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/* -*- 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 <memory>
#include "componentmodule.hxx"
#include <tools/resmgr.hxx>
#include <vcl/settings.hxx>
#include <vcl/svapp.hxx>
#include <svl/solar.hrc>
#include <comphelper/sequence.hxx>
#include <tools/debug.hxx>
#include <rtl/strbuf.hxx>
#define ENTER_MOD_METHOD() \
::osl::MutexGuard aGuard(s_aMutex); \
ensureImpl()
namespace compmodule
{
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::registry;
using namespace ::comphelper;
using namespace ::cppu;
// implementation for <type>OModule</type>. not threadsafe, has to be guarded by its owner
class OModuleImpl
{
std::locale m_aResLocale;
bool m_bInitialized;
public:
/// ctor
OModuleImpl();
/// get the manager for the resources of the module
const std::locale& getResLocale();
};
OModuleImpl::OModuleImpl()
: m_bInitialized(false)
{
}
const std::locale& OModuleImpl::getResLocale()
{
// note that this method is not threadsafe, which counts for the whole class !
if (!m_bInitialized)
{
// create a manager with a fixed prefix
m_aResLocale = Translate::Create("pcr", Application::GetSettings().GetUILanguageTag());
m_bInitialized = true;
}
return m_aResLocale;
}
::osl::Mutex OModule::s_aMutex;
sal_Int32 OModule::s_nClients = 0;
OModuleImpl* OModule::s_pImpl = nullptr;
const std::locale& OModule::getResLocale()
{
ENTER_MOD_METHOD();
return s_pImpl->getResLocale();
}
void OModule::registerClient()
{
::osl::MutexGuard aGuard(s_aMutex);
++s_nClients;
}
void OModule::revokeClient()
{
::osl::MutexGuard aGuard(s_aMutex);
if (!--s_nClients && s_pImpl)
{
delete s_pImpl;
s_pImpl = nullptr;
}
}
void OModule::ensureImpl()
{
if (s_pImpl)
return;
s_pImpl = new OModuleImpl();
}
//- registration helper
std::vector< OUString >* OModule::s_pImplementationNames = nullptr;
std::vector< Sequence< OUString > >* OModule::s_pSupportedServices = nullptr;
std::vector< ComponentInstantiation >* OModule::s_pCreationFunctionPointers = nullptr;
std::vector< FactoryInstantiation >* OModule::s_pFactoryFunctionPointers = nullptr;
void OModule::registerComponent(
const OUString& _rImplementationName,
const Sequence< OUString >& _rServiceNames,
ComponentInstantiation _pCreateFunction,
FactoryInstantiation _pFactoryFunction)
{
if (!s_pImplementationNames)
{
OSL_ENSURE(!s_pSupportedServices && !s_pCreationFunctionPointers && !s_pFactoryFunctionPointers,
"OModule::registerComponent : inconsistent state (the pointers (1)) !");
s_pImplementationNames = new std::vector< OUString >;
s_pSupportedServices = new std::vector< Sequence< OUString > >;
s_pCreationFunctionPointers = new std::vector< ComponentInstantiation >;
s_pFactoryFunctionPointers = new std::vector< FactoryInstantiation >;
}
OSL_ENSURE(s_pImplementationNames && s_pSupportedServices && s_pCreationFunctionPointers && s_pFactoryFunctionPointers,
"OModule::registerComponent : inconsistent state (the pointers (2)) !");
OSL_ENSURE( (s_pImplementationNames->size() == s_pSupportedServices->size())
&& (s_pImplementationNames->size() == s_pCreationFunctionPointers->size())
&& (s_pImplementationNames->size() == s_pFactoryFunctionPointers->size()),
"OModule::registerComponent : inconsistent state !");
s_pImplementationNames->push_back(_rImplementationName);
s_pSupportedServices->push_back(_rServiceNames);
s_pCreationFunctionPointers->push_back(_pCreateFunction);
s_pFactoryFunctionPointers->push_back(_pFactoryFunction);
}
void OModule::revokeComponent(const OUString& _rImplementationName)
{
if (!s_pImplementationNames)
{
OSL_FAIL("OModule::revokeComponent : have no class infos ! Are you sure called this method at the right time ?");
return;
}
OSL_ENSURE(s_pImplementationNames && s_pSupportedServices && s_pCreationFunctionPointers && s_pFactoryFunctionPointers,
"OModule::revokeComponent : inconsistent state (the pointers) !");
OSL_ENSURE( (s_pImplementationNames->size() == s_pSupportedServices->size())
&& (s_pImplementationNames->size() == s_pCreationFunctionPointers->size())
&& (s_pImplementationNames->size() == s_pFactoryFunctionPointers->size()),
"OModule::revokeComponent : inconsistent state !");
sal_Int32 nLen = s_pImplementationNames->size();
for (sal_Int32 i=0; i<nLen; ++i)
{
if ((*s_pImplementationNames)[i] == _rImplementationName)
{
s_pImplementationNames->erase(s_pImplementationNames->begin() + i);
s_pSupportedServices->erase(s_pSupportedServices->begin() + i);
s_pCreationFunctionPointers->erase(s_pCreationFunctionPointers->begin() + i);
s_pFactoryFunctionPointers->erase(s_pFactoryFunctionPointers->begin() + i);
break;
}
}
if (s_pImplementationNames->empty())
{
delete s_pImplementationNames; s_pImplementationNames = nullptr;
delete s_pSupportedServices; s_pSupportedServices = nullptr;
delete s_pCreationFunctionPointers; s_pCreationFunctionPointers = nullptr;
delete s_pFactoryFunctionPointers; s_pFactoryFunctionPointers = nullptr;
}
}
Reference< XInterface > OModule::getComponentFactory(
const OUString& _rImplementationName,
const Reference< XMultiServiceFactory >& _rxServiceManager)
{
OSL_ENSURE(_rxServiceManager.is(), "OModule::getComponentFactory : invalid argument (service manager) !");
OSL_ENSURE(!_rImplementationName.isEmpty(), "OModule::getComponentFactory : invalid argument (implementation name) !");
if (!s_pImplementationNames)
{
OSL_FAIL("OModule::getComponentFactory : have no class infos ! Are you sure called this method at the right time ?");
return nullptr;
}
OSL_ENSURE(s_pImplementationNames && s_pSupportedServices && s_pCreationFunctionPointers && s_pFactoryFunctionPointers,
"OModule::getComponentFactory : inconsistent state (the pointers) !");
OSL_ENSURE( (s_pImplementationNames->size() == s_pSupportedServices->size())
&& (s_pImplementationNames->size() == s_pCreationFunctionPointers->size())
&& (s_pImplementationNames->size() == s_pFactoryFunctionPointers->size()),
"OModule::getComponentFactory : inconsistent state !");
Reference< XInterface > xReturn;
sal_Int32 nLen = s_pImplementationNames->size();
for (sal_Int32 i=0; i<nLen; ++i)
{
if ((*s_pImplementationNames)[i] == _rImplementationName)
{
const FactoryInstantiation FactoryInstantiationFunction = (*s_pFactoryFunctionPointers)[i];
xReturn = FactoryInstantiationFunction( _rxServiceManager, _rImplementationName,
(*s_pCreationFunctionPointers)[i],
(*s_pSupportedServices)[i], nullptr);
if (xReturn.is())
{
xReturn->acquire();
return xReturn.get();
}
}
}
return nullptr;
}
} // namespace compmodule
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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