Fix warnings in the MSW IE backend.

[wxWidgets.git] / include / wx / sstream.h

diff --git a/include/wx/sstream.h b/include/wx/sstream.h
index 8b202b0045535a389f89edf48cfb668554c56df6..14845bb4797b03867054a28e0b68fd7a6fdd891f 100644 (file)
--- a/include/wx/sstream.h
+++ b/include/wx/sstream.h
@@ -28,6 +28,7 @@ public:
     wxStringInputStream(const wxString& s);
 
     virtual wxFileOffset GetLength() const;
+    virtual bool IsSeekable() const { return true; }
 
 protected:
     virtual wxFileOffset OnSysSeek(wxFileOffset ofs, wxSeekMode mode);
@@ -76,6 +77,8 @@ public:
     // get the string containing current output
     const wxString& GetString() const { return *m_str; }
 
+    virtual bool IsSeekable() const { return true; }
+
 protected:
     virtual wxFileOffset OnSysTell() const;
     virtual size_t OnSysWrite(const void *buffer, size_t size);