X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/10b959e3729a77b95ab15614d1bdce74da327d8b..28be2e8a170979d476a5ea4f585505b8a2f5af27:/src/common/wxexpr.cpp

diff --git a/src/common/wxexpr.cpp b/src/common/wxexpr.cpp
index bb046c5fa8..2abeffce01 100644
--- a/src/common/wxexpr.cpp
+++ b/src/common/wxexpr.cpp
@@ -6,7 +6,7 @@
 // Created:     04/01/98
 // RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart and Markus Holzem
-// Licence:   	wxWindows license
+// Licence:     wxWindows license
 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__
@@ -20,13 +20,11 @@
 #pragma hdrstop
 #endif
 
-#include <fstream.h>
 #include <stdarg.h>
 #include <ctype.h>
 #include <string.h>
 
 #include "wx/utils.h"
-
 #include "wx/expr.h"
 #include "wx/wxexpr.h"
 
@@ -34,11 +32,10 @@ extern "C" void add_expr(char *);
 extern "C" void LexFromFile(FILE *fd);
 extern "C" void LexFromString(char *buf);
 
+
 wxExprDatabase *thewxExprDatabase = NULL;
 wxExprErrorHandler currentwxExprErrorHandler;
 
-IMPLEMENT_DYNAMIC_CLASS(wxExprDatabase, wxList)
-
 wxExpr::wxExpr(const wxString& functor)
 {
   type = wxExprList;
@@ -58,10 +55,10 @@ wxExpr::wxExpr(wxExprType the_type, const wxString& word_or_string)
   switch (the_type)
   {
    case wxExprWord:
-    value.word = copystring((const char *)word_or_string);
+    value.word = copystring((const wxChar *)word_or_string);
     break;
    case wxExprString:
-    value.string = copystring((const char *)word_or_string);
+    value.string = copystring((const wxChar *)word_or_string);
     break;
    case wxExprList:
     last = NULL;
@@ -76,7 +73,7 @@ wxExpr::wxExpr(wxExprType the_type, const wxString& word_or_string)
   next = NULL;
 }
 
-wxExpr::wxExpr(wxExprType the_type, char *word_or_string, bool allocate)
+wxExpr::wxExpr(wxExprType the_type, wxChar *word_or_string, bool allocate)
 {
   type = the_type;
 
@@ -109,7 +106,7 @@ wxExpr::wxExpr(long the_integer)
   next = NULL;
 }
 
-wxExpr::wxExpr(float the_real)
+wxExpr::wxExpr(double the_real)
 {
   type = wxExprReal;
   value.real = the_real;
@@ -251,7 +248,7 @@ wxExpr *wxExpr::GetAttributeValueNode(const wxString& word) const // Use only fo
       {
         wxExpr *secondNode = firstNode->next;
         if ((secondNode->type == wxExprWord) && 
-            (strcmp((const char *)word, secondNode->value.word) == 0))
+            (wxStrcmp((const wxChar *)word, secondNode->value.word) == 0))
         {
           return expr;
         }
@@ -278,12 +275,12 @@ wxExpr *wxExpr::AttributeValue(const wxString& word) const // Use only for a cla
 wxString wxExpr::Functor(void) const // Use only for a clause
 {
   if ((type != wxExprList) || !value.first)
-    return wxString("");
+    return wxString(wxT(""));
 
   if (value.first->type == wxExprWord)
     return wxString(value.first->value.word);
   else
-    return wxString("");
+    return wxString(wxT(""));
 }
 
 bool wxExpr::IsFunctor(const wxString& f) const  // Use only for a clause
@@ -292,7 +289,7 @@ bool wxExpr::IsFunctor(const wxString& f) const  // Use only for a clause
     return FALSE;
 
   return (value.first->type == wxExprWord && 
-          (strcmp((const char *)f, value.first->value.word) == 0));
+          (wxStrcmp((const wxChar *)f, value.first->value.word) == 0));
 }
 
