/////////////////////////////////////////////////////////////////////////////
-// Name: src/common/string.cpp
+// Name: src/common/stringimpl.cpp
// Purpose: wxString class
// Author: Vadim Zeitlin, Ryan Norton
// Modified by:
#define wxStringMemcpy memcpy
#define wxStringMemcmp memcmp
#define wxStringMemchr memchr
- #define wxStringStrlen strlen
#else
#define wxStringMemcpy wxTmemcpy
#define wxStringMemcmp wxTmemcmp
#define wxStringMemchr wxTmemchr
- #define wxStringStrlen wxStrlen
#endif
#if wxUSE_STL_BASED_WXSTRING
+// FIXME-UTF8: get rid of this, have only one wxEmptyString
+#if wxUSE_UNICODE_UTF8
+extern const wxStringCharType WXDLLIMPEXP_BASE *wxEmptyStringImpl = "";
+#endif
extern const wxChar WXDLLIMPEXP_BASE *wxEmptyString = _T("");
#else
static const struct
{
wxStringData data;
- wxChar dummy;
+ wxStringCharType dummy;
} g_strEmpty = { {-1, 0, 0}, wxT('\0') };
// empty C style string: points to 'string data' byte of g_strEmpty
-extern const wxChar WXDLLIMPEXP_BASE *wxEmptyString = &g_strEmpty.dummy;
+#if wxUSE_UNICODE_UTF8
+// FIXME-UTF8: get rid of this, have only one wxEmptyString
+extern const wxStringCharType WXDLLIMPEXP_BASE *wxEmptyStringImpl = &g_strEmpty.dummy;
+extern const wxChar WXDLLIMPEXP_BASE *wxEmptyString = _T("");
+#else
+extern const wxStringCharType WXDLLIMPEXP_BASE *wxEmptyString = &g_strEmpty.dummy;
+#endif
#endif
class Averager
{
public:
- Averager(const wxChar *sz) { m_sz = sz; m_nTotal = m_nCount = 0; }
+ Averager(const wxStringCharType *sz) { m_sz = sz; m_nTotal = m_nCount = 0; }
~Averager()
{ wxPrintf("wxString: average %s = %f\n", m_sz, ((float)m_nTotal)/m_nCount); }
private:
size_t m_nCount, m_nTotal;
- const wxChar *m_sz;
+ const wxStringCharType *m_sz;
} g_averageLength("allocation size"),
g_averageSummandLength("summand length"),
g_averageConcatHit("hit probability in concat"),
// ===========================================================================
// takes nLength elements of psz starting at nPos
-void wxStringImpl::InitWith(const wxChar *psz, size_t nPos, size_t nLength)
+void wxStringImpl::InitWith(const wxStringCharType *psz,
+ size_t nPos, size_t nLength)
{
Init();
// if the length is not given, assume the string to be NUL terminated
if ( nLength == npos ) {
- wxASSERT_MSG( nPos <= wxStrlen(psz), _T("index out of bounds") );
+ wxASSERT_MSG( nPos <= Strsize(psz), _T("index out of bounds") );
- nLength = wxStrlen(psz + nPos);
+ nLength = Strsize(psz + nPos);
}
STATISTICS_ADD(InitialLength, nLength);
wxASSERT( nLen > 0 );
// make sure that we don't overflow
- wxASSERT( nLen < (INT_MAX / sizeof(wxChar)) -
+ wxASSERT( nLen < (INT_MAX / sizeof(wxStringCharType)) -
(sizeof(wxStringData) + EXTRA_ALLOC + 1) );
STATISTICS_ADD(Length, nLen);
// 1) one extra character for '\0' termination
// 2) sizeof(wxStringData) for housekeeping info
wxStringData* pData = (wxStringData*)
- malloc(sizeof(wxStringData) + (nLen + EXTRA_ALLOC + 1)*sizeof(wxChar));
+ malloc(sizeof(wxStringData) + (nLen + EXTRA_ALLOC + 1)*sizeof(wxStringCharType));
if ( pData == NULL ) {
// allocation failures are handled by the caller
nLen += EXTRA_ALLOC;
pData = (wxStringData*)
- realloc(pData, sizeof(wxStringData) + (nLen + 1)*sizeof(wxChar));
+ realloc(pData,
+ sizeof(wxStringData) + (nLen + 1)*sizeof(wxStringCharType));
if ( pData == NULL ) {
// allocation failures are handled by the caller
nLen += EXTRA_ALLOC;
pData = (wxStringData *)
- malloc(sizeof(wxStringData) + (nLen + 1)*sizeof(wxChar));
+ malloc(sizeof(wxStringData) + (nLen + 1)*sizeof(wxStringCharType));
if ( pData == NULL ) {
// allocation failure handled by caller
return false;
}
// +1 to copy the terminator, too
- memcpy(m_pchData, pData->data(), (nOldLen+1)*sizeof(wxChar));
+ memcpy(m_pchData, pData->data(), (nOldLen+1)*sizeof(wxStringCharType));
GetStringData()->nDataLength = nOldLen;
}
else {
nLen += EXTRA_ALLOC;
pData = (wxStringData *)
- realloc(pData, sizeof(wxStringData) + (nLen + 1)*sizeof(wxChar));
+ realloc(pData, sizeof(wxStringData) + (nLen + 1)*sizeof(wxStringCharType));
if ( pData == NULL ) {
// allocation failure handled by caller
return *this;
}
-wxStringImpl& wxStringImpl::insert(size_t nPos, const wxChar *sz, size_t n)
