/**
* $RCSfile: ,v $
* $Revision: $
* $Date: $
*
* Copyright (C) 2004-2011 Jive Software. All rights reserved.
*
* 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 org.jivesoftware.spark.component.focus;
import java.awt.Component;
import java.awt.Container;
import java.awt.FocusTraversalPolicy;
import java.util.Arrays;
import java.util.List;
public class SpecifiedOrderFocusTraversalPolicy extends FocusTraversalPolicy {
private List<Component> list;
private Component[] order;
public SpecifiedOrderFocusTraversalPolicy(Component[] order)
{
this.order = order;
list = Arrays.asList(order);
}
public Component getFirstComponent(Container focusCycleRoot) {
return null;
}
public Component getLastComponent(Container focusCycleRoot) {
return null;
}
public Component getComponentAfter(Container focusCycleRoot,
Component aComponent) {
int index = list.indexOf(aComponent);
if (index == (order.length - 1))
{
return order[0];
}
return order[index + 1];
}
public Component getComponentBefore(Container focusCycleRoot,
Component aComponent) {
int index = list.indexOf(aComponent);
if (index == 0)
return order[order.length - 1];
return order[index - 1];
}
public Component getDefaultComponent(Container focusCycleRoot) {
return order[0];
}
}