+ // path is the part before the last "/"
+ wxString path = entry.BeforeLast(wxCONFIG_PATH_SEPARATOR);
+
+ // except in the special case of "/keyname" when there is nothing before "/"
+ if ( path.empty() && *entry.c_str() == wxCONFIG_PATH_SEPARATOR )
+ {
+ path = wxCONFIG_PATH_SEPARATOR;
+ }
+
+ // change to the path of the entry if necessary and remember the old path
+ // to restore it later
+ wxString pathOld;
+ wxFileConfig * const self = const_cast<wxFileConfig *>(this);
+ if ( !path.empty() )
+ {
+ pathOld = GetPath();
+ if ( pathOld.empty() )
+ pathOld = wxCONFIG_PATH_SEPARATOR;
+
+ if ( !self->DoSetPath(path, false /* don't create if doesn't exist */) )
+ {
+ return false;
+ }
+ }
+
+ // check if the entry exists in this group
+ const bool exists = m_pCurrentGroup->FindEntry(
+ entry.AfterLast(wxCONFIG_PATH_SEPARATOR)) != NULL;