/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
-#pragma implementation "string.h"
+ #pragma implementation "string.h"
#endif
/*
#include "wx/wxprec.h"
#ifdef __BORLANDC__
-#pragma hdrstop
+ #pragma hdrstop
#endif
#ifndef WX_PRECOMP
#include "wx/defs.h"
#include "wx/string.h"
#include "wx/intl.h"
+#if wxUSE_THREADS
+ #include <wx/thread.h>
+#endif
#endif
#include <ctype.h>
#include <string.h>
#include <stdlib.h>
-#ifdef wxUSE_WCSRTOMBS
+#ifdef __SALFORDC__
+ #include <clib.h>
+#endif
+
+#if wxUSE_WCSRTOMBS
#include <wchar.h> // for wcsrtombs(), see comments where it's used
#endif // GNU
// static class variables definition
// ---------------------------------------------------------------------------
-#ifdef STD_STRING_COMPATIBILITY
- const size_t wxString::npos = STRING_MAXLEN;
-#endif
+#ifdef wxSTD_STRING_COMPATIBILITY
+ const size_t wxString::npos = wxSTRING_MAXLEN;
+#endif // wxSTD_STRING_COMPATIBILITY
// ----------------------------------------------------------------------------
// static data
static const struct
{
wxStringData data;
- char dummy;
-} g_strEmpty = { {-1, 0, 0}, '\0' };
+ wxChar dummy;
+} g_strEmpty = { {-1, 0, 0}, _T('\0') };
// empty C style string: points to 'string data' byte of g_strEmpty
-extern const char *g_szNul = &g_strEmpty.dummy;
+extern const wxChar WXDLLEXPORT *g_szNul = &g_strEmpty.dummy;
+
+// ----------------------------------------------------------------------------
+// conditional compilation
+// ----------------------------------------------------------------------------
+
+// we want to find out if the current platform supports vsnprintf()-like
+// function: for Unix this is done with configure, for Windows we test the
+// compiler explicitly.
+#ifdef __WXMSW__
+ #ifdef __VISUALC__
+ #define wxVsnprintf _vsnprintf
+ #endif
+#else // !Windows
+ #ifdef HAVE_VSNPRINTF
+ #define wxVsnprintf vsnprintf
+ #endif
+#endif // Windows/!Windows
+
+#ifndef wxVsnprintf
+ // in this case we'll use vsprintf() (which is ANSI and thus should be
+ // always available), but it's unsafe because it doesn't check for buffer
+ // size - so give a warning
+ #define wxVsnprintf(buffer,len,format,argptr) vsprintf(buffer,format, argptr)
+
+ #if defined(__VISUALC__)
+ #pragma message("Using sprintf() because no snprintf()-like function defined")
+ #elif defined(__GNUG__) && !defined(__UNIX__)
+ #warning "Using sprintf() because no snprintf()-like function defined"
+ #elif defined(__MWERKS__)
+ #warning "Using sprintf() because no snprintf()-like function defined"
+ #endif //compiler
+#endif // no vsnprintf
+
+#ifdef _AIX
+ // AIX has vsnprintf, but there's no prototype in the system headers.
+ extern "C" int vsnprintf(char* str, size_t n, const char* format, va_list ap);
+#endif
// ----------------------------------------------------------------------------
// global functions
// ----------------------------------------------------------------------------
-#ifdef STD_STRING_COMPATIBILITY
+#ifdef wxSTD_STRING_COMPATIBILITY
// MS Visual C++ version 5.0 provides the new STL headers as well as the old
// iostream ones.
//
// ATTN: you can _not_ use both of these in the same program!
-#if wxUSE_IOSTREAMH
-#include <iostream.h>
-#define NAMESPACE
-#else
-#include <iostream>
-# ifdef _MSC_VER
- using namespace std;
-# endif
-// for msvc (bcc50+ also) you don't need these NAMESPACE defines,
-// using namespace std; takes care of that.
-#define NAMESPACE std::
-#endif
-
-NAMESPACE istream& operator>>(NAMESPACE istream& is, wxString& WXUNUSED(str))
+istream& operator>>(istream& is, wxString& WXUNUSED(str))
{
#if 0
int w = is.width(0);
if ( is.ipfx(0) ) {
- NAMESPACE streambuf *sb = is.rdbuf();
+ streambuf *sb = is.rdbuf();
str.erase();
while ( true ) {
int ch = sb->sbumpc ();
if ( ch == EOF ) {
- is.setstate(NAMESPACE ios::eofbit);
+ is.setstate(ios::eofbit);
break;
}
else if ( isspace(ch) ) {
is.isfx();
if ( str.length() == 0 )
- is.setstate(NAMESPACE ios::failbit);
+ is.setstate(ios::failbit);
#endif
return is;
}
// ---------------------------------------------------------------------------
// constructs string of <nLength> copies of character <ch>
-wxString::wxString(char ch, size_t nLength)
+wxString::wxString(wxChar ch, size_t nLength)
{
Init();
if ( nLength > 0 ) {
AllocBuffer(nLength);
- wxASSERT( sizeof(char) == 1 ); // can't use memset if not
-
+#if wxUSE_UNICODE
+ // memset only works on char
+ for (size_t n=0; n<nLength; n++) m_pchData[n] = ch;
+#else
memset(m_pchData, ch, nLength);
+#endif
}
}
// takes nLength elements of psz starting at nPos
-void wxString::InitWith(const char *psz, size_t nPos, size_t nLength)
+void wxString::InitWith(const wxChar *psz, size_t nPos, size_t nLength)
{
Init();
- wxASSERT( nPos <= Strlen(psz) );
+ wxASSERT( nPos <= wxStrlen(psz) );
- if ( nLength == STRING_MAXLEN )
- nLength = Strlen(psz + nPos);
+ if ( nLength == wxSTRING_MAXLEN )
+ nLength = wxStrlen(psz + nPos);
STATISTICS_ADD(InitialLength, nLength);
if ( nLength > 0 ) {
// trailing '\0' is written in AllocBuffer()
AllocBuffer(nLength);
- memcpy(m_pchData, psz + nPos, nLength*sizeof(char));
+ memcpy(m_pchData, psz + nPos, nLength*sizeof(wxChar));
}
}
-// the same as previous constructor, but for compilers using unsigned char
-wxString::wxString(const unsigned char* psz, size_t nLength)
-{
- InitWith((const char *)psz, 0, nLength);
-}
-
-#ifdef STD_STRING_COMPATIBILITY
+#ifdef wxSTD_STRING_COMPATIBILITY
// poor man's iterators are "void *" pointers
wxString::wxString(const void *pStart, const void *pEnd)
{
- InitWith((const char *)pStart, 0,
- (const char *)pEnd - (const char *)pStart);
+ InitWith((const wxChar *)pStart, 0,
+ (const wxChar *)pEnd - (const wxChar *)pStart);
}
#endif //std::string compatibility
+#if wxUSE_UNICODE
+
+// from multibyte string
+wxString::wxString(const char *psz, wxMBConv& conv, size_t nLength)
+{
+ // first get necessary size
+ size_t nLen = psz ? conv.MB2WC((wchar_t *) NULL, psz, 0) : 0;
+
+ // nLength is number of *Unicode* characters here!
+ if ((nLen != (size_t)-1) && (nLen > nLength))
+ nLen = nLength;
+
+ // empty?
+ if ( (nLen != 0) && (nLen != (size_t)-1) ) {
+ AllocBuffer(nLen);
+ conv.MB2WC(m_pchData, psz, nLen);
+ }
+ else {
+ Init();
+ }
+}
+
+#else
+
+#if wxUSE_WCHAR_T
// from wide string
wxString::wxString(const wchar_t *pwz)
{
// first get necessary size
-
- // NB: GNU libc5 wcstombs() is completely broken, don't use it (it doesn't
- // honor the 3rd parameter, thus it will happily crash here).
-#ifdef wxUSE_WCSRTOMBS
- // don't know if it's really needed (or if we can pass NULL), but better safe
- // than quick
- mbstate_t mbstate;
- size_t nLen = wcsrtombs((char *) NULL, &pwz, 0, &mbstate);
-#else // !GNU libc
- size_t nLen = wcstombs((char *) NULL, pwz, 0);
-#endif // GNU
+ size_t nLen = pwz ? wxWC2MB((char *) NULL, pwz, 0) : 0;
// empty?
- if ( nLen != 0 ) {
+ if ( (nLen != 0) && (nLen != (size_t)-1) ) {
AllocBuffer(nLen);
- wcstombs(m_pchData, pwz, nLen);
+ wxWC2MB(m_pchData, pwz, nLen);
}
else {
Init();
}
}
+#endif
+
+#endif
// ---------------------------------------------------------------------------
// memory allocation
// 1) one extra character for '\0' termination
// 2) sizeof(wxStringData) for housekeeping info
wxStringData* pData = (wxStringData*)
- malloc(sizeof(wxStringData) + (nLen + EXTRA_ALLOC + 1)*sizeof(char));
+ malloc(sizeof(wxStringData) + (nLen + EXTRA_ALLOC + 1)*sizeof(wxChar));
pData->nRefs = 1;
pData->nDataLength = nLen;
pData->nAllocLength = nLen + EXTRA_ALLOC;
m_pchData = pData->data(); // data starts after wxStringData
- m_pchData[nLen] = '\0';
+ m_pchData[nLen] = _T('\0');
}
// must be called before changing this string
pData->Unlock(); // memory not freed because shared
size_t nLen = pData->nDataLength;
AllocBuffer(nLen);
- memcpy(m_pchData, pData->data(), nLen*sizeof(char));
+ memcpy(m_pchData, pData->data(), nLen*sizeof(wxChar));
}
wxASSERT( !GetStringData()->IsShared() ); // we must be the only owner
pData->Unlock();
AllocBuffer(nLen);
}
+ else {
+ // update the string length
+ pData->nDataLength = nLen;
+ }
wxASSERT( !GetStringData()->IsShared() ); // we must be the only owner
}
nLen += EXTRA_ALLOC;
wxStringData* pData = (wxStringData*)
- malloc(sizeof(wxStringData) + (nLen + 1)*sizeof(char));
+ malloc(sizeof(wxStringData) + (nLen + 1)*sizeof(wxChar));
pData->nRefs = 1;
pData->nDataLength = 0;
pData->nAllocLength = nLen;
m_pchData = pData->data(); // data starts after wxStringData
- m_pchData[0u] = '\0';
+ m_pchData[0u] = _T('\0');
}
else if ( pData->IsShared() ) {
pData->Unlock(); // memory not freed because shared
size_t nOldLen = pData->nDataLength;
AllocBuffer(nLen);
- memcpy(m_pchData, pData->data(), nOldLen*sizeof(char));
+ memcpy(m_pchData, pData->data(), nOldLen*sizeof(wxChar));
}
else {
nLen += EXTRA_ALLOC;
wxStringData *p = (wxStringData *)
- realloc(pData, sizeof(wxStringData) + (nLen + 1)*sizeof(char));
+ realloc(pData, sizeof(wxStringData) + (nLen + 1)*sizeof(wxChar));
if ( p == NULL ) {
// @@@ what to do on memory error?
#ifdef __WXDEBUG__
void *p =
#endif
- realloc(pData, sizeof(wxStringData) + (pData->nDataLength + 1)*sizeof(char));
+ realloc(pData, sizeof(wxStringData) + (pData->nDataLength + 1)*sizeof(wxChar));
wxASSERT( p != NULL ); // can't free memory?
wxASSERT( p == pData ); // we're decrementing the size - block shouldn't move!
}
// get the pointer to writable buffer of (at least) nLen bytes
-char *wxString::GetWriteBuf(size_t nLen)
+wxChar *wxString::GetWriteBuf(size_t nLen)
{
AllocBeforeWrite(nLen);
// put string back in a reasonable state after GetWriteBuf
void wxString::UngetWriteBuf()
{
- GetStringData()->nDataLength = strlen(m_pchData);
+ GetStringData()->nDataLength = wxStrlen(m_pchData);
GetStringData()->Validate(TRUE);
}
// ---------------------------------------------------------------------------
// helper function: does real copy
-void wxString::AssignCopy(size_t nSrcLen, const char *pszSrcData)
+void wxString::AssignCopy(size_t nSrcLen, const wxChar *pszSrcData)
{
if ( nSrcLen == 0 ) {
Reinit();
}
else {
AllocBeforeWrite(nSrcLen);
- memcpy(m_pchData, pszSrcData, nSrcLen*sizeof(char));
+ memcpy(m_pchData, pszSrcData, nSrcLen*sizeof(wxChar));
GetStringData()->nDataLength = nSrcLen;
- m_pchData[nSrcLen] = '\0';
+ m_pchData[nSrcLen] = _T('\0');
}
}
}
// assigns a single character
-wxString& wxString::operator=(char ch)
+wxString& wxString::operator=(wxChar ch)
{
AssignCopy(1, &ch);
return *this;
}
// assigns C string
-wxString& wxString::operator=(const char *psz)
+wxString& wxString::operator=(const wxChar *psz)
{
- AssignCopy(Strlen(psz), psz);
+ AssignCopy(wxStrlen(psz), psz);
return *this;
}
+#if !wxUSE_UNICODE
+
// same as 'signed char' variant
wxString& wxString::operator=(const unsigned char* psz)
{
return *this;
}
+#if wxUSE_WCHAR_T
wxString& wxString::operator=(const wchar_t *pwz)
{
wxString str(pwz);
*this = str;
return *this;
}
+#endif
+
+#endif
// ---------------------------------------------------------------------------
// string concatenation
// ---------------------------------------------------------------------------
// add something to this string
-void wxString::ConcatSelf(int nSrcLen, const char *pszSrcData)
+void wxString::ConcatSelf(int nSrcLen, const wxChar *pszSrcData)
{
STATISTICS_ADD(SummandLength, nSrcLen);
// we have to allocate another buffer
wxStringData* pOldData = GetStringData();
AllocBuffer(nNewLen);
- memcpy(m_pchData, pOldData->data(), nLen*sizeof(char));
+ memcpy(m_pchData, pOldData->data(), nLen*sizeof(wxChar));
pOldData->Unlock();
}
else if ( nNewLen > pData->nAllocLength ) {
wxASSERT( nNewLen <= GetStringData()->nAllocLength );
// fast concatenation - all is done in our buffer
- memcpy(m_pchData + nLen, pszSrcData, nSrcLen*sizeof(char));
+ memcpy(m_pchData + nLen, pszSrcData, nSrcLen*sizeof(wxChar));
- m_pchData[nNewLen] = '\0'; // put terminating '\0'
+ m_pchData[nNewLen] = _T('\0'); // put terminating '\0'
GetStringData()->nDataLength = nNewLen; // and fix the length
}
//else: the string to append was empty
return s;
}
-wxString operator+(const wxString& string, char ch)
+wxString operator+(const wxString& string, wxChar ch)
{
wxASSERT( string.GetStringData()->IsValid() );
return s;
}
-wxString operator+(char ch, const wxString& string)
+wxString operator+(wxChar ch, const wxString& string)
{
wxASSERT( string.GetStringData()->IsValid() );
return s;
}
-wxString operator+(const wxString& string, const char *psz)
+wxString operator+(const wxString& string, const wxChar *psz)
{
wxASSERT( string.GetStringData()->IsValid() );
wxString s;
- s.Alloc(Strlen(psz) + string.Len());
+ s.Alloc(wxStrlen(psz) + string.Len());
s = string;
s += psz;
return s;
}
-wxString operator+(const char *psz, const wxString& string)
+wxString operator+(const wxChar *psz, const wxString& string)
{
wxASSERT( string.GetStringData()->IsValid() );
wxString s;
- s.Alloc(Strlen(psz) + string.Len());
+ s.Alloc(wxStrlen(psz) + string.Len());
s = psz;
s += string;
}
else {
dest.AllocBuffer(nCopyLen);
- memcpy(dest.m_pchData, m_pchData + nCopyIndex, nCopyLen*sizeof(char));
+ memcpy(dest.m_pchData, m_pchData + nCopyIndex, nCopyLen*sizeof(wxChar));
}
}
wxStringData *pData = GetStringData();
size_t nLen = pData->nDataLength;
- // default value of nCount is STRING_MAXLEN and means "till the end"
- if ( nCount == STRING_MAXLEN )
+ // default value of nCount is wxSTRING_MAXLEN and means "till the end"
+ if ( nCount == wxSTRING_MAXLEN )
{
nCount = nLen - nFirst;
}
// get all characters after the last occurence of ch
// (returns the whole string if ch not found)
-wxString wxString::Right(char ch) const
+wxString wxString::AfterLast(wxChar ch) const
{
wxString str;
int iPos = Find(ch, TRUE);
- if ( iPos == NOT_FOUND )
+ if ( iPos == wxNOT_FOUND )
str = *this;
else
str = c_str() + iPos + 1;
// get all characters before the first occurence of ch
// (returns the whole string if ch not found)
-wxString wxString::Left(char ch) const
+wxString wxString::BeforeFirst(wxChar ch) const
{
wxString str;
- for ( const char *pc = m_pchData; *pc != '\0' && *pc != ch; pc++ )
+ for ( const wxChar *pc = m_pchData; *pc != _T('\0') && *pc != ch; pc++ )
str += *pc;
return str;
/// get all characters before the last occurence of ch
/// (returns empty string if ch not found)
-wxString wxString::Before(char ch) const
+wxString wxString::BeforeLast(wxChar ch) const
{
wxString str;
int iPos = Find(ch, TRUE);
- if ( iPos != NOT_FOUND && iPos != 0 )
+ if ( iPos != wxNOT_FOUND && iPos != 0 )
str = wxString(c_str(), iPos);
return str;
/// get all characters after the first occurence of ch
/// (returns empty string if ch not found)
-wxString wxString::After(char ch) const
+wxString wxString::AfterFirst(wxChar ch) const
{
wxString str;
int iPos = Find(ch);
- if ( iPos != NOT_FOUND )
+ if ( iPos != wxNOT_FOUND )
str = c_str() + iPos + 1;
return str;
}
// replace first (or all) occurences of some substring with another one
-size_t wxString::Replace(const char *szOld, const char *szNew, bool bReplaceAll)
+size_t wxString::Replace(const wxChar *szOld, const wxChar *szNew, bool bReplaceAll)
{
size_t uiCount = 0; // count of replacements made
- size_t uiOldLen = Strlen(szOld);
+ size_t uiOldLen = wxStrlen(szOld);
wxString strTemp;
- const char *pCurrent = m_pchData;
- const char *pSubstr;
- while ( *pCurrent != '\0' ) {
- pSubstr = strstr(pCurrent, szOld);
+ const wxChar *pCurrent = m_pchData;
+ const wxChar *pSubstr;
+ while ( *pCurrent != _T('\0') ) {
+ pSubstr = wxStrstr(pCurrent, szOld);
if ( pSubstr == NULL ) {
// strTemp is unused if no replacements were made, so avoid the copy
if ( uiCount == 0 )
bool wxString::IsAscii() const
{
- const char *s = (const char*) *this;
+ const wxChar *s = (const wxChar*) *this;
while(*s){
if(!isascii(*s)) return(FALSE);
s++;
bool wxString::IsWord() const
{
- const char *s = (const char*) *this;
+ const wxChar *s = (const wxChar*) *this;
while(*s){
- if(!isalpha(*s)) return(FALSE);
+ if(!wxIsalpha(*s)) return(FALSE);
s++;
}
return(TRUE);
bool wxString::IsNumber() const
{
- const char *s = (const char*) *this;
+ const wxChar *s = (const wxChar*) *this;
while(*s){
- if(!isdigit(*s)) return(FALSE);
+ if(!wxIsdigit(*s)) return(FALSE);
s++;
}
return(TRUE);
{
CopyBeforeWrite();
- for ( char *p = m_pchData; *p; p++ )
- *p = (char)toupper(*p);
+ for ( wxChar *p = m_pchData; *p; p++ )
+ *p = (wxChar)wxToupper(*p);
return *this;
}
{
CopyBeforeWrite();
- for ( char *p = m_pchData; *p; p++ )
- *p = (char)tolower(*p);
+ for ( wxChar *p = m_pchData; *p; p++ )
+ *p = (wxChar)wxTolower(*p);
return *this;
}
// first check if we're going to modify the string at all
if ( !IsEmpty() &&
(
- (bFromRight && isspace(GetChar(Len() - 1))) ||
- (!bFromRight && isspace(GetChar(0u)))
+ (bFromRight && wxIsspace(GetChar(Len() - 1))) ||
+ (!bFromRight && wxIsspace(GetChar(0u)))
)
)
{
if ( bFromRight )
{
// find last non-space character
- char *psz = m_pchData + GetStringData()->nDataLength - 1;
- while ( isspace(*psz) && (psz >= m_pchData) )
+ wxChar *psz = m_pchData + GetStringData()->nDataLength - 1;
+ while ( wxIsspace(*psz) && (psz >= m_pchData) )
psz--;
// truncate at trailing space start
- *++psz = '\0';
+ *++psz = _T('\0');
GetStringData()->nDataLength = psz - m_pchData;
}
else
{
// find first non-space character
- const char *psz = m_pchData;
- while ( isspace(*psz) )
+ const wxChar *psz = m_pchData;
+ while ( wxIsspace(*psz) )
psz++;
// fix up data and length
- int nDataLength = GetStringData()->nDataLength - (psz - m_pchData);
- memmove(m_pchData, psz, (nDataLength + 1)*sizeof(char));
+ int nDataLength = GetStringData()->nDataLength - (psz - (const wxChar*) m_pchData);
+ memmove(m_pchData, psz, (nDataLength + 1)*sizeof(wxChar));
GetStringData()->nDataLength = nDataLength;
}
}
}
// adds nCount characters chPad to the string from either side
-wxString& wxString::Pad(size_t nCount, char chPad, bool bFromRight)
+wxString& wxString::Pad(size_t nCount, wxChar chPad, bool bFromRight)
{
wxString s(chPad, nCount);
// truncate the string
wxString& wxString::Truncate(size_t uiLen)
{
- *(m_pchData + uiLen) = '\0';
- GetStringData()->nDataLength = uiLen;
+ if ( uiLen < Len() ) {
+ CopyBeforeWrite();
+
+ *(m_pchData + uiLen) = _T('\0');
+ GetStringData()->nDataLength = uiLen;
+ }
+ //else: nothing to do, string is already short enough
return *this;
}
// ---------------------------------------------------------------------------
-// finding (return NOT_FOUND if not found and index otherwise)
+// finding (return wxNOT_FOUND if not found and index otherwise)
// ---------------------------------------------------------------------------
// find a character
-int wxString::Find(char ch, bool bFromEnd) const
+int wxString::Find(wxChar ch, bool bFromEnd) const
{
- const char *psz = bFromEnd ? strrchr(m_pchData, ch) : strchr(m_pchData, ch);
+ const wxChar *psz = bFromEnd ? wxStrrchr(m_pchData, ch) : wxStrchr(m_pchData, ch);
- return (psz == NULL) ? NOT_FOUND : psz - m_pchData;
+ return (psz == NULL) ? wxNOT_FOUND : psz - (const wxChar*) m_pchData;
}
// find a sub-string (like strstr)
-int wxString::Find(const char *pszSub) const
+int wxString::Find(const wxChar *pszSub) const
{
- const char *psz = strstr(m_pchData, pszSub);
+ const wxChar *psz = wxStrstr(m_pchData, pszSub);
- return (psz == NULL) ? NOT_FOUND : psz - m_pchData;
+ return (psz == NULL) ? wxNOT_FOUND : psz - (const wxChar*) m_pchData;
}
// ---------------------------------------------------------------------------
wxString& wxString::operator<<(int i)
{
wxString res;
- res.Printf("%d", i);
+ res.Printf(_T("%d"), i);
return (*this) << res;
}
wxString& wxString::operator<<(float f)
{
wxString res;
- res.Printf("%f", f);
+ res.Printf(_T("%f"), f);
return (*this) << res;
}
wxString& wxString::operator<<(double d)
{
wxString res;
- res.Printf("%g", d);
+ res.Printf(_T("%g"), d);
return (*this) << res;
}
// ---------------------------------------------------------------------------
// formatted output
// ---------------------------------------------------------------------------
-int wxString::Printf(const char *pszFormat, ...)
+int wxString::Printf(const wxChar *pszFormat, ...)
{
va_list argptr;
va_start(argptr, pszFormat);
return iLen;
}
-int wxString::PrintfV(const char* pszFormat, va_list argptr)
+int wxString::PrintfV(const wxChar* pszFormat, va_list argptr)
{
-#ifdef __WXMSW__
- #ifdef _MSC_VER
- #define wxVsprintf _vsnprintf
- #endif
-#else // guess that any Unix has snprintf() - feel free to insert additional
- // platform/compiler tests here if this is not the case for you
- #define wxVsprintf vsnprintf
-#endif
-
-#ifndef wxVsprintf
- #pragma message("Using sprintf() because no snprintf()-like function defined")
- #define wxVsprintf vsprintf
-#endif
-
// static buffer to avoid dynamic memory allocation each time
static char s_szScratch[1024];
+#if wxUSE_THREADS
+ // protect the static buffer
+ static wxCriticalSection critsect;
+ wxCriticalSectionLocker lock(critsect);
+#endif
+
+#if 1 // the new implementation
+
+ Reinit();
+ for (size_t n = 0; pszFormat[n]; n++)
+ if (pszFormat[n] == _T('%')) {
+ static char s_szFlags[256] = "%";
+ size_t flagofs = 1;
+ bool adj_left = FALSE, in_prec = FALSE,
+ prec_dot = FALSE, done = FALSE;
+ int ilen = 0;
+ size_t min_width = 0, max_width = wxSTRING_MAXLEN;
+ do {
+#define CHECK_PREC if (in_prec && !prec_dot) { s_szFlags[flagofs++] = '.'; prec_dot = TRUE; }
+ switch (pszFormat[++n]) {
+ case _T('\0'):
+ done = TRUE;
+ break;
+ case _T('%'):
+ *this += _T('%');
+ done = TRUE;
+ break;
+ case _T('#'):
+ case _T('0'):
+ case _T(' '):
+ case _T('+'):
+ case _T('\''):
+ CHECK_PREC
+ s_szFlags[flagofs++] = pszFormat[n];
+ break;
+ case _T('-'):
+ CHECK_PREC
+ adj_left = TRUE;
+ s_szFlags[flagofs++] = pszFormat[n];
+ break;
+ case _T('.'):
+ CHECK_PREC
+ in_prec = TRUE;
+ prec_dot = FALSE;
+ max_width = 0;
+ // dot will be auto-added to s_szFlags if non-negative number follows
+ break;
+ case _T('h'):
+ ilen = -1;
+ CHECK_PREC
+ s_szFlags[flagofs++] = pszFormat[n];
+ break;
+ case _T('l'):
+ ilen = 1;
+ CHECK_PREC
+ s_szFlags[flagofs++] = pszFormat[n];
+ break;
+ case _T('q'):
+ case _T('L'):
+ ilen = 2;
+ CHECK_PREC
+ s_szFlags[flagofs++] = pszFormat[n];
+ break;
+ case _T('Z'):
+ ilen = 3;
+ CHECK_PREC
+ s_szFlags[flagofs++] = pszFormat[n];
+ break;
+ case _T('*'):
+ {
+ int len = va_arg(argptr, int);
+ if (in_prec) {
+ if (len<0) break;
+ CHECK_PREC
+ max_width = len;
+ } else {
+ if (len<0) {
+ adj_left = !adj_left;
+ s_szFlags[flagofs++] = '-';
+ len = -len;
+ }
+ min_width = len;
+ }
+ flagofs += ::sprintf(s_szFlags+flagofs,"%d",len);
+ }
+ break;
+ case _T('1'): case _T('2'): case _T('3'):
+ case _T('4'): case _T('5'): case _T('6'):
+ case _T('7'): case _T('8'): case _T('9'):
+ {
+ int len = 0;
+ CHECK_PREC
+ while ((pszFormat[n]>=_T('0')) && (pszFormat[n]<=_T('9'))) {
+ s_szFlags[flagofs++] = pszFormat[n];
+ len = len*10 + (pszFormat[n] - _T('0'));
+ n++;
+ }
+ if (in_prec) max_width = len;
+ else min_width = len;
+ n--; // the main loop pre-increments n again
+ }
+ break;
+ case _T('d'):
+ case _T('i'):
+ case _T('o'):
+ case _T('u'):
+ case _T('x'):
+ case _T('X'):
+ CHECK_PREC
+ s_szFlags[flagofs++] = pszFormat[n];
+ s_szFlags[flagofs] = '\0';
+ if (ilen == 0 ) {
+ int val = va_arg(argptr, int);
+ ::sprintf(s_szScratch, s_szFlags, val);
+ }
+ else if (ilen == -1) {
+ short int val = va_arg(argptr, short int);
+ ::sprintf(s_szScratch, s_szFlags, val);
+ }
+ else if (ilen == 1) {
+ long int val = va_arg(argptr, long int);
+ ::sprintf(s_szScratch, s_szFlags, val);
+ }
+ else if (ilen == 2) {
+#if SIZEOF_LONG_LONG
+ long long int val = va_arg(argptr, long long int);
+ ::sprintf(s_szScratch, s_szFlags, val);
+#else
+ long int val = va_arg(argptr, long int);
+ ::sprintf(s_szScratch, s_szFlags, val);
+#endif
+ }
+ else if (ilen == 3) {
+ size_t val = va_arg(argptr, size_t);
+ ::sprintf(s_szScratch, s_szFlags, val);
+ }
+ *this += wxString(s_szScratch);
+ done = TRUE;
+ break;
+ case _T('e'):
+ case _T('E'):
+ case _T('f'):
+ case _T('g'):
+ case _T('G'):
+ CHECK_PREC
+ s_szFlags[flagofs++] = pszFormat[n];
+ s_szFlags[flagofs] = '\0';
+ if (ilen == 2) {
+ long double val = va_arg(argptr, long double);
+ ::sprintf(s_szScratch, s_szFlags, val);
+ } else {
+ double val = va_arg(argptr, double);
+ ::sprintf(s_szScratch, s_szFlags, val);
+ }
+ *this += wxString(s_szScratch);
+ done = TRUE;
+ break;
+ case _T('p'):
+ {
+ void *val = va_arg(argptr, void *);
+ CHECK_PREC
+ s_szFlags[flagofs++] = pszFormat[n];
+ s_szFlags[flagofs] = '\0';
+ ::sprintf(s_szScratch, s_szFlags, val);
+ *this += wxString(s_szScratch);
+ done = TRUE;
+ }
+ break;
+ case _T('c'):
+ {
+ wxChar val = va_arg(argptr, int);
+ // we don't need to honor padding here, do we?
