removed old Win16 files

[wxWidgets.git] / include / wx / string.h

diff --git a/include/wx/string.h b/include/wx/string.h
index fef44a0ca8bf9dbe3c134ca5564abe78bcda2d8f..ac55f5c5f968f694d2bfdc77b39a9b8f9e0cdc14 100644 (file)
--- a/include/wx/string.h
+++ b/include/wx/string.h
@@ -164,7 +164,7 @@ inline int Stricmp(const char *psz1, const char *psz2)
 // ----------------------------------------------------------------------------
 
 // in both cases we need to define wxStdString
-#if wxUSE_STL || defined(wxUSE_STD_STRING)
+#if wxUSE_STL || wxUSE_STD_STRING
 
 #include "wx/beforestd.h"
 #include <string>
@@ -187,6 +187,7 @@ inline int Stricmp(const char *psz1, const char *psz2)
     // we don't need an extra ctor from std::string when copy ctor already does
     // the work
     #undef wxUSE_STD_STRING
+    #define wxUSE_STD_STRING 0
 
     #if (defined(__GNUG__) && (__GNUG__ < 3)) || \
         (defined(_MSC_VER) && (_MSC_VER <= 1200))
@@ -196,7 +197,8 @@ inline int Stricmp(const char *psz1, const char *psz2)
     typedef wxStdString wxStringBase;
 #else // if !wxUSE_STL
 
-#ifndef HAVE_STD_STRING_COMPARE
+#if !defined(HAVE_STD_STRING_COMPARE) && \
+    (!defined(__WX_SETUP_H__) || wxUSE_STL == 0)
     #define HAVE_STD_STRING_COMPARE
 #endif
 
@@ -260,7 +262,7 @@ protected:
     // initializes the string to the empty value (must be called only from
     // ctors, use Reinit() otherwise)
   void Init() { m_pchData = (wxChar *)wxEmptyString; }
-    // initializaes the string with (a part of) C-string
+    // initializes the string with (a part of) C-string
   void InitWith(const wxChar *psz, size_t nPos = 0, size_t nLen = npos);
     // as Init, but also frees old data
   void Reinit() { GetStringData()->Unlock(); Init(); }
@@ -512,11 +514,8 @@ public:
     // find a substring
   size_t find(const wxStringBase& str, size_t nStart = 0) const;
 
-  // VC++ 1.5 can't cope with this syntax.
-#if !defined(__VISUALC__) || defined(__WIN32__)
     // find first n characters of sz
   size_t find(const wxChar* sz, size_t nStart = 0, size_t n = npos) const;
-#endif // VC++ 1.5
 
     // find the first occurence of character ch after nStart
   size_t find(wxChar ch, size_t nStart = 0) const;
@@ -526,7 +525,6 @@ public:
     // as find, but from the end
   size_t rfind(const wxStringBase& str, size_t nStart = npos) const;
 
-  // VC++ 1.5 can't cope with this syntax.
     // as find, but from the end
   size_t rfind(const wxChar* sz, size_t nStart = npos,
                size_t n = npos) const;
@@ -661,7 +659,7 @@ public:
   // unconditionally add this ctor as it would make wx lib dependent on
   // libstdc++ on some Linux versions which is bad, so instead we ask the
   // client code to define this wxUSE_STD_STRING symbol if they need it
-#ifdef wxUSE_STD_STRING
+#if wxUSE_STD_STRING
   wxString(const wxStdString& s)
       : wxStringBase(s.c_str()) { }
 #endif // wxUSE_STD_STRING
@@ -673,7 +671,10 @@ public:
   wxString(const wxWCharBuffer& psz) : wxStringBase(psz.data()) { }
 #else // ANSI
     // from C string (for compilers using unsigned char)
-  wxString(const unsigned char* psz, size_t nLength = npos)
+  wxString(const unsigned char* psz)
+      : wxStringBase((const char*)psz) { }
+    // from part of C string (for compilers using unsigned char)
+  wxString(const unsigned char* psz, size_t nLength)
       : wxStringBase((const char*)psz, nLength) { }
 
 #if wxUSE_WCHAR_T
@@ -700,7 +701,7 @@ public:
   {
     Truncate(0);
 
-    wxASSERT_MSG( IsEmpty(), _T("string not empty after call to Empty()?") );
+    wxASSERT_MSG( empty(), _T("string not empty after call to Empty()?") );
   }
     // empty the string and free memory
   void Clear()
@@ -731,7 +732,7 @@ public:
     // get last character
     wxChar  Last() const
       {
-          wxASSERT_MSG( !IsEmpty(), _T("wxString: index out of bounds") );
+          wxASSERT_MSG( !empty(), _T("wxString: index out of bounds") );
 
           return at(length() - 1);
       }
@@ -739,7 +740,7 @@ public:
     // get writable last character
     wxChar& Last()
       {
-          wxASSERT_MSG( !IsEmpty(), _T("wxString: index out of bounds") );
+          wxASSERT_MSG( !empty(), _T("wxString: index out of bounds") );
           return at(length() - 1);
       }
 
@@ -847,9 +848,16 @@ public:
     // from a character
   wxString& operator=(wxChar ch)
     { return (wxString&)wxStringBase::operator=(ch); }
-    // from a C string
+    // from a C string - STL probably will crash on NULL,
+    // so we need to compensate in that case
+#if wxUSE_STL
+  wxString& operator=(const wxChar *psz)
+    { if(psz) wxStringBase::operator=(psz); else Clear(); return *this; }
+#else
   wxString& operator=(const wxChar *psz)
     { return (wxString&)wxStringBase::operator=(psz); }
+#endif
+
 #if wxUSE_UNICODE
     // from wxWCharBuffer
   wxString& operator=(const wxWCharBuffer& psz)
@@ -906,8 +914,8 @@ public:
     // string += C string
   wxString& Append(const wxString& s)
     {
-        // test for IsEmpty() to share the string if possible
-        if ( IsEmpty() )
+        // test for empty() to share the string if possible
+        if ( empty() )
             *this = s;
         else
             append(s);
@@ -926,16 +934,19 @@ public:
     { *this = str + *this; return *this; }
 
     // non-destructive concatenation
-      //
-  friend wxString WXDLLIMPEXP_BASE operator+(const wxString& string1,  const wxString& string2);
-      //
+      // two strings
+  friend wxString WXDLLIMPEXP_BASE operator+(const wxString& string1,
+                                             const wxString& string2);
+      // string with a single char
   friend wxString WXDLLIMPEXP_BASE operator+(const wxString& string, wxChar ch);
-      //
+      // char with a string
   friend wxString WXDLLIMPEXP_BASE operator+(wxChar ch, const wxString& string);
-      //
-  friend wxString WXDLLIMPEXP_BASE operator+(const wxString& string, const wxChar *psz);
-      //
-  friend wxString WXDLLIMPEXP_BASE operator+(const wxChar *psz, const wxString& string);
+      // string with C string
+  friend wxString WXDLLIMPEXP_BASE operator+(const wxString& string,
+                                             const wxChar *psz);
+      // C string with string
+  friend wxString WXDLLIMPEXP_BASE operator+(const wxChar *psz,
+                                             const wxString& string);
 
   // stream-like functions
       // insert an int into string
@@ -950,6 +961,20 @@ public:
       // insert an unsigned long into string
   wxString& operator<<(unsigned long ul)
     { return (*this) << Format(_T("%lu"), ul); }
+#if defined wxLongLong_t && !defined wxLongLongIsLong
+      // insert a long long if they exist and aren't longs
+  wxString& operator<<(wxLongLong_t ll)
+    {
+      const wxChar *fmt = _T("%") wxLongLongFmtSpec _T("d");
+      return (*this) << Format(fmt, ll);
+    }
+      // insert an unsigned long long
+  wxString& operator<<(wxULongLong_t ull)
+    {
+      const wxChar *fmt = _T("%") wxLongLongFmtSpec _T("u");
+      return (*this) << Format(fmt , ull);
+    }
+#endif
       // insert a float into string
   wxString& operator<<(float f)
     { return (*this) << Format(_T("%f"), f); }
@@ -1053,7 +1078,7 @@ public:
         // convert to a double
     bool ToDouble(double *val) const;
 
-  // formated input/output
+  // formatted input/output
     // as sprintf(), returns the number of characters written or < 0 on error
     // (take 'this' into account in attribute parameter count)
   int Printf(const wxChar *pszFormat, ...) ATTRIBUTE_PRINTF_2;
@@ -1127,8 +1152,8 @@ public:
   int Last( const wxChar ch ) const { return Find(ch, true); }
   bool Contains(const wxString& str) const { return Find(str) != wxNOT_FOUND; }
 
-    // use IsEmpty()
-  bool IsNull() const { return IsEmpty(); }
+    // use empty()
+  bool IsNull() const { return empty(); }
 
   // std::string compatibility functions
 
@@ -1181,7 +1206,7 @@ public:
     { return (wxString&)wxStringBase::assign(first, last); }
 
     // string comparison
-#ifndef HAVE_STD_STRING_COMPARE
+#if !defined(HAVE_STD_STRING_COMPARE)
   int compare(const wxStringBase& str) const;
     // comparison with a substring
   int compare(size_t nStart, size_t nLen, const wxStringBase& str) const;
@@ -1270,6 +1295,17 @@ public:
     { return (wxString&)wxStringBase::operator+=(ch); }
 };
 
+// notice that even though for many compilers the friend declarations above are
+// enough, from the point of view of C++ standard we must have the declarations
+// here as friend ones are not injected in the enclosing namespace and without
+// them the code fails to compile with conforming compilers such as xlC or g++4
+wxString WXDLLIMPEXP_BASE operator+(const wxString& string1,  const wxString& string2);
+wxString WXDLLIMPEXP_BASE operator+(const wxString& string, wxChar ch);
+wxString WXDLLIMPEXP_BASE operator+(wxChar ch, const wxString& string);
+wxString WXDLLIMPEXP_BASE operator+(const wxString& string, const wxChar *psz);
+wxString WXDLLIMPEXP_BASE operator+(const wxChar *psz, const wxString& string);
+
+
 // define wxArrayString, for compatibility
 #if WXWIN_COMPATIBILITY_2_4 && !wxUSE_STL
     #include "wx/arrstr.h"
@@ -1459,12 +1495,6 @@ inline bool operator!=(const wxCharBuffer& s1, const wxString& s2)
     { return (s2.Cmp((const char *)s1) != 0); }
 #endif // wxUSE_UNICODE/!wxUSE_UNICODE
 
-wxString WXDLLIMPEXP_BASE operator+(const wxString& string1,  const wxString& string2);
-wxString WXDLLIMPEXP_BASE operator+(const wxString& string, wxChar ch);
-wxString WXDLLIMPEXP_BASE operator+(wxChar ch, const wxString& string);
-wxString WXDLLIMPEXP_BASE operator+(const wxString& string, const wxChar *psz);
-wxString WXDLLIMPEXP_BASE operator+(const wxChar *psz, const wxString& string);
-
 #if wxUSE_UNICODE
 inline wxString operator+(const wxString& string, const wxWCharBuffer& buf)
     { return string + (const wchar_t *)buf; }