ComboBoxUI.java

/*
 * Copyright (c) 1997, 2000, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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package javax.swing.plaf;

import javax.swing.JComboBox;

/**
 * Pluggable look and feel interface for JComboBox.
 *
 * @author Arnaud Weber
 * @author Tom Santos
 */
public abstract class ComboBoxUI extends ComponentUI {

    /**
     * Set the visiblity of the popup
     */
    public abstract void setPopupVisible( JComboBox c, boolean v );

    /**
     * Determine the visibility of the popup
     */
    public abstract boolean isPopupVisible( JComboBox c );

    /**
     * Determine whether or not the combo box itself is traversable
     */
    public abstract boolean isFocusTraversable( JComboBox c );
}