#include "wx/buffer.h" // for wxCharBuffer
#include "wx/strconv.h" // for wxConvertXXX() macros and wxMBConv classes
#include "wx/stringimpl.h"
+#include "wx/stringops.h"
#include "wx/unichar.h"
class WXDLLIMPEXP_BASE wxString;
+// unless this symbol is predefined to disable the compatibility functions, do
+// use them
+#ifndef WXWIN_COMPATIBILITY_STRING_PTR_AS_ITER
+ #define WXWIN_COMPATIBILITY_STRING_PTR_AS_ITER 1
+#endif
+
// ---------------------------------------------------------------------------
// macros
// ---------------------------------------------------------------------------
operator const void*() const { return AsChar(); }
+ inline const wxCharBuffer AsCharBuf() const;
+ inline const wxWCharBuffer AsWCharBuf() const;
+
inline wxString AsString() const;
// allow expressions like "c_str()[0]":
// buffer for holding temporary substring when using any of the methods
// that take (char*,size_t) or (wchar_t*,size_t) arguments:
- // FIXME-UTF8: This will need changes when UTF8 build is introduced
template<typename T>
struct SubstrBufFromType
{
T data;
size_t len;
- SubstrBufFromType() {}
SubstrBufFromType(const T& data_, size_t len_)
: data(data_), len(len_) {}
};
#if wxUSE_UNICODE_UTF8
- // FIXME-UTF8: this will have to use slightly different type
+ // even char* -> char* needs conversion, from locale charset to UTF-8
+ typedef SubstrBufFromType<wxCharBuffer> SubstrBufFromWC;
+ typedef SubstrBufFromType<wxCharBuffer> SubstrBufFromMB;
#elif wxUSE_UNICODE_WCHAR
typedef SubstrBufFromType<const wchar_t*> SubstrBufFromWC;
typedef SubstrBufFromType<wxWCharBuffer> SubstrBufFromMB;
// between UTF-8 and wchar_t* representations of the string are mostly
// contained here.
-#if wxUSE_UNICODE
- // FIXME-UTF8: This will need changes when UTF8 build is introduced
+#if wxUSE_UNICODE_UTF8
+ static SubstrBufFromMB ConvertStr(const char *psz, size_t nLength,
+ const wxMBConv& conv);
+ static SubstrBufFromWC ConvertStr(const wchar_t *pwz, size_t nLength,
+ const wxMBConv& conv);
+#elif wxUSE_UNICODE_WCHAR
static SubstrBufFromMB ConvertStr(const char *psz, size_t nLength,
const wxMBConv& conv);
#else
{ return ConvertStr(str, n, wxConvLibc); }
#endif
- // moves the iterator to the next Unicode character
- static void IncIter(wxStringImpl::iterator& i) { ++i; }
- static void IncIter(wxStringImpl::const_iterator& i) { ++i; }
- // moves the iterator to the previous Unicode character
- static void DecIter(wxStringImpl::iterator& i) { --i; }
- static void DecIter(wxStringImpl::const_iterator& i) { --i; }
- // moves the iterator by n Unicode characters
- static wxStringImpl::iterator AddToIter(wxStringImpl::iterator i, int n)
- { return i + n; }
- static wxStringImpl::const_iterator AddToIter(wxStringImpl::const_iterator i, int n)
- { return i + n; }
- // returns distance of the two iterators in Unicode characters
- static int DiffIters(wxStringImpl::iterator i1, wxStringImpl::iterator i2)
- { return i1 - i2; }
- static int DiffIters(wxStringImpl::const_iterator i1, wxStringImpl::const_iterator i2)
- { return i1 - i2; }
-
- // encodes the character to a form used to represent it in internal
- // representation (returns a string in UTF8 version)
- static wxChar EncodeChar(wxUniChar ch) { return (wxChar)ch; }
-
// translates position index in wxString to/from index in underlying
// wxStringImpl:
static size_t PosToImpl(size_t pos) { return pos; }
#else // wxUSE_UNICODE_UTF8
- typedef char Utf8CharBuffer[5];
- static Utf8CharBuffer EncodeChar(wxUniChar ch);
- // returns n copies of ch encoded in UTF-8 string
- static wxCharBuffer EncodeNChars(size_t n, wxUniChar ch);
+ // FIXME-UTF8: return as-is without copying under UTF8 locale, return
+ // converted string under other locales - needs wxCharBuffer
+ // changes
+ static wxCharBuffer ImplStr(const char* str,
+ const wxMBConv& conv = wxConvLibc)
+ { return ConvertStr(str, npos, conv).data; }
+ static SubstrBufFromMB ImplStr(const char* str, size_t n,
+ const wxMBConv& conv = wxConvLibc)
+ { return ConvertStr(str, n, conv); }
+
+ static wxCharBuffer ImplStr(const wchar_t* str)
+ { return ConvertStr(str, npos, wxConvUTF8).data; }
+ static SubstrBufFromWC ImplStr(const wchar_t* str, size_t n)
+ { return ConvertStr(str, n, wxConvUTF8); }
size_t PosToImpl(size_t pos) const
{
if ( pos == 0 || pos == npos )
return pos;
else
- return wxStringImpl::const_iterator(begin() + pos) - m_impl.begin();
