public void updateList() {
// Update the list of 'favourited' stations.
Vector<Station> stations = new Vector<Station>();
for (Station s : _favouritesModel.getStations().values()) {
stations.add(s);
}
_favouritesList.setListData(stations);
this.updateUI();
}
public FavouritesView(Favourite favouritesModel) {
super();
// Set the favourites model, and register ourselves as an observer, so we can be notified
// of any changes to the model.
_favouritesModel = favouritesModel;
_favouritesModel.addObserver(this);
this.setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));
this.setBorder(BorderFactory.createTitledBorder("Favourites"));
JPanel listPanel = new JPanel();
listPanel.setLayout(new BoxLayout(listPanel, BoxLayout.Y_AXIS));
listPanel.setBorder(BorderFactory.createEmptyBorder(5, 10, 5, 10));
_favouritesList = new JList();
_favouritesList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
_favouritesList.setLayoutOrientation(JList.VERTICAL);
// Fetch initial favourited stations.
updateList();
_favouritesScroller = new JScrollPane(_favouritesList);
_favouritesScroller.setHorizontalScrollBarPolicy(
ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER);
_favouritesScroller.setVerticalScrollBarPolicy(
ScrollPaneConstants.VERTICAL_SCROLLBAR_AS_NEEDED);
listPanel.add(_favouritesScroller);
_remove = new JButton("Remove");
_remove.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent event) {
// Remove the selected station from the user's favourites.
Station station = (Station) _favouritesList.getSelectedValue();
if (station != null) {
_favouritesModel.removeStation(station);
}
}
});
_select = new JButton("Select");
_select.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent event) {
// Display the selected favourite.
if (_favouritesList.getSelectedValue() != null)
_favouritesModel.setCurrentStation((Station) _favouritesList.getSelectedValue());
}
});
JPanel buttonPanel = new JPanel();
buttonPanel.setBorder(BorderFactory.createEmptyBorder(0, 5, 0, 5));
buttonPanel.setLayout(new FlowLayout(FlowLayout.LEFT));
buttonPanel.setMaximumSize(new Dimension(Short.MAX_VALUE, 25));
buttonPanel.add(_select);
buttonPanel.add(_remove);
this.add(listPanel);
this.add(buttonPanel);
}
