#include <StringMgr.h>
#endif
-#include "wx/wxcrt.h" // for wxChar, wxStrlen() etc.
+#include "wx/wxcrtbase.h" // for wxChar, wxStrlen() etc.
#include "wx/strvararg.h"
#include "wx/buffer.h" // for wxCharBuffer
#include "wx/strconv.h" // for wxConvertXXX() macros and wxMBConv classes
// see the comment near wxString::iterator for why we need this
struct WXDLLIMPEXP_BASE wxStringIteratorNode
{
- inline wxStringIteratorNode(const wxString *str,
- wxStringImpl::const_iterator *citer);
- inline wxStringIteratorNode(const wxString *str,
- wxStringImpl::iterator *iter);
- inline ~wxStringIteratorNode();
+ wxStringIteratorNode()
+ : m_str(NULL), m_citer(NULL), m_iter(NULL), m_prev(NULL), m_next(NULL) {}
+ wxStringIteratorNode(const wxString *str,
+ wxStringImpl::const_iterator *citer)
+ { DoSet(str, citer, NULL); }
+ wxStringIteratorNode(const wxString *str, wxStringImpl::iterator *iter)
+ { DoSet(str, NULL, iter); }
+ ~wxStringIteratorNode()
+ { clear(); }
+
+ inline void set(const wxString *str, wxStringImpl::const_iterator *citer)
+ { clear(); DoSet(str, citer, NULL); }
+ inline void set(const wxString *str, wxStringImpl::iterator *iter)
+ { clear(); DoSet(str, NULL, iter); }
const wxString *m_str;
wxStringImpl::const_iterator *m_citer;
wxStringImpl::iterator *m_iter;
wxStringIteratorNode *m_prev, *m_next;
+
+private:
+ inline void clear();
+ inline void DoSet(const wxString *str,
+ wxStringImpl::const_iterator *citer,
+ wxStringImpl::iterator *iter);
+
+ // the node belongs to a particular iterator instance, it's not copied
+ // when a copy of the iterator is made
+ DECLARE_NO_COPY_CLASS(wxStringIteratorNode)
};
#endif // wxUSE_UNICODE_UTF8
private: \
underlying_iterator m_cur
- class const_iterator;
+ class WXDLLIMPEXP_BASE const_iterator;
#if wxUSE_UNICODE_UTF8
// NB: In UTF-8 build, (non-const) iterator needs to keep reference
//
// Furthermore, the replace() call may invalid all iterators for the
// string, so we have to keep track of outstanding iterators and update
- // them if it happens.
+ // them if replace() happens.
+ //
+ // This is implemented by maintaining linked list of iterators for every
+ // string and traversing it in wxUniCharRef::operator=(). Head of the
+ // list is stored in wxString. (FIXME-UTF8)
- class iterator
+ class WXDLLIMPEXP_BASE iterator
{
WX_STR_ITERATOR_IMPL(iterator, wxChar*, wxUniCharRef);
public:
+ iterator() {}
iterator(const iterator& i)
: m_cur(i.m_cur), m_node(i.str(), &m_cur) {}
+ iterator& operator=(const iterator& i)
+ { m_cur = i.m_cur; m_node.set(i.str(), &m_cur); return *this; }
reference operator*()
{ return wxUniCharRef::CreateForString(m_node, m_cur); }
private:
iterator(wxString *str, underlying_iterator ptr)
: m_cur(ptr), m_node(str, &m_cur) {}
- iterator(wxString& str, underlying_iterator ptr)
- : m_cur(ptr), m_node(&str, &m_cur) {}
wxString* str() const { return wx_const_cast(wxString*, m_node.m_str); }
friend class const_iterator;
};
- class const_iterator
+ class WXDLLIMPEXP_BASE 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);
public:
+ const_iterator() {}
const_iterator(const const_iterator& i)
: m_cur(i.m_cur), m_node(i.str(), &m_cur) {}
const_iterator(const iterator& i)
: m_cur(i.m_cur), m_node(i.str(), &m_cur) {}
+ const_iterator& operator=(const const_iterator& i)
+ { m_cur = i.m_cur; m_node.set(i.str(), &m_cur); return *this; }
+ const_iterator& operator=(const iterator& i)
+ { m_cur = i.m_cur; m_node.set(i.str(), &m_cur); return *this; }
+
reference operator*() const
{ return wxStringOperations::DecodeChar(m_cur); }
// for internal wxString use only:
const_iterator(const wxString *str, underlying_iterator ptr)
: m_cur(ptr), m_node(str, &m_cur) {}
- const_iterator(const wxString& str, underlying_iterator ptr)
- : m_cur(ptr), m_node(&str, &m_cur) {}
const wxString* str() const { return m_node.m_str; }
#else // !wxUSE_UNICODE_UTF8
- class iterator
+ class WXDLLIMPEXP_BASE iterator
{
WX_STR_ITERATOR_IMPL(iterator, wxChar*, wxUniCharRef);
public:
+ iterator() {}
iterator(const iterator& i) : m_cur(i.m_cur) {}
reference operator*()
friend class const_iterator;
};
- class const_iterator
+ class WXDLLIMPEXP_BASE 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);
public:
+ const_iterator() {}
const_iterator(const const_iterator& i) : m_cur(i.m_cur) {}
const_iterator(const iterator& i) : m_cur(i.m_cur) {}
typedef typename T::reference reference;
typedef typename T::pointer *pointer;
+ reverse_iterator_impl() {}
reverse_iterator_impl(iterator_type i) : m_cur(i) {}
reverse_iterator_impl(const reverse_iterator_impl& ri)
: m_cur(ri.m_cur) {}
const wxStringCharType *wx_str() const { return m_impl.c_str(); }
// conversion to *non-const* multibyte or widestring buffer; modifying
- // returned buffer may or may not affect the string, these methods are only
- // useful for passing values to const-incorrect functions
+ // returned buffer won't affect the string, these methods are only useful
+ // for passing values to const-incorrect functions
wxWritableCharBuffer char_str(const wxMBConv& conv = wxConvLibc) const
- {
-#if wxUSE_UNICODE
- return mb_str(conv);
-#else
- return wxWritableCharBuffer::CreateNonOwned(mb_str(conv));
-#endif
- }
- wxWritableWCharBuffer wchar_str() const
- {
-#if wxUSE_UNICODE_WCHAR
- return wxWritableWCharBuffer::CreateNonOwned(wc_str());
-#else
- return wc_str();
-#endif
- }
+ { return mb_str(conv); }
+ wxWritableWCharBuffer wchar_str() const { return wc_str(); }
// conversion to/from plain (i.e. 7 bit) ASCII: this is useful for
// converting numbers or strings which are certain not to contain special
// the behaviour of these functions with the strings containing anything
// else than 7 bit ASCII characters is undefined, use at your own risk.
#if wxUSE_UNICODE
+ static wxString FromAscii(const char *ascii, size_t len); // string
static wxString FromAscii(const char *ascii); // string
static wxString FromAscii(const char ascii); // char
const wxCharBuffer ToAscii() const;
#else // ANSI
static wxString FromAscii(const char *ascii) { return wxString( ascii ); }
+ static wxString FromAscii(const char *ascii, size_t len)
+ { return wxString( ascii, len ); }
static wxString FromAscii(const char ascii) { return wxString( ascii ); }
const char *ToAscii() const { return c_str(); }
#endif // Unicode/!Unicode
#if wxUSE_UNICODE_UTF8
static wxString FromUTF8(const char *utf8)
{
+ if ( !utf8 )
+ return wxEmptyString;
+
wxASSERT( wxStringOperations::IsValidUtf8String(utf8) );
return FromImpl(wxStringImpl(utf8));
}
static wxString FromUTF8(const char *utf8, size_t len)
{
+ if ( !utf8 )
+ return wxEmptyString;
+ if ( len == npos )
+ return FromUTF8(utf8);
+
wxASSERT( wxStringOperations::IsValidUtf8String(utf8, len) );
return FromImpl(wxStringImpl(utf8, len));
}
bool IsSameAs(const wxWCharBuffer& str, bool compareWithCase = true) const
{ return IsSameAs(str.data(), compareWithCase); }
// comparison with a single character: returns true if equal
- bool IsSameAs(wxUniChar c, bool compareWithCase = true) const
- {
- return (length() == 1) && (compareWithCase ? GetChar(0u) == c
- : wxToupper(GetChar(0u)) == wxToupper(c));
- }
+ bool IsSameAs(wxUniChar c, bool compareWithCase = true) const;
// FIXME-UTF8: remove these overloads
bool IsSameAs(wxUniCharRef c, bool compareWithCase = true) const
{ return IsSameAs(wxUniChar(c), compareWithCase); }
private:
wxStringImpl m_impl;
+#ifdef __VISUALC__
+ // "struct 'ConvertedBuffer<T>' needs to have dll-interface to be used by
+ // clients of class 'wxString'" - this is private, we don't care
+ #pragma warning (disable:4251)
+#endif
+
// buffers for compatibility conversion from (char*)c_str() and
// (wchar_t*)c_str():
// FIXME-UTF8: bechmark various approaches to keeping compatibility buffers
ConvertedBuffer<wchar_t> m_convertedToWChar;
#endif
+#ifdef __VISUALC__
+ #pragma warning (default:4251)
+#endif
+
#if wxUSE_UNICODE_UTF8
// FIXME-UTF8: (try to) move this elsewhere (TLS) or solve differently
// assigning to character pointer to by wxString::interator may
{
wxStringIteratorNodeHead() : ptr(NULL) {}
wxStringIteratorNode *ptr;
+
+ // copying is disallowed as it would result in more than one pointer into
+ // the same linked list
+ DECLARE_NO_COPY_CLASS(wxStringIteratorNodeHead)
};
wxStringIteratorNodeHead m_iterators;
inline bool operator>=(const wxString& s1, const wxString& s2)
{ return s1.Cmp(s2) >= 0; }
-#if wxUSE_UNICODE
+inline bool operator==(const wxString& s1, const wxCStrData& s2)
+ { return s1 == s2.AsString(); }
+inline bool operator==(const wxCStrData& s1, const wxString& s2)
+ { return s1.AsString() == s2; }
+inline bool operator!=(const wxString& s1, const wxCStrData& s2)
+ { return s1 != s2.AsString(); }
+inline bool operator!=(const wxCStrData& s1, const wxString& s2)
+ { return s1.AsString() != s2; }
+
inline bool operator==(const wxString& s1, const wxWCharBuffer& s2)
{ return (s1.Cmp((const wchar_t *)s2) == 0); }
inline bool operator==(const wxWCharBuffer& s1, const wxString& s2)
{ return (s1.Cmp((const wchar_t *)s2) != 0); }
inline bool operator!=(const wxWCharBuffer& s1, const wxString& s2)
{ return (s2.Cmp((const wchar_t *)s1) != 0); }
-#else // !wxUSE_UNICODE
+
inline bool operator==(const wxString& s1, const wxCharBuffer& s2)
{ return (s1.Cmp((const char *)s2) == 0); }
inline bool operator==(const wxCharBuffer& s1, const wxString& s2)
{ return (s1.Cmp((const char *)s2) != 0); }
inline bool operator!=(const wxCharBuffer& s1, const wxString& s2)
{ return (s2.Cmp((const char *)s1) != 0); }
-#endif // wxUSE_UNICODE/!wxUSE_UNICODE
-#if wxUSE_UNICODE
inline wxString operator+(const wxString& string, const wxWCharBuffer& buf)
{ return string + (const wchar_t *)buf; }
inline wxString operator+(const wxWCharBuffer& buf, const wxString& string)
{ return (const wchar_t *)buf + string; }
-#else // !wxUSE_UNICODE
+
inline wxString operator+(const wxString& string, const wxCharBuffer& buf)
{ return string + (const char *)buf; }
inline wxString operator+(const wxCharBuffer& buf, const wxString& string)
{ return (const char *)buf + string; }
-#endif // wxUSE_UNICODE/!wxUSE_UNICODE
// comparison with char
inline bool operator==(const wxUniChar& c, const wxString& s) { return s.IsSameAs(c); }
inline wxCStrData::~wxCStrData()
{
if ( m_owned )
- delete m_str;
+ delete wx_const_cast(wxString*, m_str); // cast to silence warnings
}
// simple cases for AsChar() and AsWChar(), the complicated ones are
// implementation of wxStringIteratorNode inline methods
// ----------------------------------------------------------------------------
-wxStringIteratorNode::wxStringIteratorNode(const wxString *str,
- wxStringImpl::const_iterator *citer)
- : m_str(str),
- m_citer(citer),
- m_iter(NULL),
- m_prev(NULL),
- m_next(str->m_iterators.ptr)
+void wxStringIteratorNode::DoSet(const wxString *str,
+ wxStringImpl::const_iterator *citer,
+ wxStringImpl::iterator *iter)
{
- wx_const_cast(wxString*, m_str)->m_iterators.ptr = this;
- if ( m_next )
- m_next->m_prev = this;
-}
-
-wxStringIteratorNode::wxStringIteratorNode(const wxString *str,
- wxStringImpl::iterator *iter)
- : m_str(str),
- m_citer(NULL),
- m_iter(iter),
- m_prev(NULL),
- m_next(str->m_iterators.ptr)
-{
- wx_const_cast(wxString*, m_str)->m_iterators.ptr = this;
- if ( m_next)
- m_next->m_prev = this;
+ m_prev = NULL;
+ m_iter = iter;
+ m_citer = citer;
+ m_str = str;
+ if ( str )
+ {
+ m_next = str->m_iterators.ptr;
+ wx_const_cast(wxString*, m_str)->m_iterators.ptr = this;
+ if ( m_next )
+ m_next->m_prev = this;
+ }
+ else
+ {
+ m_next = NULL;
+ }
}
-wxStringIteratorNode::~wxStringIteratorNode()
+void wxStringIteratorNode::clear()
{
if ( m_next )
m_next->m_prev = m_prev;
if ( m_prev )
m_prev->m_next = m_next;
- else // first in the list
+ else if ( m_str ) // first in the list
wx_const_cast(wxString*, m_str)->m_iterators.ptr = m_next;
+
+ m_next = m_prev = NULL;
+ m_citer = NULL;
+ m_iter = NULL;
+ m_str = NULL;
}
#endif // wxUSE_UNICODE_UTF8
#if WXWIN_COMPATIBILITY_2_8
- // lot of code out there doesn't explicitly include wx/wxchar.h, but uses
+ // lot of code out there doesn't explicitly include wx/crt.h, but uses
// CRT wrappers that are now declared in wx/wxcrt.h and wx/wxcrtvararg.h,
// so let's include this header now that wxString is defined and it's safe
// to do it:
- #include "wx/wxchar.h"
+ #include "wx/crt.h"
#endif
#endif // _WX_WXSTRING_H_
projects / wxWidgets.git / blobdiff