolTable sym in sm)
{
dataGridView2.Rows.Add(sym.getReturnType(), sym.getFun_name(), sym.getOffset());
}
}
private void button2_Click(object sender, EventArgs e)
{
string s = GrammarEditor.Text;
int i = 0;
listView1.Items.Clear();
listView2.Items.Clear();
listBox1.DataSource = null;
listBox3.DataSource = null;
nl = new HashSet <NonTerminalSymbol>();
if (s.Trim() != "")
{
g = new GrammarAnalysis(s);
//MessageBox.Show("sdjhj");
int count = 1;
foreach (Grammar gm in g.getGrammarFromFile())
{
// MessageBox.Show(gm.getRightPart().Count+"");
ListViewItem lvi = new ListViewItem();
lvi.SubItems[0].Text = count + "";
lvi.SubItems.Add(gm.getLeftPart());
lvi.SubItems.Add(gm.getmGrammar());
string selectset = "";
foreach (string sm in gm.getSelect())
{
selectset += sm + " ";
}
lvi.SubItems.Add(selectset);
string df = "";
foreach (string ss in g.mapGet(gm.getLeftPart()).getFollowList())
{
df += ss + " ";
}
lvi.SubItems.Add(df);
df = "";
foreach (string sr in g.mapGet(gm.getLeftPart()).getFirst())
{
df += sr + " ";
}
lvi.SubItems.Add(df);
count++;
listView1.Items.Add(lvi);
}
listBox1.DataSource = g.getNquene();
listBox3.DataSource = g.getTquene();
nl = g.getNlist();
FileStream fs2 = new FileStream("expression.txt", FileMode.Create);
StreamWriter sw2 = new StreamWriter(fs2, Encoding.Default);
foreach (NonTerminalSymbol n in nl)
{
HashSet <Table> t = n.getTable();
foreach (Table tt in t)
{
string item1 = tt.getName();
List <string> s2 = tt.getExpression();
string item2 = "";
foreach (string ss3 in s2)
{
item2 += ss3 + " ";
}
sw2.WriteLine(n.getValue() + "#" + item1 + "#" + item2);
}
}
sw2.Flush();
sw2.Close();
sw2.Dispose();
}
else
{
MessageBox.Show("无法进行文法分析。文法为空");
}
}
