org.apache.myfaces.tobago.event.TreeExpansionEvent Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of tobago-jsf-compat Show documentation

Tobago JSF 1.1-1.2 Compatibility Bridge (makes Tobago independent from differences between JSF 1.1 and JSF 1.2).

There is a newer version: 1.6.0-beta-2

package org.apache.myfaces.tobago.event;

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import javax.faces.component.UIComponent;
import javax.faces.event.FacesEvent;
import javax.faces.event.FacesListener;

public class TreeExpansionEvent extends FacesEvent {

  private static final long serialVersionUID = 422186716954088729L;

  private boolean oldExpanded;
  private boolean newExpanded;

  public TreeExpansionEvent(UIComponent node, boolean oldExpanded, boolean newExpanded) {
    super(node);
    this.oldExpanded = oldExpanded;
    this.newExpanded = newExpanded;
  }

  public boolean isAppropriateListener(FacesListener facesListener) {
    return facesListener instanceof TreeExpansionListener;
  }

  public void processListener(FacesListener facesListener) {
    if (facesListener instanceof TreeExpansionListener) {
      if (oldExpanded && !newExpanded) {
   //todo     ((TreeExpansionListener) facesListener).treeCollapsed(this);
        ((TreeExpansionListener) facesListener).treeExpanded(this);
      } else if (!oldExpanded && newExpanded) {
        ((TreeExpansionListener) facesListener).treeExpanded(this);
      } else {
        // nothing to do
      }
    }
  }

  public boolean isOldExpanded() {
    return oldExpanded;
  }

  public boolean isNewExpanded() {
    return newExpanded;
  }

  @Override
  public String toString() {
    return new StringBuilder()
        .append(super.toString())
        .append("expanded=")
        .append(newExpanded)
        .toString();
  }
}