Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #include <unotools/componentresmodule.hxx>
      21             : 
      22             : #include <boost/noncopyable.hpp>
      23             : #include <tools/resmgr.hxx>
      24             : #include <osl/diagnose.h>
      25             : #include <rtl/strbuf.hxx>
      26             : 
      27             : namespace utl
      28             : {
      29             : 
      30             :     //= OComponentResModuleImpl
      31             : 
      32             :     /** PIMPL-class for OComponentResourceModule
      33             : 
      34             :         not threadsafe!
      35             :     */
      36             :     class OComponentResModuleImpl: private boost::noncopyable
      37             :     {
      38             :     private:
      39             :         ResMgr*         m_pResources;
      40             :         bool            m_bInitialized;
      41             :         OString  m_sResFilePrefix;
      42             : 
      43             :     public:
      44          56 :         OComponentResModuleImpl( const OString& _rResFilePrefix )
      45             :             :m_pResources( NULL )
      46             :             ,m_bInitialized( false )
      47          56 :             ,m_sResFilePrefix( _rResFilePrefix )
      48             :         {
      49          56 :         }
      50             : 
      51           0 :         ~OComponentResModuleImpl()
      52           0 :         {
      53           0 :             freeResManager();
      54           0 :         }
      55             : 
      56             :         /** releases our resource manager
      57             :         */
      58             :         void freeResManager();
      59             : 
      60             :         /** retrieves our resource manager
      61             :         */
      62             :         ResMgr* getResManager();
      63             :     };
      64             : 
      65           4 :     void OComponentResModuleImpl::freeResManager()
      66             :     {
      67           4 :         delete m_pResources, m_pResources = NULL;
      68           4 :         m_bInitialized = false;
      69           4 :     }
      70             : 
      71           2 :     ResMgr* OComponentResModuleImpl::getResManager()
      72             :     {
      73           2 :         if ( !m_pResources && !m_bInitialized )
      74             :         {
      75             :             // create a manager with a fixed prefix
      76           2 :             OString aMgrName = m_sResFilePrefix;
      77             : 
      78           2 :             m_pResources = ResMgr::CreateResMgr( aMgrName.getStr() );
      79             :             OSL_ENSURE( m_pResources,
      80             :                     OStringBuffer( "OModuleImpl::getResManager: could not create the resource manager (file name: " )
      81             :                 .append(aMgrName)
      82             :                 .append(")!").getStr() );
      83             : 
      84           2 :             m_bInitialized = true;
      85             :         }
      86           2 :         return m_pResources;
      87             :     }
      88             : 
      89             :     //= OComponentResourceModule
      90             : 
      91          56 :     OComponentResourceModule::OComponentResourceModule( const OString& _rResFilePrefix )
      92             :         :BaseClass()
      93          56 :         ,m_pImpl( new OComponentResModuleImpl( _rResFilePrefix ) )
      94             :     {
      95          56 :     }
      96             : 
      97           0 :     OComponentResourceModule::~OComponentResourceModule()
      98             :     {
      99           0 :     }
     100             : 
     101           2 :     ResMgr* OComponentResourceModule::getResManager()
     102             :     {
     103           2 :         ::osl::MutexGuard aGuard( m_aMutex );
     104           2 :         return m_pImpl->getResManager();
     105             :     }
     106             : 
     107           4 :     void OComponentResourceModule::onFirstClient()
     108             :     {
     109           4 :         BaseClass::onFirstClient();
     110           4 :     }
     111             : 
     112           4 :     void OComponentResourceModule::onLastClient()
     113             :     {
     114           4 :         m_pImpl->freeResManager();
     115           4 :         BaseClass::onLastClient();
     116           4 :     }
     117             : 
     118             : } // namespace utl
     119             : 
     120             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */