include/wx/mac/corefoundation/cfstring.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/mac/corefoundation/cfstring.h
   3 // Purpose:     wxMacCFStringHolder and other string functions
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     2004-10-29 (from code in wx/mac/carbon/private.h)
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef __WX_CFSTRINGHOLDER_H__
  13 #define __WX_CFSTRINGHOLDER_H__
  14
  15 #ifdef __DARWIN__
  16     #include <CoreFoundation/CFString.h>
  17 #else
  18     #include <CFString.h>
  19 #endif
  20
  21 #include "wx/dlimpexp.h"
  22 #include "wx/fontenc.h"
  23
  24 class WXDLLIMPEXP_FWD_BASE wxString;
  25
  26 WXDLLIMPEXP_BASE void wxMacConvertNewlines13To10( wxString *data ) ;
  27 WXDLLIMPEXP_BASE void wxMacConvertNewlines10To13( wxString *data ) ;
  28
  29 WXDLLIMPEXP_BASE void wxMacConvertNewlines13To10( char * data ) ;
  30 WXDLLIMPEXP_BASE void wxMacConvertNewlines10To13( char * data ) ;
  31
  32 WXDLLIMPEXP_BASE wxUint32 wxMacGetSystemEncFromFontEnc(wxFontEncoding encoding) ;
  33 WXDLLIMPEXP_BASE wxFontEncoding wxMacGetFontEncFromSystemEnc(wxUint32 encoding) ;
  34 WXDLLIMPEXP_BASE void wxMacWakeUp() ;
  35
  36 class WXDLLIMPEXP_BASE wxMacCFStringHolder
  37 {
  38 public:
  39     wxMacCFStringHolder()
  40         : m_cfs(NULL) , m_release(false)
  41     {
  42     }
  43
  44     wxMacCFStringHolder(const wxString &str,
  45                         wxFontEncoding encoding = wxFONTENCODING_DEFAULT)
  46         : m_cfs(NULL) , m_release(false)
  47     {
  48         Assign( str , encoding ) ;
  49     }
  50
  51     wxMacCFStringHolder(CFStringRef ref , bool release = true )
  52         : m_cfs(ref) , m_release(release)
  53     {
  54     }
  55
  56     ~wxMacCFStringHolder()
  57     {
  58         Release() ;
  59     }
  60
  61     CFStringRef Detach()
  62     {
  63         CFStringRef retval = m_cfs ;
  64         m_release = false ;
  65         m_cfs = NULL ;
  66         return retval ;
  67     }
  68
  69     void Release()
  70     {
  71         if ( m_release && m_cfs)
  72             CFRelease( m_cfs ) ;
  73         m_cfs = NULL ;
  74     }
  75
  76     void Assign(const wxString &str,
  77                 wxFontEncoding encoding = wxFONTENCODING_DEFAULT);
  78
  79     operator CFStringRef () const { return m_cfs; }
  80     wxString AsString( wxFontEncoding encoding = wxFONTENCODING_DEFAULT ) ;
  81
  82 private:
  83
  84     CFStringRef m_cfs;
  85     bool m_release ;
  86
  87     DECLARE_NO_COPY_CLASS( wxMacCFStringHolder )
  88 } ;
  89
  90 // corresponding class for holding UniChars (native unicode characters)
  91
  92 class WXDLLIMPEXP_BASE wxMacUniCharBuffer
  93 {
  94 public :
  95     wxMacUniCharBuffer( const wxString &str ) ;
  96
  97     ~wxMacUniCharBuffer() ;
  98
  99     UniChar* GetBuffer() ;
 100
 101     UniCharCount GetChars() ;
 102
 103 private :
 104     UniChar* m_ubuf ;
 105     UniCharCount m_chars ;
 106 };
 107 #endif //__WXCFSTRINGHOLDER_H__