001 /** 002 * Java Gui Builder - A library to build GUIs using an XML file. 003 * Copyright 2002, 2003 (C) François Beausoleil 004 * 005 * This library is free software; you can redistribute it and/or 006 * modify it under the terms of the GNU Lesser General Public 007 * License as published by the Free Software Foundation; either 008 * version 2.1 of the License, or (at your option) any later version. 009 * 010 * This library is distributed in the hope that it will be useful, 011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 013 * Lesser General Public License for more details. 014 * 015 * You should have received a copy of the GNU Lesser General Public 016 * License along with this library; if not, write to the Free Software 017 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 018 */ 019 020 package jgb.handlers.swing; 021 022 import jgb.builder.TagHandler; 023 import jgb.builder.utils.MethodCall; 024 import org.xml.sax.SAXException; 025 026 import java.util.Map; 027 028 /** 029 * @since 0.1a 030 * @author Francois Beausoleil, <a href="mailto:fbos@users.sourceforge.net">fbos@users.sourceforge.net</a> 031 */ 032 public class PropertyTagHandler extends MethodCallTagHandler { 033 /** 034 * The name of the name attribute. 035 */ 036 protected static final String ATTR_NAME = "name"; 037 038 public void exitElement() throws SAXException { 039 MethodCall methodCall = getContextAccumulator(tagContext); 040 041 Class paramClass = (Class)tagContext.get(TagHandler.PARAMETER_CLASS_KEY); 042 Object paramValue = tagContext.get(TagHandler.PARAMETER_VALUE_KEY); 043 methodCall.addParameter(paramClass, paramValue); 044 045 // Watch out ! We are extending MethodCallTagHandler and not AbstractTagHandler 046 super.exitElement(); 047 048 tagContext.remove(TagHandler.PARAMETER_CLASS_KEY); 049 tagContext.remove(TagHandler.PARAMETER_VALUE_KEY); 050 051 tagContext.remove(TagHandler.CALL_RETURN_CLASS_KEY); 052 tagContext.remove(TagHandler.CALL_RETURN_VALUE_KEY); 053 } 054 055 protected String getMethodName(Map atts) { 056 String reqName = (String)atts.get(ATTR_NAME); 057 058 StringBuffer methodName = new StringBuffer(); 059 methodName.append("set"); 060 methodName.append(Character.toUpperCase(reqName.charAt(0))); 061 methodName.append(reqName.substring(1)); 062 return methodName.toString(); 063 } 064 065 protected Object getReferenceObject(Map atts) { 066 if ((String)atts.get(ATTR_REFID) == null) { 067 return getCurrentObject(); 068 } else { 069 return getObject((String)atts.get(ATTR_REFID)); 070 } 071 } 072 }