| /************************************************************** |
| * |
| * 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. |
| * |
| *************************************************************/ |
| |
| import com.sun.star.accessibility.XAccessible; |
| import com.sun.star.accessibility.AccessibleEventObject; |
| import com.sun.star.uno.UnoRuntime; |
| |
| import java.io.PrintStream; |
| |
| class ChildEventHandler |
| extends EventHandler |
| { |
| public ChildEventHandler (AccessibleEventObject aEvent, AccessibilityTreeModel aTreeModel) |
| { |
| super (aEvent, aTreeModel); |
| mxOldChild = (XAccessible)UnoRuntime.queryInterface( |
| XAccessible.class, aEvent.OldValue); |
| mxNewChild = (XAccessible)UnoRuntime.queryInterface( |
| XAccessible.class, aEvent.NewValue); |
| } |
| |
| public void PrintOldAndNew (PrintStream out) |
| { |
| if (mxOldChild != null) |
| out.println (" removing child " + mxOldChild); |
| if (mxNewChild != null) |
| out.println (" adding child " + mxNewChild); |
| } |
| |
| public void Process () |
| { |
| // Insertion and removal of children should be mutually exclusive. |
| // But this is a test tool and should take everything into account. |
| if (mxOldChild != null) |
| { |
| maTreeModel.removeNode (mxOldChild.getAccessibleContext()); |
| maTreeModel.updateNode (mxEventSource, AccessibleTreeHandler.class); |
| } |
| |
| if (mxNewChild != null) |
| { |
| maTreeModel.addChild (mxEventSource, mxNewChild); |
| } |
| } |
| |
| |
| private XAccessible mxOldChild; |
| private XAccessible mxNewChild; |
| } |