001/* 002 * (C) Copyright 2010 Nuxeo SA (http://nuxeo.com/) and others. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 * 016 * Contributors: 017 * Anahide Tchertchian 018 */ 019package org.nuxeo.ecm.platform.forms.layout.facelets.plugins; 020 021import java.io.IOException; 022import java.io.Serializable; 023import java.util.Arrays; 024 025import javax.faces.component.UIComponent; 026import javax.faces.view.facelets.FaceletContext; 027import javax.faces.view.facelets.FaceletHandler; 028import javax.faces.view.facelets.TagAttribute; 029import javax.faces.view.facelets.TagAttributes; 030import javax.faces.view.facelets.TagConfig; 031import javax.faces.view.facelets.TagHandler; 032 033import org.apache.commons.lang.StringUtils; 034import org.nuxeo.ecm.platform.forms.layout.api.BuiltinWidgetModes; 035import org.nuxeo.ecm.platform.forms.layout.api.Widget; 036import org.nuxeo.ecm.platform.forms.layout.api.exceptions.WidgetException; 037import org.nuxeo.ecm.platform.forms.layout.facelets.FaceletHandlerHelper; 038import org.nuxeo.ecm.platform.forms.layout.facelets.LayoutTagHandler; 039import org.nuxeo.ecm.platform.ui.web.component.seam.UIHtmlText; 040import org.nuxeo.ecm.platform.ui.web.tag.handler.TagConfigFactory; 041 042import com.sun.faces.facelets.tag.TagAttributesImpl; 043 044/** 045 * Widget rendering a layout 046 * 047 * @author Anahide Tchertchian 048 * @Since 5.4 049 */ 050public class LayoutWidgetTypeHandler extends AbstractWidgetTypeHandler { 051 052 public LayoutWidgetTypeHandler(TagConfig config) { 053 super(config); 054 } 055 056 @Override 057 public void apply(FaceletContext ctx, UIComponent parent, Widget widget) throws WidgetException, IOException { 058 FaceletHandlerHelper helper = new FaceletHandlerHelper(tagConfig); 059 String widgetId = widget.getId(); 060 String widgetMode = widget.getMode(); 061 062 TagAttributes attributes = helper.getTagAttributes(widget, Arrays.asList(new String[] { "mode" }), true, true); 063 attributes = FaceletHandlerHelper.addTagAttribute(attributes, helper.createAttribute("id", widgetId)); 064 065 // add mode attribute 066 String modeValue; 067 Serializable modeFromProps = widget.getProperty("mode"); 068 if ((modeFromProps instanceof String) && !StringUtils.isBlank((String) modeFromProps)) { 069 modeValue = (String) modeFromProps; 070 } else { 071 modeValue = widgetMode; 072 } 073 attributes = FaceletHandlerHelper.addTagAttribute(attributes, helper.createAttribute("mode", modeValue)); 074 075 FaceletHandler leaf = getNextHandler(ctx, tagConfig, widget, null, helper, false, false); 076 String widgetTagConfigId = widget.getTagConfigId(); 077 TagConfig layoutTagConfig = TagConfigFactory.createTagConfig(tagConfig, widgetTagConfigId, attributes, leaf); 078 TagHandler res = new LayoutTagHandler(layoutTagConfig); 079 if (BuiltinWidgetModes.PDF.equals(widgetMode)) { 080 // add a surrounding p:html tag handler 081 FaceletHandler h = helper.getHtmlComponentHandler(widgetTagConfigId, new TagAttributesImpl( 082 new TagAttribute[0]), res, UIHtmlText.class.getName(), null); 083 h.apply(ctx, parent); 084 } else { 085 res.apply(ctx, parent); 086 } 087 088 } 089 090}