#include <stdlib.h>
#include "wx/hashmap.h"
+#include "wx/vector.h"
// string handling functions used by wxString:
#if wxUSE_UNICODE_UTF8
#define wxStringStrlen wxStrlen
#endif
+// ----------------------------------------------------------------------------
+// global variables
+// ----------------------------------------------------------------------------
+
+namespace wxPrivate
+{
+
+static UntypedBufferData s_untypedNullData(NULL);
+
+UntypedBufferData * const untypedNullDataPtr = &s_untypedNullData;
+
+} // namespace wxPrivate
// ---------------------------------------------------------------------------
// static class variables definition
}
};
+/*
+wxString::Cache& wxString::GetCache()
+{
+ static wxTLS_TYPE(Cache) s_cache;
+
+ return wxTLS_VALUE(s_cache);
+}
+*/
+
static wxStrCacheInitializer gs_stringCacheInit;
#endif // wxHAS_COMPILER_TLS/!wxHAS_COMPILER_TLS
wxSTD ostream& operator<<(wxSTD ostream& os, const wxCStrData& str)
{
#if wxUSE_UNICODE && !wxUSE_UNICODE_UTF8
- return os << (const char *)str.AsCharBuf();
+ const wxCharBuffer buf(str.AsCharBuf());
+ if ( !buf )
+ os.clear(wxSTD ios_base::failbit);
+ else
+ os << buf.data();
+
+ return os;
#else
return os << str.AsInternal();
#endif
int wxString::CmpNoCase(const wxString& s) const
{
+#if wxUSE_UNICODE_UTF8
// FIXME-UTF8: use wxUniChar::ToLower/ToUpper once added
const_iterator i1 = begin();
else if ( len1 > len2 )
return 1;
return 0;
+#else // wxUSE_UNICODE_WCHAR or ANSI
+ return wxStricmp(m_impl.c_str(), s.m_impl.c_str());
+#endif
}
return dest;
}
-// get all characters after the last occurence of ch
+// get all characters after the last occurrence of ch
// (returns the whole string if ch not found)
wxString wxString::AfterLast(wxUniChar ch) const
{
if ( iPos == wxNOT_FOUND )
str = *this;
else
- str = wx_str() + iPos + 1;
+ str.assign(*this, iPos + 1, npos);
return str;
}
return dest;
}
-// get all characters before the first occurence of ch
+// get all characters before the first occurrence of ch
// (returns the whole string if ch not found)
wxString wxString::BeforeFirst(wxUniChar ch) const
{
int iPos = Find(ch);
- if ( iPos == wxNOT_FOUND ) iPos = length();
+ if ( iPos == wxNOT_FOUND )
+ iPos = length();
return wxString(*this, 0, iPos);
}
-/// get all characters before the last occurence of ch
+/// get all characters before the last occurrence of ch
/// (returns empty string if ch not found)
wxString wxString::BeforeLast(wxUniChar ch) const
{
return str;
}
-/// get all characters after the first occurence of ch
+/// get all characters after the first occurrence of ch
/// (returns empty string if ch not found)
wxString wxString::AfterFirst(wxUniChar ch) const
{
wxString str;
int iPos = Find(ch);
if ( iPos != wxNOT_FOUND )
- str = wx_str() + iPos + 1;
+ str.assign(*this, iPos + 1, npos);
return str;
}
-// replace first (or all) occurences of some substring with another one
+// replace first (or all) occurrences of some substring with another one
size_t wxString::Replace(const wxString& strOld,
const wxString& strNew, bool bReplaceAll)
{
break;
}
}
- else // general case
+ else if ( !bReplaceAll)
+ {
+ size_t pos = m_impl.find(strOld, 0);
+ if ( pos != npos )
+ {
+ m_impl.replace(pos, strOld.m_impl.length(), strNew.m_impl);
+ uiCount = 1;
+ }
+ }
+ else // replace all occurrences
{
const size_t uiOldLen = strOld.m_impl.length();
const size_t uiNewLen = strNew.m_impl.length();
- for ( size_t pos = 0; ; )
+ // first scan the string to find all positions at which the replacement
+ // should be made
+ wxVector<size_t> replacePositions;
+
+ size_t pos;
+ for ( pos = m_impl.find(strOld.m_impl, 0);
+ pos != npos;
+ pos = m_impl.find(strOld.m_impl, pos + uiOldLen))
{
- pos = m_impl.find(strOld.m_impl, pos);
- if ( pos == npos )
- break;
+ replacePositions.push_back(pos);
+ ++uiCount;
+ }
- // replace this occurrence of the old string with the new one
- m_impl.replace(pos, uiOldLen, strNew.m_impl);
+ if ( !uiCount )
+ return 0;
- // move up pos past the string that was replaced
- pos += uiNewLen;
+ // allocate enough memory for the whole new string
+ wxString tmp;
+ tmp.m_impl.reserve(m_impl.length() + uiCount*(uiNewLen - uiOldLen));
- // increase replace count
- uiCount++;
+ // copy this string to tmp doing replacements on the fly
+ size_t replNum = 0;
+ for ( pos = 0; replNum < uiCount; replNum++ )
+ {
+ const size_t nextReplPos = replacePositions[replNum];
- // stop after the first one?
- if ( !bReplaceAll )
- break;
+ if ( pos != nextReplPos )
+ {
+ tmp.m_impl.append(m_impl, pos, nextReplPos - pos);
+ }
+
+ tmp.m_impl.append(strNew.m_impl);
+ pos = nextReplPos + uiOldLen;
+ }
+
+ if ( pos != m_impl.length() )
+ {
+ // append the rest of the string unchanged
+ tmp.m_impl.append(m_impl, pos, m_impl.length() - pos);
}
+
+ swap(tmp);
}
return uiCount;
return count;
}
-// ----------------------------------------------------------------------------
-// wxUTF8StringBuffer
-// ----------------------------------------------------------------------------
-
-#if wxUSE_UNICODE_WCHAR
-wxUTF8StringBuffer::~wxUTF8StringBuffer()
-{
- wxMBConvStrictUTF8 conv;
- size_t wlen = conv.ToWChar(NULL, 0, m_buf);
- wxCHECK_RET( wlen != wxCONV_FAILED, "invalid UTF-8 data in string buffer?" );
-
- wxStringInternalBuffer wbuf(m_str, wlen);
- conv.ToWChar(wbuf, wlen, m_buf);
-}
-
-wxUTF8StringBufferLength::~wxUTF8StringBufferLength()
-{
- wxCHECK_RET(m_lenSet, "length not set");
-
- wxMBConvStrictUTF8 conv;
- size_t wlen = conv.ToWChar(NULL, 0, m_buf, m_len);
- wxCHECK_RET( wlen != wxCONV_FAILED, "invalid UTF-8 data in string buffer?" );
-
- wxStringInternalBufferLength wbuf(m_str, wlen);
- conv.ToWChar(wbuf, wlen, m_buf, m_len);
- wbuf.SetLength(wlen);
-}
-#endif // wxUSE_UNICODE_WCHAR
-
-// ----------------------------------------------------------------------------
-// wxCharBufferType<T>
-// ----------------------------------------------------------------------------
-
-template<>
-wxCharTypeBuffer<char>::Data
-wxCharTypeBuffer<char>::NullData(NULL);
-
-template<>
-wxCharTypeBuffer<wchar_t>::Data
-wxCharTypeBuffer<wchar_t>::NullData(NULL);
projects / wxWidgets.git / blobdiff