Add wx headers and ext

wxheaders/wx/osx/dataobj.h

@@ -0,0 +1,41 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        wx/osx/dataobj.h
+// Purpose:     declaration of the wxDataObject
+// Author:      Stefan Csomor (adapted from Robert Roebling's gtk port)
+// Modified by:
+// Created:     10/21/99
+// Copyright:   (c) 1998, 1999 Vadim Zeitlin, Robert Roebling
+// Licence:     wxWindows licence
+///////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_MAC_DATAOBJ_H_
+#define _WX_MAC_DATAOBJ_H_
+
+class WXDLLIMPEXP_CORE wxOSXDataSink;
+class WXDLLIMPEXP_CORE wxOSXDataSource;
+
+class WXDLLIMPEXP_CORE wxDataObject : public wxDataObjectBase
+{
+public:
+    wxDataObject();
+    virtual ~wxDataObject() { }
+
+    virtual bool IsSupportedFormat( const wxDataFormat& format, Direction dir = Get ) const;
+
+    void WriteToSink(wxOSXDataSink *sink) const;
+    bool ReadFromSource(wxOSXDataSource *source);
+    bool ReadFromSource(wxDataObject *source);
+    bool CanReadFromSource(wxOSXDataSource *source) const;
+    bool CanReadFromSource(wxDataObject *source) const;
+
+    wxDataFormat GetSupportedFormatInSource(wxOSXDataSource *source) const;
+    wxDataFormat GetSupportedFormatInSource(wxDataObject *source) const;
+
+#if wxOSX_USE_COCOA
+    // adds all the native formats (in descending order of preference) this data object supports
+    virtual void AddSupportedTypes( CFMutableArrayRef cfarray, Direction dir ) const;
+#endif
+};
+
+#endif // _WX_MAC_DATAOBJ_H_
+