Subversion Repositories eFlore/Applications.del

package org.tela_botanica.del.client.utils;

import java.util.ArrayList;

import java.util.List;

import com.google.gwt.user.client.Window;

import com.google.gwt.user.client.ui.MultiWordSuggestOracle.MultiWordSuggestion;

import com.google.gwt.user.client.ui.SuggestOracle;

/**

 * Un Oracle à suggestions qui retourne les résultats en respectant au mieux l'ordre de la

 * liste de suggestions fournies

 *

 * @author mathias

 */

public class TBSuggestOracle extends SuggestOracle {

	// On devrait gérer des objets qui contiennent le nn plutôt que de se baser uniquement sur des Strings

	protected ArrayList<String> possibilites;

	public TBSuggestOracle() {

		this.possibilites = new ArrayList<String>();

	}

	public void clear() {

		this.possibilites.clear();

	}

	public void add(String suggestion) {

		this.possibilites.add(suggestion);

	}

	public void requestSuggestions(Request request, Callback callback) {

		String query = request.getQuery().toLowerCase();

		int limit = request.getLimit();

		List<MultiWordSuggestion> retenus = new ArrayList<MultiWordSuggestion>();

		for (String possibilite : this.possibilites) {

			String possibiliteHtml = possibilite;

			if (possibilite.toLowerCase().startsWith(query)) {

				MultiWordSuggestion muWoSug = new MultiWordSuggestion(possibilite, possibiliteHtml);

				retenus.add(muWoSug);

			}

		}

		while (retenus.size() > limit) {

			retenus.remove(retenus.size() - 1);

		}

		Response reponse = new Response(retenus);

		callback.onSuggestionsReady(request, reponse);

	}

}