/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at legal-notices/CDDLv1_0.txt
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* or http://forgerock.org/license/CDDLv1.0.html.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at legal-notices/CDDLv1_0.txt.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information:
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* Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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*
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* Copyright 2008 Sun Microsystems, Inc.
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*/
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package org.opends.guitools.controlpanel.ui.renderer;
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import java.awt.BorderLayout;
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import java.awt.Component;
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import java.awt.Font;
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import javax.swing.JComboBox;
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import javax.swing.JList;
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import javax.swing.JPanel;
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import javax.swing.JSeparator;
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import javax.swing.ListCellRenderer;
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import javax.swing.border.EmptyBorder;
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import org.opends.guitools.controlpanel.datamodel.CategorizedComboBoxElement;
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import org.opends.guitools.controlpanel.ui.StatusGenericPanel;
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/**
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* A renderer used in the Control Panel that deals with
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* CategorizedComboBoxElement elements. It can be used to render JList and
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* JComboBoxes.
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*
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*/
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public class CustomListCellRenderer implements ListCellRenderer
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{
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private ListCellRenderer defaultRenderer;
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/**
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* The separator used to render a non-selectable separator in the combo box.
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*/
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protected Component separator;
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/**
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* The default font.
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*/
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protected Font defaultFont;
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/**
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* The category font.
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*/
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protected Font categoryFont;
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/**
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* Constructor of a renderer to be used with a combo box.
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* @param combo the combo box containing the elements to be rendered.
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*/
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public CustomListCellRenderer(JComboBox combo)
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{
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this(combo.getRenderer());
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}
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/**
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* Constructor of a renderer to be used with a list.
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* @param list the list to be rendered.
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*/
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public CustomListCellRenderer(JList list)
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{
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this(list.getCellRenderer());
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}
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private CustomListCellRenderer(ListCellRenderer defaultRenderer)
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{
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this.defaultRenderer = defaultRenderer;
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JSeparator sep = new JSeparator();
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separator = new JPanel(new BorderLayout());
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((JPanel)separator).setOpaque(false);
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((JPanel)separator).add(sep, BorderLayout.CENTER);
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((JPanel)separator).setBorder(new EmptyBorder(5, 3, 5, 3));
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}
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/**
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* {@inheritDoc}
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*/
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public Component getListCellRendererComponent(JList list, Object value,
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int index, boolean isSelected, boolean cellHasFocus)
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{
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Component comp;
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if (StatusGenericPanel.COMBO_SEPARATOR.equals(value))
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{
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return separator;
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}
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else if (value instanceof CategorizedComboBoxElement)
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{
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CategorizedComboBoxElement element = (CategorizedComboBoxElement)value;
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String name = getStringValue(element);
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boolean isRegular =
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element.getType() == CategorizedComboBoxElement.Type.REGULAR;
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if (isRegular)
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{
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name = " "+name;
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}
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comp = defaultRenderer.getListCellRendererComponent(list, name, index,
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isSelected && isRegular, cellHasFocus);
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if (defaultFont == null)
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{
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defaultFont = comp.getFont();
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categoryFont = defaultFont.deriveFont(Font.BOLD | Font.ITALIC);
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}
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if (element.getType() == CategorizedComboBoxElement.Type.REGULAR)
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{
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comp.setFont(defaultFont);
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}
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else
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{
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comp.setFont(categoryFont);
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}
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}
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else
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{
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comp = defaultRenderer.getListCellRendererComponent(list, value, index,
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isSelected, cellHasFocus);
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if (defaultFont == null)
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{
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defaultFont = comp.getFont();
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categoryFont = defaultFont.deriveFont(Font.BOLD | Font.ITALIC);
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}
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comp.setFont(defaultFont);
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}
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return comp;
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}
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/**
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* Returns the String value for a given CategorizedComboBoxElement.
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* @param desc the combo box element.
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* @return the String value for a given CategorizedComboBoxElement.
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*/
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protected String getStringValue(CategorizedComboBoxElement desc)
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{
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return String.valueOf(desc.getValue());
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}
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}
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