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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 .
*/
#ifndef EXTENSIONS_BIB_LOADLISTENERADAPTER_HXX
#define EXTENSIONS_BIB_LOADLISTENERADAPTER_HXX
#include <osl/mutex.hxx>
#include <com/sun/star/lang/XComponent.hpp>
#include <cppuhelper/implbase1.hxx>
#include <com/sun/star/form/XLoadable.hpp>
//.........................................................................
namespace bib
{
//.........................................................................
class OComponentAdapterBase;
//=====================================================================
//= OComponentListener
//=====================================================================
class OComponentListener
{
friend class OComponentAdapterBase;
private:
OComponentAdapterBase* m_pAdapter;
::osl::Mutex& m_rMutex;
protected:
OComponentListener( ::osl::Mutex& _rMutex )
:m_pAdapter( NULL )
,m_rMutex( _rMutex )
{
}
virtual ~OComponentListener();
// XEventListener equivalents
virtual void _disposing( const ::com::sun::star::lang::EventObject& _rSource ) throw( ::com::sun::star::uno::RuntimeException );
protected:
void setAdapter( OComponentAdapterBase* _pAdapter );
};
//=====================================================================
//= OComponentAdapterBase
//=====================================================================
class OComponentAdapterBase
{
friend class OComponentListener;
private:
::com::sun::star::uno::Reference< ::com::sun::star::lang::XComponent >
m_xComponent;
OComponentListener* m_pListener;
sal_Int32 m_nLockCount;
sal_Bool m_bListening : 1;
sal_Bool m_bAutoRelease : 1;
// impl method for dispose - virtual, 'cause you at least need to remove the listener from the broadcaster
virtual void disposing() = 0;
protected:
// attribute access for derivees
const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XComponent >&
getComponent() const { return m_xComponent; }
OComponentListener* getListener() { return m_pListener; }
// to be called by derivees which started listening at the component
virtual void startComponentListening() = 0;
virtual ~OComponentAdapterBase();
public:
OComponentAdapterBase(
const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XComponent >& _rxComp,
sal_Bool _bAutoRelease = sal_True
);
// late construction
// can be called from within you ctor, to have you're object fully initialized at the moment of
// the call (which would not be the case when calling this ctor)
void Init( OComponentListener* _pListener );
// base for ref-counting, implemented by OComponentAdapter
virtual void SAL_CALL acquire( ) throw () = 0;
virtual void SAL_CALL release( ) throw () = 0;
// helper
/// get the lock count
sal_Int32 locked() const { return m_nLockCount; }
/// dispose the object - stop listening and such
void dispose();
protected:
// XEventListener
virtual void SAL_CALL disposing( const ::com::sun::star::lang::EventObject& Source ) throw( ::com::sun::star::uno::RuntimeException);
};
//=====================================================================
//= OLoadListener
//=====================================================================
class OLoadListener : public OComponentListener
{
friend class OLoadListenerAdapter;
protected:
OLoadListener( ::osl::Mutex& _rMutex ) : OComponentListener( _rMutex ) { }
// XLoadListener equivalents
virtual void _loaded( const ::com::sun::star::lang::EventObject& aEvent ) = 0;
virtual void _unloading( const ::com::sun::star::lang::EventObject& aEvent ) = 0;
virtual void _unloaded( const ::com::sun::star::lang::EventObject& aEvent ) = 0;
virtual void _reloading( const ::com::sun::star::lang::EventObject& aEvent ) = 0;
virtual void _reloaded( const ::com::sun::star::lang::EventObject& aEvent ) = 0;
};
//=====================================================================
//= OLoadListenerAdapter
//=====================================================================
typedef ::cppu::WeakImplHelper1< ::com::sun::star::form::XLoadListener > OLoadListenerAdapter_Base;
class OLoadListenerAdapter
:public OLoadListenerAdapter_Base
,public OComponentAdapterBase
{
protected:
OLoadListener* getLoadListener( ) { return static_cast< OLoadListener* >( getListener() ); }
protected:
virtual void disposing();
virtual void startComponentListening();
public:
OLoadListenerAdapter(
const ::com::sun::star::uno::Reference< ::com::sun::star::form::XLoadable >& _rxLoadable,
sal_Bool _bAutoRelease = sal_True
);
virtual void SAL_CALL acquire( ) throw ();
virtual void SAL_CALL release( ) throw ();
protected:
// XEventListener
virtual void SAL_CALL disposing( const ::com::sun::star::lang::EventObject& _rSource ) throw( ::com::sun::star::uno::RuntimeException);
// XLoadListener
virtual void SAL_CALL loaded( const ::com::sun::star::lang::EventObject& aEvent ) throw (::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL unloading( const ::com::sun::star::lang::EventObject& aEvent ) throw (::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL unloaded( const ::com::sun::star::lang::EventObject& aEvent ) throw (::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL reloading( const ::com::sun::star::lang::EventObject& aEvent ) throw (::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL reloaded( const ::com::sun::star::lang::EventObject& aEvent ) throw (::com::sun::star::uno::RuntimeException);
};
//.........................................................................
} // namespace bib
//.........................................................................
#endif // EXTENSIONS_BIB_LOADLISTENERADAPTER_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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