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       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             : #ifndef COMPHELPER_COMPONENTGUARD_HXX
      21             : #define COMPHELPER_COMPONENTGUARD_HXX
      22             : 
      23             : #include <com/sun/star/lang/DisposedException.hpp>
      24             : 
      25             : #include <cppuhelper/weak.hxx>
      26             : #include <cppuhelper/interfacecontainer.hxx>
      27             : 
      28             : //......................................................................................................................
      29             : namespace comphelper
      30             : {
      31             : //......................................................................................................................
      32             : 
      33             :     //==================================================================================================================
      34             :     //= ComponentGuard
      35             :     //==================================================================================================================
      36             :     class ComponentGuard
      37             :     {
      38             :     public:
      39        2441 :         ComponentGuard( ::cppu::OWeakObject& i_component, ::cppu::OBroadcastHelper & i_broadcastHelper )
      40        2441 :             :m_aGuard( i_broadcastHelper.rMutex )
      41             :         {
      42        2441 :             if ( i_broadcastHelper.bDisposed )
      43           0 :                 throw ::com::sun::star::lang::DisposedException( OUString(), &i_component );
      44        2441 :         }
      45             : 
      46        2441 :         ~ComponentGuard()
      47        2441 :         {
      48        2441 :         }
      49             : 
      50         708 :         void clear()    { m_aGuard.clear(); }
      51           0 :         void reset()    { m_aGuard.reset(); }
      52             : 
      53             :     private:
      54             :         ::osl::ResettableMutexGuard m_aGuard;
      55             :     };
      56             : 
      57             : //......................................................................................................................
      58             : } // namespace comphelper
      59             : //......................................................................................................................
      60             : 
      61             : #endif // COMPHELPER_COMPONENTGUARD_HXX
      62             : 
      63             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */