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path: root/UnoControls/source/controls/OConnectionPointContainerHelper.cxx
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 * 
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

//______________________________________________________________________________________________________________
//	my own include
//______________________________________________________________________________________________________________

#include "OConnectionPointContainerHelper.hxx"

//______________________________________________________________________________________________________________
//	includes of other projects
//______________________________________________________________________________________________________________

//______________________________________________________________________________________________________________
//	include of my own project
//______________________________________________________________________________________________________________
#include "OConnectionPointHelper.hxx"

//______________________________________________________________________________________________________________
//	namespaces
//______________________________________________________________________________________________________________

using namespace	::rtl					;
using namespace	::osl					;
using namespace	::cppu					;
using namespace	::com::sun::star::uno	;
using namespace	::com::sun::star::lang	;

namespace unocontrols{

//______________________________________________________________________________________________________________
//	construct/destruct
//______________________________________________________________________________________________________________

OConnectionPointContainerHelper::OConnectionPointContainerHelper( Mutex& aMutex )
    : m_aSharedMutex		( aMutex	)
    , m_aMultiTypeContainer	( aMutex	)
{
}

OConnectionPointContainerHelper::~OConnectionPointContainerHelper()
{
}

//____________________________________________________________________________________________________________
//	XInterface
//____________________________________________________________________________________________________________

Any SAL_CALL OConnectionPointContainerHelper::queryInterface( const Type& aType ) throw( RuntimeException )
{
    // Attention:
    //	Don't use mutex or guard in this method!!! Is a method of XInterface.

    // Ask for my own supported interfaces ...
    Any aReturn	( ::cppu::queryInterface(	aType												,
                                               static_cast< XConnectionPointContainer*	> ( this )
                                        )
                );

    // If searched interface not supported by this class ...
    if ( aReturn.hasValue() == sal_False )
    {
        // ... ask baseclasses.
        aReturn = OWeakObject::queryInterface( aType );
    }

    return aReturn ;
}

//____________________________________________________________________________________________________________
//	XInterface
//____________________________________________________________________________________________________________

void SAL_CALL OConnectionPointContainerHelper::acquire() throw()
{
    // Attention:
    //	Don't use mutex or guard in this method!!! Is a method of XInterface.

    // Forward to baseclass
    OWeakObject::acquire();
}

//____________________________________________________________________________________________________________
//	XInterface
//____________________________________________________________________________________________________________

void SAL_CALL OConnectionPointContainerHelper::release() throw()
{
    // Attention:
    //	Don't use mutex or guard in this method!!! Is a method of XInterface.

    // Forward to baseclass
    OWeakObject::release();
}

//______________________________________________________________________________________________________________
//	XConnectionPointContainer
//______________________________________________________________________________________________________________

Sequence< Type > SAL_CALL OConnectionPointContainerHelper::getConnectionPointTypes() throw( RuntimeException )
{
    // Container is threadsafe himself !
    return m_aMultiTypeContainer.getContainedTypes();
}

//______________________________________________________________________________________________________________
//	XConnectionPointContainer
//______________________________________________________________________________________________________________

Reference< XConnectionPoint > SAL_CALL OConnectionPointContainerHelper::queryConnectionPoint( const Type& aType ) throw( RuntimeException )
{
    // Set default return value, if method failed.
    Reference< XConnectionPoint > xConnectionPoint = Reference< XConnectionPoint >();

    // Get all elements of the container, which have the searched type.
    OInterfaceContainerHelper* pSpecialContainer = m_aMultiTypeContainer.getContainer( aType );
    if ( pSpecialContainer && pSpecialContainer->getLength() > 0 )
    {
        // Ready for multithreading
        MutexGuard aGuard( m_aSharedMutex );
        // If this container contains elements, build a connectionpoint-instance.
        OConnectionPointHelper* pNewConnectionPoint = new OConnectionPointHelper( m_aSharedMutex, this, aType );
        xConnectionPoint = Reference< XConnectionPoint >( (OWeakObject*)pNewConnectionPoint, UNO_QUERY );
    }

    return xConnectionPoint ;
}

//______________________________________________________________________________________________________________
//	XConnectionPointContainer
//______________________________________________________________________________________________________________

void SAL_CALL OConnectionPointContainerHelper::advise(	const	Type&	   					aType		,
                                                        const	Reference< XInterface >&	xListener	) throw( RuntimeException )
{
    // Container is threadsafe himself !
    m_aMultiTypeContainer.addInterface( aType, xListener );
}

//______________________________________________________________________________________________________________
//	XConnectionPointContainer
//______________________________________________________________________________________________________________

void SAL_CALL OConnectionPointContainerHelper::unadvise(	const	Type&	   					aType		,
                                                            const	Reference< XInterface >&	xListener	) throw( RuntimeException )
{
    // Container is threadsafe himself !
    m_aMultiTypeContainer.removeInterface( aType, xListener );
}

//______________________________________________________________________________________________________________
//	public but impl method!
//	Is neccessary to get container member at OConnectionPoint-instance.
//______________________________________________________________________________________________________________

OMultiTypeInterfaceContainerHelper& OConnectionPointContainerHelper::impl_getMultiTypeContainer()
{
    // Impl methods are not threadsafe!
    // "Parent" function must do this.
    return m_aMultiTypeContainer;
}

}	// namespace unocontrols

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */