+///////////////////////////////////////////////////////////////////////////////
+// Name: dataobj.h
+// Purpose: common data object classes
+// Author: Robert Roebling, Vadim Zeitlin
+// Modified by:
+// Created: 26.05.99
+// RCS-ID: $Id$
+// Copyright: (c) wxWindows Team
+// Licence: wxWindows license
+///////////////////////////////////////////////////////////////////////////////
+
#ifndef _WX_DATAOBJ_H_BASE_
#define _WX_DATAOBJ_H_BASE_
#if defined(__WXMSW__)
-#include "wx/msw/ole/dataobj.h"
+ #include "wx/msw/ole/dataobj.h"
#elif defined(__WXMOTIF__)
-#include "wx/motif/dataobj.h"
+ #include "wx/motif/dataobj.h"
#elif defined(__WXGTK__)
-#include "wx/gtk/dataobj.h"
+ #include "wx/gtk/dataobj.h"
#elif defined(__WXQT__)
-#include "wx/qt/dnd.h"
+ #include "wx/qt/dnd.h"
#elif defined(__WXMAC__)
-#include "wx/mac/dnd.h"
+ #include "wx/mac/dnd.h"
+#elif defined(__WXPM__)
+ #include "wx/os2/dnd.h"
#elif defined(__WXSTUBS__)
-#include "wx/stubs/dnd.h"
+ #include "wx/stubs/dnd.h"
+#endif
+
+// ---------------------------------------------------------------------------
+// wxPrivateDataObject is a specialization of wxDataObject for app specific
+// data (of some given kind, derive directly from wxDataObject if you wish to
+// efficiently support multiple formats)
+// ---------------------------------------------------------------------------
+
+class WXDLLEXPORT wxPrivateDataObject : public wxDataObject
+{
+#if defined(__WXGTK__) || defined(__WXMOTIF__)
+ DECLARE_DYNAMIC_CLASS( wxPrivateDataObject )
+#endif
+
+public:
+ wxPrivateDataObject();
+ virtual ~wxPrivateDataObject() { Free(); }
+
+ // get the format object - it is used to decide whether we support the
+ // given output format or not
+ wxDataFormat& GetFormat() { return m_format; }
+
+ // set data. will make copy of the data
+ void SetData( const void *data, size_t size );
+
+ // returns pointer to data
+ void *GetData() const { return m_data; }
+
+ // get the size of the data
+ virtual size_t GetSize() const;
+
+ // copy data to the given buffer
+ virtual void WriteData( void *dest ) const;
+
+ // these functions are provided for wxGTK compatibility, their usage is
+ // deprecated - use GetFormat().SetId() instead
+ void SetId( const wxString& id ) { m_format.SetId(id); }
+ wxString GetId() const { return m_format.GetId(); }
+
+ // implement the base class pure virtuals
+ virtual wxDataFormat GetPreferredFormat() const
+ { return m_format; }
+ virtual bool IsSupportedFormat(wxDataFormat format) const
+ { return m_format == format; }
+ virtual size_t GetDataSize() const
+ { return m_size; }
+ virtual void GetDataHere(void *dest) const
+ { WriteData(dest); }
+
+ // the function which really copies the data - called by WriteData() above
+ // and uses GetSize() to get the size of the data
+ void WriteData( const void *data, void *dest ) const;
+
+private:
+ // free the data
+ void Free();
+
+ // the data
+ size_t m_size;
+ void *m_data;
+
+#if !defined(__WXGTK__) && !defined(__WXMOTIF__)
+ // the data format
+ wxDataFormat m_format;
#endif
+};
+
#endif
// _WX_DATAOBJ_H_BASE_