componentguard.hxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
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 *   Licensed to the Apache Software Foundation (ASF) under one or more
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#ifndef INCLUDED_COMPHELPER_COMPONENTGUARD_HXX
#define INCLUDED_COMPHELPER_COMPONENTGUARD_HXX
 
#include <com/sun/star/lang/DisposedException.hpp>
 
#include <cppuhelper/weak.hxx>
#include <cppuhelper/interfacecontainer.h>
 
 
namespace comphelper
{
 
 
    //= ComponentGuard
 
    class ComponentGuard
    {
    public:
        ComponentGuard( ::cppu::OWeakObject& i_component, ::cppu::OBroadcastHelper & i_broadcastHelper )
            :m_aGuard( i_broadcastHelper.rMutex )
        {
            if ( i_broadcastHelper.bDisposed )
                throw css::lang::DisposedException( OUString(), &i_component );
        }
 
        void clear()    { m_aGuard.clear(); }
        void reset()    { m_aGuard.reset(); }
 
    private:
        ::osl::ResettableMutexGuard m_aGuard;
    };
 
 
} // namespace comphelper
 
 
#endif // INCLUDED_COMPHELPER_COMPONENTGUARD_HXX
 
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