package org.jboss.seam.pdf.ui;
import java.io.IOException;
import javax.faces.context.FacesContext;
public class UIPageNumber extends ITextComponent
{
@Override
public void createITextObject(FacesContext context)
{
}
@Override
public Object getITextObject()
{
return null;
}
@Override
public void handleAdd(Object other)
{
throw new RuntimeException("header page number cannot contain other elements");
}
@Override
public void removeITextObject()
{
}
@Override
public void encodeEnd(FacesContext context) throws IOException
{
super.encodeEnd(context);
UIHeaderFooter header = (UIHeaderFooter) findITextParent(this, UIHeaderFooter.class);
if (header == null)
{
throw new RuntimeException("pageNumber can only be used in the context of a header or footer");
}
header.markPage();
}
}