 // Return nth argument of a clause (starting from 1)
@@ -361,7 +358,7 @@ void wxExpr::DeleteAttributeValue(const wxString& attribute)
       {
         wxExpr *secondNode = firstNode->next;
         if ((secondNode->type == wxExprWord) && 
-            (strcmp((const char *)attribute, secondNode->value.word) == 0))
+            (wxStrcmp((const wxChar *)attribute, secondNode->value.word) == 0))
         {
           wxExpr *nextExpr = expr->next;
           delete expr;
@@ -393,7 +390,7 @@ void wxExpr::AddAttributeValue(const wxString& attribute, wxExpr *val)
 //  DeleteAttributeValue(attribute);
 
   wxExpr *patt = new wxExpr(wxExprWord, attribute);
-  wxExpr *pequals = new wxExpr(wxExprWord, "=");
+  wxExpr *pequals = new wxExpr(wxExprWord, wxT("="));
 
   wxExpr *listExpr = new wxExpr(wxExprList);
 
@@ -417,7 +414,7 @@ void wxExpr::AddAttributeValue(const wxString& attribute, long val)
 
   wxExpr *patt = new wxExpr(wxExprWord, attribute);
   wxExpr *pval = new wxExpr(val);
-  wxExpr *pequals = new wxExpr(wxExprWord, "=");
+  wxExpr *pequals = new wxExpr(wxExprWord, wxT("="));
 
   wxExpr *listExpr = new wxExpr(wxExprList);
 
@@ -428,7 +425,7 @@ void wxExpr::AddAttributeValue(const wxString& attribute, long val)
   Append(listExpr);
 }
 
-void wxExpr::AddAttributeValue(const wxString& attribute, float val)
+void wxExpr::AddAttributeValue(const wxString& attribute, double val)
 {
   if (type != wxExprList)
   {
@@ -439,7 +436,7 @@ void wxExpr::AddAttributeValue(const wxString& attribute, float val)
 //  DeleteAttributeValue(attribute);
   wxExpr *patt = new wxExpr(wxExprWord, attribute);
   wxExpr *pval = new wxExpr(val);
-  wxExpr *pequals = new wxExpr(wxExprWord, "=");
+  wxExpr *pequals = new wxExpr(wxExprWord, wxT("="));
 
   wxExpr *listExpr = new wxExpr(wxExprList);
 
@@ -462,7 +459,7 @@ void wxExpr::AddAttributeValueString(const wxString& attribute, const wxString&
 
   wxExpr *patt = new wxExpr(wxExprWord, attribute);
   wxExpr *pval = new wxExpr(wxExprString, val);
-  wxExpr *pequals = new wxExpr(wxExprWord, "=");
+  wxExpr *pequals = new wxExpr(wxExprWord, wxT("="));
 
   wxExpr *listExpr = new wxExpr(wxExprList);
 
@@ -485,7 +482,7 @@ void wxExpr::AddAttributeValueWord(const wxString& attribute, const wxString& va
 
   wxExpr *patt = new wxExpr(wxExprWord, attribute);
   wxExpr *pval = new wxExpr(wxExprWord, val);
-  wxExpr *pequals = new wxExpr(wxExprWord, "=");
+  wxExpr *pequals = new wxExpr(wxExprWord, wxT("="));
 
   wxExpr *listExpr = new wxExpr(wxExprList);
 
@@ -510,7 +507,7 @@ void wxExpr::AddAttributeValue(const wxString& attribute, wxList *val)
 
   wxExpr *patt = new wxExpr(wxExprWord, attribute);
   wxExpr *pval = new wxExpr(val);
-  wxExpr *pequals = new wxExpr(wxExprWord, "=");
+  wxExpr *pequals = new wxExpr(wxExprWord, wxT("="));
 
   wxExpr *listExpr = new wxExpr(wxExprList);
 
@@ -546,7 +543,7 @@ void wxExpr::AddAttributeValueStringList(const wxString& attribute, wxList *stri
 
   // Now make an (=, Att, Value) triple
   wxExpr *patt = new wxExpr(wxExprWord, attribute);
-  wxExpr *pequals = new wxExpr(wxExprWord, "=");
+  wxExpr *pequals = new wxExpr(wxExprWord, wxT("="));
 
   wxExpr *listExpr2 = new wxExpr(wxExprList);
 
@@ -584,6 +581,18 @@ bool wxExpr::GetAttributeValue(const wxString& att, long& var) const
 }
 
 bool wxExpr::GetAttributeValue(const wxString& att, float& var) const
+{
+  wxExpr *expr = AttributeValue(att);
+  if (expr && (expr->Type() == wxExprInteger || expr->Type() == wxExprReal))
+  {
+    var = (float) expr->RealValue();
+    return TRUE;
+  }
+  else
+    return FALSE;
+}
+
+bool wxExpr::GetAttributeValue(const wxString& att, double& var) const
 {
   wxExpr *expr = AttributeValue(att);
   if (expr && (expr->Type() == wxExprInteger || expr->Type() == wxExprReal))
@@ -644,18 +653,18 @@ bool wxExpr::GetAttributeValueStringList(const wxString& att, wxList *var) const
 }
 
 // Compatibility
-void wxExpr::AssignAttributeValue(char *att, char **var) const
+void wxExpr::AssignAttributeValue(wxChar *att, wxChar **var) const
 {
   wxString str;
   if (GetAttributeValue(att, str))
   {
     if (*var)
       delete[] *var;
-    *var = copystring((const char *) str);
+    *var = copystring((const wxChar *) str);
   }
 }
 
-void wxExpr::WriteClause(ostream& stream)  // Write this expression as a top-level clause
+void wxExpr::WriteClause(FILE* stream)  // Write this expression as a top-level clause
 {
   if (type != wxExprList)
     return;
@@ -664,23 +673,24 @@ void wxExpr::WriteClause(ostream& stream)  // Write this expression as a top-lev
   if (node)
   {
     node->WriteExpr(stream);
-    stream << "(";
+    fprintf( stream, "(" );
     node = node->next;
     bool first = TRUE;
     while (node)
     {
       if (!first)
-        stream << "  ";
+        fprintf( stream, "  " );
       node->WriteExpr(stream);
       node = node->next;
-      if (node) stream << ",\n";
+      if (node) 
+        fprintf( stream, ",\n" );
       first = FALSE;
     }
-    stream << ").\n\n";
+    fprintf( stream, ").\n\n" );
   }
 }
 
-void wxExpr::WriteExpr(ostream& stream)    // Write as any other subexpression
+void wxExpr::WriteExpr(FILE* stream)    // Write as any other subexpression
 {
   // This seems to get round an optimizer bug when
   // using Watcom C++ 10a in WIN32 compilation mode.
@@ -697,89 +707,87 @@ void wxExpr::WriteExpr(ostream& stream)    // Write as any other subexpression
   {
     case wxExprInteger:
     {
-      stream << value.integer;
+      fprintf( stream, "%ld", value.integer );
       break;
     }
     case wxExprReal:
     {
-      float f = value.real;
-/* Now the parser can cope with this.
-      // Prevent printing in 'e' notation. Any better way?
-      if (fabs(f) < 0.00001)
-        f = 0.0;
-*/
-      char buf[40];
-      sprintf(buf, "%.6g", f);
-      stream << buf;
+      double f = value.real;
+      fprintf( stream, "%.6g", f);
       break;
     }
     case wxExprString:
     {
-      stream << "\"";
-      int i;
-      int len = strlen(value.string);
+      fprintf( stream, "\"" );
+      size_t i;
+      const wxWX2MBbuf val = wxConvLibc.cWX2MB(value.string);
+      size_t len = strlen(val);
       for (i = 0; i < len; i++)
       {
-        char ch = value.string[i];
+        char ch = val[i];
         if (ch == '"' || ch == '\\')
-          stream << "\\";
-        stream << ch;
+        fprintf( stream, "\\" );
+        char tmp[2];
+        tmp[0] = ch;
+        tmp[1] = 0;
+        fprintf( stream, tmp );
       }
-
-      stream << "\"";
+      fprintf( stream, "\"" );
       break;
     }
     case wxExprWord:
     {
       bool quote_it = FALSE;
-      int len = strlen(value.word);
-      if ((len == 0) || (len > 0 && (value.word[0] > 64 && value.word[0] < 91)))
+      const wxWX2MBbuf val = wxConvLibc.cWX2MB(value.word);
+      size_t len = strlen(val);
+      if ((len == 0) || (len > 0 && (val[(size_t) 0] > 64 && val[(size_t) 0] < 91)))
         quote_it = TRUE;
       else
       {
-        int i;
+        size_t i;
         for (i = 0; i < len; i++)
-          if ((!isalpha(value.word[i])) && (!isdigit(value.word[i])) &&
-              (value.word[i] != '_'))
+          if ((!isalpha(val[i])) && (!isdigit(val[i])) &&
+              (val[i] != '_'))
             { quote_it = TRUE; i = len; }
       }
 
