public opCodeBinary(tokenizer tokenizer, opCode param1, eTokenType tt, opCode param2)
{
mParam1 = param1;
mParam2 = param2;
EvalType v1Type = mParam1.EvalType;
EvalType v2Type = mParam2.EvalType;
switch (tt)
{
case eTokenType.operator_plus:
if (v1Type == EvalType.Number & v2Type == EvalType.Number)
{
mValueDelegate = NUM_PLUS_NUM;
mEvalType = EvalType.Number;
}
else if (v1Type == EvalType.Number & v2Type == EvalType.Date)
{
SwapParams(ref mParam1, mParam2);
mValueDelegate = DATE_PLUS_NUM;
mEvalType = EvalType.Date;
}
else if (v1Type == EvalType.Date & v2Type == EvalType.Number)
{
mValueDelegate = DATE_PLUS_NUM;
mEvalType = EvalType.Date;
}
else if (mParam1.CanReturn(EvalType.String) & mParam2.CanReturn(EvalType.String))
{
Convert(tokenizer, param1, ref EvalType.String);
mValueDelegate = STR_CONCAT_STR;
mEvalType = EvalType.String;
}
break;
case eTokenType.operator_minus:
if (v1Type == EvalType.Number & v2Type == EvalType.Number)
{
mValueDelegate = NUM_MINUS_NUM;
mEvalType = EvalType.Number;
}
else if (v1Type == EvalType.Date & v2Type == EvalType.Number)
{
mValueDelegate = DATE_MINUS_NUM;
mEvalType = EvalType.Date;
}
else if (v1Type == EvalType.Date & v2Type == EvalType.Date)
{
mValueDelegate = DATE_MINUS_DATE;
mEvalType = EvalType.Number;
}
break;
case eTokenType.operator_mul:
if (v1Type == EvalType.Number & v2Type == EvalType.Number)
{
mValueDelegate = NUM_MUL_NUM;
mEvalType = EvalType.Number;
}
break;
case eTokenType.operator_div:
if (v1Type == EvalType.Number & v2Type == EvalType.Number)
{
mValueDelegate = NUM_DIV_NUM;
mEvalType = EvalType.Number;
}
break;
case eTokenType.operator_percent:
if (v1Type == EvalType.Number & v2Type == EvalType.Number)
{
mValueDelegate = NUM_PERCENT_NUM;
mEvalType = EvalType.Number;
}
break;
case eTokenType.operator_and:
case eTokenType.operator_or:
Convert(tokenizer, mParam1, ref EvalType.Boolean);
Convert(tokenizer, mParam2, ref EvalType.Boolean);
switch (tt)
{
case eTokenType.operator_or:
mValueDelegate = BOOL_OR_BOOL;
mEvalType = EvalType.Boolean;
break;
case eTokenType.operator_and:
mValueDelegate = BOOL_AND_BOOL;
mEvalType = EvalType.Boolean;
break;
}
break;
}
if (mValueDelegate == null)
{
tokenizer.RaiseError("Cannot apply the operator " + tt.ToString().Replace("operator_", "") + " on " + v1Type.ToString() + " and " + v2Type.ToString());
}
}
public opCodeConvert(tokenizer tokenizer, iEvalTypedValue param1, EvalType EvalType)
{
mParam1 = param1;
switch (EvalType)
{
case EvalType.Boolean:
mValueDelegate = TBool;
mEvalType = EvalType.Boolean;
break;
case EvalType.Date:
mValueDelegate = TDate;
mEvalType = EvalType.Date;
break;
case EvalType.Number:
mValueDelegate = TNum;
mEvalType = EvalType.Number;
break;
case EvalType.String:
mValueDelegate = TStr;
mEvalType = EvalType.String;
break;
default:
tokenizer.RaiseError("Cannot convert " + param1.SystemType.Name + " to " + EvalType);
break;
}
}
public opCode Parse(string str)
{
if (str == null)
str = string.Empty;
mTokenizer = new tokenizer(this, str, eParserSyntax.cSharp);
mTokenizer.NextToken();
opCode res = ParseExpr(null, ePriority.none);
