/* -*- 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 INCLUDED_SVX_SOURCE_INC_FORMFEATUREDISPATCHER_HXX
#define INCLUDED_SVX_SOURCE_INC_FORMFEATUREDISPATCHER_HXX
#include <com/sun/star/frame/XDispatch.hpp>
#include <com/sun/star/form/runtime/XFormOperations.hpp>
#include <cppuhelper/implbase.hxx>
#include <comphelper/interfacecontainer3.hxx>
namespace svx
{
typedef ::cppu::WeakImplHelper < css::frame::XDispatch
> OSingleFeatureDispatcher_Base;
class OSingleFeatureDispatcher final : public OSingleFeatureDispatcher_Base
{
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(
css::util::URL _aFeatureURL,
const sal_Int16 _nFormFeature,
const css::uno::Reference< css::form::runtime::XFormOperations >& _rxFormOperations,
::osl::Mutex& _rMutex
);
/** notifies all our listeners of the current state
*/
void updateAllListeners();
private :
// XDispatch
virtual void SAL_CALL dispatch( const css::util::URL& _rURL, const css::uno::Sequence< css::beans::PropertyValue >& _rArguments ) override;
virtual void SAL_CALL addStatusListener( const css::uno::Reference< css::frame::XStatusListener >& _rxControl, const css::util::URL& _rURL ) override;
virtual void SAL_CALL removeStatusListener( const css::uno::Reference< css::frame::XStatusListener >& _rxControl, const css::util::URL& _rURL ) override;
/** 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 css::uno::Reference< css::frame::XStatusListener >& _rxListener,
::osl::ClearableMutexGuard& _rFreeForNotification
);
/** retrieves the current status of our feature, in a format which can be used
for UNO notifications
@ precond
our mutex is locked
*/
void getUnoState( css::frame::FeatureStateEvent& /* [out] */ _rState ) const;
::osl::Mutex& m_rMutex;
::comphelper::OInterfaceContainerHelper3<css::frame::XStatusListener> m_aStatusListeners;
css::uno::Reference< css::form::runtime::XFormOperations >
m_xFormOperations;
const css::util::URL m_aFeatureURL;
css::uno::Any m_aLastKnownState;
const sal_Int16 m_nFormFeature;
bool m_bLastKnownEnabled;
};
}
#endif
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