/** Updates the list of DVDs/Games. */
public void updateDVDs() {
fireContentsChanged(this, 0, listDVDs.size());
}
/**
* Adds a DVD or Game to the list and updates the list.
*
* @param unit the object to be added.
*/
public void addDVD(DVD unit) {
if (unit != null) {
listDVDs.add(unit);
fireIntervalAdded(this, 0, listDVDs.size());
}
}
/**
* Deletes the selected unit from the list and updates the list.
*
* @param index unit to be deleted.
*/
public void deleteDVD(int index) {
DVD unit = listDVDs.get(index);
listDVDs.remove(index);
fireIntervalRemoved(unit, 0, listDVDs.size());
}
/** Returns the size of the list as an int. */
@Override
public int getSize() {
return listDVDs.size();
}