/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 ro.nextreports.server.web.common.form;
import java.io.Serializable;
import java.util.HashSet;
import java.util.Set;
import org.apache.wicket.Component;
import org.apache.wicket.markup.html.form.AbstractTextComponent;
import org.apache.wicket.markup.html.form.Button;
import org.apache.wicket.markup.html.form.DropDownChoice;
import org.apache.wicket.markup.html.form.FormComponent;
import org.apache.wicket.util.visit.IVisit;
import org.apache.wicket.util.visit.IVisitor;
import ro.nextreports.server.web.common.behavior.DefaultFocusBehavior;
/**
* @author Decebal Suiu
*/
public class DefaultFocusFormVisitor implements IVisitor<Component, Void>, Serializable {
private static final long serialVersionUID = 1L;
private final Set<FormComponent<?>> visited = new HashSet<FormComponent<?>>();
private boolean found = false;
public void component(Component object, IVisit<Void> visit) {
if (!visited.contains(object) && (object instanceof FormComponent) && !(object instanceof Button)) {
final FormComponent<?> fc = (FormComponent<?>) object;
visited.add(fc);
if (!found && fc.isEnabled() && fc.isVisible()
&& (fc instanceof DropDownChoice || fc instanceof AbstractTextComponent)) {
found = true;
fc.add(new DefaultFocusBehavior());
}
}
}
}