include/wx/osx/dataform.h

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/osx/dataform.h
   3 // Purpose:     declaration of the wxDataFormat class
   4 // Author:      Stefan Csomor (lifted from dnd.h)
   5 // Modified by:
   6 // Created:     10/21/99
   7 // Copyright:   (c) 1999 Stefan Csomor
   8 // Licence:     wxWindows licence
   9 ///////////////////////////////////////////////////////////////////////////////
  10
  11 #ifndef _WX_MAC_DATAFORM_H
  12 #define _WX_MAC_DATAFORM_H
  13
  14 class WXDLLIMPEXP_CORE wxDataFormat
  15 {
  16 public:
  17     typedef unsigned long NativeFormat;
  18
  19     wxDataFormat();
  20     wxDataFormat(wxDataFormatId vType);
  21     wxDataFormat(const wxDataFormat& rFormat);
  22     wxDataFormat(const wxString& rId);
  23     wxDataFormat(const wxChar* pId);
  24     wxDataFormat(NativeFormat vFormat);
  25     ~wxDataFormat();
  26
  27     wxDataFormat& operator=(NativeFormat vFormat)
  28         { SetId(vFormat); return *this; }
  29
  30     // comparison (must have both versions)
  31     bool operator==(const wxDataFormat& format) const ;
  32     bool operator!=(const wxDataFormat& format) const
  33         { return ! ( *this == format ); }
  34     bool operator==(wxDataFormatId format) const
  35         { return m_type == (wxDataFormatId)format; }
  36     bool operator!=(wxDataFormatId format) const
  37         { return m_type != (wxDataFormatId)format; }
  38
  39     wxDataFormat& operator=(const wxDataFormat& format);
  40
  41     // explicit and implicit conversions to NativeFormat which is one of
  42     // standard data types (implicit conversion is useful for preserving the
  43     // compatibility with old code)
  44     NativeFormat GetFormatId() const { return m_format; }
  45     operator NativeFormat() const { return m_format; }
  46
  47     void SetId(NativeFormat format);
  48
  49     // string ids are used for custom types - this SetId() must be used for
  50     // application-specific formats
  51     wxString GetId() const;
  52     void SetId(const wxString& pId);
  53
  54     // implementation
  55     wxDataFormatId GetType() const { return m_type; }
  56     void SetType( wxDataFormatId type );
  57
  58     // returns true if the format is one of those defined in wxDataFormatId
  59     bool IsStandard() const { return m_type > 0 && m_type < wxDF_PRIVATE; }
  60
  61 private:
  62     wxDataFormatId   m_type;
  63     NativeFormat     m_format;
  64     // indicates the type in case of wxDF_PRIVATE :
  65     wxString         m_id ;
  66 };
  67
  68 #endif // _WX_MAC_DATAFORM_H