Java tutorial
/* * Copyright (c) 2001-2013 JGoodies Software GmbH. All Rights Reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * o Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * * o Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * o Neither the name of JGoodies Software GmbH nor the names of * its contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ package com.jgoodies.looks; import javax.swing.JComponent; import javax.swing.JMenuBar; import javax.swing.JToolBar; /** * Describes the header styles for JMenuBar and JToolBar. * Header styles are look-independent and can be shadowed by a look-dependent * {@code BorderStyle}. * * @author Karsten Lentzsch * @version $Revision: 1.9 $ * * @see BorderStyle */ public final class HeaderStyle { public static final HeaderStyle SINGLE = new HeaderStyle("Single"); public static final HeaderStyle BOTH = new HeaderStyle("Both"); private final String name; private HeaderStyle(String name) { this.name = name; } /** * Looks up the client property for the {@code HeaderStyle} * from the JToolBar. * * @param menuBar the menu bar to inspect * @return the menu bar's header style */ public static HeaderStyle from(JMenuBar menuBar) { return from0(menuBar); } /** * Looks up the client property for the {@code HeaderStyle} * from the JToolBar. * * @param toolBar the tool bar to inspect * @return the tool bar's header style */ public static HeaderStyle from(JToolBar toolBar) { return from0(toolBar); } /** * Looks up the client property for the {@code HeaderStyle} * from the specified JComponent. * * @param c the component to inspect * @return the header style for the given component */ private static HeaderStyle from0(JComponent c) { Object value = c.getClientProperty(Options.HEADER_STYLE_KEY); if (value instanceof HeaderStyle) { return (HeaderStyle) value; } if (value instanceof String) { return HeaderStyle.valueOf((String) value); } return null; } /** * Looks up and answers the {@code HeaderStyle} with the specified name. * * @param name the name of the HeaderStyle object to lookup * @return the associated HeaderStyle */ private static HeaderStyle valueOf(String name) { if (name.equalsIgnoreCase(SINGLE.name)) { return SINGLE; } else if (name.equalsIgnoreCase(BOTH.name)) { return BOTH; } else { throw new IllegalArgumentException("Invalid HeaderStyle name " + name); } } @Override public String toString() { return name; } }