       if (quote_it)
-        stream << "'";
+        fprintf( stream ,"'" );
 
-      stream << value.word;
+      fprintf( stream, val );
 
       if (quote_it)
-        stream << "'";
+        fprintf( stream, "'" );
 
       break;
     }
     case wxExprList:
     {
       if (!value.first)
-        stream << "[]";
+        fprintf( stream, "[]" );
       else
       {
         wxExpr *expr = value.first;
 
-        if ((expr->Type() == wxExprWord) && (strcmp(expr->WordValue(), "=") == 0))
+        if ((expr->Type() == wxExprWord) && (wxStrcmp(expr->WordValue(), wxT("=")) == 0))
         {
           wxExpr *arg1 = expr->next;
           wxExpr *arg2 = arg1->next;
           arg1->WriteExpr(stream);
-          stream << " = ";
+          fprintf( stream, " = " );
           arg2->WriteExpr(stream);
         }
         else
         {
-          stream << "[";
+          fprintf( stream, "[" );
           while (expr)
           {
             expr->WriteExpr(stream);
             expr = expr->next;
-            if (expr) stream << ", ";
+            if (expr) 
+	        fprintf( stream, ", " );
           }
-          stream << "]";
+          fprintf( stream, "]" );
         }
       }
       break;
@@ -788,50 +796,12 @@ void wxExpr::WriteExpr(ostream& stream)    // Write as any other subexpression
   }
 }
 
-void wxExpr::WriteLispExpr(ostream& stream)
-{
-  switch (type)
-  {
-    case wxExprInteger:
-    {
-      stream << value.integer;
-      break;
-    }
-    case wxExprReal:
-    {
-      stream << value.real;
-      break;
-    }
-    case wxExprString:
-    {
-      stream << "\"" << value.string << "\"";
-      break;
-    }
-    case wxExprWord:
-    {
-      stream << value.word;
-      break;
-    }
-    case wxExprList:
-    {
-      wxExpr *expr = value.first;
-
-      stream << "(";
-      while (expr)
-      {
-        expr->WriteLispExpr(stream);
-        expr = expr->next;
-        if (expr) stream << " ";
-      }
-
-      stream << ")";
-      break;
-    }
-   case wxExprNull: break;
-  }
-}
+/*
+ * wxExpr 'database' (list of expressions)
+ */
+ 
+IMPLEMENT_DYNAMIC_CLASS(wxExprDatabase, wxList)
 
-// wxExpr 'database' (list of expressions)
 wxExprDatabase::wxExprDatabase(wxExprErrorHandler handler)
 {
   position = NULL;
@@ -924,7 +894,7 @@ wxExpr *wxExprDatabase::FindClause(const wxString& word, long val)
   return found;
 }
 
