Track track = trackTable.getSelectedTrack(); if (track == null) return;  TrackInfoDialog trackInfoDialog = new TrackInfoDialog(display, shell); trackInfoDialog.displayTrackInfo(track, clientToPass);
trackTable.setSortColumn(0);
        public void widgetSelected(SelectionEvent e) {          Track track = trackTable.getSelectedTrack();          if (track == null)            return;                    TrackInfoDialog trackInfoDialog =             new TrackInfoDialog(display, shell);          trackInfoDialog.displayTrackInfo(track, clientToPass);           }