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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 SVX_FMDISPATCH_HXX
#define SVX_FMDISPATCH_HXX
#include <com/sun/star/frame/XDispatch.hpp>
#include <com/sun/star/lang/DisposedException.hpp>
#include <com/sun/star/form/runtime/XFormOperations.hpp>
#include <cppuhelper/implbase1.hxx>
#include <cppuhelper/interfacecontainer.hxx>
//........................................................................
namespace svx
{
//........................................................................
//====================================================================
//= OSingleFeatureDispatcher
//====================================================================
typedef ::cppu::WeakImplHelper1 < ::com::sun::star::frame::XDispatch
> OSingleFeatureDispatcher_Base;
class OSingleFeatureDispatcher : public OSingleFeatureDispatcher_Base
{
private:
::osl::Mutex& m_rMutex;
::cppu::OInterfaceContainerHelper m_aStatusListeners;
::com::sun::star::uno::Reference< ::com::sun::star::form::runtime::XFormOperations >
m_xFormOperations;
const ::com::sun::star::util::URL m_aFeatureURL;
::com::sun::star::uno::Any m_aLastKnownState;
const sal_Int16 m_nFormFeature;
sal_Bool m_bLastKnownEnabled;
sal_Bool m_bDisposed;
public:
/** constructs the dispatcher
@param _rFeatureURL
the URL of the feature which this instance is responsible for
@param _nFeatureId
the feature which this instance is responsible for
@param _rController
the controller which is responsible for providing the state of feature of this instance,
and for executing it. After disposing the dispatcher instance, the controller will
not be accessed anymore
@see dispose
*/
OSingleFeatureDispatcher(
const ::com::sun::star::util::URL& _rFeatureURL,
const sal_Int16 _nFormFeature,
const ::com::sun::star::uno::Reference< ::com::sun::star::form::runtime::XFormOperations >& _rxFormOperations,
::osl::Mutex& _rMutex
);
/** notifies all our listeners of the current state
*/
void updateAllListeners();
protected:
// XDispatch
virtual void SAL_CALL dispatch( const ::com::sun::star::util::URL& _rURL, const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >& _rArguments ) throw (::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL addStatusListener( const ::com::sun::star::uno::Reference< ::com::sun::star::frame::XStatusListener >& _rxControl, const ::com::sun::star::util::URL& _rURL ) throw (::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL removeStatusListener( const ::com::sun::star::uno::Reference< ::com::sun::star::frame::XStatusListener >& _rxControl, const ::com::sun::star::util::URL& _rURL ) throw (::com::sun::star::uno::RuntimeException);
protected:
/** notifies our current state to one or all listeners
@param _rxListener
the listener to notify. May be NULL, in this case all our listeners will be
notified with the current state
@param _rFreeForNotification
a guard which currently locks our mutex, and which is to be cleared
for actually doing the notification(s)
*/
void notifyStatus(
const ::com::sun::star::uno::Reference< ::com::sun::star::frame::XStatusListener >& _rxListener,
::osl::ClearableMutexGuard& _rFreeForNotification
);
private:
/** checks whether our instance is alive
If the instance already received a <member>dispose</member> call, then a
<type scope="com::sun::star::lang">DisposedException</type> is thrown.
@precond
our Mutex is locked - else calling the method would not make sense, since
it's result could be out-of-date as soon as it's returned to the caller.
*/
void checkAlive() const SAL_THROW((::com::sun::star::lang::DisposedException));
/** retrieves the current status of our feature, in a format which can be used
for UNO notifications
@precond
our mutex is locked
*/
void getUnoState( ::com::sun::star::frame::FeatureStateEvent& /* [out] */ _rState ) const;
};
//........................................................................
} // namespace svx
//........................................................................
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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