/*
 * @(#)QuaquaComboBoxCellRenderer.java  
 *
 * Copyright (c) 2004-2010 Werner Randelshofer, Immensee, Switzerland.
 * All rights reserved.
 *
 * You may not use, copy or modify this file, except in compliance with the
 * license agreement you entered into with Werner Randelshofer.
 * For details see accompanying license terms.
 */

package ch.randelshofer.quaqua;

import java.awt.*;
import javax.swing.*;

/**
 * QuaquaComboBoxCellRenderer.
 *
 * @author  Werner Randelshofer
 * @version $Id: QuaquaComboBoxCellRenderer.java 361 2010-11-21 11:19:20Z wrandelshofer $
 */
public class QuaquaComboBoxCellRenderer implements ListCellRenderer {
    private ListCellRenderer valueRenderer;
    private JPanel panel;
    
    public QuaquaComboBoxCellRenderer(ListCellRenderer valueRenderer, boolean isInTable, boolean isEditable) {
        this.valueRenderer = valueRenderer;
        panel = new JPanel();
        panel.setLayout(new BorderLayout());
        if (isInTable) {
            panel.setBorder(null);
        } else {
            if (isEditable) {
                panel.setBorder(BorderFactory.createEmptyBorder(0, 3, 0, 3));
            } else {
                panel.setBorder(BorderFactory.createEmptyBorder(0, 7, 0, 7));
            }
        }
        panel.setOpaque(true);
    }

    public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) {
        Component valueComponent = valueRenderer.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);
        panel.removeAll();
        
        panel.add(valueComponent);
        panel.setBackground((isSelected) ? 
        valueComponent.getBackground() :
           UIManager.getColor("PopupMenu.background")
        );

        return panel;
        
    }
}