/*******************************************************************************
* Copyright (c) 2007-2008 Red Hat, Inc.
* Distributed under license by Red Hat, Inc. All rights reserved.
* This program is made available under the terms of the
* Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*
* Contributor:
* Red Hat, Inc. - initial API and implementation
******************************************************************************/
package org.jboss.tools.jsf.vpe.jsf.template;
import java.util.ArrayList;
import java.util.List;
import java.util.Locale;
import org.jboss.tools.jst.web.ui.internal.editor.i18n.MainLocaleProvider;
import org.jboss.tools.vpe.editor.context.VpePageContext;
import org.jboss.tools.vpe.editor.template.VpeAbstractTemplate;
import org.jboss.tools.vpe.editor.template.VpeChildrenInfo;
import org.jboss.tools.vpe.editor.template.VpeCreationData;
import org.jboss.tools.vpe.editor.util.Constants;
import org.jboss.tools.vpe.editor.util.HTML;
import org.jboss.tools.vpe.editor.util.VpeStyleUtil;
import org.mozilla.interfaces.nsIDOMDocument;
import org.mozilla.interfaces.nsIDOMElement;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
/**
* Creates template for JSF f:view tag.
* <p>Parses the locale attribute.
* <p>Adds nested children.
*
* @author dmaliarevich
*/
public class JsfView extends VpeAbstractTemplate {
private static String TABLE_WIDTH_STYLE = "width: 100%;"; //$NON-NLS-1$
private static String ATTR_LOCALE = "locale"; //$NON-NLS-1$
/**
* Instantiates a new jsf view.
*/
public JsfView() {
}
/* (non-Javadoc)
* @see org.jboss.tools.vpe.editor.template.VpeTemplate#create(org.jboss.tools.vpe.editor.context.VpePageContext, org.w3c.dom.Node, org.mozilla.interfaces.nsIDOMDocument)
*/
public VpeCreationData create(VpePageContext pageContext, Node sourceNode,
nsIDOMDocument visualDocument) {
Element sourceElement = (Element)sourceNode;
nsIDOMElement table = visualDocument.createElement(HTML.TAG_TABLE);
nsIDOMElement tr = visualDocument.createElement(HTML.TAG_TR);
nsIDOMElement td = visualDocument.createElement(HTML.TAG_TD);
nsIDOMElement div = visualDocument.createElement(HTML.TAG_DIV);
table.setAttribute(VpeStyleUtil.ATTRIBUTE_STYLE, TABLE_WIDTH_STYLE);
td.appendChild(div);
tr.appendChild(td);
table.appendChild(tr);
/*
* Variables that are used in locale processing.
* By default Locale object will be created for the empty string.
*/
String localeString = Constants.EMPTY;
Locale locale = null;
/*
* 1. Get locale value.
*
* 1.1 Parse EL expression from locale atrribute:
* VPE cannot resolve runtime values for EL expressions,
* only Substituted and Global EL expression will be resolved.
* These expressions are parsed before template creating
* in VpeVisualDomBuilder, f:view template has already got parsed el.
*
* 1.2 If there is a defined locale - use it in any case,
* otherwise get the default locale from the faces-config.
*/
String localeAttribute = sourceElement.getAttribute(ATTR_LOCALE);
String defaultLocaleString = Constants.EMPTY;
if (ComponentUtil.isNotBlank(localeAttribute)) {
localeString = localeAttribute;
} else if (ComponentUtil
.isNotBlank(defaultLocaleString = MainLocaleProvider
.getInstance().getLocaleString())) {
localeString = defaultLocaleString;
} else {
localeString = Constants.EMPTY;
}
/*
* 2. Create Locale object from locale string.
*/
locale = ComponentUtil.createLocale(localeString);
/*
* 3. Get bundles for this Locale and Refresh the page.
* If there is no locale attribute in f:view - use default locale,
* that is got from MainLocaleProvider.
* When Default Locate is found - use it in any case.
*/
pageContext.getBundle().setLocale(locale);
pageContext.getBundle().refreshRegisteredBundles();
VpeCreationData creationData = new VpeCreationData(table);
VpeChildrenInfo divInfo = new VpeChildrenInfo(div);
creationData.addChildrenInfo(divInfo);
for (Node child : getChildren(sourceElement)) {
divInfo.addSourceChild(child);
}
return creationData;
}
/**
* Gets the children.
*
* @param sourceElement the source element
*
* @return the children
*/
public static List<Node> getChildren(Element sourceElement) {
ArrayList<Node> children = new ArrayList<Node>();
NodeList nodeList = sourceElement.getChildNodes();
for (int i = 0; i < nodeList.getLength(); i++) {
Node child = nodeList.item(i);
children.add(child);
}
return children;
}
/* (non-Javadoc)
* @see org.jboss.tools.vpe.editor.template.VpeAbstractTemplate#isRecreateAtAttrChange(org.jboss.tools.vpe.editor.context.VpePageContext, org.w3c.dom.Element, org.mozilla.interfaces.nsIDOMDocument, org.mozilla.interfaces.nsIDOMElement, java.lang.Object, java.lang.String, java.lang.String)
*/
public boolean recreateAtAttrChange(VpePageContext pageContext,
Element sourceElement, nsIDOMDocument visualDocument,
nsIDOMElement visualNode, Object data, String name, String value) {
return true;
}
}