include/wx/msw/ole/dataobj.h

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        msw/ole/dataobj.h
   3 // Purpose:     declaration of the wxDataObject class
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     10.05.98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef   _WX_MSW_OLE_DATAOBJ_H
  13 #define   _WX_MSW_OLE_DATAOBJ_H
  14
  15 // ----------------------------------------------------------------------------
  16 // forward declarations
  17 // ----------------------------------------------------------------------------
  18
  19 struct IDataObject;
  20
  21 // ----------------------------------------------------------------------------
  22 // wxDataObject is a "smart" and polymorphic piece of data.
  23 // ----------------------------------------------------------------------------
  24
  25 class WXDLLEXPORT wxDataObject : public wxDataObjectBase
  26 {
  27 public:
  28     // ctor & dtor
  29     wxDataObject();
  30     virtual ~wxDataObject();
  31
  32     // retrieve IDataObject interface (for other OLE related classes)
  33     IDataObject *GetInterface() const { return m_pIDataObject; }
  34
  35     // tell the object that it should be now owned by IDataObject - i.e. when
  36     // it is deleted, it should delete us as well
  37     void SetAutoDelete();
  38
  39     // return TRUE if we support this format in "Get" direction
  40     bool IsSupportedFormat(const wxDataFormat& format) const;
  41
  42 #ifdef __WXDEBUG__
  43     // function to return symbolic name of clipboard format (for debug messages)
  44     static const char *GetFormatName(wxDataFormat format);
  45
  46     #define wxGetFormatName(format) wxDataObject::GetFormatName(format)
  47 #else // !Debug
  48     #define wxGetFormatName(format) ""
  49 #endif // Debug/!Debug
  50
  51 private:
  52     IDataObject *m_pIDataObject; // pointer to the COM interface
  53 };
  54
  55 #endif  //_WX_MSW_OLE_DATAOBJ_H