X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/963ad140d0bc0a86df7cab700076a8d6192fc64c..2b01fd49183b64be59c4e7ba9bdaee479ff29ed2:/include/wx/string.h?ds=sidebyside diff --git a/include/wx/string.h b/include/wx/string.h index d39b0c9188..6cf19b5022 100644 --- a/include/wx/string.h +++ b/include/wx/string.h @@ -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)) @@ -261,7 +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(); } @@ -324,7 +325,9 @@ public: { InitWith(psz, 0, npos); } wxStringBase(const wxChar *psz, size_t nLength) { InitWith(psz, 0, nLength); } - wxStringBase(const wxChar *psz, wxMBConv& WXUNUSED(conv), size_t nLength = npos) + wxStringBase(const wxChar *psz, + const wxMBConv& WXUNUSED(conv), + size_t nLength = npos) { InitWith(psz, 0, nLength); } // take nLen chars starting at nPos wxStringBase(const wxStringBase& str, size_t nPos, size_t nLen) @@ -363,9 +366,9 @@ public: wxStringBase& operator=(const wxChar *psz); // return the length of the string - size_type size() const { return GetStringData()->nDataLength; } + size_type length() const { return GetStringData()->nDataLength; } // return the length of the string - size_type length() const { return size(); } + size_type size() const { return length(); } // return the maximum size of the string size_type max_size() const { return wxSTRING_MAXLEN; } // resize the string, filling the space with c if c != 0 @@ -373,7 +376,7 @@ public: // delete the contents of the string void clear() { erase(0, npos); } // returns true if the string is empty - bool empty() const { return size() == 0; } + bool empty() const { return length() == 0; } // inform string about planned change in size void reserve(size_t sz) { Alloc(sz); } size_type capacity() const { return GetStringData()->nAllocLength; } @@ -614,7 +617,7 @@ friend class WXDLLIMPEXP_BASE wxArrayString; // NB: special care was taken in arranging the member functions in such order // that all inline functions can be effectively inlined, verify that all - // performace critical functions are still inlined if you change order! + // performance critical functions are still inlined if you change order! private: // if we hadn't made these operators private, it would be possible to // compile "wxString s; s = 17;" without any warnings as 17 is implicitly @@ -649,10 +652,12 @@ public: : wxStringBase(psz ? psz : wxT("")) { } wxString(const wxChar *psz, size_t nLength) : wxStringBase(psz, nLength) { } - wxString(const wxChar *psz, wxMBConv& WXUNUSED(conv), size_t nLength = npos) + wxString(const wxChar *psz, + const wxMBConv& WXUNUSED(conv), + size_t nLength = npos) : wxStringBase(psz, nLength == npos ? wxStrlen(psz) : nLength) { } - // even we're not build with wxUSE_STL == 1 it is very convenient to allow + // even if we're not built with wxUSE_STL == 1 it is very convenient to allow // implicit conversions from std::string to wxString as this allows to use // the same strings in non-GUI and GUI code, however we don't want to // unconditionally add this ctor as it would make wx lib dependent on @@ -665,17 +670,22 @@ public: #if wxUSE_UNICODE // from multibyte string - wxString(const char *psz, wxMBConv& conv, size_t nLength = npos); + wxString(const char *psz, const wxMBConv& conv, size_t nLength = npos); // from wxWCharBuffer (i.e. return from wxGetString) 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 // from wide (Unicode) string - wxString(const wchar_t *pwz, wxMBConv& conv = wxConvLibc, size_t nLength = npos); + wxString(const wchar_t *pwz, + const wxMBConv& conv = wxConvLibc, + size_t nLength = npos); #endif // !wxUSE_WCHAR_T // from wxCharBuffer @@ -689,7 +699,7 @@ public: // string contains any characters? bool IsEmpty() const { return empty(); } // empty string is "false", so !str will return true - bool operator!() const { return IsEmpty(); } + bool operator!() const { return empty(); } // truncate the string to given length wxString& Truncate(size_t uiLen); // empty string contents @@ -805,14 +815,14 @@ public: // type differs because a function may either return pointer to the buffer // directly or have to use intermediate buffer for translation. #if wxUSE_UNICODE - const wxCharBuffer mb_str(wxMBConv& conv = wxConvLibc) const; + const wxCharBuffer mb_str(const wxMBConv& conv = wxConvLibc) const; const wxWX2MBbuf mbc_str() const { return mb_str(*wxConvCurrent); } const wxChar* wc_str() const { return c_str(); } // for compatibility with !wxUSE_UNICODE version - const wxChar* wc_str(wxMBConv& WXUNUSED(conv)) const { return c_str(); } + const wxChar* wc_str(const wxMBConv& WXUNUSED(conv)) const { return c_str(); } #if wxMBFILES const wxCharBuffer fn_str() const { return mb_str(wxConvFile); } @@ -823,12 +833,12 @@ public: const wxChar* mb_str() const { return c_str(); } // for compatibility with wxUSE_UNICODE version - const wxChar* mb_str(wxMBConv& WXUNUSED(conv)) const { return c_str(); } + const wxChar* mb_str(const wxMBConv& WXUNUSED(conv)) const { return c_str(); } const wxWX2MBbuf mbc_str() const { return mb_str(); } #if wxUSE_WCHAR_T - const wxWCharBuffer wc_str(wxMBConv& conv) const; + const wxWCharBuffer wc_str(const wxMBConv& conv) const; #endif // wxUSE_WCHAR_T #ifdef __WXOSX__ const wxCharBuffer fn_str() const { return wxConvFile.cWC2WX( wc_str( wxConvLocal ) ); } @@ -930,16 +940,19 @@ 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 @@ -954,6 +967,20 @@ 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); } @@ -972,7 +999,7 @@ public: // (if compareWithCase then the case matters) bool IsSameAs(const wxChar *psz, bool compareWithCase = true) const { return (compareWithCase ? Cmp(psz) : CmpNoCase(psz)) == 0; } - // comparison with a signle character: returns true if equal + // comparison with a single character: returns true if equal bool IsSameAs(wxChar c, bool compareWithCase = true) const { return (length() == 1) && (compareWithCase ? GetChar(0u) == c @@ -1057,7 +1084,7 @@ 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; @@ -1274,6 +1301,17 @@ 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"