1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 #ifndef __ACCTREEEVENTLISTENER_HXX 23 #define __ACCTREEEVENTLISTENER_HXX 24 25 #include <stdio.h> 26 #include "AccDescendantManagerEventListener.hxx" 27 #include <com/sun/star/accessibility/XAccessibleEventListener.hpp> 28 #include <com/sun/star/accessibility/XAccessible.hpp> 29 30 using namespace ::com::sun::star::uno; 31 32 /** 33 * AccTreeEventListener is inherited from AccDescendantManagerEventListener. It handles 34 * the evnets generated by tree controls. The accessible role is: TREE. 35 * It defines the procedure of specific event handling related with tree components 36 * and provides the detailed support for some related methods. 37 */ 38 class AccTreeEventListener: public AccDescendantManagerEventListener 39 { 40 public: 41 AccTreeEventListener(com::sun::star::accessibility::XAccessible* pAcc, AccObjectManagerAgent* Agent); 42 virtual ~AccTreeEventListener(); 43 44 //AccessibleEventListener 45 virtual void SAL_CALL notifyEvent( const ::com::sun::star::accessibility::AccessibleEventObject& aEvent ) throw (::com::sun::star::uno::RuntimeException); 46 //for active descendant changed event 47 virtual void SAL_CALL handleActiveDescendantChangedEvent(Any oldValue, Any newValue); 48 }; 49 50 #endif 51