359 lines
15 KiB
C++
359 lines
15 KiB
C++
/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: Acomponentmodule.cxx,v $
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*
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* $Revision: 1.4 $
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*
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* last change: $Author: rt $ $Date: 2008-03-05 08:43:13 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************/
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#ifndef _EXTENSIONS_COMPONENT_MODULE_HXX_
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#include "Acomponentmodule.hxx"
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#endif
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#ifndef _TOOLS_RESMGR_HXX
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#include <tools/resmgr.hxx>
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#endif
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#ifndef _SOLAR_HRC
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#include <svtools/solar.hrc>
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#endif
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#ifndef _COMPHELPER_SEQUENCE_HXX_
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#include <comphelper/sequence.hxx>
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#endif
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#ifndef _TOOLS_DEBUG_HXX
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#include <tools/debug.hxx>
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#endif
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#define ENTER_MOD_METHOD() \
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::osl::MutexGuard aGuard(s_aMutex); \
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ensureImpl()
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//.........................................................................
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namespace COMPMOD_NAMESPACE
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{
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//.........................................................................
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using namespace ::com::sun::star::uno;
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using namespace ::com::sun::star::lang;
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using namespace ::com::sun::star::registry;
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using namespace ::comphelper;
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using namespace ::cppu;
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//=========================================================================
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//= OModuleImpl
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//=========================================================================
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/** implementation for <type>OModule</type>. not threadsafe, has to be guarded by it's owner
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*/
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class OModuleImpl
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{
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ResMgr* m_pRessources;
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sal_Bool m_bInitialized;
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ByteString m_sFilePrefix;
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public:
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/// ctor
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OModuleImpl();
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~OModuleImpl();
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/// get the manager for the ressources of the module
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ResMgr* getResManager();
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void setResourceFilePrefix(const ::rtl::OString& _rPrefix) { m_sFilePrefix = _rPrefix; }
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};
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//-------------------------------------------------------------------------
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OModuleImpl::OModuleImpl()
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:m_pRessources(NULL)
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,m_bInitialized(sal_False)
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{
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}
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//-------------------------------------------------------------------------
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OModuleImpl::~OModuleImpl()
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{
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if (m_pRessources)
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delete m_pRessources;
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}
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//-------------------------------------------------------------------------
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ResMgr* OModuleImpl::getResManager()
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{
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// note that this method is not threadsafe, which counts for the whole class !
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if (!m_pRessources && !m_bInitialized)
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{
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DBG_ASSERT(m_sFilePrefix.Len(), "OModuleImpl::getResManager: no resource file prefix!");
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// create a manager with a fixed prefix
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ByteString aMgrName = m_sFilePrefix;
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m_pRessources = ResMgr::CreateResMgr(aMgrName.GetBuffer());
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DBG_ASSERT(m_pRessources,
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(ByteString("OModuleImpl::getResManager: could not create the resource manager (file name: ")
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+= aMgrName
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+= ByteString(")!")).GetBuffer());
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m_bInitialized = sal_True;
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}
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return m_pRessources;
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}
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//=========================================================================
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//= OModule
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//=========================================================================
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::osl::Mutex OModule::s_aMutex;
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sal_Int32 OModule::s_nClients = 0;
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OModuleImpl* OModule::s_pImpl = NULL;
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::rtl::OString OModule::s_sResPrefix;
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//-------------------------------------------------------------------------
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ResMgr* OModule::getResManager()
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{
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ENTER_MOD_METHOD();
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return s_pImpl->getResManager();
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}
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//-------------------------------------------------------------------------
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void OModule::setResourceFilePrefix(const ::rtl::OString& _rPrefix)
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{
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::osl::MutexGuard aGuard(s_aMutex);
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s_sResPrefix = _rPrefix;
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if (s_pImpl)
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s_pImpl->setResourceFilePrefix(_rPrefix);
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}
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//-------------------------------------------------------------------------
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void OModule::registerClient()
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{
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::osl::MutexGuard aGuard(s_aMutex);
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++s_nClients;
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}
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//-------------------------------------------------------------------------
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void OModule::revokeClient()
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{
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::osl::MutexGuard aGuard(s_aMutex);
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if (!--s_nClients && s_pImpl)
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{
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delete s_pImpl;
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s_pImpl = NULL;
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}
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}
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//-------------------------------------------------------------------------
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void OModule::ensureImpl()
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{
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if (s_pImpl)
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return;
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s_pImpl = new OModuleImpl();
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s_pImpl->setResourceFilePrefix(s_sResPrefix);
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}
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//--------------------------------------------------------------------------
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//- registration helper
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//--------------------------------------------------------------------------
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Sequence< ::rtl::OUString >* OModule::s_pImplementationNames = NULL;
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Sequence< Sequence< ::rtl::OUString > >* OModule::s_pSupportedServices = NULL;
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Sequence< sal_Int64 >* OModule::s_pCreationFunctionPointers = NULL;
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Sequence< sal_Int64 >* OModule::s_pFactoryFunctionPointers = NULL;
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//--------------------------------------------------------------------------
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void OModule::registerComponent(
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const ::rtl::OUString& _rImplementationName,
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const Sequence< ::rtl::OUString >& _rServiceNames,
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ComponentInstantiation _pCreateFunction,
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FactoryInstantiation _pFactoryFunction)
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{
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if (!s_pImplementationNames)
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{
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OSL_ENSURE(!s_pSupportedServices && !s_pCreationFunctionPointers && !s_pFactoryFunctionPointers,
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"OModule::registerComponent : inconsistent state (the pointers (1)) !");
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s_pImplementationNames = new Sequence< ::rtl::OUString >;
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s_pSupportedServices = new Sequence< Sequence< ::rtl::OUString > >;
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s_pCreationFunctionPointers = new Sequence< sal_Int64 >;
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s_pFactoryFunctionPointers = new Sequence< sal_Int64 >;
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}
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OSL_ENSURE(s_pImplementationNames && s_pSupportedServices && s_pCreationFunctionPointers && s_pFactoryFunctionPointers,
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"OModule::registerComponent : inconsistent state (the pointers (2)) !");
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OSL_ENSURE( (s_pImplementationNames->getLength() == s_pSupportedServices->getLength())
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&& (s_pImplementationNames->getLength() == s_pCreationFunctionPointers->getLength())
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&& (s_pImplementationNames->getLength() == s_pFactoryFunctionPointers->getLength()),
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"OModule::registerComponent : inconsistent state !");
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sal_Int32 nOldLen = s_pImplementationNames->getLength();
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s_pImplementationNames->realloc(nOldLen + 1);
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s_pSupportedServices->realloc(nOldLen + 1);
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s_pCreationFunctionPointers->realloc(nOldLen + 1);
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s_pFactoryFunctionPointers->realloc(nOldLen + 1);
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s_pImplementationNames->getArray()[nOldLen] = _rImplementationName;
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s_pSupportedServices->getArray()[nOldLen] = _rServiceNames;
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s_pCreationFunctionPointers->getArray()[nOldLen] = reinterpret_cast<sal_Int64>(_pCreateFunction);
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s_pFactoryFunctionPointers->getArray()[nOldLen] = reinterpret_cast<sal_Int64>(_pFactoryFunction);
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}
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//--------------------------------------------------------------------------
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void OModule::revokeComponent(const ::rtl::OUString& _rImplementationName)
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{
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if (!s_pImplementationNames)
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{
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OSL_ASSERT("OModule::revokeComponent : have no class infos ! Are you sure called this method at the right time ?");
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return;
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}
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OSL_ENSURE(s_pImplementationNames && s_pSupportedServices && s_pCreationFunctionPointers && s_pFactoryFunctionPointers,
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"OModule::revokeComponent : inconsistent state (the pointers) !");
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OSL_ENSURE( (s_pImplementationNames->getLength() == s_pSupportedServices->getLength())
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&& (s_pImplementationNames->getLength() == s_pCreationFunctionPointers->getLength())
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&& (s_pImplementationNames->getLength() == s_pFactoryFunctionPointers->getLength()),
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"OModule::revokeComponent : inconsistent state !");
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sal_Int32 nLen = s_pImplementationNames->getLength();
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const ::rtl::OUString* pImplNames = s_pImplementationNames->getConstArray();
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for (sal_Int32 i=0; i<nLen; ++i, ++pImplNames)
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{
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if (pImplNames->equals(_rImplementationName))
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{
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removeElementAt(*s_pImplementationNames, i);
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removeElementAt(*s_pSupportedServices, i);
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removeElementAt(*s_pCreationFunctionPointers, i);
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removeElementAt(*s_pFactoryFunctionPointers, i);
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break;
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}
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}
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if (s_pImplementationNames->getLength() == 0)
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{
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delete s_pImplementationNames; s_pImplementationNames = NULL;
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delete s_pSupportedServices; s_pSupportedServices = NULL;
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delete s_pCreationFunctionPointers; s_pCreationFunctionPointers = NULL;
