7b33dbb253
Change-Id: I5399362056276f324fd43eda05d3f606dc6f8c71 Reviewed-on: https://gerrit.libreoffice.org/11011 Reviewed-by: Noel Grandin <noelgrandin@gmail.com> Tested-by: Noel Grandin <noelgrandin@gmail.com>
127 lines
5.3 KiB
C++
127 lines
5.3 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_SVX_SOURCE_INC_FORMFEATUREDISPATCHER_HXX
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#define INCLUDED_SVX_SOURCE_INC_FORMFEATUREDISPATCHER_HXX
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#include <com/sun/star/frame/XDispatch.hpp>
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#include <com/sun/star/lang/DisposedException.hpp>
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#include <com/sun/star/form/runtime/XFormOperations.hpp>
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#include <cppuhelper/implbase1.hxx>
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#include <cppuhelper/interfacecontainer.hxx>
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namespace svx
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{
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typedef ::cppu::WeakImplHelper1 < ::com::sun::star::frame::XDispatch
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> OSingleFeatureDispatcher_Base;
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class OSingleFeatureDispatcher : public OSingleFeatureDispatcher_Base
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{
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private:
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::osl::Mutex& m_rMutex;
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::cppu::OInterfaceContainerHelper m_aStatusListeners;
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::com::sun::star::uno::Reference< ::com::sun::star::form::runtime::XFormOperations >
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m_xFormOperations;
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const ::com::sun::star::util::URL m_aFeatureURL;
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::com::sun::star::uno::Any m_aLastKnownState;
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const sal_Int16 m_nFormFeature;
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bool m_bLastKnownEnabled;
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bool m_bDisposed;
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public:
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/** constructs the dispatcher
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@param _rFeatureURL
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the URL of the feature which this instance is responsible for
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@param _nFeatureId
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the feature which this instance is responsible for
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@param _rController
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the controller which is responsible for providing the state of feature of this instance,
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and for executing it. After disposing the dispatcher instance, the controller will
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not be accessed anymore
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@see dispose
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*/
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OSingleFeatureDispatcher(
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const ::com::sun::star::util::URL& _rFeatureURL,
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const sal_Int16 _nFormFeature,
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const ::com::sun::star::uno::Reference< ::com::sun::star::form::runtime::XFormOperations >& _rxFormOperations,
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::osl::Mutex& _rMutex
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);
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/** notifies all our listeners of the current state
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*/
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void updateAllListeners();
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protected:
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// XDispatch
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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, std::exception) SAL_OVERRIDE;
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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, std::exception) SAL_OVERRIDE;
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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, std::exception) SAL_OVERRIDE;
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protected:
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/** notifies our current state to one or all listeners
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@param _rxListener
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the listener to notify. May be NULL, in this case all our listeners will be
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notified with the current state
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@param _rFreeForNotification
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a guard which currently locks our mutex, and which is to be cleared
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for actually doing the notification(s)
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*/
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void notifyStatus(
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const ::com::sun::star::uno::Reference< ::com::sun::star::frame::XStatusListener >& _rxListener,
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::osl::ClearableMutexGuard& _rFreeForNotification
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);
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private:
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/** checks whether our instance is alive
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If the instance already received a <member>dispose</member> call, then a
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<type scope="com::sun::star::lang">DisposedException</type> is thrown.
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@precond
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our Mutex is locked - else calling the method would not make sense, since
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its result could be out-of-date as soon as it's returned to the caller.
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*/
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void checkAlive() const;
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/** retrieves the current status of our feature, in a format which can be used
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for UNO notifications
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@precond
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our mutex is locked
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*/
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void getUnoState( ::com::sun::star::frame::FeatureStateEvent& /* [out] */ _rState ) const;
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};
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} // namespace svx
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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