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 _CONNECTIVITY_CONNCLEANUP_HXX_ 25 #define _CONNECTIVITY_CONNCLEANUP_HXX_ 26 27 #include <cppuhelper/implbase2.hxx> 28 #include <com/sun/star/beans/XPropertySet.hpp> 29 #include <com/sun/star/sdbc/XRowSet.hpp> 30 #include <com/sun/star/sdbc/XConnection.hpp> 31 #include "connectivity/dbtoolsdllapi.hxx" 32 33 //......................................................................... 34 namespace dbtools 35 { 36 //......................................................................... 37 38 //===================================================================== 39 //= OAutoConnectionDisposer 40 //===================================================================== 41 typedef ::cppu::WeakImplHelper2 < ::com::sun::star::beans::XPropertyChangeListener, 42 ::com::sun::star::sdbc::XRowSetListener 43 > OAutoConnectionDisposer_Base; 44 45 class OOO_DLLPUBLIC_DBTOOLS OAutoConnectionDisposer : public OAutoConnectionDisposer_Base 46 { 47 ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XConnection > 48 m_xOriginalConnection; 49 ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XRowSet > m_xRowSet; // needed to add as listener 50 sal_Bool m_bRSListening : 1; // true when we're listening on rowset 51 sal_Bool m_bPropertyListening : 1; // true when we're listening for property changes 52 53 public: 54 /** constructs an object 55 <p>The connection given will be set on the rowset (as ActiveConnection), and the object adds itself as property 56 change listener for the connection. Once somebody sets a new ActiveConnection, the old one (the one given 57 here) will be disposed.</p> 58 */ 59 OAutoConnectionDisposer( 60 const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XRowSet >& _rxRowSet, 61 const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XConnection >& _rxConnection 62 ); 63 64 protected: 65 // XPropertyChangeListener 66 virtual void SAL_CALL propertyChange( const ::com::sun::star::beans::PropertyChangeEvent& _rEvent ) throw (::com::sun::star::uno::RuntimeException); 67 68 // XEventListener 69 virtual void SAL_CALL disposing( const ::com::sun::star::lang::EventObject& _rSource ) throw (::com::sun::star::uno::RuntimeException); 70 71 // XRowSetListener 72 virtual void SAL_CALL cursorMoved( const ::com::sun::star::lang::EventObject& event ) throw (::com::sun::star::uno::RuntimeException); 73 virtual void SAL_CALL rowChanged( const ::com::sun::star::lang::EventObject& event ) throw (::com::sun::star::uno::RuntimeException); 74 virtual void SAL_CALL rowSetChanged( const ::com::sun::star::lang::EventObject& event ) throw (::com::sun::star::uno::RuntimeException); 75 76 private: 77 void clearConnection(); 78 79 void startRowSetListening(); 80 void stopRowSetListening(); isRowSetListening() const81 sal_Bool isRowSetListening() const { return m_bRSListening; } 82 83 void startPropertyListening( const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& _rxProps ); 84 void stopPropertyListening( const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& _rxEventSource ); isPropertyListening() const85 sal_Bool isPropertyListening() const { return m_bPropertyListening; } 86 }; 87 88 //......................................................................... 89 } // namespace dbtools 90 //......................................................................... 91 92 #endif // _CONNECTIVITY_CONNCLEANUP_HXX_ 93 94