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/*
 *  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.
 */
/**
 * @author Michael Danilov
 * @version $Revision$
 */
package java.awt.event;

import java.awt.AWTEvent;
import java.awt.ItemSelectable;

/**
 * This class is not supported in Android 1.0. It is merely provided to maintain
 * interface compatibility with desktop Java implementations.
 * 
 * @since Android 1.0
 */
public class ItemEvent extends AWTEvent {

    private static final long serialVersionUID = -608708132447206933L;

    public static final int ITEM_FIRST = 701;

    public static final int ITEM_LAST = 701;

    public static final int ITEM_STATE_CHANGED = 701;

    public static final int SELECTED = 1;

    public static final int DESELECTED = 2;

    private Object item;
    private int stateChange;

    public ItemEvent(ItemSelectable source, int id, Object item, int stateChange) {
        super(source, id);

        this.item = item;
        this.stateChange = stateChange;
    }

    public Object getItem() {
        return item;
    }

    public int getStateChange() {
        return stateChange;
    }

    public ItemSelectable getItemSelectable() {
        return (ItemSelectable) source;
    }

    @Override
    public String paramString() {
        /* The format is based on 1.5 release behavior 
         * which can be revealed by the following code:
         * 
         * Checkbox c = new Checkbox("Checkbox", true);
         * ItemEvent e = new ItemEvent(c, ItemEvent.ITEM_STATE_CHANGED, 
         *                             c, ItemEvent.SELECTED);
         * System.out.println(e);
         */

        String stateString = null;

        switch (stateChange) {
        case SELECTED:
            stateString = "SELECTED"; //$NON-NLS-1$
            break;
        case DESELECTED:
            stateString = "DESELECTED"; //$NON-NLS-1$
            break;
        default:
            stateString = "unknown type"; //$NON-NLS-1$
        }

        return ((id == ITEM_STATE_CHANGED ? "ITEM_STATE_CHANGED" : "unknown type") + //$NON-NLS-1$ //$NON-NLS-2$
                ",item=" + item + ",stateChange=" + stateString); //$NON-NLS-1$ //$NON-NLS-2$
    }

}