+ return (begin() + pos).impl() - m_impl.begin();
+ }
+
+ void PosLenToImpl(size_t pos, size_t len, size_t *implPos, size_t *implLen) const;
+
+ size_t LenToImpl(size_t len) const
+ {
+ size_t pos, len2;
+ PosLenToImpl(0, len, &pos, &len2);
+ return len2;
}
size_t PosFromImpl(size_t pos) const
else
return const_iterator(m_impl.begin() + pos) - begin();
}
-
- // FIXME: return as-is without copying under UTF8 locale, return
- // converted string under other locales - needs wxCharBuffer
- // changes
- static wxCharBuffer ImplStr(const char* str);
-
- static wxCharBuffer ImplStr(const wchar_t* str)
- { return wxConvUTF8.cWC2MB(str); }
#endif // !wxUSE_UNICODE_UTF8/wxUSE_UNICODE_UTF8
-
-public:
- // constructors and destructor
- // ctor for an empty string
- wxString() {}
-
- // copy ctor
- wxString(const wxStringImpl& stringSrc) : m_impl(stringSrc) { }
- wxString(const wxString& stringSrc) : m_impl(stringSrc.m_impl) { }
-
- // string containing nRepeat copies of ch
- wxString(wxUniChar ch, size_t nRepeat = 1)
- { assign(nRepeat, ch); }
- wxString(size_t nRepeat, wxUniChar ch)
- { assign(nRepeat, ch); }
- wxString(wxUniCharRef ch, size_t nRepeat = 1)
- { assign(nRepeat, ch); }
- wxString(size_t nRepeat, wxUniCharRef ch)
- { assign(nRepeat, ch); }
- wxString(char ch, size_t nRepeat = 1)
- { assign(nRepeat, ch); }
- wxString(size_t nRepeat, char ch)
- { assign(nRepeat, ch); }
- wxString(wchar_t ch, size_t nRepeat = 1)
- { assign(nRepeat, ch); }
- wxString(size_t nRepeat, wchar_t ch)
- { assign(nRepeat, ch); }
-
- // ctors from char* strings:
- wxString(const char *psz)
- : m_impl(ImplStr(psz)) {}
- wxString(const char *psz, const wxMBConv& conv)
- : m_impl(ImplStr(psz, conv)) {}
- wxString(const char *psz, size_t nLength)
- { assign(psz, nLength); }
- wxString(const char *psz, const wxMBConv& conv, size_t nLength)
- {
- SubstrBufFromMB str(ImplStr(psz, nLength, conv));
- m_impl.assign(str.data, str.len);
- }
-
- // and unsigned char*:
- wxString(const unsigned char *psz)
- : m_impl(ImplStr((const char*)psz)) {}
- wxString(const unsigned char *psz, const wxMBConv& conv)
- : m_impl(ImplStr((const char*)psz, conv)) {}
- wxString(const unsigned char *psz, size_t nLength)
- { assign((const char*)psz, nLength); }
- wxString(const unsigned char *psz, const wxMBConv& conv, size_t nLength)
- {
- SubstrBufFromMB str(ImplStr((const char*)psz, nLength, conv));
- m_impl.assign(str.data, str.len);
- }
-
- // ctors from wchar_t* strings:
- wxString(const wchar_t *pwz)
- : m_impl(ImplStr(pwz)) {}
- wxString(const wchar_t *pwz, const wxMBConv& WXUNUSED(conv))
- : m_impl(ImplStr(pwz)) {}
- wxString(const wchar_t *pwz, size_t nLength)
- { assign(pwz, nLength); }
- wxString(const wchar_t *pwz, const wxMBConv& WXUNUSED(conv), size_t nLength)
- { assign(pwz, nLength); }
-
- wxString(const wxCharBuffer& buf)
- { assign(buf.data()); } // FIXME-UTF8: fix for embedded NUL and buffer length
- wxString(const wxWCharBuffer& buf)
- { assign(buf.data()); } // FIXME-UTF8: fix for embedded NUL and buffer length
-
- wxString(const wxCStrData& cstr)
- : m_impl(cstr.AsString().m_impl) { }
-
- // as we provide both ctors with this signature for both char and unsigned
- // char string, we need to provide one for wxCStrData to resolve ambiguity
- wxString(const wxCStrData& cstr, size_t nLength)
- : m_impl(cstr.AsString().Mid(0, nLength).m_impl) {}
-
- // and because wxString is convertible to wxCStrData and const wxChar *
- // we also need to provide this one
- wxString(const wxString& str, size_t nLength)
- : m_impl(str.Mid(0, nLength).m_impl) {}
-
public:
// standard types
typedef wxUniChar value_type;
typedef wxUniChar const_reference;
#if wxUSE_STL
- #define WX_STR_ITERATOR_TAG std::random_access_iterator_tag
+ #if wxUSE_UNICODE_UTF8
+ // random access is not O(1), as required by Random Access Iterator
+ #define WX_STR_ITERATOR_TAG std::bidirectional_iterator_tag
+ #else
+ #define WX_STR_ITERATOR_TAG std::random_access_iterator_tag
+ #endif
#else
#define WX_STR_ITERATOR_TAG void /* dummy type */
#endif
typedef reference_type reference; \
typedef pointer_type pointer; \
\
- iterator_name(const iterator_name& i) : m_cur(i.m_cur) {} \
- \
reference operator*() const { return reference_ctor; } \
reference operator[](size_t n) const { return *(*this + n); } \
\
iterator_name& operator++() \
- { wxString::IncIter(m_cur); return *this; } \
+ { wxStringOperations::IncIter(m_cur); return *this; } \
iterator_name& operator--() \
- { wxString::DecIter(m_cur); return *this; } \
+ { wxStringOperations::DecIter(m_cur); return *this; } \
iterator_name operator++(int) \
{ \
iterator_name tmp = *this; \
- wxString::IncIter(m_cur); \
+ wxStringOperations::IncIter(m_cur); \
return tmp; \
} \
iterator_name operator--(int) \
{ \
iterator_name tmp = *this; \
- wxString::DecIter(m_cur); \
+ wxStringOperations::DecIter(m_cur); \
return tmp; \
} \
\
- iterator_name operator+(int n) const \
- { return iterator_name(wxString::AddToIter(m_cur, n)); } \
- iterator_name operator+(size_t n) const \
- { return iterator_name(wxString::AddToIter(m_cur, (int)n)); } \
- iterator_name operator-(int n) const \
- { return iterator_name(wxString::AddToIter(m_cur, -n)); } \
- iterator_name operator-(size_t n) const \
- { return iterator_name(wxString::AddToIter(m_cur, -(int)n)); } \
iterator_name& operator+=(int n) \
- { m_cur = wxString::AddToIter(m_cur, n); return *this; } \
+ { \
+ m_cur = wxStringOperations::AddToIter(m_cur, n); \
+ return *this; \
+ } \
iterator_name& operator+=(size_t n) \
- { m_cur = wxString::AddToIter(m_cur, (int)n); return *this; } \
+ { \
+ m_cur = wxStringOperations::AddToIter(m_cur, (int)n); \
+ return *this; \
+ } \
iterator_name& operator-=(int n) \
- { m_cur = wxString::AddToIter(m_cur, -n); return *this; } \
+ { \
+ m_cur = wxStringOperations::AddToIter(m_cur, -n); \
+ return *this; \
+ } \
iterator_name& operator-=(size_t n) \
- { m_cur = wxString::AddToIter(m_cur, -(int)n); return *this; } \
+ { \
+ m_cur = wxStringOperations::AddToIter(m_cur, -(int)n); \
+ return *this; \
+ } \
\
- unsigned operator-(const iterator_name& i) const \
- { return wxString::DiffIters(m_cur, i.m_cur); } \
+ difference_type operator-(const iterator_name& i) const \
+ { return wxStringOperations::DiffIters(m_cur, i.m_cur); } \
\
bool operator==(const iterator_name& i) const \
{ return m_cur == i.m_cur; } \
\
private: \
/* for internal wxString use only: */ \
- iterator_name(underlying_iterator ptr) : m_cur(ptr) {} \
- operator underlying_iterator() const { return m_cur; } \
+ underlying_iterator impl() const { return m_cur; } \
\
friend class WXDLLIMPEXP_BASE wxString; \
friend class WXDLLIMPEXP_BASE wxCStrData; \
\
private: \
- underlying_iterator m_cur;
+ underlying_iterator m_cur
class const_iterator;
+#if wxUSE_UNICODE_UTF8
+ class iterator
+ {
+ // NB: In UTF-8 build, (non-const) iterator needs to keep reference
+ // to the underlying wxStringImpl, because UTF-8 is variable-length
+ // encoding and changing the value pointer to by an iterator using
+ // its operator* requires calling wxStringImpl::replace() if the old
+ // and new values differ in their encoding's length.
+
+ WX_STR_ITERATOR_IMPL(iterator, wxChar*, wxUniCharRef,
+ wxUniCharRef::CreateForString(m_str, m_cur));
+
+ public:
+ iterator(const iterator& i) : m_cur(i.m_cur), m_str(i.m_str) {}
+
+ iterator operator+(int n) const
+ { return iterator(m_str, wxStringOperations::AddToIter(m_cur, n)); }
+ iterator operator+(size_t n) const
+ { return iterator(m_str, wxStringOperations::AddToIter(m_cur, (int)n)); }
+ iterator operator-(int n) const
+ { return iterator(m_str, wxStringOperations::AddToIter(m_cur, -n)); }
+ iterator operator-(size_t n) const
+ { return iterator(m_str, wxStringOperations::AddToIter(m_cur, -(int)n)); }
+
+ private:
+ iterator(wxString *str, underlying_iterator ptr)
+ : m_cur(ptr), m_str(str->m_impl) {}
+ iterator(wxStringImpl& str, underlying_iterator ptr)
+ : m_cur(ptr), m_str(str) {}
+
+ wxStringImpl& m_str;
+
+ friend class const_iterator;
+ };
+
+ size_t IterToImplPos(wxString::iterator i) const
+ { return wxStringImpl::const_iterator(i.impl()) - m_impl.begin(); }
+
+#else // !wxUSE_UNICODE_UTF8
+
class iterator
{
WX_STR_ITERATOR_IMPL(iterator, wxChar*, wxUniCharRef,
- wxUniCharRef::CreateForString(m_cur))
+ wxUniCharRef::CreateForString(m_cur));
+
+ public:
+ iterator(const iterator& i) : m_cur(i.m_cur) {}
+
+ iterator operator+(int n) const
+ { return iterator(wxStringOperations::AddToIter(m_cur, n)); }
+ iterator operator+(size_t n) const
+ { return iterator(wxStringOperations::AddToIter(m_cur, (int)n)); }
+ iterator operator-(int n) const
+ { return iterator(wxStringOperations::AddToIter(m_cur, -n)); }
+ iterator operator-(size_t n) const
+ { return iterator(wxStringOperations::AddToIter(m_cur, -(int)n)); }
+
+ private:
+ // for internal wxString use only:
+ iterator(underlying_iterator ptr) : m_cur(ptr) {}
+ iterator(wxString *WXUNUSED(str), underlying_iterator ptr) : m_cur(ptr) {}
friend class const_iterator;
};
+#endif // wxUSE_UNICODE_UTF8/!wxUSE_UNICODE_UTF8
class const_iterator
{
// NB: reference_type is intentionally value, not reference, the character
// may be encoded differently in wxString data:
WX_STR_ITERATOR_IMPL(const_iterator, const wxChar*, wxUniChar,
- wxUniChar(*m_cur))
+ wxStringOperations::DecodeChar(m_cur));
public:
+ const_iterator(const const_iterator& i) : m_cur(i.m_cur) {}
const_iterator(const iterator& i) : m_cur(i.m_cur) {}
+
+ const_iterator operator+(int n) const
+ { return const_iterator(wxStringOperations::AddToIter(m_cur, n)); }
+ const_iterator operator+(size_t n) const
+ { return const_iterator(wxStringOperations::AddToIter(m_cur, (int)n)); }
+ const_iterator operator-(int n) const
+ { return const_iterator(wxStringOperations::AddToIter(m_cur, -n)); }
+ const_iterator operator-(size_t n) const
+ { return const_iterator(wxStringOperations::AddToIter(m_cur, -(int)n)); }
+
+ private:
+ // for internal wxString use only:
+ const_iterator(underlying_iterator ptr) : m_cur(ptr) {}
};
#undef WX_STR_ITERATOR_TAG
typedef reverse_iterator_impl<iterator> reverse_iterator;
typedef reverse_iterator_impl<const_iterator> const_reverse_iterator;
+private:
+ // used to transform an expression built using c_str() (and hence of type
+ // wxCStrData) to an iterator into the string
+ static const_iterator CreateConstIterator(const wxCStrData& data)
+ {
+ return const_iterator(data.m_str->begin() + data.m_offset);
+ }
+
+ // in UTF-8 STL build, creation from std::string requires conversion under
+ // non-UTF8 locales, so we can't have and use wxString(wxStringImpl) ctor;
+ // instead we define dummy type that lets us have wxString ctor for creation
+ // from wxStringImpl that couldn't be used by user code (in all other builds,
+ // "standard" ctors can be used):
+#if wxUSE_UNICODE_UTF8 && wxUSE_STL_BASED_WXSTRING
+ struct CtorFromStringImplTag {};
+
+ wxString(CtorFromStringImplTag* WXUNUSED(dummy), const wxStringImpl& src)
+ : m_impl(src) {}
+
+ static wxString FromImpl(const wxStringImpl& src)
+ { return wxString((CtorFromStringImplTag*)NULL, src); }
+#else
+ #if !wxUSE_STL_BASED_WXSTRING
+ wxString(const wxStringImpl& src) : m_impl(src) { }
+ // else: already defined as wxString(wxStdString) below
+ #endif
+ static wxString FromImpl(const wxStringImpl& src) { return wxString(src); }
+#endif
+
+public:
+ // constructors and destructor
+ // ctor for an empty string
+ wxString() {}
+
+ // copy ctor
+ wxString(const wxString& stringSrc) : m_impl(stringSrc.m_impl) { }
+
+ // string containing nRepeat copies of ch
+ wxString(wxUniChar ch, size_t nRepeat = 1)
+ { assign(nRepeat, ch); }
+ wxString(size_t nRepeat, wxUniChar ch)
+ { assign(nRepeat, ch); }
+ wxString(wxUniCharRef ch, size_t nRepeat = 1)
+ { assign(nRepeat, ch); }
+ wxString(size_t nRepeat, wxUniCharRef ch)
+ { assign(nRepeat, ch); }
+ wxString(char ch, size_t nRepeat = 1)
+ { assign(nRepeat, ch); }
+ wxString(size_t nRepeat, char ch)
+ { assign(nRepeat, ch); }
+ wxString(wchar_t ch, size_t nRepeat = 1)
+ { assign(nRepeat, ch); }
+ wxString(size_t nRepeat, wchar_t ch)
+ { assign(nRepeat, ch); }
+
+ // ctors from char* strings:
+ wxString(const char *psz)
+ : m_impl(ImplStr(psz)) {}
+ wxString(const char *psz, const wxMBConv& conv)
+ : m_impl(ImplStr(psz, conv)) {}
+ wxString(const char *psz, size_t nLength)
+ { assign(psz, nLength); }
+ wxString(const char *psz, const wxMBConv& conv, size_t nLength)
+ {
+ SubstrBufFromMB str(ImplStr(psz, nLength, conv));
+ m_impl.assign(str.data, str.len);
+ }
+
+ // and unsigned char*:
+ wxString(const unsigned char *psz)
+ : m_impl(ImplStr((const char*)psz)) {}
+ wxString(const unsigned char *psz, const wxMBConv& conv)
+ : m_impl(ImplStr((const char*)psz, conv)) {}
+ wxString(const unsigned char *psz, size_t nLength)
+ { assign((const char*)psz, nLength); }
+ wxString(const unsigned char *psz, const wxMBConv& conv, size_t nLength)
+ {
+ SubstrBufFromMB str(ImplStr((const char*)psz, nLength, conv));
+ m_impl.assign(str.data, str.len);
+ }
+
+ // ctors from wchar_t* strings:
+ wxString(const wchar_t *pwz)
+ : m_impl(ImplStr(pwz)) {}
+ wxString(const wchar_t *pwz, const wxMBConv& WXUNUSED(conv))
+ : m_impl(ImplStr(pwz)) {}
+ wxString(const wchar_t *pwz, size_t nLength)
+ { assign(pwz, nLength); }
+ wxString(const wchar_t *pwz, const wxMBConv& WXUNUSED(conv), size_t nLength)
+ { assign(pwz, nLength); }
+
+ wxString(const wxCharBuffer& buf)
+ { assign(buf.data()); } // FIXME-UTF8: fix for embedded NUL and buffer length
+ wxString(const wxWCharBuffer& buf)
+ { assign(buf.data()); } // FIXME-UTF8: fix for embedded NUL and buffer length
+
+ wxString(const wxCStrData& cstr)
+ : m_impl(cstr.AsString().m_impl) { }
+
+ // as we provide both ctors with this signature for both char and unsigned
+ // char string, we need to provide one for wxCStrData to resolve ambiguity
+ wxString(const wxCStrData& cstr, size_t nLength)
+ : m_impl(cstr.AsString().Mid(0, nLength).m_impl) {}
+
+ // and because wxString is convertible to wxCStrData and const wxChar *
+ // we also need to provide this one
+ wxString(const wxString& str, size_t nLength)
+ : m_impl(str.Mid(0, nLength).m_impl) {}
+
+ // even if we're not built with wxUSE_STL == 1 it is very convenient to allow
+ // implicit conversions from std::string to wxString and vice verse as this
+ // allows to use the same strings in non-GUI and GUI code, however we don't
+ // want to unconditionally add this ctor as it would make wx lib dependent on
+ // libstdc++ on some Linux versions which is bad, so instead we ask the
+ // client code to define this wxUSE_STD_STRING symbol if they need it
+#if wxUSE_STD_STRING
+
+ #if wxUSE_UNICODE_WCHAR
+ wxString(const wxStdWideString& str) : m_impl(str) {}
+ #else // UTF-8 or ANSI
+ wxString(const wxStdWideString& str)
+ { assign(str.c_str(), str.length()); }
+ #endif
+
+ #if !wxUSE_UNICODE // ANSI build
+ // FIXME-UTF8: do this in UTF8 build #if wxUSE_UTF8_LOCALE_ONLY, too
+ wxString(const std::string& str) : m_impl(str) {}
+ #else // Unicode
+ wxString(const std::string& str)
+ { assign(str.c_str(), str.length()); }
+ #endif
+
+ #if wxUSE_UNICODE_WCHAR && wxUSE_STL_BASED_WXSTRING
+ // wxStringImpl is std::string in the encoding we want
+ operator const wxStdWideString&() const { return m_impl; }
+ #else
+ // wxStringImpl is either not std::string or needs conversion
+ operator wxStdWideString() const
+ // FIXME-UTF8: broken for embedded NULs
+ { return wxStdWideString(wc_str()); }
+ #endif
+
+ #if !wxUSE_UNICODE && wxUSE_STL_BASED_WXSTRING
+ // FIXME-UTF8: do this in UTF8 build #if wxUSE_UTF8_LOCALE_ONLY, too
+ // wxStringImpl is std::string in the encoding we want
+ operator const std::string&() const { return m_impl; }
+ #else
+ // wxStringImpl is either not std::string or needs conversion
+ operator std::string() const
+ // FIXME-UTF8: broken for embedded NULs
+ { return std::string(mb_str()); }
+ #endif
+
+#endif // wxUSE_STD_STRING
+
// first valid index position
const_iterator begin() const { return const_iterator(m_impl.begin()); }
- iterator begin() { return iterator(m_impl.begin()); }
+ iterator begin() { return iterator(this, m_impl.begin()); }
// position one after the last valid one
const_iterator end() const { return const_iterator(m_impl.end()); }
- iterator end() { return iterator(m_impl.end()); }
+ iterator end() { return iterator(this, m_impl.end()); }
// first element of the reversed string
const_reverse_iterator rbegin() const
{
size_t pos, len;
PosLenToImpl(nStart, nLen, &pos, &len);
- return m_impl.substr(pos, len);
+ return FromImpl(m_impl.substr(pos, len));
}
// generic attributes & operations
// explicit conversion to C string in internal representation (char*,
// wchar_t*, UTF-8-encoded char*, depending on the build):
- const_pointer wx_str() const { return m_impl.c_str(); }
+ const wxStringCharType *wx_str() const { return m_impl.c_str(); }
// conversion to *non-const* multibyte or widestring buffer; modifying
// returned buffer won't affect the string, these methods are only useful
// for passing values to const-incorrect functions
- wxWritableCharBuffer char_str() const { return mb_str(); }
+ wxWritableCharBuffer char_str(const wxMBConv& conv = wxConvLibc) const
+ { return mb_str(conv); }
wxWritableWCharBuffer wchar_str() const { return wc_str(); }
// conversion to/from plain (i.e. 7 bit) ASCII: this is useful for
const wxWX2MBbuf mbc_str() const { return mb_str(*wxConvCurrent); }
- const wxChar* wc_str() const { return c_str(); }
-
+#if wxUSE_UNICODE_WCHAR
+ const wxChar* wc_str() const { return wx_str(); }
+#elif wxUSE_UNICODE_UTF8
+ const wxWCharBuffer wc_str() const;
+#endif
// for compatibility with !wxUSE_UNICODE version
- const wxChar* wc_str(const wxMBConv& WXUNUSED(conv)) const { return c_str(); }
+ const wxWX2WCbuf wc_str(const wxMBConv& WXUNUSED(conv)) const
+ { return wc_str(); }
#if wxMBFILES
const wxCharBuffer fn_str() const { return mb_str(wxConvFile); }
#else // !wxMBFILES
- const wxChar* fn_str() const { return c_str(); }
+ const wxWX2WCbuf fn_str() const { return wc_str(); }
#endif // wxMBFILES/!wxMBFILES
+
#else // ANSI
- const wxChar* mb_str() const { return c_str(); }
+ const wxChar* mb_str() const { return wx_str(); }
// for compatibility with wxUSE_UNICODE version
- const wxChar* mb_str(const wxMBConv& WXUNUSED(conv)) const { return c_str(); }
+ const wxChar* mb_str(const wxMBConv& WXUNUSED(conv)) const { return wx_str(); }
const wxWX2MBbuf mbc_str() const { return mb_str(); }
{ return *this = cstr.AsString(); }
// from a character
wxString& operator=(wxUniChar ch)
- { m_impl = EncodeChar(ch); return *this; }
+ { m_impl = wxStringOperations::EncodeChar(ch); return *this; }
wxString& operator=(wxUniCharRef ch)
{ return operator=((wxUniChar)ch); }
wxString& operator=(char ch)
: m_impl(str.m_impl, nPos, nLen) { }
// take all characters from first to last
wxString(const_iterator first, const_iterator last)
- : m_impl(first, last) { }
+ : m_impl(first.impl(), last.impl()) { }
+#if WXWIN_COMPATIBILITY_STRING_PTR_AS_ITER
+ // the 2 overloads below are for compatibility with the existing code using
+ // pointers instead of iterators
wxString(const char *first, const char *last)
{
SubstrBufFromMB str(ImplStr(first, last - first));
SubstrBufFromWC str(ImplStr(first, last - first));
m_impl.assign(str.data, str.len);
}
+ // and this one is needed to compile code adding offsets to c_str() result
+ wxString(const wxCStrData& first, const wxCStrData& last)
+ : m_impl(CreateConstIterator(first).impl(),
+ CreateConstIterator(last).impl())
+ {
+ wxASSERT_MSG( first.m_str == last.m_str,
+ _T("pointers must be into the same string") );
+ }
+#endif // WXWIN_COMPATIBILITY_STRING_PTR_AS_ITER
// lib.string.modifiers
// append elements str[pos], ..., str[pos+n]
{
#if wxUSE_UNICODE_UTF8
if ( !ch.IsAscii() )
- m_impl.append(EncodeNChars(n, ch));
+ m_impl.append(wxStringOperations::EncodeNChars(n, ch));
else
#endif
m_impl.append(n, (wxStringCharType)ch);
}
// append from first to last
wxString& append(const_iterator first, const_iterator last)
- { m_impl.append(first, last); return *this; }
+ { m_impl.append(first.impl(), last.impl()); return *this; }
+#if WXWIN_COMPATIBILITY_STRING_PTR_AS_ITER
wxString& append(const char *first, const char *last)
{ return append(first, last - first); }
wxString& append(const wchar_t *first, const wchar_t *last)
{ return append(first, last - first); }
+ wxString& append(const wxCStrData& first, const wxCStrData& last)
+ { return append(CreateConstIterator(first), CreateConstIterator(last)); }
+#endif // WXWIN_COMPATIBILITY_STRING_PTR_AS_ITER
// same as `this_string = str'
wxString& assign(const wxString& str)
{
#if wxUSE_UNICODE_UTF8
if ( !ch.IsAscii() )
- m_impl.assign(EncodeNChars(n, ch));
+ m_impl.assign(wxStringOperations::EncodeNChars(n, ch));
else
#endif
m_impl.assign(n, (wxStringCharType)ch);
// assign from first to last
wxString& assign(const_iterator first, const_iterator last)
- { m_impl.assign(first, last); return *this; }
+ { m_impl.assign(first.impl(), last.impl()); return *this; }
+#if WXWIN_COMPATIBILITY_STRING_PTR_AS_ITER
wxString& assign(const char *first, const char *last)
{ return assign(first, last - first); }
wxString& assign(const wchar_t *first, const wchar_t *last)
{ return assign(first, last - first); }
+ wxString& assign(const wxCStrData& first, const wxCStrData& last)
+ { return assign(CreateConstIterator(first), CreateConstIterator(last)); }
+#endif // WXWIN_COMPATIBILITY_STRING_PTR_AS_ITER
// string comparison
int compare(const wxString& str) const;
{
#if wxUSE_UNICODE_UTF8
if ( !ch.IsAscii() )
- m_impl.insert(begin() + nPos, EncodeNChars(n, ch));
+ m_impl.insert(PosToImpl(nPos), wxStringOperations::EncodeNChars(n, ch));
else
#endif
- m_impl.insert(begin() + nPos, n, (wxStringCharType)ch);
+ m_impl.insert(PosToImpl(nPos), n, (wxStringCharType)ch);
return *this;
}
iterator insert(iterator it, wxUniChar ch)
- { return iterator(m_impl.insert(it, EncodeChar(ch))); }
+ {
+#if wxUSE_UNICODE_UTF8
+ if ( !ch.IsAscii() )
+ {
+ size_t pos = IterToImplPos(it);
+ m_impl.insert(pos, wxStringOperations::EncodeChar(ch));
+ return iterator(this, m_impl.begin() + pos);
+ }
+ else
+#endif
+ return iterator(this, m_impl.insert(it.impl(), (wxStringCharType)ch));
+ }
void insert(iterator it, const_iterator first, const_iterator last)
- { m_impl.insert(it, first, last); }
+ { m_impl.insert(it.impl(), first.impl(), last.impl()); }
+#if WXWIN_COMPATIBILITY_STRING_PTR_AS_ITER
void insert(iterator it, const char *first, const char *last)
{ insert(it - begin(), first, last - first); }
- void append(iterator it, const wchar_t *first, const wchar_t *last)
+ void insert(iterator it, const wchar_t *first, const wchar_t *last)
{ insert(it - begin(), first, last - first); }
+ void insert(iterator it, const wxCStrData& first, const wxCStrData& last)
+ { insert(it, CreateConstIterator(first), CreateConstIterator(last)); }
+#endif // WXWIN_COMPATIBILITY_STRING_PTR_AS_ITER
+
void insert(iterator it, size_type n, wxUniChar ch)
{
#if wxUSE_UNICODE_UTF8
if ( !ch.IsAscii() )
- m_impl.insert(it, EncodeNChars(n, ch));
+ m_impl.insert(IterToImplPos(it), wxStringOperations::EncodeNChars(n, ch));
else
#endif
- m_impl.insert(it, n, (wxStringCharType)ch);
+ m_impl.insert(it.impl(), n, (wxStringCharType)ch);
}
// delete characters from nStart to nStart + nLen
}
// delete characters from first up to last
iterator erase(iterator first, iterator last)
- { return iterator(m_impl.erase(first, last)); }
+ { return iterator(this, m_impl.erase(first.impl(), last.impl())); }
iterator erase(iterator first)
- { return iterator(m_impl.erase(first)); }
+ { return iterator(this, m_impl.erase(first.impl())); }
#ifdef wxSTRING_BASE_HASNT_CLEAR
void clear() { erase(); }
PosLenToImpl(nStart, nLen, &from, &len);
#if wxUSE_UNICODE_UTF8
if ( !ch.IsAscii() )
- m_impl.replace(from, len, EncodeNChars(nCount, ch));
+ m_impl.replace(from, len, wxStringOperations::EncodeNChars(nCount, ch));
else
#endif
m_impl.replace(from, len, nCount, (wxStringCharType)ch);
}
wxString& replace(iterator first, iterator last, const char* s)
- { m_impl.replace(first, last, ImplStr(s)); return *this; }
+ { m_impl.replace(first.impl(), last.impl(), ImplStr(s)); return *this; }
wxString& replace(iterator first, iterator last, const wchar_t* s)
- { m_impl.replace(first, last, ImplStr(s)); return *this; }
+ { m_impl.replace(first.impl(), last.impl(), ImplStr(s)); return *this; }
wxString& replace(iterator first, iterator last, const char* s, size_type n)
{
SubstrBufFromMB str(ImplStr(s, n));
- m_impl.replace(first, last, str.data, str.len);
+ m_impl.replace(first.impl(), last.impl(), str.data, str.len);
return *this;
}
wxString& replace(iterator first, iterator last, const wchar_t* s, size_type n)
{
SubstrBufFromWC str(ImplStr(s, n));
- m_impl.replace(first, last, str.data, str.len);
+ m_impl.replace(first.impl(), last.impl(), str.data, str.len);
return *this;
}
wxString& replace(iterator first, iterator last, const wxString& s)
- { m_impl.replace(first, last, s.m_impl); return *this; }
+ { m_impl.replace(first.impl(), last.impl(), s.m_impl); return *this; }
wxString& replace(iterator first, iterator last, size_type n, wxUniChar ch)
{
#if wxUSE_UNICODE_UTF8
if ( !ch.IsAscii() )
- m_impl.replace(first, last, EncodeNChars(n, ch));
+ m_impl.replace(first.impl(), last.impl(),
+ wxStringOperations::EncodeNChars(n, ch));
else
#endif
- m_impl.replace(first, last, n, (wxStringCharType)ch);
+ m_impl.replace(first.impl(), last.impl(), n, (wxStringCharType)ch);
return *this;
}
wxString& replace(iterator first, iterator last,
const_iterator first1, const_iterator last1)
- { m_impl.replace(first, last, first1, last1); return *this; }
+ {
+ m_impl.replace(first.impl(), last.impl(), first1.impl(), last1.impl());
+ return *this;
+ }
wxString& replace(iterator first, iterator last,
const char *first1, const char *last1)
{ replace(first, last, first1, last1 - first1); return *this; }
// find the first occurence of character ch after nStart
size_t find(wxUniChar ch, size_t nStart = 0) const
- { return PosFromImpl(m_impl.find(EncodeChar(ch), PosToImpl(nStart))); }
+ {
+ return PosFromImpl(m_impl.find(wxStringOperations::EncodeChar(ch),
+ PosToImpl(nStart)));
+ }
size_t find(wxUniCharRef ch, size_t nStart = 0) const
{ return find(wxUniChar(ch), nStart); }
size_t find(char ch, size_t nStart = 0) const
}
// as find, but from the end
size_t rfind(wxUniChar ch, size_t nStart = npos) const
- { return PosFromImpl(m_impl.rfind(EncodeChar(ch), PosToImpl(nStart))); }
+ {
+ return PosFromImpl(m_impl.rfind(wxStringOperations::EncodeChar(ch),
+ PosToImpl(nStart)));
+ }
size_t rfind(wxUniCharRef ch, size_t nStart = npos) const
{ return rfind(wxUniChar(ch), nStart); }
size_t rfind(char ch, size_t nStart = npos) const
// as strpbrk() but starts at nStart, returns npos if not found
size_t find_first_of(const wxString& str, size_t nStart = 0) const
+#if wxUSE_UNICODE // FIXME-UTF8: temporary
+ { return find_first_of(str.mb_str().data(), nStart); }
+#else
{ return find_first_of((const wxChar*)str.c_str(), nStart); }
+#endif
// same as above
size_t find_first_of(const char* sz, size_t nStart = 0) const;
size_t find_first_of(const wchar_t* sz, size_t nStart = 0) const;
{ return find(c, nStart); }
// find the last (starting from nStart) char from str in this string
size_t find_last_of (const wxString& str, size_t nStart = npos) const
+#if wxUSE_UNICODE // FIXME-UTF8: temporary
+ { return find_last_of(str.mb_str().data(), nStart); }
+#else
{ return find_last_of((const wxChar*)str.c_str(), nStart); }
+#endif
// same as above
size_t find_last_of (const char* sz, size_t nStart = npos) const;
size_t find_last_of (const wchar_t* sz, size_t nStart = npos) const;
// as strspn() (starting from nStart), returns npos on failure
size_t find_first_not_of(const wxString& str, size_t nStart = 0) const
+#if wxUSE_UNICODE // FIXME-UTF8: temporary
+ { return find_first_not_of(str.mb_str().data(), nStart); }
+#else
{ return find_first_not_of((const wxChar*)str.c_str(), nStart); }
+#endif
// same as above
size_t find_first_not_of(const char* sz, size_t nStart = 0) const;
size_t find_first_not_of(const wchar_t* sz, size_t nStart = 0) const;
size_t find_first_not_of(wxUniChar ch, size_t nStart = 0) const;
// as strcspn()
size_t find_last_not_of(const wxString& str, size_t nStart = npos) const
+#if wxUSE_UNICODE // FIXME-UTF8: temporary
+ { return find_last_not_of(str.mb_str().data(), nStart); }
+#else
{ return find_last_not_of((const wxChar*)str.c_str(), nStart); }
+#endif
// same as above
size_t find_last_not_of(const char* sz, size_t nStart = npos) const;
size_t find_last_not_of(const wchar_t* sz, size_t nStart = npos) const;
{ m_impl += s.AsString().m_impl; return *this; }
// string += char
wxString& operator+=(wxUniChar ch)
- { m_impl += EncodeChar(ch); return *this; }
+ { m_impl += wxStringOperations::EncodeChar(ch); return *this; }
wxString& operator+=(wxUniCharRef ch) { return *this += wxUniChar(ch); }
wxString& operator+=(int ch) { return *this += wxUniChar(ch); }
wxString& operator+=(char ch) { return *this += wxUniChar(ch); }
~ConvertedBuffer()
{ free(m_buf); }
- operator const T*() const { return m_buf; }
+ operator T*() const { return m_buf; }
ConvertedBuffer& operator=(T *str)
{
// wxString comparison functions: operator versions are always case sensitive
// ---------------------------------------------------------------------------
-#define wxCMP_WXCHAR_STRING(p, s, op) s.Cmp(p) op 0
+#define wxCMP_WXCHAR_STRING(p, s, op) 0 op s.Cmp(p)
wxDEFINE_ALL_COMPARISONS(const wxChar *, const wxString&, wxCMP_WXCHAR_STRING)
inline wxCStrData::operator bool() const
{
return !m_str->empty();
-};
+}
// simple cases for AsChar() and AsWChar(), the complicated ones are
// in string.cpp
}
#endif // !wxUSE_UNICODE
+inline const wxCharBuffer wxCStrData::AsCharBuf() const
+{
+#if !wxUSE_UNICODE
+ return wxCharBuffer::CreateNonOwned(AsChar());
+#else
+ return AsString().mb_str();
+#endif
+}
+
+inline const wxWCharBuffer wxCStrData::AsWCharBuf() const
+{
+#if wxUSE_UNICODE_WCHAR
+ return wxWCharBuffer::CreateNonOwned(AsWChar());
+#else
+ return AsString().wc_str();
+#endif
+}
+
inline wxString wxCStrData::AsString() const
{
if ( m_offset == 0 )
inline wxUniChar wxCStrData::operator[](size_t n) const
{
- return m_str->at(m_offset + n);
+ // NB: we intentionally use operator[] and not at() here because the former
+ // works for the terminating NUL while the latter does not
+ return (*m_str)[m_offset + n];
}
// ----------------------------------------------------------------------------
// FIXME-UTF8: move this to buffer.h
inline wxCharBuffer::wxCharBuffer(const wxCStrData& cstr)
- : wxCharTypeBufferBase(cstr.AsChar())
+ : wxCharTypeBufferBase(cstr.AsCharBuf())
{
}
inline wxWCharBuffer::wxWCharBuffer(const wxCStrData& cstr)
- : wxCharTypeBufferBase(cstr.AsWChar())
+ : wxCharTypeBufferBase(cstr.AsWCharBuf())
{
}
projects / wxWidgets.git / blobdiff