001: /* ====================================================================
002: * The Jcorporate Apache Style Software License, Version 1.2 05-07-2002
003: *
004: * Copyright (c) 1995-2002 Jcorporate Ltd. All rights reserved.
005: *
006: * Redistribution and use in source and binary forms, with or without
007: * modification, are permitted provided that the following conditions
008: * are met:
009: *
010: * 1. Redistributions of source code must retain the above copyright
011: * notice, this list of conditions and the following disclaimer.
012: *
013: * 2. Redistributions in binary form must reproduce the above copyright
014: * notice, this list of conditions and the following disclaimer in
015: * the documentation and/or other materials provided with the
016: * distribution.
017: *
018: * 3. The end-user documentation included with the redistribution,
019: * if any, must include the following acknowledgment:
020: * "This product includes software developed by Jcorporate Ltd.
021: * (http://www.jcorporate.com/)."
022: * Alternately, this acknowledgment may appear in the software itself,
023: * if and wherever such third-party acknowledgments normally appear.
024: *
025: * 4. "Jcorporate" and product names such as "Expresso" must
026: * not be used to endorse or promote products derived from this
027: * software without prior written permission. For written permission,
028: * please contact info@jcorporate.com.
029: *
030: * 5. Products derived from this software may not be called "Expresso",
031: * or other Jcorporate product names; nor may "Expresso" or other
032: * Jcorporate product names appear in their name, without prior
033: * written permission of Jcorporate Ltd.
034: *
035: * 6. No product derived from this software may compete in the same
036: * market space, i.e. framework, without prior written permission
037: * of Jcorporate Ltd. For written permission, please contact
038: * partners@jcorporate.com.
039: *
040: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
041: * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
042: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
043: * DISCLAIMED. IN NO EVENT SHALL JCORPORATE LTD OR ITS CONTRIBUTORS
044: * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
045: * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
046: * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
047: * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
048: * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
049: * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
050: * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
051: * SUCH DAMAGE.
052: * ====================================================================
053: *
054: * This software consists of voluntary contributions made by many
055: * individuals on behalf of the Jcorporate Ltd. Contributions back
056: * to the project(s) are encouraged when you make modifications.
057: * Please send them to support@jcorporate.com. For more information
058: * on Jcorporate Ltd. and its products, please see
059: * <http://www.jcorporate.com/>.
060: *
061: * Portions of this software are based upon other open source
062: * products and are subject to their respective licenses.
063: */
064:
065: package com.jcorporate.expresso.services.html;
066:
067: /**
068: * Paragraph.java
069: *
070: * Copyright 1999, 2000, 2001 Jcorporate Ltd.
071: */
072:
073: import java.io.PrintWriter;
074: import java.util.Enumeration;
075:
076: /**
077: * An HTML paragraph object
078: *
079: * @author Michael Nash
080: * @version $Revision: 1.8 $ $Date: 2004/11/17 20:48:18 $
081: */
082: public class Paragraph extends HtmlElement {
083: private String this Class = this .getClass().getName();
084: private String alignment = "center";
085:
086: /**
087: * Constructor
088: *
089: * @throws HtmlException If the superclass constructor fails
090: */
091: public Paragraph() throws HtmlException {
092: super ();
093: } /* Paragraph() */
094:
095: /**
096: * Constructor
097: * Create the paragraph with the given element as it's contents
098: *
099: * @param newElement Element to use as contents
100: * @throws HtmlException If the parameter is invalid
101: */
102: public Paragraph(HtmlElement newElement) throws HtmlException {
103: super (newElement);
104: } /* Paragraph(HtmlElement) */
105:
106: /**
107: * Constructor
108: * Create a paragraph with the given name
109: *
110: * @param newString Name of the new paragraph
111: * @throws HtmlException If the parameter is invalid
112: */
113: public Paragraph(String newString) throws HtmlException {
114: super (newString);
115: } /* Paragraph(String) */
116:
117: /**
118: * Display the paragraph
119: *
120: * @param out PrintWriter to the client
121: * @param depth the number of tabs to indent
122: * @throws HtmlException If the paragraph cannot be displayed
123: */
124: protected void display(PrintWriter out, int depth)
125: throws HtmlException {
126: String myName = (this Class + "display(PrintWriter)");
127:
128: if (contents.size() == 0) {
129: throw new HtmlException(myName + ":Paragraph " + getName()
130: + " has no contents");
131: }
132:
133: this .padWithTabs(out, depth);
134: out.print("<p");
135:
136: if (cSSClass != null) {
137: out.print(" class=\"" + cSSClass + "\"");
138: }
139: if (cSSID != null) {
140: out.print(" id=\"" + cSSID + "\"");
141: }
142: if (alignment != null) {
143: out.print(" align=\"" + alignment);
144: }
145:
146: out.println("\">");
147:
148: HtmlElement oneElement = null;
149:
150: for (Enumeration e = contents.elements(); e.hasMoreElements();) {
151: oneElement = (HtmlElement) e.nextElement();
152: oneElement.display(out, depth + 1);
153: }
154:
155: this .padWithTabs(out, depth);
156: out.println("</p>");
157: setDisplayed();
158: } /* display(PrintWriter) */
159:
160: /**
161: * Set the horizontal alignment of the contents of this paragraph
162: *
163: * @param newAlignment New alignment as a string. Must be "left", "right"
164: * or "center"
165: * @throws HtmlException If the parameter is invalid
166: */
167: public synchronized void setAlignment(String newAlignment)
168: throws HtmlException {
169: String myName = (this Class + "setAlignment(String)");
170:
171: if (newAlignment.equalsIgnoreCase("left")) {
172: alignment = newAlignment;
173: } else if (newAlignment.equalsIgnoreCase("right")) {
174: alignment = newAlignment;
175: } else if (newAlignment.equalsIgnoreCase("center")) {
176: alignment = newAlignment;
177: } else {
178: throw new HtmlException(myName
179: + ":Alignment must be left, right, or center for '"
180: + getName() + "'");
181: }
182: } /* setAlignment(String) */
183:
184: } /* Paragraph */
185:
186: /* Paragraph */
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