wxCFStringRef::wxCFStringRef( const wxString &st , wxFontEncoding WXUNUSED_IN_UNICODE(encoding) )
{
if (st.IsEmpty())
{
reset( wxCFRetain( CFSTR("") ) );
}
else
{
wxString str = st ;
wxMacConvertNewlines13To10( &str ) ;
#if wxUSE_UNICODE
#if wxUSE_UNICODE_WCHAR
// native = wchar_t 4 bytes for us
const wchar_t * const data = str.wc_str();
const size_t size = str.length()*sizeof(wchar_t);
CFStringBuiltInEncodings cfencoding = kCFStringEncodingUTF32Native;
#elif wxUSE_UNICODE_UTF8
// native = utf8
const char * const data = str.utf8_str();
const size_t size = str.utf8_length();
CFStringBuiltInEncodings cfencoding = kCFStringEncodingUTF8;
#else
#error "unsupported Unicode representation"
#endif
reset( CFStringCreateWithBytes( kCFAllocatorDefault,
(const UInt8*)data, size, cfencoding, false /* no BOM */ ) );
#else // not wxUSE_UNICODE
reset( CFStringCreateWithCString( kCFAllocatorSystemDefault , str.c_str() ,
wxMacGetSystemEncFromFontEnc( encoding ) ) );
#endif
}
}
// converts this string into a carbon foundation string with optional pc 2 mac encoding
void wxMacCFStringHolder::Assign( const wxString &st , wxFontEncoding encoding )
{
Release() ;
if (st.IsEmpty())
{
m_cfs = CFSTR("") ;
CFRetain( m_cfs ) ;
}
else
{
wxString str = st ;
wxMacConvertNewlines13To10( &str ) ;
#if wxUSE_UNICODE
#if SIZEOF_WCHAR_T == 2
m_cfs = CFStringCreateWithCharacters( kCFAllocatorDefault,
(UniChar*)str.wc_str() , str.Len() );
#else
wxMBConvUTF16BE converter ;
size_t unicharlen = converter.WC2MB( NULL , str.wc_str() , 0 ) ;
UniChar *unibuf = new UniChar[ unicharlen / sizeof(UniChar) + 1 ] ;
converter.WC2MB( (char*)unibuf , str.wc_str() , unicharlen ) ;
m_cfs = CFStringCreateWithCharacters( kCFAllocatorDefault ,
unibuf , unicharlen / sizeof(UniChar) ) ;
delete[] unibuf ;
#endif
#else // not wxUSE_UNICODE
m_cfs = CFStringCreateWithCString( kCFAllocatorSystemDefault , str.c_str() ,
wxMacGetSystemEncFromFontEnc( encoding ) ) ;
#endif
}
m_release = true ;
}
void wxMacConvertNewlines13To10( wxString * data )
{
size_t len = data->Length() ;
if ( len == 0 || wxStrchr(data->c_str(),0x0d)==NULL)
return ;
wxString temp(*data) ;
wxStringBuffer buf(*data,len ) ;
memcpy( buf , temp.c_str() , (len+1)*sizeof(wxChar) ) ;
wxMacConvertNewlines13To10( buf ) ;
}
// converts this string into a carbon foundation string with optional pc 2 mac encoding
void wxMacCFStringHolder::Assign( const wxString &st , wxFontEncoding encoding )
{
Release() ;
if (st.IsEmpty())
{
m_cfs = CFSTR("") ;
CFRetain( m_cfs ) ;
}
else
{
wxString str = st ;
wxMacConvertNewlines13To10( &str ) ;
#if wxUSE_UNICODE
#if SIZEOF_WCHAR_T == 2
m_cfs = CFStringCreateWithCharacters( kCFAllocatorDefault,
(UniChar*)str.wc_str() , str.Len() );
#else
wxMBConvUTF16 converter ;
size_t unicharbytes = converter.FromWChar( NULL , 0 , str.wc_str() , str.Length() ) ;
wxASSERT( unicharbytes != wxCONV_FAILED );
if ( unicharbytes == wxCONV_FAILED )
{
// create an empty string
m_cfs = CFSTR("") ;
CFRetain( m_cfs ) ;
}
else
{
// unicharbytes: number of bytes needed for UTF-16 encoded string (without terminating null)
// unichars: number of UTF-16 characters (without terminating null)
size_t unichars = unicharbytes / sizeof(UniChar) ;
UniChar *unibuf = new UniChar[ unichars ] ;
converter.FromWChar( (char*)unibuf , unicharbytes , str.wc_str() , str.Length() ) ;
m_cfs = CFStringCreateWithCharacters( kCFAllocatorDefault , unibuf , unichars ) ;
delete[] unibuf ;
}
#endif
#else // not wxUSE_UNICODE
m_cfs = CFStringCreateWithCString( kCFAllocatorSystemDefault , str.c_str() ,
wxMacGetSystemEncFromFontEnc( encoding ) ) ;
#endif
}
m_release = true ;
}
