public void addVideoFileTypes(String type){
  if (!type.startsWith(".")) {
    type="." + type;
  }
  if (!videoFileTypes.contains(type)) {
    videoFileTypes.add(type);
    firePropertyChange(VIDEO_FILE_TYPE,null,videoFileTypes);
  }
}

public void addVideoFileTypes ( String type ) { if ( ! type . startsWith ( "." ) ) { type = "." + type ; } if ( ! videoFileTypes . contains ( type ) ) { videoFileTypes . add ( type ) ; firePropertyChange ( VIDEO_FILE_TYPE , null , videoFileTypes ) ; } }
adds the video file types .
