ctrl/CategoryListbox.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2011 Lluis Turró Cutiller <http://www.turro.org/>
 *
 * 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.turro.publication.zul.ctrl;
 
import org.turro.publication.entity.PublicationCategory;
import org.turro.publication.util.PublicationCategories;
import org.zkoss.zk.ui.event.Event;
import org.zkoss.zk.ui.event.Events;
import org.zkoss.zk.ui.ext.AfterCompose;
import org.zkoss.zul.Listbox;
import org.zkoss.zul.Listitem;
 
public class CategoryListbox extends Listbox implements AfterCompose {
 
  private PublicationCategory category;
 
  public void setCategory(PublicationCategory category) {
    this.category = category;
    updateItems();
  }
 
  private void updateItems() {
    getChildren().clear();
    boolean firstSel = category == null;
    for(PublicationCategory pc : PublicationCategories.getPublicationCategories()) {
      Listitem li = new Listitem(pc.getName(), pc);
      if(firstSel) {
        li.setSelected(true);
        firstSel = false;
        Events.postEvent(new Event(Events.ON_SELECT, CategoryListbox.this));
      } else if(category != null) {
        li.setSelected(pc.getId().equals(category.getId()));
      }
      appendChild(li);
    }
  }
 
  @Override
  public void afterCompose() {
    updateItems();
  }
 
}