X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/b3e8d00ab0015efa499853883ce51c577e960d9e..fa1c12bdd76acc21ddb45b90bb53b2f58aed946d:/src/common/string.cpp diff --git a/src/common/string.cpp b/src/common/string.cpp index 7f856761a9..7a30eb68ce 100644 --- a/src/common/string.cpp +++ b/src/common/string.cpp @@ -497,18 +497,21 @@ void wxString::Shrink() { wxStringData *pData = GetStringData(); - // this variable is unused in release build, so avoid the compiler warning - // by just not declaring it -#ifdef __WXDEBUG__ - void *p = -#endif - realloc(pData, sizeof(wxStringData) + (pData->nDataLength + 1)*sizeof(wxChar)); + size_t nLen = pData->nDataLength; + void *p = realloc(pData, sizeof(wxStringData) + (nLen + 1)*sizeof(wxChar)); - // we rely on a reasonable realloc() implementation here - so far I haven't - // seen any which wouldn't behave like this + wxASSERT_MSG( p != NULL, _T("can't free memory?") ); + + if ( p != pData ) + { + // contrary to what one might believe, some realloc() implementation do + // move the memory block even when its size is reduced + pData = (wxStringData *)p; + + m_pchData = pData->data(); + } - wxASSERT( p != NULL ); // can't free memory? - wxASSERT( p == pData ); // we're decrementing the size - block shouldn't move! + pData->nAllocLength = nLen; } // get the pointer to writable buffer of (at least) nLen bytes @@ -1090,26 +1093,26 @@ int wxString::Find(const wxChar *pszSub) const // conversion to numbers // ---------------------------------------------------------------------------- -bool wxString::ToLong(long *val) const +bool wxString::ToLong(long *val, int base) const { wxCHECK_MSG( val, FALSE, _T("NULL pointer in wxString::ToLong") ); const wxChar *start = c_str(); wxChar *end; - *val = wxStrtol(start, &end, 10); + *val = wxStrtol(start, &end, base); // return TRUE only if scan was stopped by the terminating NUL and if the // string was not empty to start with return !*end && (end != start); } -bool wxString::ToULong(unsigned long *val) const +bool wxString::ToULong(unsigned long *val, int base) const { wxCHECK_MSG( val, FALSE, _T("NULL pointer in wxString::ToULong") ); const wxChar *start = c_str(); wxChar *end; - *val = wxStrtoul(start, &end, 10); + *val = wxStrtoul(start, &end, base); // return TRUE only if scan was stopped by the terminating NUL and if the // string was not empty to start with @@ -1629,7 +1632,7 @@ void wxString::resize(size_t nSize, wxChar ch) } else if ( nSize > len ) { - *this += wxString(ch, len - nSize); + *this += wxString(ch, nSize - len); } //else: we have exactly the specified length, nothing to do } @@ -1695,7 +1698,7 @@ size_t wxString::find(wxChar ch, size_t nStart) const size_t wxString::rfind(const wxString& str, size_t nStart) const { wxASSERT( str.GetStringData()->IsValid() ); - wxASSERT( nStart <= Len() ); + wxASSERT( nStart == npos || nStart <= Len() ); // TODO could be made much quicker than that const wxChar *p = c_str() + (nStart == npos ? Len() : nStart); @@ -1712,7 +1715,7 @@ size_t wxString::rfind(const wxString& str, size_t nStart) 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 ? wxSTRING_MAXLEN : n), nStart); } size_t wxString::rfind(wxChar ch, size_t nStart) const @@ -2153,6 +2156,16 @@ void wxArrayString::Insert(const wxString& str, size_t nIndex) m_nCount++; } +// expand the array +void wxArrayString::SetCount(size_t count) +{ + Alloc(count); + + wxString s; + while ( m_nCount < count ) + m_pItems[m_nCount++] = (wxChar *)s.c_str(); +} + // removes item from array (by index) void wxArrayString::Remove(size_t nIndex) {