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             : 
      21             : #include "moduledbu.hxx"
      22             : 
      23             : #include <tools/resmgr.hxx>
      24             : #include <svl/solar.hrc>
      25             : #include <tools/debug.hxx>
      26             : 
      27             : #define ENTER_MOD_METHOD()  \
      28             :     ::osl::MutexGuard aGuard(s_aMutex); \
      29             :     ensureImpl()
      30             : 
      31             : //.........................................................................
      32             : namespace dbaui
      33             : {
      34             : //.........................................................................
      35             : 
      36             : //=========================================================================
      37             : //= OModuleImpl
      38             : //=========================================================================
      39             : /** implementation for <type>OModule</type>. not threadsafe, has to be guarded by it's owner
      40             : */
      41             : class OModuleImpl
      42             : {
      43             :     ResMgr* m_pResources;
      44             : 
      45             : public:
      46             :     /// ctor
      47             :     OModuleImpl();
      48             :     ~OModuleImpl();
      49             : 
      50             :     /// get the manager for the resources of the module
      51             :     ResMgr* getResManager();
      52             : };
      53             : 
      54             : DBG_NAME(OModuleImpl)
      55             : //-------------------------------------------------------------------------
      56           0 : OModuleImpl::OModuleImpl()
      57           0 :     :m_pResources(NULL)
      58             : {
      59             :     DBG_CTOR(OModuleImpl,NULL);
      60             : 
      61           0 : }
      62             : 
      63             : //-------------------------------------------------------------------------
      64           0 : OModuleImpl::~OModuleImpl()
      65             : {
      66           0 :     if (m_pResources)
      67           0 :         delete m_pResources;
      68             : 
      69             :     DBG_DTOR(OModuleImpl,NULL);
      70           0 : }
      71             : 
      72             : //-------------------------------------------------------------------------
      73           0 : ResMgr* OModuleImpl::getResManager()
      74             : {
      75             :     // note that this method is not threadsafe, which counts for the whole class !
      76             : 
      77           0 :     if (!m_pResources)
      78             :     {
      79             :         // create a manager with a fixed prefix
      80           0 :         m_pResources = ResMgr::CreateResMgr(rtl::OString("dbu").getStr());
      81             :     }
      82           0 :     return m_pResources;
      83             : }
      84             : 
      85             : //=========================================================================
      86             : //= OModule
      87             : //=========================================================================
      88           0 : ::osl::Mutex    OModule::s_aMutex;
      89             : sal_Int32       OModule::s_nClients = 0;
      90             : OModuleImpl*    OModule::s_pImpl = NULL;
      91             : //-------------------------------------------------------------------------
      92           0 : ResMgr* OModule::getResManager()
      93             : {
      94           0 :     ENTER_MOD_METHOD();
      95           0 :     return s_pImpl->getResManager();
      96             : }
      97             : 
      98             : //-------------------------------------------------------------------------
      99           0 : void OModule::registerClient()
     100             : {
     101           0 :     ::osl::MutexGuard aGuard(s_aMutex);
     102           0 :     ++s_nClients;
     103           0 : }
     104             : 
     105             : //-------------------------------------------------------------------------
     106           0 : void OModule::revokeClient()
     107             : {
     108           0 :     ::osl::MutexGuard aGuard(s_aMutex);
     109           0 :     if (!--s_nClients && s_pImpl)
     110             :     {
     111           0 :         delete s_pImpl;
     112           0 :         s_pImpl = NULL;
     113           0 :     }
     114           0 : }
     115             : 
     116             : //-------------------------------------------------------------------------
     117           0 : void OModule::ensureImpl()
     118             : {
     119           0 :     if (s_pImpl)
     120           0 :         return;
     121           0 :     s_pImpl = new OModuleImpl();
     122             : }
     123             : 
     124             : //.........................................................................
     125           0 : }   // namespace dbaui
     126             : //.........................................................................
     127             : 
     128             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */