#include "wx/defs.h"
#include "wx/string.h"
#include "wx/intl.h"
+#if wxUSE_THREADS
+ #include <wx/thread.h>
+#endif
#endif
#include <ctype.h>
IMPLEMENT_DYNAMIC_CLASS(wxString, wxObject)
#endif //WXSTRING_IS_WXOBJECT
+#if wxUSE_UNICODE
+#undef wxUSE_EXPERIMENTAL_PRINTF
+#define wxUSE_EXPERIMENTAL_PRINTF 1
+#endif
+
// allocating extra space for each string consumes more memory but speeds up
// the concatenation operations (nLen is the current string's length)
// NB: EXTRA_ALLOC must be >= 0!
// conditional compilation
// ----------------------------------------------------------------------------
+#if !defined(__WXSW__) && wxUSE_UNICODE
+ #ifdef wxUSE_EXPERIMENTAL_PRINTF
+ #undef wxUSE_EXPERIMENTAL_PRINTF
+ #endif
+ #define wxUSE_EXPERIMENTAL_PRINTF 1
+#endif
+
// 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.
#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"
+ #warning "Using sprintf() because no snprintf()-like function defined"
#endif //compiler
#endif // no vsnprintf
// global functions
// ----------------------------------------------------------------------------
-#ifdef wxSTD_STRING_COMPATIBILITY
+#if defined(wxSTD_STRING_COMPATIBILITY) && wxUSE_STD_IOSTREAM
// MS Visual C++ version 5.0 provides the new STL headers as well as the old
// iostream ones.
#if wxUSE_UNICODE
// from multibyte string
-wxString::wxString(const char *psz, wxMBConvv& conv, size_t nLength)
+wxString::wxString(const char *psz, wxMBConv& conv, size_t nLength)
{
// first get necessary size
-
- size_t nLen = conv.MB2WC((wchar_t *) NULL, psz, 0);
+ size_t nLen = psz ? conv.MB2WC((wchar_t *) NULL, psz, 0) : 0;
// nLength is number of *Unicode* characters here!
- if (nLen > nLength)
+ if ((nLen != (size_t)-1) && (nLen > nLength))
nLen = nLength;
// empty?
- if ( nLen != 0 ) {
+ if ( (nLen != 0) && (nLen != (size_t)-1) ) {
AllocBuffer(nLen);
conv.MB2WC(m_pchData, psz, nLen);
}
#else
+#if wxUSE_WCHAR_T
// from wide string
wxString::wxString(const wchar_t *pwz)
{
// first get necessary size
-
- size_t nLen = wxWC2MB((char *) NULL, pwz, 0);
+ size_t nLen = pwz ? wxWC2MB((char *) NULL, pwz, 0) : 0;
// empty?
- if ( nLen != 0 ) {
+ if ( (nLen != 0) && (nLen != (size_t)-1) ) {
AllocBuffer(nLen);
wxWC2MB(m_pchData, pwz, nLen);
}
Init();
}
}
-
#endif
-// ---------------------------------------------------------------------------
-// multibyte<->Unicode conversion
-// ---------------------------------------------------------------------------
-
-#if wxUSE_UNICODE
-const wxCharBuffer& mb_str(wxMBConv& conv) const
-{
- size_t nLen = conv.WC2MB((char *) NULL, m_pchData, 0);
- wxCharBuffer buf(nLen);
- conv.WC2MB(buf, m_pchData, nLen);
-}
-#else
-const wxWCharBuffer& wc_str(wxMBConv& conv) const
-{
- size_t nLen = conv.MB2WC((wchar_t *) NULL, m_pchData, 0);
- wxCharBuffer buf(nLen);
- conv.MB2WC(buf, m_pchData, nLen);
-}
#endif
// ---------------------------------------------------------------------------
return *this;
}
+#if wxUSE_WCHAR_T
wxString& wxString::operator=(const wchar_t *pwz)
{
wxString str(pwz);
*this = str;
return *this;
}
+#endif
#endif
int wxString::PrintfV(const wxChar* pszFormat, va_list argptr)
{
// static buffer to avoid dynamic memory allocation each time
- static char s_szScratch[1024];
+ char s_szScratch[1024]; // using static buffer causes internal compiler err
+#if 0
#if wxUSE_THREADS
// protect the static buffer
static wxCriticalSection critsect;
wxCriticalSectionLocker lock(critsect);
#endif
+#endif
-#if 1 // the new implementation
+#if wxUSE_EXPERIMENTAL_PRINTF
+// the new implementation
Reinit();
for (size_t n = 0; pszFormat[n]; n++)
static char s_szFlags[256] = "%";
size_t flagofs = 1;
bool adj_left = FALSE, in_prec = FALSE,
- prec_dot = FALSE, done = 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) {
+ 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);
+ 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);
+ 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 *);
+ }
+ 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, max_width);
+ // 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);
+ 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;
- }
+ 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];
wxASSERT( str.GetStringData()->IsValid() );
wxASSERT( nStart <= Len() );
- // # could be quicker than that
+ // TODO could be made much quicker than that
const wxChar *p = c_str() + (nStart == npos ? Len() : nStart);
while ( p >= c_str() + str.Len() ) {
if ( wxStrncmp(p - str.Len(), str, str.Len()) == 0 )
#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(wxChar ch, size_t nStart) const
{
- wxASSERT( nStart <= Len() );
+ if ( nStart == npos )
+ {
+ nStart = Len();
+ }
+ else
+ {
+ wxASSERT( nStart <= Len() );
+ }
- const wxChar *p = wxStrrchr(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;