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delete s_pFactoryFunctionPointers; s_pFactoryFunctionPointers = NULL;
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}
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}
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//--------------------------------------------------------------------------
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sal_Bool OModule::writeComponentInfos(
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const Reference< XMultiServiceFactory >& /*_rxServiceManager*/,
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const Reference< XRegistryKey >& _rxRootKey)
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{
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OSL_ENSURE(_rxRootKey.is(), "OModule::writeComponentInfos : invalid argument !");
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if (!s_pImplementationNames)
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{
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OSL_ASSERT("OModule::writeComponentInfos : have no class infos ! Are you sure called this method at the right time ?");
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return sal_True;
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}
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OSL_ENSURE(s_pImplementationNames && s_pSupportedServices && s_pCreationFunctionPointers && s_pFactoryFunctionPointers,
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"OModule::writeComponentInfos : inconsistent state (the pointers) !");
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OSL_ENSURE( (s_pImplementationNames->getLength() == s_pSupportedServices->getLength())
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&& (s_pImplementationNames->getLength() == s_pCreationFunctionPointers->getLength())
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&& (s_pImplementationNames->getLength() == s_pFactoryFunctionPointers->getLength()),
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"OModule::writeComponentInfos : inconsistent state !");
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sal_Int32 nLen = s_pImplementationNames->getLength();
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const ::rtl::OUString* pImplName = s_pImplementationNames->getConstArray();
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const Sequence< ::rtl::OUString >* pServices = s_pSupportedServices->getConstArray();
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::rtl::OUString sRootKey("/", 1, RTL_TEXTENCODING_ASCII_US);
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for (sal_Int32 i=0; i<nLen; ++i, ++pImplName, ++pServices)
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{
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::rtl::OUString aMainKeyName(sRootKey);
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aMainKeyName += *pImplName;
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aMainKeyName += ::rtl::OUString::createFromAscii("/UNO/SERVICES");
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try
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{
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Reference< XRegistryKey > xNewKey( _rxRootKey->createKey(aMainKeyName) );
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const ::rtl::OUString* pService = pServices->getConstArray();
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for (sal_Int32 j=0; j<pServices->getLength(); ++j, ++pService)
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xNewKey->createKey(*pService);
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}
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catch(Exception&)
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{
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OSL_ASSERT("OModule::writeComponentInfos : something went wrong while creating the keys !");
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return sal_False;
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}
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}
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return sal_True;
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}
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//--------------------------------------------------------------------------
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Reference< XInterface > OModule::getComponentFactory(
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const ::rtl::OUString& _rImplementationName,
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const Reference< XMultiServiceFactory >& _rxServiceManager)
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{
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OSL_ENSURE(_rxServiceManager.is(), "OModule::getComponentFactory : invalid argument (service manager) !");
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OSL_ENSURE(_rImplementationName.getLength(), "OModule::getComponentFactory : invalid argument (implementation name) !");
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if (!s_pImplementationNames)
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{
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OSL_ASSERT("OModule::getComponentFactory : have no class infos ! Are you sure called this method at the right time ?");
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return NULL;
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}
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OSL_ENSURE(s_pImplementationNames && s_pSupportedServices && s_pCreationFunctionPointers && s_pFactoryFunctionPointers,
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"OModule::getComponentFactory : inconsistent state (the pointers) !");
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OSL_ENSURE( (s_pImplementationNames->getLength() == s_pSupportedServices->getLength())
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&& (s_pImplementationNames->getLength() == s_pCreationFunctionPointers->getLength())
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&& (s_pImplementationNames->getLength() == s_pFactoryFunctionPointers->getLength()),
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"OModule::getComponentFactory : inconsistent state !");
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Reference< XInterface > xReturn;
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sal_Int32 nLen = s_pImplementationNames->getLength();
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const ::rtl::OUString* pImplName = s_pImplementationNames->getConstArray();
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const Sequence< ::rtl::OUString >* pServices = s_pSupportedServices->getConstArray();
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const sal_Int64* pComponentFunction = s_pCreationFunctionPointers->getConstArray();
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const sal_Int64* pFactoryFunction = s_pFactoryFunctionPointers->getConstArray();
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for (sal_Int32 i=0; i<nLen; ++i, ++pImplName, ++pServices, ++pComponentFunction, ++pFactoryFunction)
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{
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if (pImplName->equals(_rImplementationName))
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{
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const FactoryInstantiation FactoryInstantiationFunction = reinterpret_cast<const FactoryInstantiation>(*pFactoryFunction);
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const ComponentInstantiation ComponentInstantiationFunction = reinterpret_cast<const ComponentInstantiation>(*pComponentFunction);
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xReturn = FactoryInstantiationFunction( _rxServiceManager, *pImplName, ComponentInstantiationFunction, *pServices, NULL);
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if (xReturn.is())
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{
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xReturn->acquire();
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return xReturn.get();
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}
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}
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}
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return NULL;
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}
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//.........................................................................
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} // namespace COMPMOD_NAMESPACE
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//.........................................................................
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