Here you can find the source of paintXpTabHeader(int type, Graphics g, int x, int y, int width)
public static void paintXpTabHeader(int type, Graphics g, int x, int y, int width)
//package com.java2s; /*//from w ww. j a va2s . c om * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright 1997-2010 Oracle and/or its affiliates. All rights reserved. * * Oracle and Java are registered trademarks of Oracle and/or its affiliates. * Other names may be trademarks of their respective owners. * * The contents of this file are subject to the terms of either the GNU * General Public License Version 2 only ("GPL") or the Common * Development and Distribution License("CDDL") (collectively, the * "License"). You may not use this file except in compliance with the * License. You can obtain a copy of the License at * http://www.netbeans.org/cddl-gplv2.html * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the * specific language governing permissions and limitations under the * License. When distributing the software, include this License Header * Notice in each file and include the License file at * nbbuild/licenses/CDDL-GPL-2-CP. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the GPL Version 2 section of the License file that * accompanied this code. If applicable, add the following below the * License Header, with the fields enclosed by brackets [] replaced by * your own identifying information: * "Portions Copyrighted [year] [name of copyright owner]" * * Contributor(s): * * The Original Software is NetBeans. The Initial Developer of the Original * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun * Microsystems, Inc. All Rights Reserved. * * If you wish your version of this file to be governed by only the CDDL * or only the GPL Version 2, indicate your decision by adding * "[Contributor] elects to include this software in this distribution * under the [CDDL or GPL Version 2] license." If you do not indicate a * single choice of license, a recipient has the option to distribute * your version of this file under either the CDDL, the GPL Version 2 or * to extend the choice of license to its licensees as provided above. * However, if you add GPL Version 2 code and therefore, elected the GPL * Version 2 license, then the option applies only if the new code is * made subject to such option by the copyright holder. */ import javax.swing.*; import java.awt.*; public class Main { /** * constants for types of tab headers */ public static final int XP_REGULAR_TAB = 0; public static final int XP_HIGHLIGHTED_TAB = 1; /** * Paints XP style tab highlight on given coordinates and with given width. */ public static void paintXpTabHeader(int type, Graphics g, int x, int y, int width) { Color capBorderC = getXpHeaderColor(type, false); Color capFillC = getXpHeaderColor(type, true); // paint header "cap" shape g.setColor(capBorderC); g.drawLine(x + 2, y, x + width - 3, y); g.drawLine(x + 2, y, x, y + 2); g.drawLine(x + width - 3, y, x + width - 1, y + 2); g.setColor(capFillC); g.drawLine(x + 2, y + 1, x + width - 3, y + 1); g.drawLine(x + 1, y + 2, x + width - 2, y + 2); // antialised effect around corners // TBD } /** * @return Header color of tab depending on tab type */ private static Color getXpHeaderColor(int type, boolean fill) { String colorKey = null; switch (type) { case XP_REGULAR_TAB: colorKey = fill ? "tab_unsel_fill_bright" : "tab_border"; break; case XP_HIGHLIGHTED_TAB: colorKey = fill ? "tab_highlight_header_fill" : "tab_highlight_header"; break; default: throw new IllegalArgumentException("Unknown type of tab header: " + type); } return UIManager.getColor(colorKey); } }