/** Select a new indexed feeder GUI */
public void select(int newActiveFeeder) {
// hide current feeder
currentFeederGUI.setVisible(false);
// get new feeder
currentFeederGUI = feederGUIList.get(newActiveFeeder);
guiConfig.activeFeeder = newActiveFeeder;
// make new feeder visible
currentFeederGUI.setVisible(true);
}