+ *this += val;
+ done = TRUE;
+ }
+ break;
+ case _T('s'):
+ if (ilen == -1) {
+ // wx extension: we'll let %hs mean non-Unicode strings
+ char *val = va_arg(argptr, char *);
+#if wxUSE_UNICODE
+ // ASCII->Unicode constructor handles max_width right
+ wxString s(val, wxConvLibc, max_width);
+#else
+ size_t len = wxSTRING_MAXLEN;
+ if (val) {
+ for (len = 0; val[len] && (len<max_width); len++);
+ } else val = _T("(null)");
+ wxString s(val, len);
+#endif
+ if (s.Len() < min_width)
+ s.Pad(min_width - s.Len(), _T(' '), adj_left);
+ *this += s;
+ } else {
+ wxChar *val = va_arg(argptr, wxChar *);
+ size_t len = wxSTRING_MAXLEN;
+ if (val) {
+ for (len = 0; val[len] && (len<max_width); len++);
+ } else val = _T("(null)");
+ wxString s(val, len);
+ if (s.Len() < min_width)
+ s.Pad(min_width - s.Len(), _T(' '), adj_left);
+ *this += s;
+ }
+ done = TRUE;
+ break;
+ case _T('n'):
+ if (ilen == 0) {
+ int *val = va_arg(argptr, int *);
+ *val = Len();
+ }
+ else if (ilen == -1) {
+ short int *val = va_arg(argptr, short int *);
+ *val = Len();
+ }
+ else if (ilen >= 1) {
+ long int *val = va_arg(argptr, long int *);
+ *val = Len();
+ }
+ done = TRUE;
+ break;
+ default:
+ if (wxIsalpha(pszFormat[n]))
+ // probably some flag not taken care of here yet
+ s_szFlags[flagofs++] = pszFormat[n];
+ else {
+ // bad format
+ *this += _T('%'); // just to pass the glibc tst-printf.c
+ n--;
+ done = TRUE;
+ }
+ break;
+ }
+#undef CHECK_PREC
+ } while (!done);
+ } else *this += pszFormat[n];
- int iLen = wxVsprintf(s_szScratch, WXSIZEOF(s_szScratch), pszFormat, argptr);
+#else
+ // NB: wxVsnprintf() may return either less than the buffer size or -1 if there
+ // is not enough place depending on implementation
+ int iLen = wxVsnprintf(s_szScratch, WXSIZEOF(s_szScratch), pszFormat, argptr);
char *buffer;
- if ( (size_t)iLen < WXSIZEOF(s_szScratch) ) {
+ if ( iLen < (int)WXSIZEOF(s_szScratch) ) {
buffer = s_szScratch;
}
else {
int size = WXSIZEOF(s_szScratch) * 2;
buffer = (char *)malloc(size);
while ( buffer != NULL ) {
- iLen = wxVsprintf(buffer, WXSIZEOF(s_szScratch), pszFormat, argptr);
+ iLen = wxVsnprintf(buffer, WXSIZEOF(s_szScratch), pszFormat, argptr);
if ( iLen < size ) {
// ok, there was enough space
break;
}
}
- AllocBeforeWrite(iLen);
- strcpy(m_pchData, buffer);
+ wxString s(buffer);
+ *this = s;
if ( buffer != s_szScratch )
free(buffer);
+#endif
- return iLen;
+ return Len();
}
// ----------------------------------------------------------------------------
// misc other operations
// ----------------------------------------------------------------------------
-bool wxString::Matches(const char *pszMask) const
+bool wxString::Matches(const wxChar *pszMask) const
{
// check char by char
- const char *pszTxt;
- for ( pszTxt = c_str(); *pszMask != '\0'; pszMask++, pszTxt++ ) {
+ const wxChar *pszTxt;
+ for ( pszTxt = c_str(); *pszMask != _T('\0'); pszMask++, pszTxt++ ) {
switch ( *pszMask ) {
- case '?':
- if ( *pszTxt == '\0' )
+ case _T('?'):
+ if ( *pszTxt == _T('\0') )
return FALSE;
pszTxt++;
pszMask++;
break;
- case '*':
+ case _T('*'):
{
// ignore special chars immediately following this one
- while ( *pszMask == '*' || *pszMask == '?' )
+ while ( *pszMask == _T('*') || *pszMask == _T('?') )
pszMask++;
// if there is nothing more, match
- if ( *pszMask == '\0' )
+ if ( *pszMask == _T('\0') )
return TRUE;
// are there any other metacharacters in the mask?
size_t uiLenMask;
- const char *pEndMask = strpbrk(pszMask, "*?");
+ const wxChar *pEndMask = wxStrpbrk(pszMask, _T("*?"));
if ( pEndMask != NULL ) {
// we have to match the string between two metachars
}
else {
// we have to match the remainder of the string
- uiLenMask = strlen(pszMask);
+ uiLenMask = wxStrlen(pszMask);
}
wxString strToMatch(pszMask, uiLenMask);
- const char* pMatch = strstr(pszTxt, strToMatch);
+ const wxChar* pMatch = wxStrstr(pszTxt, strToMatch);
if ( pMatch == NULL )
return FALSE;
}
// match only if nothing left
- return *pszTxt == '\0';
+ return *pszTxt == _T('\0');
+}
+
+// Count the number of chars
+int wxString::Freq(wxChar ch) const
+{
+ int count = 0;
+ int len = Len();
+ for (int i = 0; i < len; i++)
+ {
+ if (GetChar(i) == ch)
+ count ++;
+ }
+ return count;
}
+// convert to upper case, return the copy of the string
+wxString wxString::Upper() const
+{ wxString s(*this); return s.MakeUpper(); }
+
+// convert to lower case, return the copy of the string
+wxString wxString::Lower() const { wxString s(*this); return s.MakeLower(); }
+
+int wxString::sprintf(const wxChar *pszFormat, ...)
+ {
+ va_list argptr;
+ va_start(argptr, pszFormat);
+ int iLen = PrintfV(pszFormat, argptr);
+ va_end(argptr);
+ return iLen;
+ }
+
// ---------------------------------------------------------------------------
// standard C++ library string functions
// ---------------------------------------------------------------------------
-#ifdef STD_STRING_COMPATIBILITY
+#ifdef wxSTD_STRING_COMPATIBILITY
wxString& wxString::insert(size_t nPos, const wxString& str)
{
if ( !str.IsEmpty() ) {
wxString strTmp;
- char *pc = strTmp.GetWriteBuf(Len() + str.Len());
- strncpy(pc, c_str(), nPos);
- strcpy(pc + nPos, str);
- strcpy(pc + nPos + str.Len(), c_str() + nPos);
+ wxChar *pc = strTmp.GetWriteBuf(Len() + str.Len());
+ wxStrncpy(pc, c_str(), nPos);
+ wxStrcpy(pc + nPos, str);
+ wxStrcpy(pc + nPos + str.Len(), c_str() + nPos);
strTmp.UngetWriteBuf();
*this = strTmp;
}
wxASSERT( str.GetStringData()->IsValid() );
wxASSERT( nStart <= Len() );
- const char *p = strstr(c_str() + nStart, str);
+ const wxChar *p = wxStrstr(c_str() + nStart, str);
return p == NULL ? npos : p - c_str();
}
// VC++ 1.5 can't cope with the default argument in the header.
-#if ! (defined(_MSC_VER) && !defined(__WIN32__))
-size_t wxString::find(const char* sz, size_t nStart, size_t n) const
+#if !defined(__VISUALC__) || defined(__WIN32__)
+size_t wxString::find(const wxChar* sz, size_t nStart, size_t n) const
{
return find(wxString(sz, n == npos ? 0 : n), nStart);
}
-#endif
+#endif // VC++ 1.5
-size_t wxString::find(char ch, size_t nStart) const
+// Gives a duplicate symbol (presumably a case-insensitivity problem)
+#if !defined(__BORLANDC__)
+size_t wxString::find(wxChar ch, size_t nStart) const
{
wxASSERT( nStart <= Len() );
- const char *p = strchr(c_str() + nStart, ch);
+ const wxChar *p = wxStrchr(c_str() + nStart, ch);
return p == NULL ? npos : p - c_str();
}
+#endif
size_t wxString::rfind(const wxString& str, size_t nStart) const
{
wxASSERT( str.GetStringData()->IsValid() );
wxASSERT( nStart <= Len() );
- // # could be quicker than that
- const char *p = c_str() + (nStart == npos ? Len() : nStart);
+ // TODO could be made much quicker than that
+ const wxChar *p = c_str() + (nStart == npos ? Len() : nStart);
while ( p >= c_str() + str.Len() ) {
- if ( strncmp(p - str.Len(), str, str.Len()) == 0 )
+ if ( wxStrncmp(p - str.Len(), str, str.Len()) == 0 )
return p - str.Len() - c_str();
p--;
}
}
// VC++ 1.5 can't cope with the default argument in the header.
