/*
* This file is part of LibrePlan
*
* Copyright (C) 2009-2010 Fundación para o Fomento da Calidade Industrial e
* Desenvolvemento Tecnolóxico de Galicia
* Copyright (C) 2010-2011 Igalia, S.L.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.libreplan.web.common;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.zkoss.zk.ui.Component;
/**
* Utility for enforcing that only one of the supplied component is visible.
* <br />
* @author Óscar González Fernández <ogonzalez@igalia.com>
*/
public class OnlyOneVisible {
private List<Component> components;
public OnlyOneVisible(Component... components) {
this.components = new ArrayList<>(Arrays.asList(components));
showOnly(null);
}
public void showOnly(Component component) {
if (!components.contains(component)) {
components.add(component);
}
for (Component c : components) {
if (c != null) {
c.setVisible(component != null && c.equals(component));
}
}
}
}