/**
* Performs actions after specific Route is selected.
*
* @param ae - Route Object Tag value (String)
*/
public void selectRouteAction(ItemEvent ae) {
Item item = (Item) ((JComboBox) ae.getSource()).getSelectedItem();
String routeTag = item.getId();
Vector<Item> busDirectionItems = null;
mainView.enableRefresh(false);
try {
busDirectionItems = mainModel.getBusDirectionItems(routeTag);
if (busDirectionItems.size() > 0) {
// Clear Out Bus Stops Table
mainView.clearStops();
// Populate Directions Combobox
updateMapDirections(busDirectionItems);
// Populate Directions Hash Map
mainModel.setDirectionsMap(routeTag);
// Draw Route on map
drawMapRoute(routeTag);
} else {
mainView.enableRouteDirections(false);
}
} catch (ServiceUnavailableException e) {
mainView.notifyAndExit(MainView.NEXTBUS_SERVICE_UNAVAILABLE);
} catch (NullPointerException npe) {
resetAll();
// npe.printStackTrace();
}
}
/**
* Accepts Item Vector List of all the Bus Directions. Populates Bus Directions ComboBox with
* provided Bus Directions List.
*
* @param busDirectionItems Item Vector List
*/
private void updateMapDirections(Vector<Item> busDirectionItems) {
mainView.clearDirections();
mainView.enableRouteDirections(true);
mainView.enableRefresh(true);
Iterator<Item> itr = busDirectionItems.iterator();
while (itr.hasNext()) {
mainView.addRouteDirectionItem((Item) itr.next());
}
}
/** Action performed when Search By Address Radio Button is selected */
public void rdBusRouteAction() {
resetAll();
mainView.enableAddressSearch(false);
mainView.enableRouteDirections(false);
mainView.enableRoute(true);
mainView.enableRefresh(false);
mainView.updateStatus(MainView.DEFAULT_STATUS);
String[] tableColumns = BUS_ROUTE_COLUMNS;
mainView.setTableColumns(tableColumns);
}
/** Action performed when Search By Address Radio Button is selected */
public void rdSearchAddressAction() {
resetAll();
mainView.enableRoute(false);
mainView.enableRouteDirections(false);
mainView.enableAddressSearch(true);
mainView.enableRefresh(false);
mainView.updateStatus(MainView.DEFAULT_STATUS);
String[] tableColumns = SEARCH_ADDRESS_COLUMNS;
mainView.setTableColumns(tableColumns);
}
/** Clears Bus Route and Stop information from Map and Table */
private void resetAll() {
mainView.clearStops();
mainView.clearDirections();
mainView.enableRouteDirections(false);
mainView.resetMapViewer();
}