-#if ! (defined(_MSC_VER) && !defined(__WIN32__))
-size_t wxString::rfind(const char* sz, size_t nStart, size_t n) const
+#if !defined(__VISUALC__) || defined(__WIN32__)
+size_t wxString::rfind(const wxChar* sz, size_t nStart, size_t n) const
{
- return rfind(wxString(sz, n == npos ? 0 : n), nStart);
+ return rfind(wxString(sz, n == npos ? 0 : n), nStart);
}
-size_t wxString::rfind(char ch, size_t nStart) const
+size_t wxString::rfind(wxChar ch, size_t nStart) const
{
- wxASSERT( nStart <= Len() );
+ if ( nStart == npos )
+ {
+ nStart = Len();
+ }
+ else
+ {
+ wxASSERT( nStart <= Len() );
+ }
- const char *p = strrchr(c_str() + nStart, ch);
+ const wxChar *p = wxStrrchr(c_str(), ch);
- return p == NULL ? npos : p - c_str();
+ if ( p == NULL )
+ return npos;
+
+ size_t result = p - c_str();
+ return ( result > nStart ) ? npos : result;
+}
+#endif // VC++ 1.5
+
+size_t wxString::find_first_of(const wxChar* sz, size_t nStart) const
+{
+ const wxChar *start = c_str() + nStart;
+ const wxChar *firstOf = wxStrpbrk(start, sz);
+ if ( firstOf )
+ return firstOf - start;
+ else
+ return npos;
+}
+
+size_t wxString::find_last_of(const wxChar* sz, size_t nStart) const
+{
+ if ( nStart == npos )
+ {
+ nStart = Len();
+ }
+ else
+ {
+ wxASSERT( nStart <= Len() );
+ }
+
+ for ( const wxChar *p = c_str() + length() - 1; p >= c_str(); p-- )
+ {
+ if ( wxStrchr(sz, *p) )
+ return p - c_str();
+ }
+
+ return npos;
+}
+
+size_t wxString::find_first_not_of(const wxChar* sz, size_t nStart) const
+{
+ if ( nStart == npos )
+ {
+ nStart = Len();
+ }
+ else
+ {
+ wxASSERT( nStart <= Len() );
+ }
+
+ size_t nAccept = wxStrspn(c_str() + nStart, sz);
+ if ( nAccept >= length() - nStart )
+ return npos;
+ else
+ return nAccept;
+}
+
+size_t wxString::find_first_not_of(wxChar ch, size_t nStart) const
+{
+ wxASSERT( nStart <= Len() );
+
+ for ( const wxChar *p = c_str() + nStart; *p; p++ )
+ {
+ if ( *p != ch )
+ return p - c_str();
+ }
+
+ return npos;
+}
+
+size_t wxString::find_last_not_of(const wxChar* sz, size_t nStart) const
+{
+ if ( nStart == npos )
+ {
+ nStart = Len();
+ }
+ else
+ {
+ wxASSERT( nStart <= Len() );
+ }
+
+ for ( const wxChar *p = c_str() + nStart - 1; p >= c_str(); p-- )
+ {
+ if ( !wxStrchr(sz, *p) )
+ return p - c_str();
+ }
+
+ return npos;
+}
+
+size_t wxString::find_last_not_of(wxChar ch, size_t nStart) const
+{
+ if ( nStart == npos )
+ {
+ nStart = Len();
+ }
+ else
+ {
+ wxASSERT( nStart <= Len() );
+ }
+
+ for ( const wxChar *p = c_str() + nStart - 1; p >= c_str(); p-- )
+ {
+ if ( *p != ch )
+ return p - c_str();
+ }
+
+ return npos;
}
-#endif
wxString wxString::substr(size_t nStart, size_t nLen) const
{
return *this;
}
-wxString& wxString::replace(size_t nStart, size_t nLen, const char *sz)
+wxString& wxString::replace(size_t nStart, size_t nLen, const wxChar *sz)
{
- wxASSERT( nStart + nLen <= Strlen(sz) );
+ wxASSERT( nStart + nLen <= wxStrlen(sz) );
wxString strTmp;
if ( nStart != 0 )
return *this;
}
-wxString& wxString::replace(size_t nStart, size_t nLen, size_t nCount, char ch)
+wxString& wxString::replace(size_t nStart, size_t nLen, size_t nCount, wxChar ch)
{
return replace(nStart, nLen, wxString(ch, nCount));
}
}
wxString& wxString::replace(size_t nStart, size_t nLen,
- const char* sz, size_t nCount)
+ const wxChar* sz, size_t nCount)
{
return replace(nStart, nLen, wxString(sz, nCount));
}
{
m_nSize =
m_nCount = 0;
- m_pItems = (char **) NULL;
+ m_pItems = (wxChar **) NULL;
}
// copy ctor
{
m_nSize =
m_nCount = 0;
- m_pItems = (char **) NULL;
+ m_pItems = (wxChar **) NULL;
*this = src;
}
Add(src[n]);
if ( m_nCount != 0 )
- memcpy(m_pItems, src.m_pItems, m_nCount*sizeof(char *));
+ memcpy(m_pItems, src.m_pItems, m_nCount*sizeof(wxChar *));
return *this;
}
if( m_nSize == 0 ) {
// was empty, alloc some memory
m_nSize = ARRAY_DEFAULT_INITIAL_SIZE;
- m_pItems = new char *[m_nSize];
+ m_pItems = new wxChar *[m_nSize];
}
else {
// otherwise when it's called for the first time, nIncrement would be 0
if ( nIncrement > ARRAY_MAXSIZE_INCREMENT )
nIncrement = ARRAY_MAXSIZE_INCREMENT;
m_nSize += nIncrement;
- char **pNew = new char *[m_nSize];
+ wxChar **pNew = new wxChar *[m_nSize];
// copy data to new location
- memcpy(pNew, m_pItems, m_nCount*sizeof(char *));
+ memcpy(pNew, m_pItems, m_nCount*sizeof(wxChar *));
// delete old memory (but do not release the strings!)
wxDELETEA(m_pItems);
if ( nSize > m_nSize ) {
Free();
wxDELETEA(m_pItems);
- m_pItems = new char *[nSize];
+ m_pItems = new wxChar *[nSize];
m_nSize = nSize;
}
m_nCount = 0;
}
+// minimizes the memory usage by freeing unused memory
+void wxArrayString::Shrink()
+{
+ // only do it if we have some memory to free
+ if( m_nCount < m_nSize ) {
+ // allocates exactly as much memory as we need
+ wxChar **pNew = new wxChar *[m_nCount];
+
+ // copy data to new location
+ memcpy(pNew, m_pItems, m_nCount*sizeof(wxChar *));
+ delete [] m_pItems;
+ m_pItems = pNew;
+ }
+}
+
// searches the array for an item (forward or backwards)
-int wxArrayString::Index(const char *sz, bool bCase, bool bFromEnd) const
+int wxArrayString::Index(const wxChar *sz, bool bCase, bool bFromEnd) const
{
if ( bFromEnd ) {
if ( m_nCount > 0 ) {
}
}
- return NOT_FOUND;
+ return wxNOT_FOUND;
}
// add item at the end
// the string data must not be deleted!
str.GetStringData()->Lock();
- m_pItems[m_nCount++] = (char *)str.c_str();
+ m_pItems[m_nCount++] = (wxChar *)str.c_str();
}
// add item at the given position
{
wxASSERT( str.GetStringData()->IsValid() );
- wxCHECK_RET( nIndex <= m_nCount, ("bad index in wxArrayString::Insert") );
+ wxCHECK_RET( nIndex <= m_nCount, _("bad index in wxArrayString::Insert") );
Grow();
memmove(&m_pItems[nIndex + 1], &m_pItems[nIndex],
- (m_nCount - nIndex)*sizeof(char *));
+ (m_nCount - nIndex)*sizeof(wxChar *));
str.GetStringData()->Lock();
- m_pItems[nIndex] = (char *)str.c_str();
+ m_pItems[nIndex] = (wxChar *)str.c_str();
m_nCount++;
}
Item(nIndex).GetStringData()->Unlock();
memmove(&m_pItems[nIndex], &m_pItems[nIndex + 1],
- (m_nCount - nIndex - 1)*sizeof(char *));
+ (m_nCount - nIndex - 1)*sizeof(wxChar *));
m_nCount--;
}
// removes item from array (by value)
-void wxArrayString::Remove(const char *sz)
+void wxArrayString::Remove(const wxChar *sz)
{
int iIndex = Index(sz);
- wxCHECK_RET( iIndex != NOT_FOUND,
+ wxCHECK_RET( iIndex != wxNOT_FOUND,
_("removing inexistent element in wxArrayString::Remove") );
Remove(iIndex);
}
+// ----------------------------------------------------------------------------
+// sorting
+// ----------------------------------------------------------------------------
+
+// we can only sort one array at a time with the quick-sort based
+// implementation
+#if wxUSE_THREADS
+ // need a critical section to protect access to gs_compareFunction and
+ // gs_sortAscending variables
+ static wxCriticalSection *gs_critsectStringSort = NULL;
+
+ // call this before the value of the global sort vars is changed/after
+ // you're finished with them
+ #define START_SORT() wxASSERT( !gs_critsectStringSort ); \
+ gs_critsectStringSort = new wxCriticalSection; \
+ gs_critsectStringSort->Enter()
+ #define END_SORT() gs_critsectStringSort->Leave(); \
+ delete gs_critsectStringSort; \
+ gs_critsectStringSort = NULL
+#else // !threads
+ #define START_SORT()
+ #define END_SORT()
+#endif // wxUSE_THREADS
+
+// function to use for string comparaison
+static wxArrayString::CompareFunction gs_compareFunction = NULL;
+
+// if we don't use the compare function, this flag tells us if we sort the
+// array in ascending or descending order
+static bool gs_sortAscending = TRUE;
+
+// function which is called by quick sort
+static int wxStringCompareFunction(const void *first, const void *second)
+{
+ wxString *strFirst = (wxString *)first;
+ wxString *strSecond = (wxString *)second;
+
+ if ( gs_compareFunction ) {
+ return gs_compareFunction(*strFirst, *strSecond);
+ }
+ else {
+ // maybe we should use wxStrcoll
+ int result = wxStrcmp(strFirst->c_str(), strSecond->c_str());
+
+ return gs_sortAscending ? result : -result;
+ }
+}
+
// sort array elements using passed comparaison function
+void wxArrayString::Sort(CompareFunction compareFunction)
+{
+ START_SORT();
+
+ wxASSERT( !gs_compareFunction ); // must have been reset to NULL
+ gs_compareFunction = compareFunction;
+
+ DoSort();
+
+ END_SORT();
+}
+
+void wxArrayString::Sort(bool reverseOrder)
+{
+ START_SORT();
+
+ wxASSERT( !gs_compareFunction ); // must have been reset to NULL
+ gs_sortAscending = !reverseOrder;
+
+ DoSort();
+
+ END_SORT();
+}
+
+void wxArrayString::DoSort()
+{
+ // just sort the pointers using qsort() - of course it only works because
+ // wxString() *is* a pointer to its data
+ qsort(m_pItems, m_nCount, sizeof(wxChar *), wxStringCompareFunction);
+}
+
+// ============================================================================
+// MBConv
+// ============================================================================
+
+WXDLLEXPORT_DATA(wxMBConv *) wxConvCurrent = &wxConvLibc;
+#if !wxUSE_WCHAR_T
+WXDLLEXPORT_DATA(wxMBConv) wxConvLibc, wxConvFile;
+#endif
+
+#if wxUSE_WCHAR_T
+
+// ----------------------------------------------------------------------------
+// standard libc conversion
+// ----------------------------------------------------------------------------
+
+WXDLLEXPORT_DATA(wxMBConv) wxConvLibc;
+
+size_t wxMBConv::MB2WC(wchar_t *buf, const char *psz, size_t n) const
+{
+ return wxMB2WC(buf, psz, n);
+}
+
+size_t wxMBConv::WC2MB(char *buf, const wchar_t *psz, size_t n) const
+{
+ return wxWC2MB(buf, psz, n);
+}
+
+// ----------------------------------------------------------------------------
+// standard file conversion
+// ----------------------------------------------------------------------------
+
+WXDLLEXPORT_DATA(wxMBConvFile) wxConvFile;
+
+// just use the libc conversion for now
+size_t wxMBConvFile::MB2WC(wchar_t *buf, const char *psz, size_t n) const
+{
+ return wxMB2WC(buf, psz, n);
+}
+
+size_t wxMBConvFile::WC2MB(char *buf, const wchar_t *psz, size_t n) const
+{
+ return wxWC2MB(buf, psz, n);
+}
+
+// ----------------------------------------------------------------------------
+// standard gdk conversion
+// ----------------------------------------------------------------------------
-void wxArrayString::Sort(bool WXUNUSED(bCase), bool WXUNUSED(bReverse) )
+#ifdef __WXGTK12__
+WXDLLEXPORT_DATA(wxMBConvGdk) wxConvGdk;
+
+#include <gdk/gdk.h>
+
+size_t wxMBConvGdk::MB2WC(wchar_t *buf, const char *psz, size_t n) const
+{
+ if (buf) {
+ return gdk_mbstowcs((GdkWChar *)buf, psz, n);
+ } else {
+ GdkWChar *nbuf = new GdkWChar[n=strlen(psz)];
+ size_t len = gdk_mbstowcs(nbuf, psz, n);
+ delete [] nbuf;
+ return len;
+ }
+}
+
+size_t wxMBConvGdk::WC2MB(char *buf, const wchar_t *psz, size_t n) const
+{
+ char *mbstr = gdk_wcstombs((GdkWChar *)psz);
+ size_t len = mbstr ? strlen(mbstr) : 0;
+ if (buf) {
+ if (len > n) len = n;
+ memcpy(buf, psz, len);
+ if (len < n) buf[len] = 0;
+ }
+ return len;
+}
+#endif // GTK > 1.0
+
+// ----------------------------------------------------------------------------
+// UTF-7
+// ----------------------------------------------------------------------------
+
+WXDLLEXPORT_DATA(wxMBConvUTF7) wxConvUTF7;
+
+#if 0
+static char utf7_setD[]="ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+ "abcdefghijklmnopqrstuvwxyz"
+ "0123456789'(),-./:?";
+static char utf7_setO[]="!\"#$%&*;<=>@[]^_`{|}";
+static char utf7_setB[]="ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+ "abcdefghijklmnopqrstuvwxyz"
+ "0123456789+/";
+#endif
+
+// TODO: write actual implementations of UTF-7 here
+size_t wxMBConvUTF7::MB2WC(wchar_t * WXUNUSED(buf),
+ const char * WXUNUSED(psz),
+ size_t WXUNUSED(n)) const
{
- //@@@@ TO DO
- //qsort(m_pItems, m_nCount, sizeof(char *), fCmp);
+ return 0;
}
+
+size_t wxMBConvUTF7::WC2MB(char * WXUNUSED(buf),
+ const wchar_t * WXUNUSED(psz),
+ size_t WXUNUSED(n)) const
+{
+ return 0;
+}
+
+// ----------------------------------------------------------------------------
+// UTF-8
+// ----------------------------------------------------------------------------
+
+WXDLLEXPORT_DATA(wxMBConvUTF8) wxConvUTF8;
+
+static unsigned long utf8_max[]={0x7f,0x7ff,0xffff,0x1fffff,0x3ffffff,0x7fffffff,0xffffffff};
+
+size_t wxMBConvUTF8::MB2WC(wchar_t *buf, const char *psz, size_t n) const
+{
+ size_t len = 0;
+
+ while (*psz && ((!buf) || (len<n))) {
+ unsigned char cc=*psz++, fc=cc;
+ unsigned cnt;
+ for (cnt=0; fc&0x80; cnt++) fc<<=1;
+ if (!cnt) {
+ // plain ASCII char
+ if (buf) *buf++=cc;
+ len++;
+ } else {
+ cnt--;
+ if (!cnt) {
+ // invalid UTF-8 sequence
+ return (size_t)-1;
+ } else {
+ unsigned ocnt=cnt-1;
+ unsigned long res=cc&(0x3f>>cnt);
+ while (cnt--) {
+ cc = *psz++;
+ if ((cc&0xC0)!=0x80) {
+ // invalid UTF-8 sequence
+ return (size_t)-1;
+ }
+ res=(res<<6)|(cc&0x3f);
+ }
+ if (res<=utf8_max[ocnt]) {
+ // illegal UTF-8 encoding
+ return (size_t)-1;
+ }
+ if (buf) *buf++=res;
+ len++;
+ }
+ }
+ }
+ if (buf && (len<n)) *buf = 0;
+ return len;
+}
+
+size_t wxMBConvUTF8::WC2MB(char *buf, const wchar_t *psz, size_t n) const
+{
+ size_t len = 0;
+
+ while (*psz && ((!buf) || (len<n))) {
+ unsigned long cc=(*psz++)&0x7fffffff;
+ unsigned cnt;
+ for (cnt=0; cc>utf8_max[cnt]; cnt++);
+ if (!cnt) {
+ // plain ASCII char
+ if (buf) *buf++=cc;
+ len++;
+ } else {
+ len+=cnt+1;
+ if (buf) {
+ *buf++=(-128>>cnt)|((cc>>(cnt*6))&(0x3f>>cnt));
+ while (cnt--)
+ *buf++=0x80|((cc>>(cnt*6))&0x3f);
+ }
+ }
+ }
+ if (buf && (len<n)) *buf = 0;
+ return len;
+}
+
+// ----------------------------------------------------------------------------
+// specified character set
+// ----------------------------------------------------------------------------
+
+class wxCharacterSet
+{
+public:
+ wxArrayString names;
+ wchar_t *data;
+};
+
+#ifndef WX_PRECOMP
+ #include "wx/dynarray.h"
+ #include "wx/filefn.h"
+ #include "wx/textfile.h"
+ #include "wx/tokenzr.h"
+ #include "wx/utils.h"
+#endif
+
+WX_DECLARE_OBJARRAY(wxCharacterSet, wxCSArray);
+#include "wx/arrimpl.cpp"
+WX_DEFINE_OBJARRAY(wxCSArray);
+
+static wxCSArray wxCharsets;
+
+static void wxLoadCharacterSets(void)
+{
+ static bool already_loaded = FALSE;
+
+ if (already_loaded) return;
+
+ already_loaded = TRUE;
+#if defined(__UNIX__)
+ // search through files in /usr/share/i18n/charmaps
+ wxString fname;
+ for (fname = ::wxFindFirstFile(_T("/usr/share/i18n/charmaps/*"));
+ !fname.IsEmpty();
+ fname = ::wxFindNextFile()) {
+ wxTextFile cmap(fname);
+ if (cmap.Open()) {
+ wxCharacterSet *cset = new wxCharacterSet;
+ wxString comchar,escchar;
+ bool in_charset = FALSE;
+
+ // wxFprintf(stderr,_T("Loaded: %s\n"),fname.c_str());
+
+ wxString line;
+ for (line = cmap.GetFirstLine();
+ !cmap.Eof();
+ line = cmap.GetNextLine()) {
+ // wxFprintf(stderr,_T("line contents: %s\n"),line.c_str());
+ wxStringTokenizer token(line);
+ wxString cmd = token.GetNextToken();
+ if (cmd == comchar) {
+ if (token.GetNextToken() == _T("alias"))
+ cset->names.Add(token.GetNextToken());
+ }
+ else if (cmd == _T("<code_set_name>"))
+ cset->names.Add(token.GetNextToken());
+ else if (cmd == _T("<comment_char>"))
+ comchar = token.GetNextToken();
+ else if (cmd == _T("<escape_char>"))
+ escchar = token.GetNextToken();
+ else if (cmd == _T("<mb_cur_min>")) {
+ delete cset;
+ cset = (wxCharacterSet *) NULL;
+ break; // we don't support multibyte charsets ourselves (yet)
+ }
+ else if (cmd == _T("CHARMAP")) {
+ cset->data = (wchar_t *)calloc(256, sizeof(wchar_t));
+ in_charset = TRUE;
+ }
+ else if (cmd == _T("END")) {
+ if (token.GetNextToken() == _T("CHARMAP"))
+ in_charset = FALSE;
+ }
+ else if (in_charset) {
+ // format: <NUL> /x00 <U0000> NULL (NUL)
+ // <A> /x41 <U0041> LATIN CAPITAL LETTER A
+ wxString hex = token.GetNextToken();
+ // skip whitespace (why doesn't wxStringTokenizer do this?)
+ while (wxIsEmpty(hex) && token.HasMoreTokens()) hex = token.GetNextToken();
+ wxString uni = token.GetNextToken();
+ // skip whitespace again
+ while (wxIsEmpty(uni) && token.HasMoreTokens()) uni = token.GetNextToken();
+
+ if ((hex.Len() > 2) && (hex.GetChar(0) == escchar) && (hex.GetChar(1) == _T('x')) &&
+ (uni.Left(2) == _T("<U"))) {
+ hex.MakeUpper(); uni.MakeUpper();
+ int pos = ::wxHexToDec(hex.Mid(2,2));
+ if (pos>=0) {
+ unsigned long uni1 = ::wxHexToDec(uni.Mid(2,2));
+ unsigned long uni2 = ::wxHexToDec(uni.Mid(4,2));
+ cset->data[pos] = (uni1 << 16) | uni2;
+ // wxFprintf(stderr,_T("char %02x mapped to %04x (%c)\n"),pos,cset->data[pos],cset->data[pos]);
+ }
+ }
+ }
+ }
+ if (cset) {
+ cset->names.Shrink();
+ wxCharsets.Add(cset);
+ }
+ }
+ }
+#endif
+ wxCharsets.Shrink();
+}
+
+static wxCharacterSet *wxFindCharacterSet(const wxChar *charset)
+{
+ if (!charset) return (wxCharacterSet *)NULL;
+ wxLoadCharacterSets();
+ for (size_t n=0; n<wxCharsets.GetCount(); n++)
+ if (wxCharsets[n].names.Index(charset) != wxNOT_FOUND)
+ return &(wxCharsets[n]);
+ return (wxCharacterSet *)NULL;
+}
+
+WXDLLEXPORT_DATA(wxCSConv) wxConvLocal((const wxChar *)NULL);
+
+wxCSConv::wxCSConv(const wxChar *charset)
+{
+ m_name = (wxChar *) NULL;
+ m_cset = (wxCharacterSet *) NULL;
+ m_deferred = TRUE;
+ SetName(charset);
+}
+
+wxCSConv::~wxCSConv()
+{
+ if (m_name) free(m_name);
+}
+
+void wxCSConv::SetName(const wxChar *charset)
+{
+ if (charset) {
+#ifdef __UNIX__
+ // first, convert the character set name to standard form
+ wxString codeset;
+ if (wxString(charset,3).CmpNoCase(_T("ISO")) == 0) {
+ // make sure it's represented in the standard form: ISO_8859-1
+ codeset = _T("ISO_");
+ charset += 3;
+ if ((*charset == _T('-')) || (*charset == _T('_'))) charset++;
+ if (wxStrlen(charset)>4) {
+ if (wxString(charset,4) == _T("8859")) {
+ codeset << _T("8859-");
+ if (*charset == _T('-')) charset++;
+ }
+ }
+ }
+ codeset << charset;
+ codeset.MakeUpper();
+ m_name = wxStrdup(codeset.c_str());
+ m_deferred = TRUE;
+#endif
+ }
+}
+
+void wxCSConv::LoadNow()
+{
+// wxPrintf(_T("Conversion request\n"));
+ if (m_deferred) {
+ if (!m_name) {
+#ifdef __UNIX__
+ wxChar *lang = wxGetenv(_T("LANG"));
+ wxChar *dot = lang ? wxStrchr(lang, _T('.')) : (wxChar *)NULL;
+ if (dot) SetName(dot+1);
+#endif
+ }
+ m_cset = wxFindCharacterSet(m_name);
+ m_deferred = FALSE;
+ }
+}
+
+size_t wxCSConv::MB2WC(wchar_t *buf, const char *psz, size_t n) const
+{
+ ((wxCSConv *)this)->LoadNow(); // discard constness
+ if (buf) {
+ if (m_cset) {
+ for (size_t c=0; c<n; c++)
+ buf[c] = m_cset->data[(unsigned char)(psz[c])];
+ } else {
+ // latin-1 (direct)
+ for (size_t c=0; c<n; c++)
+ buf[c] = (unsigned char)(psz[c]);
+ }
+ return n;
+ }
+ return strlen(psz);
+}
+
+size_t wxCSConv::WC2MB(char *buf, const wchar_t *psz, size_t n) const
+{
+ ((wxCSConv *)this)->LoadNow(); // discard constness
+ if (buf) {
+ if (m_cset) {
+ for (size_t c=0; c<n; c++) {
+ size_t n;
+ for (n=0; (n<256) && (m_cset->data[n] != psz[c]); n++);
+ buf[c] = (n>0xff) ? '?' : n;
+ }
+ } else {
+ // latin-1 (direct)
+ for (size_t c=0; c<n; c++)
+ buf[c] = (psz[c]>0xff) ? '?' : psz[c];
+ }
+ return n;
+ }
+ return wcslen(psz);
+}
+
+#endif//wxUSE_WCHAR_T
+
+#if wxUSE_WCHAR_T
+const wxWCharBuffer wxMBConv::cMB2WC(const char *psz) const
+ {
+ if (psz) {
+ size_t nLen = MB2WC((wchar_t *) NULL, psz, 0);
+ wxWCharBuffer buf(nLen);
+ MB2WC(WCSTRINGCAST buf, psz, nLen);
+ return buf;
+ } else return wxWCharBuffer((wchar_t *) NULL);
+ }
+
+const wxCharBuffer wxMBConv::cWC2MB(const wchar_t *psz) const
+ {
+ if (psz) {
+ size_t nLen = WC2MB((char *) NULL, psz, 0);
+ wxCharBuffer buf(nLen);
+ WC2MB(MBSTRINGCAST buf, psz, nLen);
+ return buf;
+ } else return wxCharBuffer((char *) NULL);
+ }
+
+#endif//wxUSE_WCHAR_T
+
projects / wxWidgets.git / blobdiff