Unicode fix.

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

diff --git a/include/wx/string.h b/include/wx/string.h
index 8a060da5d4757ed88780b54e5eb86a982ecf7903..8948591e53f25ba926e17f7cbcf01daf987528a4 100644 (file)
--- a/include/wx/string.h
+++ b/include/wx/string.h
@@ -66,6 +66,7 @@ const unsigned int wxSTRING_MAXLEN = UINT_MAX - 100;
 
 // 'naughty' cast
 #define   WXSTRINGCAST (wxChar *)(const wxChar *)
 
 // 'naughty' cast
 #define   WXSTRINGCAST (wxChar *)(const wxChar *)

+#define   WXCSTRINGCAST (wxChar *)(const wxChar *)

 #define   MBSTRINGCAST (char *)(const char *)
 #define   WCSTRINGCAST (wchar_t *)(const wchar_t *)
 
 #define   MBSTRINGCAST (char *)(const char *)
 #define   WCSTRINGCAST (wchar_t *)(const wchar_t *)
 


@@ -169,25 +170,15 @@ struct WXDLLEXPORT wxStringData
 // ---------------------------------------------------------------------------
 // types of multibyte<->Unicode conversions
 // ---------------------------------------------------------------------------
 // ---------------------------------------------------------------------------
 // types of multibyte<->Unicode conversions
 // ---------------------------------------------------------------------------

+#if wxUSE_WCHAR_T

 class WXDLLEXPORT wxMBConv
 {
  public:
   virtual size_t MB2WC(wchar_t *buf, const char *psz, size_t n) const;
   virtual size_t WC2MB(char *buf, const wchar_t *psz, size_t n) const;
 class WXDLLEXPORT wxMBConv
 {
  public:
   virtual size_t MB2WC(wchar_t *buf, const char *psz, size_t n) const;
   virtual size_t WC2MB(char *buf, const wchar_t *psz, size_t n) const;

-  const wxWCharBuffer cMB2WC(const char *psz) const
-    {
-      size_t nLen = MB2WC((wchar_t *) NULL, psz, 0);
-      wxWCharBuffer buf(nLen);
-      MB2WC(WCSTRINGCAST buf, psz, nLen);
-      return buf;
-    }
-  const wxCharBuffer cWC2MB(const wchar_t *psz) const
-    {
-      size_t nLen = WC2MB((char *) NULL, psz, 0);
-      wxCharBuffer buf(nLen);
-      WC2MB(MBSTRINGCAST buf, psz, nLen);
-      return buf;
-    }
+  // No longer inline since BC++ complains.
+  const wxWCharBuffer cMB2WC(const char *psz) const;
+  const wxCharBuffer cWC2MB(const wchar_t *psz) const;

 #if wxUSE_UNICODE
   const wxWCharBuffer cMB2WX(const char *psz) const { return cMB2WC(psz); }
   const wxCharBuffer cWX2MB(const wchar_t *psz) const { return cWC2MB(psz); }
 #if wxUSE_UNICODE
   const wxWCharBuffer cMB2WX(const char *psz) const { return cMB2WC(psz); }
   const wxCharBuffer cWX2MB(const wchar_t *psz) const { return cWC2MB(psz); }


@@ -200,33 +191,76 @@ class WXDLLEXPORT wxMBConv
   const wxWCharBuffer cWX2WC(const char *psz) const { return cMB2WC(psz); }
 #endif
 };
   const wxWCharBuffer cWX2WC(const char *psz) const { return cMB2WC(psz); }
 #endif
 };

-WXDLLEXPORT_DATA(extern wxMBConv) wxConv_libc, wxConv_UTF7, wxConv_UTF8;
-#define wxConv_file wxConv_libc
+WXDLLEXPORT_DATA(extern wxMBConv) wxConvLibc;
+#define wxConv_libc wxConvLibc
+
+#define wxANOTHER_MBCONV(type) \
+class type : public wxMBConv { \
+ public: \
+  virtual size_t MB2WC(wchar_t *buf, const char *psz, size_t n) const; \
+  virtual size_t WC2MB(char *buf, const wchar_t *psz, size_t n) const; \
+}

 
 

-class WXDLLEXPORT wxCSConv : wxMBConv
+WXDLLEXPORT_DATA(extern wxANOTHER_MBCONV(wxMBConvFile)) wxConvFile;
+#define wxConv_file wxConvFile
+WXDLLEXPORT_DATA(extern wxANOTHER_MBCONV(wxMBConvUTF7)) wxConvUTF7;
+WXDLLEXPORT_DATA(extern wxANOTHER_MBCONV(wxMBConvUTF8)) wxConvUTF8;
+#define wxConv_UTF8 wxConvUTF8
+#if defined(__WXGTK12__)
+    WXDLLEXPORT_DATA(extern wxANOTHER_MBCONV(wxMBConvGdk)) wxConvGdk;
+    #define wxConv_gdk wxConvGdk
+#endif // GTK > 1.0
+
+class wxCharacterSet;
+class WXDLLEXPORT wxCSConv : public wxMBConv

 {
  private:
 {
  private:

-  wxChar *data;
+  wxChar *m_name;
+  wxCharacterSet *m_cset;
+  bool m_deferred;
+  void SetName(const wxChar *charset);

  public:
   wxCSConv(const wxChar *charset);
  public:
   wxCSConv(const wxChar *charset);

+  virtual ~wxCSConv();
+  void LoadNow();

   virtual size_t MB2WC(wchar_t *buf, const char *psz, size_t n) const;
   virtual size_t WC2MB(char *buf, const wchar_t *psz, size_t n) const;
 };
 
   virtual size_t MB2WC(wchar_t *buf, const char *psz, size_t n) const;
   virtual size_t WC2MB(char *buf, const wchar_t *psz, size_t n) const;
 };
 

+WXDLLEXPORT_DATA(extern wxCSConv) wxConvLocal;
+#define wxConv_local wxConvLocal
+
+WXDLLEXPORT_DATA(extern wxMBConv *) wxConvCurrent;
+#define wxConv_current wxConvCurrent
+

 // filenames are multibyte on Unix and probably widechar on Windows?
 // filenames are multibyte on Unix and probably widechar on Windows?

-#ifdef __UNIX__
+#if defined(__UNIX__) || defined(__BORLANDC__)

 #define wxMBFILES 1
 #else
 #define wxMBFILES 0
 #endif
 
 #if wxMBFILES
 #define wxMBFILES 1
 #else
 #define wxMBFILES 0
 #endif
 
 #if wxMBFILES

-#define wxFNCONV(name) wxConv_file.cWX2MB(name)
+#define wxFNCONV(name) wxConvFile.cWX2MB(name)

 #define FNSTRINGCAST MBSTRINGCAST
 #else
 #define wxFNCONV(name) name
 #define FNSTRINGCAST WXSTRINGCAST
 #endif
 #define FNSTRINGCAST MBSTRINGCAST
 #else
 #define wxFNCONV(name) name
 #define FNSTRINGCAST WXSTRINGCAST
 #endif

+#else//!wxUSE_WCHAR_T
+class WXDLLEXPORT wxMBConv {
+public:
+  const char* cMB2WX(const char *psz) const { return psz; }
+  const char* cWX2MB(const char *psz) const { return psz; }
+};
+WXDLLEXPORT_DATA(extern wxMBConv) wxConvLibc, wxConvFile;
+#define wxConv_libc wxConvLibc
+#define wxConv_file wxConvFile
+WXDLLEXPORT_DATA(extern wxMBConv *) wxConvCurrent;
+#define wxConv_current wxConvCurrent
+#define wxFNCONV(name) name
+#define FNSTRINGCAST WXSTRINGCAST
+#endif//wxUSE_WCHAR_T

 
 // ---------------------------------------------------------------------------
 // This is (yet another one) String class for C++ programmers. It doesn't use
 
 // ---------------------------------------------------------------------------
 // This is (yet another one) String class for C++ programmers. It doesn't use


@@ -332,7 +366,7 @@ public:
     // from multibyte string
     // (NB: nLength is right now number of Unicode characters, not
     //  characters in psz! So try not to use it yet!)
     // from multibyte string
     // (NB: nLength is right now number of Unicode characters, not
     //  characters in psz! So try not to use it yet!)

