001/* 002 * The contents of this file are subject to the terms of the Common Development and 003 * Distribution License (the License). You may not use this file except in compliance with the 004 * License. 005 * 006 * You can obtain a copy of the License at legal/CDDLv1.0.txt. See the License for the 007 * specific language governing permission and limitations under the License. 008 * 009 * When distributing Covered Software, include this CDDL Header Notice in each file and include 010 * the License file at legal/CDDLv1.0.txt. If applicable, add the following below the CDDL 011 * Header, with the fields enclosed by brackets [] replaced by your own identifying 012 * information: "Portions Copyright [year] [name of copyright owner]". 013 * 014 * Copyright 2008 Sun Microsystems, Inc. 015 * Portions Copyright 2015-2016 ForgeRock AS. 016 */ 017package org.opends.guitools.controlpanel.ui.renderer; 018 019import java.awt.BorderLayout; 020import java.awt.Component; 021import java.awt.Font; 022 023import javax.swing.JComboBox; 024import javax.swing.JList; 025import javax.swing.JPanel; 026import javax.swing.JSeparator; 027import javax.swing.ListCellRenderer; 028import javax.swing.border.EmptyBorder; 029 030import org.opends.guitools.controlpanel.datamodel.CategorizedComboBoxElement; 031import org.opends.guitools.controlpanel.ui.StatusGenericPanel; 032 033/** 034 * A renderer used in the Control Panel that deals with 035 * CategorizedComboBoxElement elements. It can be used to render JList and 036 * JComboBoxes. 037 */ 038public class CustomListCellRenderer implements ListCellRenderer 039{ 040 private ListCellRenderer defaultRenderer; 041 /** The separator used to render a non-selectable separator in the combo box. */ 042 private Component separator; 043 /** The default font. */ 044 protected Font defaultFont; 045 /** The category font. */ 046 private Font categoryFont; 047 048 /** 049 * Constructor of a renderer to be used with a combo box. 050 * @param combo the combo box containing the elements to be rendered. 051 */ 052 public CustomListCellRenderer(JComboBox combo) 053 { 054 this(combo.getRenderer()); 055 } 056 057 /** 058 * Constructor of a renderer to be used with a list. 059 * @param list the list to be rendered. 060 */ 061 public CustomListCellRenderer(JList list) 062 { 063 this(list.getCellRenderer()); 064 } 065 066 private CustomListCellRenderer(ListCellRenderer defaultRenderer) 067 { 068 this.defaultRenderer = defaultRenderer; 069 JSeparator sep = new JSeparator(); 070 separator = new JPanel(new BorderLayout()); 071 ((JPanel)separator).setOpaque(false); 072 ((JPanel)separator).add(sep, BorderLayout.CENTER); 073 ((JPanel)separator).setBorder(new EmptyBorder(5, 3, 5, 3)); 074 } 075 076 @Override 077 public Component getListCellRendererComponent(JList list, Object value, 078 int index, boolean isSelected, boolean cellHasFocus) 079 { 080 Component comp; 081 if (StatusGenericPanel.COMBO_SEPARATOR.equals(value)) 082 { 083 return separator; 084 } 085 else if (value instanceof CategorizedComboBoxElement) 086 { 087 CategorizedComboBoxElement element = (CategorizedComboBoxElement)value; 088 String name = getStringValue(element); 089 boolean isRegular = 090 element.getType() == CategorizedComboBoxElement.Type.REGULAR; 091 if (isRegular) 092 { 093 name = " "+name; 094 } 095 comp = defaultRenderer.getListCellRendererComponent(list, name, index, 096 isSelected && isRegular, cellHasFocus); 097 if (defaultFont == null) 098 { 099 defaultFont = comp.getFont(); 100 categoryFont = defaultFont.deriveFont(Font.BOLD | Font.ITALIC); 101 } 102 if (element.getType() == CategorizedComboBoxElement.Type.REGULAR) 103 { 104 comp.setFont(defaultFont); 105 } 106 else 107 { 108 comp.setFont(categoryFont); 109 } 110 } 111 else 112 { 113 comp = defaultRenderer.getListCellRendererComponent(list, value, index, 114 isSelected, cellHasFocus); 115 if (defaultFont == null) 116 { 117 defaultFont = comp.getFont(); 118 categoryFont = defaultFont.deriveFont(Font.BOLD | Font.ITALIC); 119 } 120 comp.setFont(defaultFont); 121 } 122 return comp; 123 } 124 125 /** 126 * Returns the String value for a given CategorizedComboBoxElement. 127 * @param desc the combo box element. 128 * @return the String value for a given CategorizedComboBoxElement. 129 */ 130 protected String getStringValue(CategorizedComboBoxElement desc) 131 { 132 return String.valueOf(desc.getValue()); 133 } 134}