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: * Form.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 form
078: *
079: * @author Michael Nash
080: * @version $Revision $Date: 2004/11/17 20:48:18 $
081: */
082: public class Form extends HtmlElement {
083: private String action = null;
084: private String encoding = null;
085: private String method = ("POST");
086: private String this Class = (this .getClass().getName() + ".");
087:
088: /**
089: * Constructor
090: *
091: * @throws HtmlException If the superclass constructor fails
092: */
093: public Form() throws HtmlException {
094: super ();
095: } /* Form() */
096:
097: /**
098: * Constructor
099: * Create a form with the contents of the given element
100: *
101: * @param newElement An HTML element to be the contents of this form
102: * @throws HtmlException If the parameter is invalid
103: */
104: public Form(HtmlElement newElement) throws HtmlException {
105: super (newElement);
106: } /* Form(HtmlElemnet) */
107:
108: /**
109: * Constructor
110: *
111: * @param newName Name of the form
112: * @throws HtmlException if the parameter is invalid or the superclass
113: * constructor fails
114: */
115: public Form(String newName) throws HtmlException {
116: super (newName);
117: } /* Form(String) */
118:
119: /**
120: * Display the form
121: *
122: * @param depth the number of tabs to indent
123: * @param out PrintWriter for display
124: * @throws HtmlException If there is an error displaying the form
125: */
126: protected synchronized void display(PrintWriter out, int depth)
127: throws HtmlException {
128: String myName = (this Class + "display(PrintWriter)");
129:
130: if (contents.size() == 0) {
131: throw new HtmlException(myName + ":Form " + getName()
132: + " has no contents");
133: }
134:
135: this .padWithTabs(out, depth);
136: out.print("<form");
137:
138: if (cSSClass != null) {
139: out.print(" class=\"" + cSSClass + "\"");
140: }
141: if (cSSID != null) {
142: out.print(" id=\"" + cSSID + "\"");
143: }
144:
145: out.print(" action=\"" + action + "\" method=\"" + method
146: + "\"");
147:
148: if (encoding != null) {
149: out.print(" enctype=\"" + encoding + "\"");
150: }
151:
152: out.println(">");
153:
154: HtmlElement oneElement = null;
155:
156: for (Enumeration e = contents.elements(); e.hasMoreElements();) {
157: oneElement = (HtmlElement) e.nextElement();
158: oneElement.display(out, depth + 1);
159: }
160:
161: this .padWithTabs(out, depth);
162: out.println("</form>");
163: setDisplayed();
164: } /* display(PrintWriter) */
165:
166: /**
167: * Set the "action" field of this form - what happens when the form
168: * is submitted
169: *
170: * @param newAction New Action field for this form
171: * @throws HtmlException if the parameter is invalid
172: */
173: public void setAction(String newAction) throws HtmlException {
174: action = newAction;
175: } /* setAction(String) */
176:
177: /**
178: * Set the "enctype" field of this form - sets the encoding of the request to
179: * the server
180: *
181: * @param newEncoding New ENCTYPE field for this form
182: * @throws HtmlException if the parameter is invalid
183: */
184: public void setEncoding(String newEncoding) throws HtmlException {
185: encoding = newEncoding;
186: } /* setAction(String) */
187:
188: /**
189: * Set the "method" of this form - post or get
190: *
191: * @param newMethod POST or GET
192: * @throws HtmlException If the parameter is invalid
193: */
194: public void setMethod(String newMethod) throws HtmlException {
195: String myName = (this Class + "setMethod(String)");
196:
197: if (newMethod == null) {
198: throw new HtmlException(myName
199: + ":Method must be specified for " + getName());
200: }
201:
202: method = newMethod;
203: } /* setMethod(String) */
204:
205: } /* Form */
206:
207: /* Form */
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