| /************************************************************** |
| * |
| * 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 org.openoffice.setup.Util; |
| |
| import java.awt.FocusTraversalPolicy; |
| import javax.swing.JComponent; |
| |
| public class DialogFocusTraversalPolicy extends FocusTraversalPolicy { |
| |
| private JComponent order[]; |
| private java.util.List list; |
| |
| public DialogFocusTraversalPolicy(JComponent _order[]) { |
| order = _order; |
| list = java.util.Arrays.asList(order); |
| } |
| |
| public java.awt.Component getFirstComponent(java.awt.Container focusCycleRoot) { |
| return order[0]; |
| } |
| |
| public java.awt.Component getLastComponent(java.awt.Container focusCycleRoot) { |
| return order[order.length - 1]; |
| } |
| |
| public java.awt.Component getComponentAfter(java.awt.Container focusCycleRoot, java.awt.Component aComponent) { |
| int index = 0,x = -1; |
| index = list.indexOf(aComponent); |
| index++; // increasing automatically |
| if(!order[index % order.length].isEnabled() || |
| !order[index % order.length].isVisible()) { |
| x = index; |
| index = -1; |
| for (; x != order.length; x++) { |
| if(order[x].isEnabled() && order[x].isVisible()) { |
| index = x; |
| break; |
| } |
| } |
| if(index == -1) { |
| x = list.indexOf(aComponent); |
| for(int y = 0; y <= x; y++) { |
| if(order[y].isEnabled() && order[x].isVisible()) { |
| index = y; |
| break; |
| } |
| } |
| } |
| } |
| return order[ index % order.length]; |
| } |
| |
| public java.awt.Component getComponentBefore(java.awt.Container focusCycleRoot, java.awt.Component aComponent) { |
| int index = list.indexOf(aComponent), x = -1; |
| index--; |
| if(!order[(index + order.length) % order.length].isEnabled() || |
| !order[(index + order.length) % order.length].isVisible()) { |
| x = index; |
| index = -1; |
| for(; x >= 0; x--) { |
| if(order[x].isEnabled() && order[x].isVisible()) { |
| index = x; |
| break; |
| } |
| } |
| // if nothing has changed |
| if(index == -1) { |
| x = list.indexOf(aComponent); |
| for(int y = order.length -1; y >= x; y--) { |
| if(order[y].isEnabled() && order[x].isVisible()) { |
| index = y; |
| break; |
| } |
| } |
| } |
| } |
| return order[ (index + order.length) % order.length]; |
| } |
| |
| public java.awt.Component getDefaultComponent(java.awt.Container focusCycleRoot) { |
| return order[0]; |
| } |
| |
| public java.awt.Component getInitialComponent(java.awt.Window window) { |
| return order[0]; |
| } |
| |
| } |
| |
| |