+wxStringImpl& wxStringImpl::insert(size_t nPos,
+ const wxStringCharType *sz, size_t n)
{
wxASSERT( nPos <= length() );
- if ( n == npos ) n = wxStrlen(sz);
+ if ( n == npos ) n = Strsize(sz);
if ( n == 0 ) return *this;
if ( !Alloc(length() + n) || !CopyBeforeWrite() ) {
}
memmove(m_pchData + nPos + n, m_pchData + nPos,
- (length() - nPos) * sizeof(wxChar));
- memcpy(m_pchData + nPos, sz, n * sizeof(wxChar));
+ (length() - nPos) * sizeof(wxStringCharType));
+ memcpy(m_pchData + nPos, sz, n * sizeof(wxStringCharType));
GetStringData()->nDataLength = length() + n;
m_pchData[length()] = '\0';
return p - c_str() + nLenOther <= nLen ? p - c_str() : npos;
}
-size_t wxStringImpl::find(const wxChar* sz, size_t nStart, size_t n) const
+size_t wxStringImpl::find(const wxStringCharType* sz,
+ size_t nStart, size_t n) const
{
return find(wxStringImpl(sz, n), nStart);
}
return npos;
}
-size_t wxStringImpl::rfind(const wxChar* sz, size_t nStart, size_t n) const
+size_t wxStringImpl::rfind(const wxStringCharType* sz,
+ size_t nStart, size_t n) const
{
return rfind(wxStringImpl(sz, n), nStart);
}
}
wxStringImpl& wxStringImpl::replace(size_t nStart, size_t nLen,
- const wxChar *sz)
+ const wxStringCharType *sz)
{
wxASSERT_MSG( nStart <= length(),
_T("index out of bounds in wxStringImpl::replace") );
}
wxStringImpl& wxStringImpl::replace(size_t nStart, size_t nLen,
- const wxChar* sz, size_t nCount)
+ const wxStringCharType* sz, size_t nCount)
{
return replace(nStart, nLen, wxStringImpl(sz, nCount).c_str());
}
// assigns a single character
wxStringImpl& wxStringImpl::operator=(wxStringCharType ch)
{
- wxChar c(ch);
+ wxStringCharType c(ch);
if ( !AssignCopy(1, &c) ) {
- wxFAIL_MSG( _T("out of memory in wxStringImpl::operator=(wxChar)") );
+ wxFAIL_MSG( _T("out of memory in wxStringImpl::operator=(wxStringCharType)") );
}
return *this;
}
// assigns C string
-wxStringImpl& wxStringImpl::operator=(const wxChar *psz)
+wxStringImpl& wxStringImpl::operator=(const wxStringCharType *psz)
{
- if ( !AssignCopy(wxStrlen(psz), psz) ) {
- wxFAIL_MSG( _T("out of memory in wxStringImpl::operator=(const wxChar *)") );
+ if ( !AssignCopy(Strsize(psz), psz) ) {
+ wxFAIL_MSG( _T("out of memory in wxStringImpl::operator=(const wxStringCharType *)") );
}
return *this;
}
// helper function: does real copy
-bool wxStringImpl::AssignCopy(size_t nSrcLen, const wxChar *pszSrcData)
+bool wxStringImpl::AssignCopy(size_t nSrcLen,
+ const wxStringCharType *pszSrcData)
{
if ( nSrcLen == 0 ) {
Reinit();
// allocation failure handled by caller
return false;
}
- memcpy(m_pchData, pszSrcData, nSrcLen*sizeof(wxChar));
+ memcpy(m_pchData, pszSrcData, nSrcLen*sizeof(wxStringCharType));
GetStringData()->nDataLength = nSrcLen;
m_pchData[nSrcLen] = wxT('\0');
}
// ---------------------------------------------------------------------------
// add something to this string
-bool wxStringImpl::ConcatSelf(size_t nSrcLen, const wxChar *pszSrcData,
+bool wxStringImpl::ConcatSelf(size_t nSrcLen,
+ const wxStringCharType *pszSrcData,
size_t nMaxLen)
{
STATISTICS_ADD(SummandLength, nSrcLen);
// allocation failure handled by caller
return false;
}
- memcpy(m_pchData, pOldData->data(), nLen*sizeof(wxChar));
+ memcpy(m_pchData, pOldData->data(), nLen*sizeof(wxStringCharType));
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(wxChar));
+ memcpy(m_pchData + nLen, pszSrcData, nSrcLen*sizeof(wxStringCharType));
m_pchData[nNewLen] = wxT('\0'); // put terminating '\0'
GetStringData()->nDataLength = nNewLen; // and fix the length
return true;
}
-#if !wxUSE_UNICODE_UTF8
// get the pointer to writable buffer of (at least) nLen bytes
-wxChar *wxStringImpl::DoGetWriteBuf(size_t nLen)
+wxStringCharType *wxStringImpl::DoGetWriteBuf(size_t nLen)
{
if ( !AllocBeforeWrite(nLen) ) {
// allocation failure handled by caller
// put string back in a reasonable state after GetWriteBuf
void wxStringImpl::DoUngetWriteBuf()
{
- DoUngetWriteBuf(wxStrlen(m_pchData));
+ DoUngetWriteBuf(Strsize(m_pchData));
}
void wxStringImpl::DoUngetWriteBuf(size_t nLen)
pData->nDataLength = nLen;
pData->Validate(true);
}
-#endif // !wxUSE_UNICODE_UTF8
#endif // !wxUSE_STL_BASED_WXSTRING
projects / wxWidgets.git / blobdiff