using lang param, to have a CFLanguage be consistent with C-Locale

[wxWidgets.git] / src / common / string.cpp

diff --git a/src/common/string.cpp b/src/common/string.cpp
index 5e14e76ff9e449d872f53fa9e650bd991b01960c..6b21ca1b09588be2a81743b63c5c93ffc86c5c07 100644 (file)
--- a/src/common/string.cpp
+++ b/src/common/string.cpp
@@ -1,11 +1,12 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        string.cpp
 // Purpose:     wxString class
 /////////////////////////////////////////////////////////////////////////////
 // Name:        string.cpp
 // Purpose:     wxString class

-// Author:      Vadim Zeitlin
+// Author:      Vadim Zeitlin, Ryan Norton

 // Modified by:
 // Created:     29/01/98
 // RCS-ID:      $Id$
 // Copyright:   (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
 // Modified by:
 // Created:     29/01/98
 // RCS-ID:      $Id$
 // Copyright:   (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>

+//              (c) 2004 Ryan Norton <wxprojects@comcast.net>

 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 


@@ -55,14 +56,9 @@
 // static class variables definition
 // ---------------------------------------------------------------------------
 
 // static class variables definition
 // ---------------------------------------------------------------------------
 

-#if defined(__VISAGECPP__) && __IBMCPP__ >= 400
-// must define this static for VA or else you get multiply defined symbols
-// everywhere
-const unsigned int wxSTRING_MAXLEN = UINT_MAX - 100;
-#endif // Visual Age
-

 #if !wxUSE_STL
 #if !wxUSE_STL

-  const size_t wxStringBase::npos = wxSTRING_MAXLEN;
+  //According to STL _must_ be a -1 size_t
+  const size_t wxStringBase::npos = (size_t) -1;

 #endif
 
 // ----------------------------------------------------------------------------
 #endif
 
 // ----------------------------------------------------------------------------


@@ -208,7 +204,7 @@ void wxStringBase::InitWith(const wxChar *psz, size_t nPos, size_t nLength)
       wxFAIL_MSG( _T("out of memory in wxStringBase::InitWith") );
       return;
     }
       wxFAIL_MSG( _T("out of memory in wxStringBase::InitWith") );
       return;
     }

-    memcpy(m_pchData, psz + nPos, nLength*sizeof(wxChar));
+    wxTmemcpy(m_pchData, psz + nPos, nLength);

   }
 }
 
   }
 }
 


@@ -273,7 +269,7 @@ bool wxStringBase::CopyBeforeWrite()
       // allocation failures are handled by the caller
       return false;
     }
       // allocation failures are handled by the caller
       return false;
     }

-    memcpy(m_pchData, pData->data(), nLen*sizeof(wxChar));
+    wxTmemcpy(m_pchData, pData->data(), nLen);

   }
 
   wxASSERT( !GetStringData()->IsShared() );  // we must be the only owner
   }
 
   wxASSERT( !GetStringData()->IsShared() );  // we must be the only owner


@@ -475,25 +471,25 @@ size_t wxStringBase::find(const wxStringBase& str, size_t nStart) const
   wxASSERT( nStart <= length() );
 
   //anchor
   wxASSERT( nStart <= length() );
 
   //anchor

-  const wxChar* p = wxMemchr(c_str() + nStart, 
-                    str.c_str()[0], 
-                    length() - nStart);
- 
+  const wxChar* p = (const wxChar*)wxTmemchr(c_str() + nStart,
+                                            str.c_str()[0],
+                                            length() - nStart);
+

   if(!p)
       return npos;
 
   while(p - c_str() + str.length() <= length() &&
   if(!p)
       return npos;
 
   while(p - c_str() + str.length() <= length() &&

-        wxMemcmp(p, str.c_str(), str.length()) )
+        wxTmemcmp(p, str.c_str(), str.length()) )

   {
       //anchor again
   {
       //anchor again

-      p = wxMemchr(++p, 
-                    str.c_str()[0], 
-                    length() - (p - c_str()));
+      p = (const wxChar*)wxTmemchr(++p,
+                                  str.c_str()[0],
+                                  length() - (p - c_str()));

 
       if(!p)
           return npos;
   }
 
       if(!p)
           return npos;
   }

-       
+

    return (p - c_str() + str.length() <= length()) ? p - c_str() : npos;
 }
 
    return (p - c_str() + str.length() <= length()) ? p - c_str() : npos;
 }
 


@@ -506,7 +502,7 @@ size_t wxStringBase::find(wxChar ch, size_t nStart) const
 {
   wxASSERT( nStart <= length() );
 