-wxExpr *wxExprDatabase::FindClause(const wxString& word, float val)
+wxExpr *wxExprDatabase::FindClause(const wxString& word, double val)
 {
   wxExpr *found = NULL;
   while (position && !found)
@@ -969,12 +939,12 @@ void wxExprDatabase::Append(wxExpr *clause)
     wxExpr *expr = clause->AttributeValue(attribute_to_hash);
     if (expr)
     {
-      long functor_key = hash_table->MakeKey((char *)(const char *)functor);
+      long functor_key = hash_table->MakeKey(WXSTRINGCAST functor);
       long value_key = 0;
       if (expr && expr->Type() == wxExprString)
       {
-        value_key = hash_table->MakeKey((char *)(const char *)expr->StringValue());
-        hash_table->Put(functor_key + value_key, (char *)(const char *)expr->StringValue(), (wxObject *)clause);
+        value_key = hash_table->MakeKey(WXSTRINGCAST expr->StringValue());
+        hash_table->Put(functor_key + value_key, WXSTRINGCAST expr->StringValue(), (wxObject *)clause);
       }
       else if (expr && expr->Type() == wxExprInteger)
       {
@@ -988,7 +958,7 @@ void wxExprDatabase::Append(wxExpr *clause)
 
 wxExpr *wxExprDatabase::HashFind(const wxString& functor, long value) const
 {
-  long key = hash_table->MakeKey((char *)(const char *)functor) + value;
+  long key = hash_table->MakeKey(WXSTRINGCAST functor) + value;
 
   // The key alone isn't guaranteed to be unique:
   // must supply value too. Let's assume the value of the
@@ -998,8 +968,8 @@ wxExpr *wxExprDatabase::HashFind(const wxString& functor, long value) const
 
 wxExpr *wxExprDatabase::HashFind(const wxString& functor, const wxString& value) const
 {
-  long key = hash_table->MakeKey((char *)(const char *)functor) + hash_table->MakeKey((char *)(const char *)value);
-  return (wxExpr *)hash_table->Get(key, (char *)(const char *)value);
+  long key = hash_table->MakeKey(WXSTRINGCAST functor) + hash_table->MakeKey(WXSTRINGCAST value);
+  return (wxExpr *)hash_table->Get(key, WXSTRINGCAST value);
 }
 
 void wxExprDatabase::ClearDatabase(void)
@@ -1022,7 +992,7 @@ bool wxExprDatabase::Read(const wxString& filename)
 {
   noErrors = 0;
 
-  FILE *f = fopen((const char *)filename, "r");
+  FILE *f = wxFopen(filename, _T("r"));
   if (f)
   {
     thewxExprDatabase = this;
@@ -1045,7 +1015,8 @@ bool wxExprDatabase::ReadFromString(const wxString& buffer)
   noErrors = 0;
   thewxExprDatabase = this;
 
-  LexFromString((char *)(const char *)buffer);
+  const wxWX2MBbuf buf = buffer.mb_str();
+  LexFromString(wxMBSTRINGCAST buf);
   yyparse();
   wxExprCleanUp();
   return (noErrors == 0);
@@ -1053,13 +1024,17 @@ bool wxExprDatabase::ReadFromString(const wxString& buffer)
 
 bool wxExprDatabase::Write(const wxString& fileName)
 {
-  ofstream str((char *)(const char *)fileName);
-  if (str.bad())
+  FILE *stream = wxFopen( fileName, _T("w+"));
+  
+  if (!stream)
     return FALSE;
-  return Write(str);
+    
+  bool success = Write(stream);
+  fclose(stream);
+  return success;
 }
 
-bool wxExprDatabase::Write(ostream& stream)
+bool wxExprDatabase::Write(FILE *stream)
 {
   noErrors = 0;
   wxNode *node = First();
@@ -1072,19 +1047,6 @@ bool wxExprDatabase::Write(ostream& stream)
   return (noErrors == 0);
 }
 
