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: * Button.java
069: *
070: * Copyright 1999, 2000, 2001 Jcorporate Ltd.
071: */
072:
073: import java.io.PrintWriter;
074:
075: /**
076: * Button
077: * A button for an HTML form
078: *
079: * @author Michael P. Nash
080: * @version $Revision: 1.8 $ $Date: 2004/11/17 20:48:18 $
081: */
082: public class Button extends HtmlElement {
083: private String fieldName = null;
084: private String fieldValue = ("");
085: private String this Class = (this .getClass().getName() + ".");
086:
087: /**
088: * Constructor: No arguments constructor to be able to create a basic
089: * button & set options individually
090: *
091: * @throws HtmlException If the constructor fails
092: */
093: public Button() throws HtmlException {
094: super ();
095: } /* Button() */
096:
097: /**
098: * Constructor
099: *
100: * @param newFieldName Field name for the new button - must not be null
101: * @param newFieldValue Field value for the new button - must not be null
102: * @throws HtmlException If the initial parameters are invalid
103: */
104: public Button(String newFieldName, String newFieldValue)
105: throws HtmlException {
106: super (newFieldName);
107:
108: String myName = (this Class + "Button(String, String)");
109:
110: if (newFieldName == null) {
111: throw new HtmlException(myName + ":Field name must not be "
112: + "null for " + getName());
113: }
114:
115: fieldName = newFieldName;
116:
117: if (newFieldValue == null) {
118: throw new HtmlException(myName
119: + ":Field value must not be null for " + getName());
120: }
121:
122: fieldValue = newFieldValue;
123: } /* Button(String, String) */
124:
125: /**
126: * Implement the standard display method for this element
127: *
128: * @param out A valid PrintWriter to which to send the output
129: * @param depth the number of tabs to indent
130: * @throws HtmlException If the button could not be properly displayed
131: */
132: protected void display(PrintWriter out, int depth)
133: throws HtmlException {
134: this .padWithTabs(out, depth);
135: out.print("<input");
136:
137: if (cSSClass != null) {
138: out.print(" class=\"" + cSSClass + "\"");
139: }
140: if (cSSID != null) {
141: out.print(" id=\"" + cSSID + "\"");
142: }
143:
144: out.println(" type=submit name=" + fieldName + " value=\""
145: + fieldValue + "\">");
146: setDisplayed();
147: } /* display(PrintWriter) */
148:
149: } /* Button */
150:
151: /* Button */
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