 {
   wxASSERT( nStart <= length() );
 

-  const wxChar *p = wxMemchr(c_str() + nStart, ch, length() - nStart);
+  const wxChar *p = (const wxChar*)wxTmemchr(c_str() + nStart, ch, length() - nStart);

 
   return p == NULL ? npos : p - c_str();
 }
 
   return p == NULL ? npos : p - c_str();
 }


@@ -533,7 +529,7 @@ size_t wxStringBase::rfind(const wxStringBase& str, size_t nStart) const
         const wxChar *cursor = c_str() + top;
         do
         {
         const wxChar *cursor = c_str() + top;
         do
         {

-            if ( wxMemcmp(cursor, str.c_str(),
+            if ( wxTmemcmp(cursor, str.c_str(),

                         str.length()) == 0 )
             {
                 return cursor - c_str();
                         str.length()) == 0 )
             {
                 return cursor - c_str();


@@ -580,7 +576,7 @@ size_t wxStringBase::find_first_of(const wxChar* sz, size_t nStart) const
     size_t i;
     for(i = nStart; i < this->length(); ++i)
     {
     size_t i;
     for(i = nStart; i < this->length(); ++i)
     {

-        if (wxMemchr(sz, *(c_str() + i), len))
+        if (wxTmemchr(sz, *(c_str() + i), len))

             break;
     }
 
             break;
     }
 


@@ -609,10 +605,10 @@ size_t wxStringBase::find_last_of(const wxChar* sz, size_t nStart) const
     }
 
     size_t len = wxStrlen(sz);
     }
 
     size_t len = wxStrlen(sz);

-    
+

     for ( const wxChar *p = c_str() + nStart; p >= c_str(); --p )
     {
     for ( const wxChar *p = c_str() + nStart; p >= c_str(); --p )
     {

-        if ( wxMemchr(sz, *p, len) )
+        if ( wxTmemchr(sz, *p, len) )

             return p - c_str();
     }
 
             return p - c_str();
     }
 


@@ -641,7 +637,7 @@ size_t wxStringBase::find_first_not_of(const wxChar* sz, size_t nStart) const
     size_t i;
     for(i = nStart; i < this->length(); ++i)
     {
     size_t i;
     for(i = nStart; i < this->length(); ++i)
     {

-        if (!wxMemchr(sz, *(c_str() + i), len))
+        if (!wxTmemchr(sz, *(c_str() + i), len))

             break;
     }
 
             break;
     }
 


@@ -685,7 +681,7 @@ size_t wxStringBase::find_last_not_of(const wxChar* sz, size_t nStart) const
 
     for ( const wxChar *p = c_str() + nStart; p >= c_str(); --p )
     {
 
     for ( const wxChar *p = c_str() + nStart; p >= c_str(); --p )
     {

-        if ( !wxMemchr(sz, *p,len) )
+        if ( !wxTmemchr(sz, *p,len) )

              return p - c_str();
     }
 
              return p - c_str();
     }
 


@@ -741,7 +737,7 @@ wxStringBase& wxStringBase::replace(size_t nStart, size_t nLen,
 wxStringBase& wxStringBase::replace(size_t nStart, size_t nLen,
                                     size_t nCount, wxChar ch)
 {
 wxStringBase& wxStringBase::replace(size_t nStart, size_t nLen,
                                     size_t nCount, wxChar ch)
 {

-  return replace(nStart, nLen, wxStringBase(ch, nCount).c_str());
+  return replace(nStart, nLen, wxStringBase(nCount, ch).c_str());

 }
 
 wxStringBase& wxStringBase::replace(size_t nStart, size_t nLen,
 }
 
 wxStringBase& wxStringBase::replace(size_t nStart, size_t nLen,


@@ -915,20 +911,17 @@ static inline int wxDoCmp(const wxChar* s1, size_t l1,
                           const wxChar* s2, size_t l2)
 {
     if( l1 == l2 )
                           const wxChar* s2, size_t l2)
 {
     if( l1 == l2 )

