/**
* Subscribe to the SearchListener and receive events, if the user searches for some thing. You
* will receive a list of words
*
* @param l
*/
public void addSearchListener(SearchTextListener l) {
if (listeners.contains(l)) {
return;
} else {
listeners.add(l);
}
// fire event for the new subscriber
l.searchText(getSearchwords(searchField.getText()));
}
/**
* Fires an event if a search was started / canceled
*
* @param t
*/
private void fireSearchlistenerEvent(String t) {
// parse the Search string to words
ArrayList<String> words;
if ((t == null) || (t.isEmpty())) {
words = null;
} else {
words = getSearchwords(t);
}
// fire an event for every listener
for (SearchTextListener s : listeners) {
s.searchText(words);
}
}