-  wxString(const char *psz, wxMBConv& conv = wxConv_libc, size_t nLength = wxSTRING_MAXLEN);
+  wxString(const char *psz, wxMBConv& conv = wxConvLibc, size_t nLength = wxSTRING_MAXLEN);

     // from wxWCharBuffer (i.e. return from wxGetString)
   wxString(const wxWCharBuffer& psz)
     { InitWith(psz, 0, wxSTRING_MAXLEN); }
     // from wxWCharBuffer (i.e. return from wxGetString)
   wxString(const wxWCharBuffer& psz)
     { InitWith(psz, 0, wxSTRING_MAXLEN); }


@@ -340,8 +374,13 @@ public:
     // from C string (for compilers using unsigned char)
   wxString(const unsigned char* psz, size_t nLength = wxSTRING_MAXLEN)
     { InitWith((const char*)psz, 0, nLength); }
     // from C string (for compilers using unsigned char)
   wxString(const unsigned char* psz, size_t nLength = wxSTRING_MAXLEN)
     { InitWith((const char*)psz, 0, nLength); }

+    // from multibyte string
+  wxString(const char *psz, wxMBConv& WXUNUSED(conv), size_t nLength = wxSTRING_MAXLEN)
+    { InitWith(psz, 0, nLength); }
+#if wxUSE_WCHAR_T

     // from wide (Unicode) string
   wxString(const wchar_t *pwz);
     // from wide (Unicode) string
   wxString(const wchar_t *pwz);

+#endif

     // from wxCharBuffer
   wxString(const wxCharBuffer& psz)
     { InitWith(psz, 0, wxSTRING_MAXLEN); }
     // from wxCharBuffer
   wxString(const wxCharBuffer& psz)
     { InitWith(psz, 0, wxSTRING_MAXLEN); }


@@ -421,21 +460,27 @@ public:
     operator const wxChar*() const { return m_pchData; }
     // explicit conversion to C string (use this with printf()!)
     const wxChar* c_str()   const { return m_pchData; }
     operator const wxChar*() const { return m_pchData; }
     // explicit conversion to C string (use this with printf()!)
     const wxChar* c_str()   const { return m_pchData; }

+    // (and this with [wx]Printf()!)
+    const wxChar* wx_str()  const { return m_pchData; }

     //
     const wxChar* GetData() const { return m_pchData; }
 #if wxUSE_UNICODE
     //
     const wxChar* GetData() const { return m_pchData; }
 #if wxUSE_UNICODE

-    const wxCharBuffer mb_str(wxMBConv& conv = wxConv_libc) const { return conv.cWC2MB(m_pchData); }
-    const wxChar* wc_str(wxMBConv& WXUNUSED(conv) = wxConv_libc) const { return m_pchData; }
+    const wxCharBuffer mb_str(wxMBConv& conv = wxConvLibc) const { return conv.cWC2MB(m_pchData); }
+    const wxChar* wc_str(wxMBConv& WXUNUSED(conv) = wxConvLibc) const { return m_pchData; }

 #if wxMBFILES
 #if wxMBFILES

-    const wxCharBuffer fn_str() const { return mb_str(wxConv_file); }
+    const wxCharBuffer fn_str() const { return mb_str(wxConvFile); }

