X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9dea36ef6d117e0562f0079345a77ff1696d3a49..60161cfac9dba5a7688e0622784b7bc2fffd859e:/include/wx/string.h diff --git a/include/wx/string.h b/include/wx/string.h index 1bd7e000b2..bf49ba5cda 100644 --- a/include/wx/string.h +++ b/include/wx/string.h @@ -66,7 +66,6 @@ #endif // AIX #include "wx/defs.h" // everybody should include this -#include "wx/debug.h" // for wxASSERT() #include "wx/wxchar.h" // for wxChar #include "wx/buffer.h" // for wxCharBuffer #include "wx/strconv.h" // for wxConvertXXX() macros and wxMBConv classes @@ -94,10 +93,17 @@ // constants // ---------------------------------------------------------------------------- +#if defined(__VISAGECPP__) && __IBMCPP__ >= 400 +// must define this static for VA or else you get multiply defined symbols everywhere +extern const unsigned int wxSTRING_MAXLEN; + +#else // maximum possible length for a string means "take all string" everywhere // (as sizeof(StringData) is unknown here, we substract 100) const unsigned int wxSTRING_MAXLEN = UINT_MAX - 100; +#endif + // ---------------------------------------------------------------------------- // global data // ---------------------------------------------------------------------------- @@ -198,6 +204,12 @@ struct WXDLLEXPORT wxStringData // lock/unlock void Lock() { if ( !IsEmpty() ) nRefs++; } + + // VC++ will refuse to inline this function but profiling shows that it + // is wrong +#if defined(__VISUALC__) && (__VISUALC__ >= 1200) + __forceinline +#endif void Unlock() { if ( !IsEmpty() && --nRefs == 0) free(this); } // if we had taken control over string memory (GetWriteBuf), it's @@ -280,7 +292,9 @@ private: // // try `s << i' or `s.Printf("%d", i)' instead wxString(int); + wxString(unsigned int); wxString(long); + wxString(unsigned long); public: // constructors and destructor @@ -306,6 +320,8 @@ public: // (default value of wxSTRING_MAXLEN means take all the string) wxString(const wxChar *psz, size_t nLength = wxSTRING_MAXLEN) { InitWith(psz, 0, nLength); } + wxString(const wxChar *psz, wxMBConv& WXUNUSED(conv), size_t nLength = wxSTRING_MAXLEN) + { InitWith(psz, 0, nLength); } #if wxUSE_UNICODE // from multibyte string @@ -319,13 +335,10 @@ 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 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); + wxString(const wchar_t *pwz, wxMBConv& conv = wxConvLibc); #endif // !wxUSE_WCHAR_T // from wxCharBuffer @@ -400,7 +413,7 @@ public: wxChar operator[](unsigned int n) const { ASSERT_VALID_INDEX( n ); return m_pchData[n]; } #endif - + // operator version of GetWriteableChar wxChar& operator[](size_t n) { ASSERT_VALID_INDEX( n ); CopyBeforeWrite(); return m_pchData[n]; } @@ -414,18 +427,30 @@ 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; } - // (and this with [wx]Printf()!) + // identical to c_str() const wxChar* wx_str() const { return m_pchData; } // identical to c_str() const wxChar* GetData() const { return m_pchData; } // conversions with (possible) format convertions: have to return a // buffer with temporary data + // + // the functions defined (in either Unicode or ANSI) mode are mb_str() to + // return an ANSI (multibyte) string, wc_str() to return a wide string and + // fn_str() to return a string which should be used with the OS APIs + // accepting the file names. The return value is always the same, but the + // 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 { return conv.cWC2MB(m_pchData); } + const wxCharBuffer mb_str(wxMBConv& conv = wxConvLibc) const + { return conv.cWC2MB(m_pchData); } + const wxWX2MBbuf mbc_str() const { return mb_str(*wxConvCurrent); } - const wxChar* wc_str(wxMBConv& WXUNUSED(conv) = wxConvLibc) const { return m_pchData; } + const wxChar* wc_str() const { return m_pchData; } + + // for compatibility with !wxUSE_UNICODE version + const wxChar* wc_str(wxMBConv& WXUNUSED(conv)) const { return m_pchData; } #if wxMBFILES const wxCharBuffer fn_str() const { return mb_str(wxConvFile); } @@ -433,17 +458,18 @@ public: const wxChar* fn_str() const { return m_pchData; } #endif // wxMBFILES/!wxMBFILES #else // ANSI -#if wxUSE_MULTIBYTE - const wxChar* mb_str(wxMBConv& WXUNUSED(conv) = wxConvLibc) const - { return m_pchData; } - const wxWX2MBbuf mbc_str() const { return mb_str(*wxConvCurrent); } -#else // !mmultibyte const wxChar* mb_str() const { return m_pchData; } + + // for compatibility with wxUSE_UNICODE version + const wxChar* mb_str(wxMBConv& WXUNUSED(conv)) const { return m_pchData; } + const wxWX2MBbuf mbc_str() const { return mb_str(); } -#endif // multibyte/!multibyte + #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 // wxUSE_WCHAR_T + const wxChar* fn_str() const { return m_pchData; } #endif // Unicode/ANSI @@ -511,6 +537,8 @@ public: // append count copies of given character wxString& Append(wxChar ch, size_t count = 1u) { wxString str(ch, count); return *this << str; } + wxString& Append(const wxChar* psz, size_t nLen) + { ConcatSelf(nLen, psz); return *this; } // prepend a string, return the string itself wxString& Prepend(const wxString& str) @@ -530,11 +558,23 @@ public: // stream-like functions // insert an int into string - wxString& operator<<(int i); + wxString& operator<<(int i) + { return (*this) << Format(_T("%d"), i); } + // insert an unsigned int into string + wxString& operator<<(unsigned int ui) + { return (*this) << Format(_T("%u"), ui); } + // insert a long into string + wxString& operator<<(long l) + { return (*this) << Format(_T("%ld"), l); } + // insert an unsigned long into string + wxString& operator<<(unsigned long ul) + { return (*this) << Format(_T("%lu"), ul); } // insert a float into string - wxString& operator<<(float f); + wxString& operator<<(float f) + { return (*this) << Format(_T("%f"), f); } // insert a double into string - wxString& operator<<(double d); + wxString& operator<<(double d) + { return (*this) << Format(_T("%g"), d); } // string comparison // case-sensitive comparison (returns a value < 0, = 0 or > 0) @@ -557,10 +597,15 @@ public: // if nCount = default value) wxString Mid(size_t nFirst, size_t nCount = wxSTRING_MAXLEN) const; - // operator version of Mid() + // operator version of Mid() wxString operator()(size_t start, size_t len) const { return Mid(start, len); } + // check that the tring starts with prefix and return the rest of the + // string in the provided pointer if it is not NULL, otherwise return + // FALSE + bool StartsWith(const wxChar *prefix, wxString *rest = NULL) const; + // get first nCount characters wxString Left(size_t nCount) const; // get last nCount characters @@ -615,12 +660,26 @@ public: // check if the string contents matches a mask containing '*' and '?' bool Matches(const wxChar *szMask) const; + // conversion to numbers: all functions return TRUE only if the whole string + // is a number and put the value of this number into the pointer provided + // convert to a signed integer + bool ToLong(long *val) const; + // convert to an unsigned integer + bool ToULong(unsigned long *val) const; + // convert to a double + bool ToDouble(double *val) const; + // formated input/output // as sprintf(), returns the number of characters written or < 0 on error int Printf(const wxChar *pszFormat, ...); // as vprintf(), returns the number of characters written or < 0 on error int PrintfV(const wxChar* pszFormat, va_list argptr); + // returns the string containing the result of Printf() to it + static wxString Format(const wxChar *pszFormat, ...); + // the same as above, but takes a va_list + static wxString FormatV(const wxChar *pszFormat, va_list argptr); + // raw access to string memory // ensure that string has space for at least nLen characters // only works if the data of this string is not shared @@ -633,6 +692,7 @@ public: wxChar *GetWriteBuf(size_t nLen); // call this immediately after GetWriteBuf() has been used void UngetWriteBuf(); + void UngetWriteBuf(size_t nLen); // wxWindows version 1 compatibility functions @@ -778,8 +838,8 @@ public: wxString& replace(size_t nStart, size_t nLen, const wxString& str, size_t nStart2, size_t nLen2); // replaces the substring with first nCount chars of sz - wxString& replace(size_t nStart, size_t nLen, - const wxChar* sz, size_t nCount); + wxString& replace(size_t nStart, size_t nLen, + const wxChar* sz, size_t nCount); // swap two strings void swap(wxString& str); @@ -795,7 +855,7 @@ public: #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 +#endif // VC++ 1.5 // Gives a duplicate symbol (presumably a case-insensitivity problem) #if !defined(__BORLANDC__) @@ -814,7 +874,7 @@ public: size_t n = npos) const; // as find, but from the end size_t rfind(wxChar ch, size_t nStart = npos) const; -#endif +#endif // VC++ 1.5 // find first/last occurence of any character in the set @@ -845,7 +905,8 @@ public: // same as above 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 + { return find_first_not_of(str.c_str(), nStart); } // same as above size_t find_last_not_of(const wxChar* sz, size_t nStart = npos) const; // same as above @@ -857,15 +918,18 @@ public: // just like strcmp() int compare(const wxString& str) const { return Cmp(str); } // comparison with a substring - int compare(size_t nStart, size_t nLen, const wxString& str) const; + int compare(size_t nStart, size_t nLen, const wxString& str) const + { return Mid(nStart, nLen).Cmp(str); } // comparison of 2 substrings int compare(size_t nStart, size_t nLen, - const wxString& str, size_t nStart2, size_t nLen2) const; + const wxString& str, size_t nStart2, size_t nLen2) const + { return Mid(nStart, nLen).Cmp(str.Mid(nStart2, nLen2)); } // just like strcmp() int compare(const wxChar* sz) const { return Cmp(sz); } // substring comparison with first nCount characters of sz int compare(size_t nStart, size_t nLen, - const wxChar* sz, size_t nCount = npos) const; + const wxChar* sz, size_t nCount = npos) const + { return Mid(nStart, nLen).Cmp(wxString(sz, nCount)); } // substring extraction wxString substr(size_t nStart = 0, size_t nLen = npos) const @@ -956,6 +1020,12 @@ public: // sort array elements using specified comparaison function void Sort(CompareFunction compareFunction); + // comparison + // compare two arrays case sensitively + bool operator==(const wxArrayString& a) const; + // compare two arrays case sensitively + bool operator!=(const wxArrayString& a) const { return !(*this == a); } + protected: void Copy(const wxArrayString& src); // copies the contents of another array @@ -1034,11 +1104,19 @@ inline bool operator==(const wxString& s1, const wxWCharBuffer& s2) { return (s1.Cmp((const wchar_t *)s2) == 0); } inline bool operator==(const wxWCharBuffer& s1, const wxString& s2) { return (s2.Cmp((const wchar_t *)s1) == 0); } +inline bool operator!=(const wxString& s1, const wxWCharBuffer& s2) + { return (s1.Cmp((const wchar_t *)s2) != 0); } +inline bool operator!=(const wxWCharBuffer& s1, const wxString& s2) + { return (s2.Cmp((const wchar_t *)s1) != 0); } #else inline bool operator==(const wxString& s1, const wxCharBuffer& s2) { return (s1.Cmp((const char *)s2) == 0); } inline bool operator==(const wxCharBuffer& s1, const wxString& s2) { return (s2.Cmp((const char *)s1) == 0); } +inline bool operator!=(const wxString& s1, const wxCharBuffer& s2) + { return (s1.Cmp((const char *)s2) != 0); } +inline bool operator!=(const wxCharBuffer& s1, const wxString& s2) + { return (s2.Cmp((const char *)s1) != 0); } #endif wxString WXDLLEXPORT operator+(const wxString& string1, const wxString& string2);