/*

 * Copyright (c) 1998, 2011, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code 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 General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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 */

package javax.swing;

/**

 * A mutable version of <code>ComboBoxModel</code>.

 *

 * @param <E> the type of the elements of this model

 *

 * @author Tom Santos

 */

public interface MutableComboBoxModel<E> extends ComboBoxModel<E> {

    /**

     * Adds an item at the end of the model. The implementation of this method

     * should notify all registered <code>ListDataListener</code>s that the

     * item has been added.

     *

     * @param item the item to be added

     */

    public void addElement( E item );

    /**

     * Removes an item from the model. The implementation of this method should

     * should notify all registered <code>ListDataListener</code>s that the

     * item has been removed.

     *

     * @param obj the <code>Object</code> to be removed

     */

    public void removeElement( Object obj );

    /**

     * Adds an item at a specific index.  The implementation of this method

     * should notify all registered <code>ListDataListener</code>s that the

     * item has been added.

     *

     * @param item  the item to be added

     * @param index  location to add the object

     */

    public void insertElementAt( E item, int index );

    /**

     * Removes an item at a specific index. The implementation of this method

     * should notify all registered <code>ListDataListener</code>s that the

     * item has been removed.

     *

     * @param index  location of the item to be removed

     */

    public void removeElementAt( int index );

}