public void removeChangeListener(ChangeListener listener) { if (changeListeners != null) changeListeners.remove(listener); }
public void removeChangeListener(ChangeListener changeListener) { listeners.remove(changeListener); }
public void removeChangeListener(ChangeListener listener) { if (changeListeners != null) changeListeners.remove(listener); }
public void removeChangeListener(ChangeListener changeListener) { listeners.remove(changeListener); }