/* -*- 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 .
*/
#include "loadlisteneradapter.hxx"
#include <osl/diagnose.h>
#include <rtl/ref.hxx>
namespace bib
{
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::form;
OComponentListener::~OComponentListener()
{
::osl::MutexGuard aGuard( m_rMutex );
if ( m_xAdapter.is() )
m_xAdapter->dispose();
}
void OComponentListener::setAdapter( OComponentAdapterBase* pAdapter )
{
::osl::MutexGuard aGuard( m_rMutex );
m_xAdapter = pAdapter;
}
OComponentAdapterBase::OComponentAdapterBase( const Reference< XComponent >& _rxComp )
:m_xComponent( _rxComp )
,m_pListener( nullptr )
,m_bListening( false )
{
OSL_ENSURE( m_xComponent.is(), "OComponentAdapterBase::OComponentAdapterBase: invalid component!" );
}
void OComponentAdapterBase::Init( OComponentListener* _pListener )
{
OSL_ENSURE( !m_pListener, "OComponentAdapterBase::Init: already initialized!" );
OSL_ENSURE( _pListener, "OComponentAdapterBase::Init: invalid listener!" );
m_pListener = _pListener;
if ( m_pListener )
m_pListener->setAdapter( this );
startComponentListening( );
m_bListening = true;
}
OComponentAdapterBase::~OComponentAdapterBase()
{
}
void OComponentAdapterBase::dispose()
{
if ( m_bListening )
{
::rtl::Reference< OComponentAdapterBase > xPreventDelete(this);
disposing();
m_pListener->setAdapter(nullptr);
m_pListener = nullptr;
m_bListening = false;
m_xComponent = nullptr;
}
}
// XEventListener
void SAL_CALL OComponentAdapterBase::disposing( const EventObject& )
{
if ( m_pListener )
{
// disconnect the listener
if ( m_pListener ) // may have been reset whilest calling into _disposing
m_pListener->setAdapter( nullptr );
}
m_pListener = nullptr;
m_bListening = false;
m_xComponent = nullptr;
}
OLoadListenerAdapter::OLoadListenerAdapter( const Reference< XLoadable >& _rxLoadable )
:OComponentAdapterBase( Reference< XComponent >( _rxLoadable, UNO_QUERY ) )
{
}
void OLoadListenerAdapter::startComponentListening()
{
Reference< XLoadable > xLoadable( getComponent(), UNO_QUERY );
OSL_ENSURE( xLoadable.is(), "OLoadListenerAdapter::OLoadListenerAdapter: invalid object!" );
if ( xLoadable.is() )
xLoadable->addLoadListener( this );
}
void SAL_CALL OLoadListenerAdapter::acquire( ) throw ()
{
OLoadListenerAdapter_Base::acquire();
}
void SAL_CALL OLoadListenerAdapter::release( ) throw ()
{
OLoadListenerAdapter_Base::release();
}
void SAL_CALL OLoadListenerAdapter::disposing( const EventObject& _rSource )
{
OComponentAdapterBase::disposing( _rSource );
}
void OLoadListenerAdapter::disposing()
{
Reference< XLoadable > xLoadable( getComponent(), UNO_QUERY );
if ( xLoadable.is() )
xLoadable->removeLoadListener( this );
}
void SAL_CALL OLoadListenerAdapter::loaded( const EventObject& _rEvent )
{
if ( getLoadListener( ) )
getLoadListener( )->_loaded( _rEvent );
}
void SAL_CALL OLoadListenerAdapter::unloading( const EventObject& _rEvent )
{
if ( getLoadListener( ) )
getLoadListener( )->_unloading( _rEvent );
}
void SAL_CALL OLoadListenerAdapter::unloaded( const EventObject& _rEvent )
{
if ( getLoadListener( ) )
getLoadListener( )->_unloaded( _rEvent );
}
void SAL_CALL OLoadListenerAdapter::reloading( const EventObject& _rEvent )
{
if ( getLoadListener( ) )
getLoadListener( )->_reloading( _rEvent );
}
void SAL_CALL OLoadListenerAdapter::reloaded( const EventObject& _rEvent )
{
if ( getLoadListener( ) )
getLoadListener( )->_reloaded( _rEvent );
}
} // namespace bib
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
↑ V571 Recurring check. The 'if (m_pListener)' condition was already verified in line 97.
↑ V547 Expression 'm_pListener' is always true.