private dataformat almost working - minor fixes

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4583 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

samples/richedit/wxllist.h

@@ -1140,6 +1140,12 @@ public:
 
    /// get the line by number
    wxLayoutLine *GetLine(CoordType index) const;
+
+   /** Reads objects from a string and inserts them.
+       @param istr stream to read from, will bee changed
+   */
+   void Read(wxString &istr);
+
 private:
    /// Clear the list.
    void InternalClear(void);