-        return wxMemcmp(s1, s2, l1);
+        return wxTmemcmp(s1, s2, l1);

     else if( l1 < l2 )
     {
     else if( l1 < l2 )
     {

-        int ret = wxMemcmp(s1, s2, l1);
+        int ret = wxTmemcmp(s1, s2, l1);

         return ret == 0 ? -1 : ret;
     }
         return ret == 0 ? -1 : ret;
     }

-    else if( l1 > l2 )
+    else

     {
     {

-        int ret = wxMemcmp(s1, s2, l2);
+        int ret = wxTmemcmp(s1, s2, l2);

         return ret == 0 ? +1 : ret;
     }
         return ret == 0 ? +1 : ret;
     }

-
-    wxFAIL;   // must never get there
-    return 0; // quiet compilers

 }
 
 int STRINGCLASS::compare(const wxStringBase& str) const
 }
 
 int STRINGCLASS::compare(const wxStringBase& str) const


@@ -985,7 +978,7 @@ int STRINGCLASS::compare(size_t nStart, size_t nLen,
 // ===========================================================================
 
 // ---------------------------------------------------------------------------
 // ===========================================================================
 
 // ---------------------------------------------------------------------------

-// construction
+// construction and conversion

 // ---------------------------------------------------------------------------
 
 #if wxUSE_UNICODE
 // ---------------------------------------------------------------------------
 
 #if wxUSE_UNICODE


@@ -1012,7 +1005,10 @@ wxString::wxString(const char *psz, wxMBConv& conv, size_t nLength)
     if ( psz )
     {
         // calculate the needed size ourselves or use the provided one
     if ( psz )
     {
         // calculate the needed size ourselves or use the provided one

-        nLen = conv.MB2WC(NULL, psz, 0);
+        if (nLength == npos)
+            nLen = strlen(psz);
+        else
+            nLen = nLength;

     }
     else
     {
     }
     else
     {


@@ -1020,31 +1016,27 @@ wxString::wxString(const char *psz, wxMBConv& conv, size_t nLength)
         nLen = 0;
     }
 
         nLen = 0;
     }
 

+

     // anything to do?
     if ( (nLen != 0) && (nLen != (size_t)-1) )
     {
     // anything to do?
     if ( (nLen != 0) && (nLen != (size_t)-1) )
     {

-        if ( !Alloc(nLen) )
-        {
-            wxFAIL_MSG( _T("out of memory in wxString::wxString") );
-        }
-        else
-        {
-            wxWCharBuffer buf(nLen);
-            // MB2WC wants the buffer size, not the string length hence +1
-            nLen = conv.MB2WC(buf.data(), psz, nLen + 1);
+        //Convert string
+        size_t nRealSize;
+        wxWCharBuffer theBuffer = conv.cMB2WC(psz, nLen, &nRealSize);

 
 

-            if ( nLen != (size_t)-1 )
-            {
-                // initialized ok, set the real length as nLength specified by
-                // the caller could be greater than the real string length
-                assign(buf.data(), nLen);
-                return;
-            }
-            //else: the conversion failed -- leave the string empty (what else?)
-        }
+        //Copy 
+        if (nRealSize)
+            assign( theBuffer.data() , nRealSize - 1 );

     }
 }
 
     }
 }
 

+//Convert wxString in Unicode mode to a multi-byte string
+const wxCharBuffer wxString::mb_str(wxMBConv& conv) const
+{
+    size_t dwOutSize;
+    return conv.cWC2MB(c_str(), length(), &dwOutSize);
+}
+

 #else // ANSI
 
 #if wxUSE_WCHAR_T
 #else // ANSI
 
 #if wxUSE_WCHAR_T


@@ -1070,7 +1062,10 @@ wxString::wxString(const wchar_t *pwz, wxMBConv& conv, size_t nLength)
     if ( pwz )
     {
         // calculate the needed size ourselves or use the provided one
     if ( pwz )
     {
         // calculate the needed size ourselves or use the provided one

-        nLen = conv.WC2MB(NULL, pwz, 0);
+        if (nLength == npos)
+            nLen = wxWcslen(pwz);
+        else
+            nLen = nLength;

     }
     else
     {
     }
     else
     {


@@ -1081,26 +1076,24 @@ wxString::wxString(const wchar_t *pwz, wxMBConv& conv, size_t nLength)
     // anything to do?
     if ( (nLen != 0) && (nLen != (size_t)-1) )
     {
     // anything to do?
     if ( (nLen != 0) && (nLen != (size_t)-1) )
     {