-void wxExprDatabase::WriteLisp(ostream& stream)
-{
-  noErrors = 0;
-  wxNode *node = First();
-  while (node)
-  {
-    wxExpr *expr = (wxExpr *)node->Data();
-    expr->WriteLispExpr(stream);
-    stream << "\n\n";
-    node = node->Next();
-  }
-}
-
 void add_expr(wxExpr * expr)
 {
   thewxExprDatabase->Append(expr);
@@ -1112,19 +1074,19 @@ bool wxExprIsFunctor(wxExpr *expr, const wxString& functor)
  *
  */
 
-char *make_integer(char *str)
+char *wxmake_integer(char *str)
 {
   wxExpr *x = new wxExpr(atol(str));
 
   return (char *)x;
 }
 
-char *make_real(char *str1, char *str2)
+char *wxmake_real(char *str1, char *str2)
 {
   char buf[50];
 
   sprintf(buf, "%s.%s", str1, str2);
-  float f = (float)atof(buf);
+  double f = (double)atof(buf);
   wxExpr *x = new wxExpr(f);
 
   return (char *)x;
@@ -1132,19 +1094,19 @@ char *make_real(char *str1, char *str2)
 
 // extern "C" double exp10(double);
 
-char *make_exp(char *str1, char *str2)
+char *wxmake_exp(char *str1, char *str2)
 {
   double mantissa = (double)atoi(str1);
   double exponent = (double)atoi(str2);
 
   double d = mantissa * pow(10.0, exponent);
 
-  wxExpr *x = new wxExpr((float)d);
+  wxExpr *x = new wxExpr(d);
 
   return (char *)x;
 }
 
-char *make_exp2(char *str1, char *str2, char *str3)
+char *wxmake_exp2(char *str1, char *str2, char *str3)
 {
   char buf[50];
 
@@ -1154,45 +1116,46 @@ char *make_exp2(char *str1, char *str2, char *str3)
 
   double d = mantissa * pow(10.0, exponent);
 
-  wxExpr *x = new wxExpr((float)d);
+  wxExpr *x = new wxExpr(d);
 
   return (char *)x;
 }
 
-char *make_word(char *str)
+char *wxmake_word(char *str)
 {
   wxExpr *x = new wxExpr(wxExprWord, str);
   return (char *)x;
 }
 
-char *make_string(char *str)
+char *wxmake_string(char *str)
 {
-  char *s, *t;
-  int len, i;
+  wxChar *s, *t;
+  size_t len, i;
+  const wxMB2WXbuf sbuf = wxConvLibc.cMB2WX(str);
 
-  str++;			/* skip leading quote */
-  len = strlen(str) - 1;	/* ignore trailing quote */
+//  str++;			/* skip leading quote */
+  len = wxStrlen(sbuf) - 1;	/* ignore trailing quote */
     
-  s = new char[len + 1];
+  s = new wxChar[len + 1];
     
   t = s;
-  for(i=0; i<len; i++)
+  for(i=1; i<len; i++) // 1 since we want to skip leading quote
   {
-    if (str[i] == '\\' && str[i+1] == '"')
+    if (sbuf[i] == wxT('\\') && sbuf[i+1] == wxT('"'))
     {
-      *t++ = '"';
+      *t++ = wxT('"');
       i ++;
     }
-    else if (str[i] == '\\' && str[i+1] == '\\')
+    else if (sbuf[i] == wxT('\\') && sbuf[i+1] == wxT('\\'))
     {
-      *t++ = '\\';
+      *t++ = wxT('\\');
       i ++;
     }
     else
-      *t++ = str[i];
+      *t++ = sbuf[i];
   }
 
-  *t = '\0';
+  *t = wxT('\0');
 
   wxExpr *x = new wxExpr(wxExprString, s, FALSE);
   return (char *)x;
@@ -1218,7 +1181,7 @@ void process_command(char * cexpr)
   add_expr(expr);
 }
 
-void syntax_error(char *s)
+void syntax_error(char *WXUNUSED(s))
 {
   if (currentwxExprErrorHandler)
     (void)(*(currentwxExprErrorHandler))(WXEXPR_ERROR_SYNTAX, "syntax error");