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Expresso » com » jcorporate » expresso » services » html » List.java
/* ====================================================================
 * The Jcorporate Apache Style Software License, Version 1.2 05-07-2002
 *
 * Copyright (c) 1995-2002 Jcorporate Ltd. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. 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.
 *
 * 3. The end-user documentation included with the redistribution,
 *    if any, must include the following acknowledgment:
 *       "This product includes software developed by Jcorporate Ltd.
 *        (http://www.jcorporate.com/)."
 *    Alternately, this acknowledgment may appear in the software itself,
 *    if and wherever such third-party acknowledgments normally appear.
 *
 * 4. "Jcorporate" and product names such as "Expresso" must
 *    not be used to endorse or promote products derived from this
 *    software without prior written permission. For written permission,
 *    please contact info@jcorporate.com.
 *
 * 5. Products derived from this software may not be called "Expresso",
 *    or other Jcorporate product names; nor may "Expresso" or other
 *    Jcorporate product names appear in their name, without prior
 *    written permission of Jcorporate Ltd.
 *
 * 6. No product derived from this software may compete in the same
 *    market space, i.e. framework, without prior written permission
 *    of Jcorporate Ltd. For written permission, please contact
 *    partners@jcorporate.com.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 JCORPORATE LTD OR ITS 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.
 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Jcorporate Ltd. Contributions back
 * to the project(s) are encouraged when you make modifications.
 * Please send them to support@jcorporate.com. For more information
 * on Jcorporate Ltd. and its products, please see
 * <http://www.jcorporate.com/>.
 *
 * Portions of this software are based upon other open source
 * products and are subject to their respective licenses.
 */

package com.jcorporate.expresso.services.html;

/**
 * List.java
 *
 * Copyright 1999, 2000, 2001 Jcorporate Ltd.
 */

import java.io.PrintWriter;
import java.util.Enumeration;


/**
 * A list (ordered or unordered)
 *
 * @author Michael Nash
 * @version $Revision: 1.8 $  $Date: 2004/11/17 20:48:18 $
 */
public class List
        extends HtmlElement {
    private String thisClass = (this.getClass().getName() + ".");
    private boolean ordered = false;
    private String listType = ("");

    /**
     * Constructor
     */
    public List()
            throws HtmlException {
        super();
    } /* List() */

    /**
     * Constructor
     *
     * @param newName the name of the list
     */
    public List(String newName)
            throws HtmlException {
        super(newName);
    } /* List(String) */

    /**
     * Display the list
     *
     * @param depth the number of tabs to indent
     * @param out   the output stream
     */
    protected synchronized void display(PrintWriter out, int depth)
            throws HtmlException {
        String myName = (thisClass + "display(PrintWriter)");

        if (contents.size() == 0) {
            throw new HtmlException(myName + ":List " + getName() +
                    " has no contents");
        }
        if (ordered) {
            this.padWithTabs(out, depth);
            out.print("<ol");
        } else {
            this.padWithTabs(out, depth);
            out.print("<ul");
        }
        if (cSSClass != null) {
            out.print(" class=\"" + cSSClass + "\"");
        }
        if (cSSID != null) {
            out.print(" id=\"" + cSSID + "\"");
        }
        if (!listType.equals("")) {
            out.print(" type=\"" + listType + "\">");
        } else {
            out.print(">");
        }

        HtmlElement oneElement = null;

        for (Enumeration e = contents.elements(); e.hasMoreElements();) {
            oneElement = (HtmlElement) e.nextElement();
            oneElement.display(out, depth + 1);
        }
        if (ordered) {
            this.padWithTabs(out, depth);
            out.print("</ol>");
        } else {
            this.padWithTabs(out, depth);
            out.print("</ul>");
        }

        setDisplayed();
    } /* display(PrintWriter) */


    /**
     * Specify if this list is ordered (OL) or unordered (UL)
     *
     * @param newOrdered true if OL
     */
    public void setOrdered(boolean newOrdered)
            throws HtmlException {
        ordered = newOrdered;
    } /* setOrdered(boolean) */


    /**
     * Set the type argument for the list
     *
     * @param newType java.lang.String
     */
    public synchronized void setType(String newType)
            throws HtmlException {
        listType = newType;
    } /* setType(String) */


}

/* List */
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