001    /**
002     * Copyright (c) 2000-2013 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.taglib.aui;
016    
017    import com.liferay.portal.kernel.util.StringUtil;
018    import com.liferay.portal.kernel.util.Validator;
019    import com.liferay.taglib.aui.base.BaseButtonTag;
020    
021    import javax.servlet.http.HttpServletRequest;
022    
023    /**
024     * @author Julio Camarero
025     * @author Jorge Ferrer
026     * @author Brian Wing Shun Chan
027     */
028    public class ButtonTag extends BaseButtonTag {
029    
030            @Override
031            public void setIconAlign(String iconAlign) {
032                    if (iconAlign != null) {
033                            super.setIconAlign(StringUtil.toLowerCase(iconAlign));
034                    }
035            }
036    
037            @Override
038            protected boolean isCleanUpSetAttributes() {
039                    return _CLEAN_UP_SET_ATTRIBUTES;
040            }
041    
042            @Override
043            protected void setAttributes(HttpServletRequest request) {
044                    super.setAttributes(request);
045    
046                    String value = getValue();
047    
048                    if (Validator.isNull(value)) {
049                            String type = getType();
050    
051                            if (type.equals("submit")) {
052                                    value = "save";
053                            }
054                            else if (type.equals("cancel")) {
055                                    value = "cancel";
056                            }
057                            else if (type.equals("reset")) {
058                                    value = "reset";
059                            }
060                    }
061    
062                    setNamespacedAttribute(request, "value", value);
063            }
064    
065            private static final boolean _CLEAN_UP_SET_ATTRIBUTES = true;
066    
067    }