if (mTokenizer.type == eTokenType.end_of_formula)
{
if (res == null)
res = new opCodeImmediate(EvalType.String, string.Empty);
return res;
}
else
{
mTokenizer.RaiseUnexpectedToken("");
}
}
protected internal void Convert(tokenizer tokenizer, ref opCode param1, EvalType EvalType)
{
if (param1.EvalType != EvalType)
{
if (param1.CanReturn(EvalType))
{
param1 = new opCodeConvert(tokenizer, param1, EvalType);
}
else
{
tokenizer.RaiseError("Cannot convert " + param1.Name + " into " + EvalType);
}
}
}
private void button1_Click(object sender, RoutedEventArgs e)
{
OpenFileDialog dialog = new OpenFileDialog();
dialog.InitialDirectory = "C:\\";
//dialog.Filter = "WS datoteke | *.ws";
bool? rezultat = dialog.ShowDialog();
if (rezultat == true)
{
try
{
using (FileStream tok = dialog.File.OpenRead())
{
//MessageBox.Show("nekaj");
byte[] pomnilnik = new byte[(int)tok.Length];
tok.Read(pomnilnik, 0, (int)tok.Length);
char[] niz = new char[pomnilnik.Length];
for (int i = 0; i < pomnilnik.Length; i++)
{
niz[i] = (char)pomnilnik[i];
}
IsolatedStorageFile ISF = IsolatedStorageFile.GetUserStoreForApplication();
IsolatedStorageFileStream tok2 = new IsolatedStorageFileStream("izvorna.koda", FileMode.Create, ISF);
//IsolatedStorageFileStream tok2 = new IsolatedStorageFileStream("tabela.podatki", FileMode.Create, ISF);
tok2.Write(pomnilnik, 0, pomnilnik.Length);
tok2.Close();
Pocisti(0);
//MessageBox.Show("nekaj");
for (int i = 0; i < pomnilnik.Length; i++)
{
textBox1.Text += niz[i];
}
IsolatedStorageFileStream tok3 = new IsolatedStorageFileStream("izvorna.koda", FileMode.Open, ISF);
tok3.Read(pomnilnik, 0, (int)tok3.Length);
tok3.Close();
niz = new char[pomnilnik.Length];
for (int i = 0; i < pomnilnik.Length; i++)
{
niz[i] = (char)pomnilnik[i];
}
string vsebina_datoteke = "", vsebina_tabele = "";
for (int i = 0; i < pomnilnik.Length; i++) vsebina_datoteke += niz[i];
IsolatedStorageFileStream tok4 = new IsolatedStorageFileStream("tabela.podatki", FileMode.Open, ISF);
pomnilnik = new byte[tok4.Length];
tok4.Read(pomnilnik, 0, (int)tok4.Length);
//vredu
tok4.Close();
niz = new char[pomnilnik.Length];
for (int i = 0; i < pomnilnik.Length; i++)
{
niz[i] = (char)pomnilnik[i];
}
for (int i = 0; i < pomnilnik.Length; i++) vsebina_tabele += niz[i];
//MessageBox.Show("Test");
tokenizer leksikalni_analizator = new tokenizer(vsebina_tabele, vsebina_datoteke);
//MessageBox.Show("Test lekser");
//MessageBox.Show(vsebina_tabele);
//MessageBox.Show(vsebina_datoteke);
////MessageBox.Show((leksikalni_analizator == null) + " (ali je null)");
//String tabela = leksikalni_analizator.vrniTabelo();
////MessageBox.Show("Test tabela");
Tokenizer = leksikalni_analizator;
parse();
//textBox2.Text = izpis;
////MessageBox.Show(izpis);
////MessageBox.Show(rezultatiIzpis);
//Zacasni izpis tabele osnovnih leksikalnih simbolov in leksilanih vrednosti.
//MessageBox.Show(tabela.ToString());
textBox2.Text = izpis;
}
}
catch (Exception er)
{
MessageBox.Show("Napaka pri odpiranju datoteke izvorne programske kode!");
MessageBox.Show(er.Message);
}
}
else MessageBox.Show("Preklicano!");
}
