/*
* Copyright 2002-2005 the original author or authors.
*
* Licensed 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 info.jtrac.wicket;
import org.apache.wicket.Component;
import org.apache.wicket.behavior.AbstractBehavior;
import org.apache.wicket.markup.ComponentTag;
import org.apache.wicket.markup.html.form.FormComponent;
/**
* switches on css styling to highlight invalid form input
*/
public class ErrorHighlighter extends AbstractBehavior {
private FormComponent fc;
public ErrorHighlighter() {
// zero arg constructor
}
public ErrorHighlighter(FormComponent fc) {
this.fc = fc;
}
@Override
public void bind(Component c) {
if (c instanceof FormComponent) {
fc = (FormComponent) c;
}
}
@Override
public void onComponentTag(Component c, ComponentTag tag) {
if (!fc.isValid()) {
tag.put("class", "error-input");
}
}
}