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Diffstat (limited to 'include/connectivity/conncleanup.hxx')
-rw-r--r-- | include/connectivity/conncleanup.hxx | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/include/connectivity/conncleanup.hxx b/include/connectivity/conncleanup.hxx new file mode 100644 index 000000000000..1eec5ac50f98 --- /dev/null +++ b/include/connectivity/conncleanup.hxx @@ -0,0 +1,90 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * 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 . + */ + +#ifndef _CONNECTIVITY_CONNCLEANUP_HXX_ +#define _CONNECTIVITY_CONNCLEANUP_HXX_ + +#include <cppuhelper/implbase2.hxx> +#include <com/sun/star/beans/XPropertySet.hpp> +#include <com/sun/star/sdbc/XRowSet.hpp> +#include <com/sun/star/sdbc/XConnection.hpp> +#include "connectivity/dbtoolsdllapi.hxx" + +//......................................................................... +namespace dbtools +{ +//......................................................................... + + //===================================================================== + //= OAutoConnectionDisposer + //===================================================================== + typedef ::cppu::WeakImplHelper2 < ::com::sun::star::beans::XPropertyChangeListener, + ::com::sun::star::sdbc::XRowSetListener + > OAutoConnectionDisposer_Base; + + class OOO_DLLPUBLIC_DBTOOLS OAutoConnectionDisposer : public OAutoConnectionDisposer_Base + { + ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XConnection > + m_xOriginalConnection; + ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XRowSet > m_xRowSet; // needed to add as listener + sal_Bool m_bRSListening : 1; // true when we're listening on rowset + sal_Bool m_bPropertyListening : 1; // true when we're listening for property changes + + public: + /** constructs an object + <p>The connection given will be set on the rowset (as ActiveConnection), and the object adds itself as property + change listener for the connection. Once somebody sets a new ActiveConnection, the old one (the one given + here) will be disposed.</p> + */ + OAutoConnectionDisposer( + const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XRowSet >& _rxRowSet, + const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XConnection >& _rxConnection + ); + + protected: + // XPropertyChangeListener + virtual void SAL_CALL propertyChange( const ::com::sun::star::beans::PropertyChangeEvent& _rEvent ) throw (::com::sun::star::uno::RuntimeException); + + // XEventListener + virtual void SAL_CALL disposing( const ::com::sun::star::lang::EventObject& _rSource ) throw (::com::sun::star::uno::RuntimeException); + + // XRowSetListener + virtual void SAL_CALL cursorMoved( const ::com::sun::star::lang::EventObject& event ) throw (::com::sun::star::uno::RuntimeException); + virtual void SAL_CALL rowChanged( const ::com::sun::star::lang::EventObject& event ) throw (::com::sun::star::uno::RuntimeException); + virtual void SAL_CALL rowSetChanged( const ::com::sun::star::lang::EventObject& event ) throw (::com::sun::star::uno::RuntimeException); + + private: + void clearConnection(); + + void startRowSetListening(); + void stopRowSetListening(); + sal_Bool isRowSetListening() const { return m_bRSListening; } + + void startPropertyListening( const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& _rxProps ); + void stopPropertyListening( const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& _rxEventSource ); + sal_Bool isPropertyListening() const { return m_bPropertyListening; } + }; + +//......................................................................... +} // namespace dbtools +//......................................................................... + +#endif // _CONNECTIVITY_CONNCLEANUP_HXX_ + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |