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      1 /*
      2  * Copyright (C) 2007 Vaclav Slavik, Kevin Ollivier <kevino (at) theolliviers.com>
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #include "config.h"
     27 
     28 // The wx headers must come first in this case, because the wtf/text headers
     29 // import windows.h, and we need to allow the wx headers to set its configuration
     30 // first.
     31 #include <wx/defs.h>
     32 #include <wx/string.h>
     33 
     34 #include <wtf/text/CString.h>
     35 #include <wtf/text/WTFString.h>
     36 
     37 namespace WTF {
     38 
     39 String::String(const wxString& wxstr)
     40 {
     41 #if !wxUSE_UNICODE
     42     #error "This code only works in Unicode build of wxWidgets"
     43 #endif
     44 
     45 #if SIZEOF_WCHAR_T == 2
     46 
     47     const UChar* str = wxstr.wc_str();
     48     const size_t len = wxstr.length();
     49 
     50 #else // SIZEOF_WCHAR_T == 4
     51 
     52     // NB: we can't simply use wxstr.mb_str(wxMBConvUTF16()) here because
     53     //     the number of characters in UTF-16 encoding of the string may differ
     54     //     from the number of UTF-32 values and we can't get the length from
     55     //     returned buffer:
     56 
     57 #if defined(wxUSE_UNICODE_UTF8) && wxUSE_UNICODE_UTF8
     58     // in wx3's UTF8 mode, wc_str() returns a buffer, not raw pointer
     59     wxWCharBuffer wideString(wxstr.wc_str());
     60 #else
     61     const wxChar *wideString = wxstr.wc_str();
     62 #endif
     63     size_t wideLength = wxstr.length();
     64 
     65     wxMBConvUTF16 conv;
     66 
     67     const size_t utf16bufLen = conv.FromWChar(0, 0, wideString, wideLength);
     68     wxCharBuffer utf16buf(utf16bufLen);
     69 
     70     const UChar* str = (const UChar*)utf16buf.data();
     71     size_t len = conv.FromWChar(utf16buf.data(), utf16bufLen, wideString, wideLength) / 2;
     72 
     73 #endif // SIZEOF_WCHAR_T == 2
     74 
     75     m_impl = StringImpl::create(str, len);
     76 
     77 }
     78 
     79 String::operator wxString() const
     80 {
     81     return wxString(utf8().data(), wxConvUTF8);
     82 }
     83 
     84 } // namespace WTF
     85