fixed 2 encoding handling bugs in XRC/wxrcedit

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@18384 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

contrib/utils/wxrcedit/editor.cpp

@@ -344,6 +344,9 @@ void EditorFrame::NewFile()
     m_Resource->SetRoot(new wxXmlNode(wxXML_ELEMENT_NODE, _("resource")));
 	
 	m_Resource->SetFileEncoding("utf-8");
+#if !wxUSE_UNICODE
+    m_Resource->SetEncoding(wxLocale::GetSystemEncodingName());
+#endif
     
 	m_Resource->GetRoot()->AddProperty(_T("version"),
                                        WX_XMLRES_CURRENT_VERSION_STRING);