/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.myfaces.trinidadinternal.renderkit.uix;
import java.io.IOException;
import java.util.Collections;
import java.util.Map;
import javax.faces.component.NamingContainer;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import org.apache.myfaces.trinidad.component.UIXTree;
import org.apache.myfaces.trinidadinternal.renderkit.core.xhtml.table.TreeUtils;
import org.apache.myfaces.trinidadinternal.ui.UIConstants;
import org.apache.myfaces.trinidadinternal.uinode.UINodeRendererBase;
/**
* Renderer for tree
* <p>
* @version $Name: $ ($Revision: adfrt/faces/adf-faces-impl/src/main/java/oracle/adfinternal/view/faces/renderkit/uix/TreeRenderer.java#0 $) $Date: 10-nov-2005.19:00:38 $
*/
public class TreeRenderer extends UINodeRendererBase
{
@Override
public void encodeBegin(FacesContext context,
UIComponent component)
throws IOException
{
TreeUtils.expandFocusRowKey((UIXTree) component);
super.encodeBegin(context, component);
}
/**
* @todo do not mess with selection here. queue an event.
*/
@SuppressWarnings("unchecked")
@Override
public void decode(
FacesContext context,
UIComponent component)
{
Map<String, String> parameters =
context.getExternalContext().getRequestParameterMap();
String source = parameters.get(UIConstants.SOURCE_PARAM);
if (!component.getClientId(context).equals(source))
return;
TreeUtils.decodeExpandEvents(parameters, component, Collections.emptyList());
String currencyStrParam =
source + NamingContainer.SEPARATOR_CHAR + SELECTED_PARAM;
String currencyStr = parameters.get(currencyStrParam);
if ((currencyStr != null) && (!"".equals(currencyStr)))
{
UIXTree tree = (UIXTree) component;
Object oldPath = tree.getRowKey();
tree.setClientRowKey(currencyStr);
tree.getSelectedRowKeys().clear();
tree.getSelectedRowKeys().add();
tree.setRowKey(oldPath);
}
}
public static final String SELECTED_PARAM = "_selected";
}