/*
* JBoss, Home of Professional Open Source
* Copyright ${year}, Red Hat, Inc. and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.richfaces.renderkit;
import java.io.IOException;
import java.util.Iterator;
import javax.faces.component.UIColumn;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import javax.faces.event.AbortProcessingException;
import org.richfaces.cdk.annotations.JsfRenderer;
import org.richfaces.component.AbstractColumnGroup;
import org.richfaces.component.UIDataTableBase;
/**
* @author Anton Belevich
*
*/
@JsfRenderer(type = "org.richfaces.ColumnGroupRenderer", family = AbstractColumnGroup.COMPONENT_FAMILY)
public class ColumnGroupRenderer extends AbstractTableBaseRenderer {
public void encodeRow(ResponseWriter writer, FacesContext facesContext, RowHolderBase holder) throws IOException {
RowHolder rowHolder = (RowHolder) holder;
AbstractColumnGroup row = (AbstractColumnGroup) rowHolder.getRow();
rowHolder.setRowStart(true);
Iterator<UIComponent> components = row.columns();
int columnNumber = 0;
while (components.hasNext()) {
UIColumn column = (UIColumn) components.next();
if (column.isRendered()) {
column.getAttributes().put(COLUMN_CLASS, getColumnClass(rowHolder, columnNumber));
encodeColumn(facesContext, writer, column, rowHolder);
columnNumber++;
}
}
}
public RowHolderBase createRowHolder(FacesContext context, UIComponent component, Object[] options) {
UIComponent parent = component.getParent();
while (parent != null && !(parent instanceof UIDataTableBase)) {
parent = parent.getParent();
}
if (parent == null) {
throw new AbortProcessingException("UIColumnGroup should be a child of UIDataTable or UISubTable");
}
RowHolder rowHolder = new RowHolder(context, (AbstractColumnGroup) component);
rowHolder.setParentClientId(parent.getClientId(context));
return rowHolder;
}
}