HelpBehavior.java

package org.jabox.webapp.borders;

import org.apache.wicket.Component;
import org.apache.wicket.behavior.Behavior;
import org.apache.wicket.markup.html.form.FormComponent;
import org.apache.wicket.model.StringResourceModel;

public class HelpBehavior extends Behavior {
    private static final long serialVersionUID = -6251370873692995058L;

    @Override
    public void afterRender(final Component c) {
        if (FormComponent.class.isInstance(c)) {
            if ("picker".equals(c.getId())) {
                return;
            }

            StringResourceModel tooltip =
                new StringResourceModel(c.getId() + ".tooltip",
                    c.getPage(), null);
            c.getResponse().write(
                "<p class=\"help-block\">" + tooltip.getObject() + "</p>");
        }
    }
}