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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef FORMS_SOURCE_INC_LISTENERCONTAINERS_HXX
#define FORMS_SOURCE_INC_LISTENERCONTAINERS_HXX
/** === begin UNO includes === **/
#include <com/sun/star/form/XResetListener.hpp>
/** === end UNO includes === **/
#include <comphelper/listenernotification.hxx>
#include <cppuhelper/weak.hxx>
//........................................................................
namespace frm
{
//........................................................................
//=====================================================================
//= EventListeners
//=====================================================================
template < class LISTENER >
class EventListeners : public ::comphelper::OListenerContainerBase< LISTENER, ::com::sun::star::lang::EventObject >
{
public:
typedef LISTENER ListenerClass;
typedef ::com::sun::star::lang::EventObject EventClass;
typedef ::comphelper::OListenerContainerBase< ListenerClass, EventClass >
EventListeners_Base;
private:
::cppu::OWeakObject& m_rInstigator;
protected:
::cppu::OWeakObject& getInstigator() { return m_rInstigator; }
protected:
inline EventListeners( ::cppu::OWeakObject& _rInstigator, ::osl::Mutex& _rMutex )
:EventListeners_Base( _rMutex )
,m_rInstigator( _rInstigator )
{
}
// still waiting to be overwritten
virtual bool implTypedNotify(
const ::com::sun::star::uno::Reference< ListenerClass >& _rxListener,
const EventClass& _rEvent
) SAL_THROW( ( ::com::sun::star::uno::Exception ) ) = 0;
public:
inline bool notify()
{
::com::sun::star::lang::EventObject aEvent( m_rInstigator );
return EventListeners_Base::notify( aEvent );
}
inline void disposing()
{
::com::sun::star::lang::EventObject aEvent( m_rInstigator );
EventListeners_Base::disposing( aEvent );
}
protected:
using EventListeners_Base::notify;
using EventListeners_Base::disposing;
};
//=====================================================================
//= ResetListeners
//=====================================================================
typedef EventListeners < ::com::sun::star::form::XResetListener
> ResetListeners_Base;
class ResetListeners : public ResetListeners_Base
{
private:
enum NotificationType
{
eApproval,
eFinal
};
NotificationType m_eCurrentNotificationType;
public:
inline ResetListeners( ::cppu::OWeakObject& _rInstigator, ::osl::Mutex& _rMutex )
:ResetListeners_Base( _rInstigator, _rMutex )
,m_eCurrentNotificationType( eApproval )
{
}
/** see whether all our listeners approve the reset
*/
sal_Bool approveReset()
{
m_eCurrentNotificationType = eApproval;
return notify();
}
/** tell all our listeners that the reset happened
*/
void resetted()
{
m_eCurrentNotificationType = eFinal;
notify();
}
protected:
virtual bool implTypedNotify(
const ::com::sun::star::uno::Reference< ::com::sun::star::form::XResetListener >& _rxListener,
const ::com::sun::star::lang::EventObject& _rEvent
) SAL_THROW( ( ::com::sun::star::uno::Exception ) );
};
//........................................................................
} // namespace frm
//........................................................................
#endif // FORMS_SOURCE_INC_LISTENERCONTAINERS_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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