-        if ( !Alloc(nLen) )
-        {
-            wxFAIL_MSG( _T("out of memory in wxString::wxString") );
-        }
-        else
-        {
-            wxCharBuffer buf(nLen);
-            // WC2MB wants the buffer size, not the string length
-            if ( conv.WC2MB(buf.data(), pwz, nLen + 1) != (size_t)-1 )
-            {
-                // initialized ok
-                assign(buf.data(), nLen);
-                return;
-            }
-            //else: the conversion failed -- leave the string empty (what else?)
-        }
+        //Convert string
+        size_t nRealSize;
+        wxCharBuffer theBuffer = conv.cWC2MB(pwz, nLen, &nRealSize);
+
+        //Copy 
+        if (nRealSize)
+            assign( theBuffer.data() , nRealSize - 1 );

     }
     }

+}

 
 

-    // leave empty
+//Converts this string to a wide character string if unicode
+//mode is not enabled and wxUSE_WCHAR_T is enabled
+const wxWCharBuffer wxString::wc_str(wxMBConv& conv) const
+{
+    size_t dwOutSize;
+    return conv.cMB2WC(c_str(), length(), &dwOutSize);

 }
 }

+

 #endif // wxUSE_WCHAR_T
 
 #endif // Unicode/ANSI
 #endif // wxUSE_WCHAR_T
 
 #endif // Unicode/ANSI


@@ -1274,7 +1267,7 @@ static inline int wxDoCmpNoCase(const wxChar* s1, size_t l1,
             if(wxTolower(s1[i]) != wxTolower(s2[i]))
                 break;
         }
             if(wxTolower(s1[i]) != wxTolower(s2[i]))
                 break;
         }

-        return i == l1 ? 0 : s1[i] < s2[i] ? -1 : 1;
+        return i == l1 ? 0 : wxTolower(s1[i]) < wxTolower(s2[i]) ? -1 : 1;

     }
     else if( l1 < l2 )
     {
     }
     else if( l1 < l2 )
     {


@@ -1283,20 +1276,17 @@ static inline int wxDoCmpNoCase(const wxChar* s1, size_t l1,
             if(wxTolower(s1[i]) != wxTolower(s2[i]))
                 break;
         }
             if(wxTolower(s1[i]) != wxTolower(s2[i]))
                 break;
         }

-        return i == l1 ? -1 : s1[i] < s2[i] ? -1 : 1;
+        return i == l1 ? -1 : wxTolower(s1[i]) < wxTolower(s2[i]) ? -1 : 1;

     }
     }

-    else if( l1 > l2 )
+    else

     {
         for(i = 0; i < l2; ++i)
         {
             if(wxTolower(s1[i]) != wxTolower(s2[i]))
                 break;
         }
     {
         for(i = 0; i < l2; ++i)
         {
             if(wxTolower(s1[i]) != wxTolower(s2[i]))
                 break;
         }

-        return i == l2 ? 1 : s1[i] < s2[i] ? -1 : 1;
+        return i == l2 ? 1 : wxTolower(s1[i]) < wxTolower(s2[i]) ? -1 : 1;

     }
     }

-
-    wxFAIL;   // must never get there
-    return 0; // quiet compilers

 }
 
 int wxString::CmpNoCase(const wxString& s) const
 }
 
 int wxString::CmpNoCase(const wxString& s) const


@@ -1359,12 +1349,13 @@ const wxCharBuffer wxString::ToAscii() const
     // this will allocate enough space for the terminating NUL too
     wxCharBuffer buffer(length());
 
     // this will allocate enough space for the terminating NUL too
     wxCharBuffer buffer(length());
 

-    signed char *dest = (signed char *)buffer.data();
+
+    char *dest = buffer.data();

 
     const wchar_t *pwc = c_str();
     for ( ;; )
     {
 
     const wchar_t *pwc = c_str();
     for ( ;; )
     {

-        *dest++ = *pwc > SCHAR_MAX ? '_' : *pwc;
+        *dest++ = (char)(*pwc > SCHAR_MAX ? wxT('_') : *pwc);

 
         // the output string can't have embedded NULs anyhow, so we can safely
         // stop at first of them even if we do have any
 
         // the output string can't have embedded NULs anyhow, so we can safely
         // stop at first of them even if we do have any


@@ -1586,7 +1577,7 @@ bool wxString::IsNumber() const
 {
   const wxChar *s = (const wxChar*) *this;
   if (wxStrlen(s))
 {
   const wxChar *s = (const wxChar*) *this;
   if (wxStrlen(s))

-     if ((s[0] == '-') || (s[0] == '+')) s++;
+     if ((s[0] == wxT('-')) || (s[0] == wxT('+'))) s++;

   while(*s){
     if(!wxIsdigit(*s)) return(false);
     s++;
   while(*s){
     if(!wxIsdigit(*s)) return(false);
     s++;