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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.
*
************************************************************************/
#include "formdispatchinterceptor.hxx"
/** === begin UNO includes === **/
/** === end UNO includes === **/
#include <tools/debug.hxx>
//........................................................................
namespace svxform
{
//........................................................................
/** === begin UNO using === **/
using ::com::sun::star::uno::Reference;
using ::com::sun::star::uno::XInterface;
using ::com::sun::star::uno::UNO_QUERY;
using ::com::sun::star::uno::UNO_QUERY_THROW;
using ::com::sun::star::uno::UNO_SET_THROW;
using ::com::sun::star::uno::Exception;
using ::com::sun::star::uno::RuntimeException;
using ::com::sun::star::uno::Any;
using ::com::sun::star::uno::makeAny;
using ::com::sun::star::uno::Sequence;
using ::com::sun::star::uno::Type;
using ::com::sun::star::frame::XDispatchProviderInterception;
using ::com::sun::star::frame::XDispatchProviderInterceptor;
using ::com::sun::star::lang::XComponent;
using ::com::sun::star::util::URL;
using ::com::sun::star::frame::XDispatch;
using ::com::sun::star::frame::DispatchDescriptor;
using ::com::sun::star::frame::XDispatchProvider;
using ::com::sun::star::lang::EventObject;
/** === end UNO using === **/
//========================================================================
//= DispatchInterceptionMultiplexer
//========================================================================
DBG_NAME(DispatchInterceptionMultiplexer)
//------------------------------------------------------------------------
DispatchInterceptionMultiplexer::DispatchInterceptionMultiplexer(
const Reference< XDispatchProviderInterception >& _rxToIntercept, DispatchInterceptor* _pMaster )
:DispatchInterceptionMultiplexer_BASE(_pMaster && _pMaster->getInterceptorMutex() ? *_pMaster->getInterceptorMutex() : m_aFallback)
,m_aFallback()
,m_pMutex( _pMaster && _pMaster->getInterceptorMutex() ? _pMaster->getInterceptorMutex() : &m_aFallback )
,m_xIntercepted(_rxToIntercept)
,m_bListening(sal_False)
,m_pMaster(_pMaster)
{
DBG_CTOR(DispatchInterceptionMultiplexer,NULL);
::osl::MutexGuard aGuard( *m_pMutex );
::comphelper::increment(m_refCount);
if (_rxToIntercept.is())
{
_rxToIntercept->registerDispatchProviderInterceptor((XDispatchProviderInterceptor*)this);
// this should make us the top-level dispatch-provider for the component, via a call to our
// setDispatchProvider we should have got an fallback for requests we (i.e. our master) cannot fullfill
Reference< XComponent> xInterceptedComponent(_rxToIntercept, UNO_QUERY);
if (xInterceptedComponent.is())
{
xInterceptedComponent->addEventListener(this);
m_bListening = sal_True;
}
}
::comphelper::decrement(m_refCount);
}
//------------------------------------------------------------------------
DispatchInterceptionMultiplexer::~DispatchInterceptionMultiplexer()
{
if (!rBHelper.bDisposed)
dispose();
DBG_DTOR(DispatchInterceptionMultiplexer,NULL);
}
//------------------------------------------------------------------------------
Reference< XDispatch > SAL_CALL DispatchInterceptionMultiplexer::queryDispatch( const URL& aURL, const ::rtl::OUString& aTargetFrameName, sal_Int32 nSearchFlags ) throw(RuntimeException)
{
::osl::MutexGuard aGuard( *m_pMutex );
Reference< XDispatch> xResult;
// ask our 'real' interceptor
if (m_pMaster)
xResult = m_pMaster->interceptedQueryDispatch( aURL, aTargetFrameName, nSearchFlags);
// ask our slave provider
if (!xResult.is() && m_xSlaveDispatcher.is())
xResult = m_xSlaveDispatcher->queryDispatch(aURL, aTargetFrameName, nSearchFlags);
return xResult;
}
//------------------------------------------------------------------------------
Sequence< Reference< XDispatch > > SAL_CALL
DispatchInterceptionMultiplexer::queryDispatches( const Sequence< DispatchDescriptor >& aDescripts ) throw(RuntimeException)
{
::osl::MutexGuard aGuard( *m_pMutex );
Sequence< Reference< XDispatch> > aReturn(aDescripts.getLength());
Reference< XDispatch>* pReturn = aReturn.getArray();
const DispatchDescriptor* pDescripts = aDescripts.getConstArray();
for (sal_Int16 i=0; i<aDescripts.getLength(); ++i, ++pReturn, ++pDescripts)
{
*pReturn = queryDispatch(pDescripts->FeatureURL, pDescripts->FrameName, pDescripts->SearchFlags);
}
return aReturn;
}
//------------------------------------------------------------------------------
Reference< XDispatchProvider > SAL_CALL DispatchInterceptionMultiplexer::getSlaveDispatchProvider( ) throw(RuntimeException)
{
::osl::MutexGuard aGuard( *m_pMutex );
return m_xSlaveDispatcher;
}
//------------------------------------------------------------------------------
void SAL_CALL DispatchInterceptionMultiplexer::setSlaveDispatchProvider(const Reference< XDispatchProvider>& xNewDispatchProvider) throw( RuntimeException )
{
::osl::MutexGuard aGuard( *m_pMutex );
m_xSlaveDispatcher = xNewDispatchProvider;
}
//------------------------------------------------------------------------------
Reference< XDispatchProvider> SAL_CALL DispatchInterceptionMultiplexer::getMasterDispatchProvider(void) throw( RuntimeException )
{
::osl::MutexGuard aGuard( *m_pMutex );
return m_xMasterDispatcher;
}
//------------------------------------------------------------------------------
void SAL_CALL DispatchInterceptionMultiplexer::setMasterDispatchProvider(const Reference< XDispatchProvider>& xNewSupplier) throw( RuntimeException )
{
::osl::MutexGuard aGuard( *m_pMutex );
m_xMasterDispatcher = xNewSupplier;
}
//------------------------------------------------------------------------------
void SAL_CALL DispatchInterceptionMultiplexer::disposing(const EventObject& Source) throw( RuntimeException )
{
if (m_bListening)
{
Reference< XDispatchProviderInterception > xIntercepted(m_xIntercepted.get(), UNO_QUERY);
if (Source.Source == xIntercepted)
ImplDetach();
}
}
//------------------------------------------------------------------------------
void DispatchInterceptionMultiplexer::ImplDetach()
{
::osl::MutexGuard aGuard( *m_pMutex );
OSL_ENSURE(m_bListening, "DispatchInterceptionMultiplexer::ImplDetach: invalid call!");
// deregister ourself from the interception component
Reference< XDispatchProviderInterception > xIntercepted(m_xIntercepted.get(), UNO_QUERY);
if (xIntercepted.is())
xIntercepted->releaseDispatchProviderInterceptor(static_cast<XDispatchProviderInterceptor*>(this));
// m_xIntercepted = Reference< XDispatchProviderInterception >();
// Don't reset m_xIntercepted: It may be needed by our owner to check for which object we were
// responsible. As we hold the object with a weak reference only, this should be no problem.
// 88936 - 23.07.2001 - frank.schoenheit@sun.com
m_pMaster = NULL;
m_pMutex = &m_aFallback;
m_bListening = sal_False;
}
//------------------------------------------------------------------------------
void DispatchInterceptionMultiplexer::disposing()
{
// remove ourself as event listener from the interception component
if (m_bListening)
{
Reference< XComponent> xInterceptedComponent(m_xIntercepted.get(), UNO_QUERY);
if (xInterceptedComponent.is())
xInterceptedComponent->removeEventListener(static_cast<XEventListener*>(this));
// detach from the interception component
ImplDetach();
}
}
//........................................................................
} // namespace svxform
//........................................................................
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