 #else
     const wxChar* fn_str() const { return m_pchData; }
 #endif
 #else
 #else
     const wxChar* fn_str() const { return m_pchData; }
 #endif
 #else

-    const wxChar* mb_str(wxMBConv& WXUNUSED(conv) = wxConv_libc ) const { return m_pchData; }
+    const wxChar* mb_str(wxMBConv& WXUNUSED(conv) = wxConvLibc ) const { return m_pchData; }
+#if wxUSE_WCHAR_T

     const wxWCharBuffer wc_str(wxMBConv& conv) const { return conv.cMB2WC(m_pchData); }
     const wxWCharBuffer wc_str(wxMBConv& conv) const { return conv.cMB2WC(m_pchData); }

+#endif

     const wxChar* fn_str() const { return m_pchData; }
 #endif
     const wxChar* fn_str() const { return m_pchData; }
 #endif

+    // for convenience
+    const wxWX2MBbuf mbc_str() const { return mb_str(*wxConvCurrent); }

 
   // overloaded assignment
     // from another wxString
 
   // overloaded assignment
     // from another wxString


@@ -444,12 +489,19 @@ public:
   wxString& operator=(wxChar ch);
     // from a C string
   wxString& operator=(const wxChar *psz);
   wxString& operator=(wxChar ch);
     // from a C string
   wxString& operator=(const wxChar *psz);

-#if !wxUSE_UNICODE
+#if wxUSE_UNICODE
+    // from wxWCharBuffer
+  wxString& operator=(const wxWCharBuffer& psz) { return operator=((const wchar_t *)psz); }
+#else

     // from another kind of C string
   wxString& operator=(const unsigned char* psz);
     // from another kind of C string
   wxString& operator=(const unsigned char* psz);

+#if wxUSE_WCHAR_T

     // from a wide string
   wxString& operator=(const wchar_t *pwz);
 #endif
     // from a wide string
   wxString& operator=(const wchar_t *pwz);
 #endif

+    // from wxCharBuffer
+  wxString& operator=(const wxCharBuffer& psz) { return operator=((const char *)psz); }
+#endif

 
   // string concatenation
     // in place concatenation
 
   // string concatenation
     // in place concatenation


@@ -661,6 +713,10 @@ public:
 #ifdef  wxSTD_STRING_COMPATIBILITY
   // std::string compatibility functions
 
 #ifdef  wxSTD_STRING_COMPATIBILITY
   // std::string compatibility functions
 

+  // standard types
+  typedef wxChar value_type;
+  typedef const value_type *const_iterator;
+

   // an 'invalid' value for string index
   static const size_t npos;
 
   // an 'invalid' value for string index
   static const size_t npos;
 


@@ -694,6 +750,11 @@ public:
     // returns the writable character at position n
   wxChar& at(size_t n) { return GetWritableChar(n); }
 
     // returns the writable character at position n
   wxChar& at(size_t n) { return GetWritableChar(n); }
 

+    // first valid index position
+  const_iterator begin() const { return wx_str(); }
+    // position one after the last valid one
+  const_iterator end() const { return wx_str() + length(); }
+

   // lib.string.modifiers
     // append a string
   wxString& append(const wxString& str)
   // lib.string.modifiers
     // append a string
   wxString& append(const wxString& str)


@@ -784,32 +845,37 @@ public:
 
     // find first/last occurence of any character in the set
 
 
     // find first/last occurence of any character in the set
 

-    //
-  size_t find_first_of(const wxString& str, size_t nStart = 0) const;
-    //
+    // as strpbrk() but starts at nStart, returns npos if not found
+  size_t find_first_of(const wxString& str, size_t nStart = 0) const
+    { return find_first_of(str.c_str(), nStart); }
+    // same as above

   size_t find_first_of(const wxChar* sz, size_t nStart = 0) const;
     // same as find(char, size_t)
   size_t find_first_of(const wxChar* sz, size_t nStart = 0) const;
     // same as find(char, size_t)

-  size_t find_first_of(wxChar c, size_t nStart = 0) const;
-    //
-  size_t find_last_of (const wxString& str, size_t nStart = npos) const;
-    //
-  size_t find_last_of (const wxChar* s, size_t nStart = npos) const;
-    // same as rfind(char, size_t)
-  size_t find_last_of (wxChar c, size_t nStart = npos) const;
+  size_t find_first_of(wxChar c, size_t nStart = 0) const
+    { return find(c, nStart); }
+    // find the last (starting from nStart) char from str in this string
+  size_t find_last_of (const wxString& str, size_t nStart = npos) const
+    { return find_last_of(str.c_str(), nStart); }
+    // same as above
+  size_t find_last_of (const wxChar* sz, size_t nStart = npos) const;
+    // same as above
+  size_t find_last_of(wxChar c, size_t nStart = npos) const
+    { return rfind(c, nStart); }

 
     // find first/last occurence of any character not in the set
 
 
     // find first/last occurence of any character not in the set
 

-    //
-  size_t find_first_not_of(const wxString& str, size_t nStart = 0) const;
-    //
-  size_t find_first_not_of(const wxChar* s, size_t nStart = 0) const;
-    //
+    // as strspn() (starting from nStart), returns npos on failure
+  size_t find_first_not_of(const wxString& str, size_t nStart = 0) const
+    { return find_first_not_of(str.c_str(), nStart); }
+    // same as above
+  size_t find_first_not_of(const wxChar* sz, size_t nStart = 0) const;
+    // same as above

   size_t find_first_not_of(wxChar ch, size_t nStart = 0) const;
   size_t find_first_not_of(wxChar ch, size_t nStart = 0) const;

-    //
+    //  as strcspn()

   size_t find_last_not_of(const wxString& str, size_t nStart=npos) const;
   size_t find_last_not_of(const wxString& str, size_t nStart=npos) const;

-    //
-  size_t find_last_not_of(const wxChar* s, size_t nStart = npos) const;
-    //
+    // same as above
+  size_t find_last_not_of(const wxChar* sz, size_t nStart = npos) const;
+    // same as above

   size_t find_last_not_of(wxChar ch, size_t nStart = npos) const;
 
     // All compare functions return -1, 0 or 1 if the [sub]string is less,
   size_t find_last_not_of(wxChar ch, size_t nStart = npos) const;
 
     // All compare functions return -1, 0 or 1 if the [sub]string is less,


@@ -970,6 +1036,17 @@ wxString WXDLLEXPORT operator+(const wxString& string, wxChar ch);
 wxString WXDLLEXPORT operator+(wxChar ch, const wxString& string);
 wxString WXDLLEXPORT operator+(const wxString& string, const wxChar *psz);
 wxString WXDLLEXPORT operator+(const wxChar *psz, const wxString& string);
 wxString WXDLLEXPORT operator+(wxChar ch, const wxString& string);
 wxString WXDLLEXPORT operator+(const wxString& string, const wxChar *psz);
 wxString WXDLLEXPORT operator+(const wxChar *psz, const wxString& string);

+#if wxUSE_UNICODE
+inline wxString WXDLLEXPORT operator+(const wxString& string, const wxWCharBuffer& buf)
+{ return string + (const wchar_t *)buf; }
+inline wxString WXDLLEXPORT operator+(const wxWCharBuffer& buf, const wxString& string)
+{ return (const wchar_t *)buf + string; }
+#else
+inline wxString WXDLLEXPORT operator+(const wxString& string, const wxCharBuffer& buf)
+{ return string + (const char *)buf; }
+inline wxString WXDLLEXPORT operator+(const wxCharBuffer& buf, const wxString& string)
+{ return (const char *)buf + string; }
+#endif

 
 // ---------------------------------------------------------------------------
 // Implementation only from here until the end of file
 
 // ---------------------------------------------------------------------------
 // Implementation only from here until the end of file