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 23 24 #ifndef _ATK_LISTENER_HXX_ 25 #define _ATK_LISTENER_HXX_ 26 27 #include <com/sun/star/accessibility/XAccessibleEventListener.hpp> 28 #include <cppuhelper/implbase1.hxx> 29 30 #include <vector> 31 32 #include "atkwrapper.hxx" 33 34 typedef std::vector< ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible > > AccessibleVector; 35 36 class AtkListener : public ::cppu::WeakImplHelper1< ::com::sun::star::accessibility::XAccessibleEventListener > 37 { 38 public: 39 AtkListener(AtkObjectWrapper * pWrapper); 40 41 // XEventListener 42 virtual void disposing( const ::com::sun::star::lang::EventObject& Source ) 43 throw (::com::sun::star::uno::RuntimeException); 44 45 // XAccessibleEventListener 46 virtual void notifyEvent( const ::com::sun::star::accessibility::AccessibleEventObject& aEvent ) 47 throw( ::com::sun::star::uno::RuntimeException ); 48 49 AtkObjectWrapper *mpWrapper; 50 AccessibleVector m_aChildList; 51 52 private: 53 54 virtual ~AtkListener(); 55 56 // Updates the child list held to provide the old IndexInParent on children_changed::remove 57 void updateChildList(::com::sun::star::accessibility::XAccessibleContext* pContext); 58 59 // Process CHILD_EVENT notifications with a new child added 60 void handleChildAdded( 61 const ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessibleContext >& rxParent, 62 const ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible>& rxChild); 63 64 // Process CHILD_EVENT notifications with a child removed 65 void handleChildRemoved( 66 const ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessibleContext >& rxParent, 67 const ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible>& rxChild); 68 69 // Process INVALIDATE_ALL_CHILDREN notification 70 void handleInvalidateChildren( 71 const ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessibleContext >& rxParent); 72 }; 73 74 #endif /* _ATK_LISTENER_HXX_ */ 75 76