package org.richfaces.view.facelets;
import javax.faces.view.facelets.FaceletContext;
import javax.faces.view.facelets.Metadata;
import javax.faces.view.facelets.TagAttribute;
import org.richfaces.event.MethodExpressionTreeToggleListener;
import org.richfaces.event.TreeToggleEvent;
import org.richfaces.event.TreeToggleSource;
/**
* @author Nick Belaevski
*
*/
final class TreeToggleListenerExpressionMetadata extends Metadata {
private static final Class<?>[] SIGNATURE = new Class[] { TreeToggleEvent.class };
private final TagAttribute attr;
TreeToggleListenerExpressionMetadata(TagAttribute attr) {
this.attr = attr;
}
@Override
public void applyMetadata(FaceletContext ctx, Object instance) {
((TreeToggleSource) instance).addTreeToggleListener(new MethodExpressionTreeToggleListener(this.attr
.getMethodExpression(ctx, null, SIGNATURE)));
}
}