NodeViewersChangeListener.java

/**
 * 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.
 */
package org.apache.zookeeper.inspector.gui;

import java.util.List;

import org.apache.zookeeper.inspector.gui.nodeviewer.ZooInspectorNodeViewer;

/**
 * A Listener for changes to the configuration of which node viewers are shown
 */
public interface NodeViewersChangeListener {
    /**
     * Called when the node viewers configuration is changed (i.e node viewers
     * are added, removed or the order of the node viewers is changed)
     * 
     * @param newViewers
     *            - a {@link List} of {@link ZooInspectorNodeViewer}s which are
     *            to be shown
     */
    public void nodeViewersChanged(List<ZooInspectorNodeViewer> newViewers);
}