+
+/* static */
+bool wxFontEnumerator::IsValidFacename(const wxString &facename)
+{
+ // we cache the result of wxFontEnumerator::GetFacenames supposing that
+ // the array of face names won't change in the session of this program
+ static wxArrayString s_arr = wxFontEnumerator::GetFacenames();
+
+#ifdef __WXMSW__
+ // Quoting the MSDN:
+ // "MS Shell Dlg is a mapping mechanism that enables
+ // U.S. English Microsoft Windows NT, and Microsoft Windows 2000 to
+ // support locales that have characters that are not contained in code
+ // page 1252. It is not a font but a face name for a nonexistent font."
+ // Thus we need to consider "Ms Shell Dlg" and "Ms Shell Dlg 2" as valid
+ // font face names even if they are enumerated by wxFontEnumerator
+ if (facename.IsSameAs(wxT("Ms Shell Dlg"), false) ||
+ facename.IsSameAs(wxT("Ms Shell Dlg 2"), false))
+ return true;
+#endif
+
+ // is given font face name a valid one ?
+ if (s_arr.Index(facename, false) == wxNOT_FOUND)
+ return false;
+
+ return true;
+}
+
+#ifdef wxHAS_UTF8_FONTS
+bool wxFontEnumerator::EnumerateEncodingsUTF8(const wxString& facename)
+{
+ // name of UTF-8 encoding: no need to use wxFontMapper for it as it's
+ // unlikely to change
+ const wxString utf8(_T("UTF-8"));
+
+ // all fonts are in UTF-8 only if this code is used
+ if ( !facename.empty() )
+ {
+ OnFontEncoding(facename, utf8);
+ return true;
+ }
+
+ // so enumerating all facenames supporting this encoding is the same as
+ // enumerating all facenames
+ const wxArrayString facenames(GetFacenames(wxFONTENCODING_UTF8));
+ const size_t count = facenames.size();
+ if ( !count )
+ return false;
+
+ for ( size_t n = 0; n < count; n++ )
+ {
+ OnFontEncoding(facenames[n], utf8);
+ }
+
+ return true;
+}
+#endif // wxHAS_UTF8_FONTS
+
+#endif // wxUSE_FONTENUM