GroupItTree.java

Go to the documentation of this file.

/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2014 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.zul.groupit;
 
import org.turro.contacts.GroupIt;
import org.zkoss.zk.ui.ext.AfterCompose;
import org.zkoss.zul.Tree;
import org.zkoss.zul.Treechildren;
import org.zkoss.zul.Treeitem;
 
public class GroupItTree extends Tree implements AfterCompose {
 
  private Treechildren children;
  private String category, entityPath;
  
  public GroupItTree() {
    super();
    addChildrenSpace();
  }
 
  public String getCategory() {
    return category;
  }
 
  public void setCategory(String category) {
    this.category = category;
    children.getChildren().clear();
    addGroup(null, false);
  }
 
  public String getEntityPath() {
    return entityPath;
  }
 
  public void setEntityPath(String entityPath) {
    this.entityPath = entityPath;
  }
 
  public GroupItItem addGroup(GroupIt group, boolean loadOnDemand) {
    GroupItItem grp = new GroupItItem(group, loadOnDemand, entityPath);
    children.appendChild(grp);
    grp.afterCompose();
    return grp;
  }
 
  public GroupIt getSelectedGroup() {
    if(getSelectedItem() instanceof GroupItItem ) {
      return (GroupIt) ((GroupItItem) getSelectedItem()).getGroup();
    }
    return null;
  }
 
  public void setSelectedGroup(GroupIt group) {
    if(group == null) {
      setSelectedItem(null);
    } else {
      for(Treeitem ti : getItems()) {
        if(ti.getValue() instanceof GroupIt) {
          if(((GroupIt) ti.getValue()).getId().equals(group.getId())) {
            setSelectedItem(ti);
            return;
          }
        }
      }
      setSelectedItem(null);
    }
  }
 
  public void changeSelectedGroup(GroupIt group) {
    if(getSelectedItem() instanceof GroupItItem ) {
      GroupItItem gi = (GroupItItem) getSelectedItem();
      gi.setValue(group);
      gi.setLabel(group.getName());
    }
  }
 
  private void addChildrenSpace() {
    children = new Treechildren();
    appendChild(children);
  }
 
  public void reloadContents() {
    for(Object o : children.getChildren()) {
      if(o instanceof GroupItItem) {
        ((GroupItItem) o).reloadContents();
      }
    }
  }
 
  @Override
  public void afterCompose() {
    GroupItItem gpr = addGroup(null, false);
    gpr.showContents();
  }
 
}