229f10c6d0
from my commit 8c8fdb0a66
"sequence->vector in extensions"
Change-Id: I85432c50915bf9cd663e1c22c20766cd00bbfc4b
266 lines
9.5 KiB
C++
266 lines
9.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include "componentmodule.hxx"
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#include <tools/resmgr.hxx>
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#include <svl/solar.hrc>
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#include <comphelper/sequence.hxx>
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#include <tools/debug.hxx>
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#include <rtl/strbuf.hxx>
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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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namespace COMPMOD_NAMESPACE
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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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// implementation for <type>OModule</type>. not threadsafe, has to be guarded by its owner
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class OModuleImpl
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{
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ResMgr* m_pResources;
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bool m_bInitialized;
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OString 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 resources of the module
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ResMgr* getResManager();
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void setResourceFilePrefix(const OString& _rPrefix) { m_sFilePrefix = _rPrefix; }
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};
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OModuleImpl::OModuleImpl()
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:m_pResources(nullptr)
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,m_bInitialized(false)
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{
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}
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OModuleImpl::~OModuleImpl()
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{
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delete m_pResources;
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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_pResources && !m_bInitialized)
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{
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DBG_ASSERT(!m_sFilePrefix.isEmpty(), "OModuleImpl::getResManager: no resource file prefix!");
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// create a manager with a fixed prefix
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m_pResources = ResMgr::CreateResMgr(m_sFilePrefix.getStr());
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DBG_ASSERT(m_pResources,
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OStringBuffer("OModuleImpl::getResManager: could not create the resource manager (file name: ")
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.append(m_sFilePrefix)
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.append(")!").getStr());
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m_bInitialized = true;
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}
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return m_pResources;
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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 = nullptr;
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OString OModule::s_sResPrefix;
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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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void OModule::setResourceFilePrefix(const 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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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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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 = nullptr;
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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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//- registration helper
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std::vector< OUString >* OModule::s_pImplementationNames = nullptr;
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std::vector< Sequence< OUString > >* OModule::s_pSupportedServices = nullptr;
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std::vector< ComponentInstantiation >* OModule::s_pCreationFunctionPointers = nullptr;
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std::vector< FactoryInstantiation >* OModule::s_pFactoryFunctionPointers = nullptr;
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void OModule::registerComponent(
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const OUString& _rImplementationName,
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const Sequence< 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 std::vector< OUString >;
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s_pSupportedServices = new std::vector< Sequence< OUString > >;
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s_pCreationFunctionPointers = new std::vector< ComponentInstantiation >;
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s_pFactoryFunctionPointers = new std::vector< FactoryInstantiation >;
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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->size() == s_pSupportedServices->size())
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&& (s_pImplementationNames->size() == s_pCreationFunctionPointers->size())
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&& (s_pImplementationNames->size() == s_pFactoryFunctionPointers->size()),
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"OModule::registerComponent : inconsistent state !");
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s_pImplementationNames->push_back(_rImplementationName);
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s_pSupportedServices->push_back(_rServiceNames);
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s_pCreationFunctionPointers->push_back(_pCreateFunction);
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s_pFactoryFunctionPointers->push_back(_pFactoryFunction);
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}
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void OModule::revokeComponent(const OUString& _rImplementationName)
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{
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if (!s_pImplementationNames)
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{
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OSL_FAIL("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->size() == s_pSupportedServices->size())
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&& (s_pImplementationNames->size() == s_pCreationFunctionPointers->size())
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&& (s_pImplementationNames->size() == s_pFactoryFunctionPointers->size()),
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"OModule::revokeComponent : inconsistent state !");
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sal_Int32 nLen = s_pImplementationNames->size();
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for (sal_Int32 i=0; i<nLen; ++i)
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{
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if ((*s_pImplementationNames)[i] == _rImplementationName)
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{
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s_pImplementationNames->erase(s_pImplementationNames->begin() + i);
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s_pSupportedServices->erase(s_pSupportedServices->begin() + i);
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s_pCreationFunctionPointers->erase(s_pCreationFunctionPointers->begin() + i);
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s_pFactoryFunctionPointers->erase(s_pFactoryFunctionPointers->begin() + i);
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break;
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}
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}
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if (s_pImplementationNames->empty())
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{
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delete s_pImplementationNames; s_pImplementationNames = nullptr;
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delete s_pSupportedServices; s_pSupportedServices = nullptr;
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delete s_pCreationFunctionPointers; s_pCreationFunctionPointers = nullptr;
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delete s_pFactoryFunctionPointers; s_pFactoryFunctionPointers = nullptr;
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}
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}
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Reference< XInterface > OModule::getComponentFactory(
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const 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.isEmpty(), "OModule::getComponentFactory : invalid argument (implementation name) !");
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if (!s_pImplementationNames)
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{
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OSL_FAIL("OModule::getComponentFactory : have no class infos ! Are you sure called this method at the right time ?");
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return nullptr;
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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->size() == s_pSupportedServices->size())
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&& (s_pImplementationNames->size() == s_pCreationFunctionPointers->size())
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&& (s_pImplementationNames->size() == s_pFactoryFunctionPointers->size()),
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"OModule::getComponentFactory : inconsistent state !");
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Reference< XInterface > xReturn;
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sal_Int32 nLen = s_pImplementationNames->size();
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for (sal_Int32 i=0; i<nLen; ++i)
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{
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if ((*s_pImplementationNames)[i] == _rImplementationName)
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{
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const FactoryInstantiation FactoryInstantiationFunction = (*s_pFactoryFunctionPointers)[i];
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xReturn = FactoryInstantiationFunction( _rxServiceManager, _rImplementationName,
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(*s_pCreationFunctionPointers)[i],
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(*s_pSupportedServices)[i], nullptr);
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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 nullptr;
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}
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} // namespace COMPMOD_NAMESPACE
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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