+}
+
wxString wxString::substr(size_t nStart, size_t nLen) const
{
// npos means 'take all'
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 wxChar *sz, bool bCase, bool bFromEnd) const
{
{
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();
// we can only sort one array at a time with the quick-sort based
// implementation
#if wxUSE_THREADS
- #include <wx/thread.h>
-
// need a critical section to protect access to gs_compareFunction and
// gs_sortAscending variables
static wxCriticalSection *gs_critsectStringSort = NULL;
// MBConv
// ============================================================================
-WXDLLEXPORT_DATA(wxMBConv) wxConv_libc;
+WXDLLEXPORT_DATA(wxMBConv *) wxConvCurrent = &wxConvLibc;
+#if !wxUSE_WCHAR_T
+WXDLLEXPORT_DATA(wxMBConv) wxConvLibc, wxConvFile;
+#endif
+
+#if wxUSE_WCHAR_T
// ----------------------------------------------------------------------------
// standard libc conversion
// ----------------------------------------------------------------------------
-size_t wxMBConv::MB2WC(wchar_t *buf, const char *psz, size_t n)
+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)
+size_t wxMBConv::WC2MB(char *buf, const wchar_t *psz, size_t n) const
{
return wxWC2MB(buf, psz, n);
}
// ----------------------------------------------------------------------------
-// UTF-7
+// standard file conversion
// ----------------------------------------------------------------------------
-class wxMBConv_UTF7
+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
{
- virtual size_t MB2WC(wchar_t *buf, const char *psz, size_t n);
- virtual size_t WC2MB(char *buf, const wchar_t *psz, size_t n);
+ return wxMB2WC(buf, psz, n);
}
-WXDLLEXPORT_DATA(wxMBConv_UTF7) wxConv_UTF7;
+size_t wxMBConvFile::WC2MB(char *buf, const wchar_t *psz, size_t n) const
+{
+ return wxWC2MB(buf, psz, n);
+}
+
+// ----------------------------------------------------------------------------
+// standard gdk conversion
+// ----------------------------------------------------------------------------
+
+#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 wxMBConv_UTF7::MB2WC(wchar_t *buf, const char *psz, size_t n)
+size_t wxMBConvUTF7::MB2WC(wchar_t * WXUNUSED(buf),
+ const char * WXUNUSED(psz),
+ size_t WXUNUSED(n)) const
{
return 0;
}
-size_t wxMBConv_UTF7::WC2MB(char *buf, const wchar_t *psz, size_t n)
+size_t wxMBConvUTF7::WC2MB(char * WXUNUSED(buf),
+ const wchar_t * WXUNUSED(psz),
+ size_t WXUNUSED(n)) const
{
return 0;
}
// UTF-8
// ----------------------------------------------------------------------------
-class wxMBConv_UTF8
-{
- virtual size_t MB2WC(wchar_t *buf, const char *psz, size_t n);
- virtual size_t WC2MB(char *buf, const wchar_t *psz, size_t n);
+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;
}
-WXDLLEXPORT_DATA(wxMBConv_UTF8) wxConv_UTF8;
+// ----------------------------------------------------------------------------
+// specified character set
+// ----------------------------------------------------------------------------
-// TODO: write actual implementations of UTF-8 here
-size_t wxMBConv_UTF8::MB2WC(wchar_t *buf, const char *psz, size_t n)
+class wxCharacterSet
{
- return wxMB2WC(buf, psz, n);
+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__) && wxUSE_TEXTFILE
+ // 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) && (wxString(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();
}
-size_t wxMBConv_UTF8::WC2MB(char *buf, const wchar_t *psz, size_t n)
+static wxCharacterSet *wxFindCharacterSet(const wxChar *charset)
{
- return wxWC2MB(buf, psz, n);
+ 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;
}
-// ----------------------------------------------------------------------------
-// specified character set
-// ----------------------------------------------------------------------------
+WXDLLEXPORT_DATA(wxCSConv) wxConvLocal((const wxChar *)NULL);
-// TODO: write actual implementation of character set conversion here
wxCSConv::wxCSConv(const wxChar *charset)
{
- data = (wxChar *) NULL;
+ m_name = (wxChar *) NULL;
+ m_cset = (wxCharacterSet *) NULL;
+ m_deferred = TRUE;
+ SetName(charset);
+}
+
+wxCSConv::~wxCSConv()
+{
+ if (m_name) free(m_name);
}
-size_t wxCSConv::MB2WC(wchar_t *buf, const char *psz, size_t n)
+void wxCSConv::SetName(const wxChar *charset)
{
- if (buf && !data) {
- // latin-1 (direct)
- for (size_t c=0; c<=n; c++)
- buf[c] = psz[c];
+ 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
}
- return n;
}
-size_t wxCSConv::WC2MB(char *buf, const wchar_t *psz, size_t n)
+void wxCSConv::LoadNow()
{
- if (buf && !data) {
- // latin-1 (direct)
- for (size_t c=0; c<=n; c++)
- buf[c] = (psz[c]>0xff) ? '?' : psz[c];
+// 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;
}
- return n;
}
+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