/*
* (C) Copyright 2013 Nuxeo SA (http://nuxeo.com/) and contributors.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the GNU Lesser General Public License
* (LGPL) version 2.1 which accompanies this distribution, and is available at
* http://www.gnu.org/licenses/lgpl-2.1.html
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* Contributors:
* Anahide Tchertchian
*/
package org.nuxeo.ecm.platform.forms.layout.facelets.dev;
import java.io.IOException;
import javax.el.ELException;
import javax.faces.FacesException;
import javax.faces.component.UIComponent;
import javax.faces.view.facelets.FaceletContext;
import javax.faces.view.facelets.FaceletException;
import javax.faces.view.facelets.TagAttribute;
import javax.faces.view.facelets.TagAttributes;
import javax.faces.view.facelets.TagConfig;
import javax.faces.view.facelets.TagHandler;
import org.nuxeo.ecm.platform.forms.layout.api.BuiltinModes;
import org.nuxeo.ecm.platform.forms.layout.api.Layout;
import org.nuxeo.ecm.platform.forms.layout.facelets.FaceletHandlerHelper;
import org.nuxeo.ecm.platform.ui.web.tag.handler.TagConfigFactory;
import com.sun.faces.facelets.tag.ui.DecorateHandler;
/**
* Dev tag handler for layouts, retrieving the template on the layout
* definition (or its type definition) using the template defined in mode
* {@link BuiltinModes#DEV}.
* <p>
* When no template is defined, this handler is skipped.
*
* @since 6.0
*/
public class LayoutDevTagHandler extends TagHandler {
protected final TagConfig config;
protected final TagAttribute layout;
public LayoutDevTagHandler(TagConfig config) {
super(config);
this.config = config;
this.layout = getRequiredAttribute("layout");
}
@Override
public void apply(FaceletContext ctx, UIComponent parent)
throws IOException, FacesException, FaceletException, ELException {
Layout layoutInstance = (Layout) layout.getObject(ctx, Layout.class);
FaceletHandlerHelper helper = new FaceletHandlerHelper(ctx, config);
TagAttribute templateAttr = helper.createAttribute("template",
layoutInstance.getDevTemplate());
TagAttributes attributes = FaceletHandlerHelper.getTagAttributes(templateAttr);
String widgetTagConfigId = layoutInstance.getTagConfigId();
TagConfig config = TagConfigFactory.createTagConfig(this.config,
widgetTagConfigId, attributes, nextHandler);
DecorateHandler includeHandler = new DecorateHandler(config);
includeHandler.apply(ctx, parent);
}
}