54cbe94580
Change-Id: Iae7a028d2845d8b0bef2aefdce2ae00fa7f5660f Reviewed-on: https://gerrit.libreoffice.org/c/core/+/102110 Tested-by: Jenkins Reviewed-by: Arnaud Versini <arnaud.versini@libreoffice.org>
142 lines
4.9 KiB
C++
142 lines
4.9 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_UNOTOOLS_ACCESSIBLESTATESETHELPER_HXX
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#define INCLUDED_UNOTOOLS_ACCESSIBLESTATESETHELPER_HXX
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#include <unotools/unotoolsdllapi.h>
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#include <com/sun/star/accessibility/XAccessibleStateSet.hpp>
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#include <osl/mutex.hxx>
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#include <cppuhelper/implbase.hxx>
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#include <memory>
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//= XAccessibleStateSet helper classes
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//... namespace utl .......................................................
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namespace utl
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{
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/** @descr
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This base class provides an implementation of the
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<code>AccessibleStateSet</code> service.
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*/
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class UNOTOOLS_DLLPUBLIC AccessibleStateSetHelper final
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: public cppu::WeakImplHelper< css::accessibility::XAccessibleStateSet >
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{
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public:
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//===== internal ========================================================
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AccessibleStateSetHelper ();
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/** constructs an object with some states initially set
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<p>This ctor is compatible with
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<method scope="comphelper">OAccessibleImplementationAccess::implGetForeignControlledStates</method></p>
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@param _nInitialStates
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is a bit mask. Every bit 2^n means that the state number n (as got from the
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AccessibleStateType constants) should be set initially.
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*/
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AccessibleStateSetHelper ( const sal_Int64 _nInitialStates );
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AccessibleStateSetHelper ( const AccessibleStateSetHelper& rHelper );
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private:
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virtual ~AccessibleStateSetHelper() override;
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public:
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//===== XAccessibleStateSet ==============================================
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/** Checks whether the current state set is empty.
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@return
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Returns <TRUE/> if there is no state in this state set and
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<FALSE/> if there is at least one state set in it.
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*/
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virtual sal_Bool SAL_CALL isEmpty () override;
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/** Checks if the given state is a member of the state set of this
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object.
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@param aState
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The state for which to check membership. This has to be one of
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the constants of AccessibleStateType.
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@return
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Returns <TRUE/> if the given state is a member of this object's
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state set and <FALSE/> otherwise.
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*/
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virtual sal_Bool SAL_CALL contains (sal_Int16 aState) override;
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/** Checks if all of the given states are in this object's state
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set.
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@param aStateSet
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This sequence of states is interpreted as set and every of its
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members, duplicates are ignored, is checked for membership in
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this object's state set. Each state has to be one of the
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constants of AccessibleStateType.
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@return
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Returns <TRUE/> if all states of the given state set are members
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of this object's state set. <FALSE/> is returned if at least
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one of the states in the given state is not a member of this
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object's state set.
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*/
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virtual sal_Bool SAL_CALL containsAll (
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const css::uno::Sequence<sal_Int16>& rStateSet) override;
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/** Returns a sequence of all states.
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*/
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virtual css::uno::Sequence<sal_Int16> SAL_CALL getStates() override;
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/** Adds a state to the set.
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@throws css::uno::RuntimeException
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*/
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void AddState(sal_Int16 aState);
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/** Removes a state from the set if the set contains the state, otherwise nothing is done.
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@throws css::uno::RuntimeException
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*/
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void RemoveState(sal_Int16 aState);
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//===== XTypeProvider ===================================================
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/** Returns a sequence of all supported interfaces.
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*/
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virtual css::uno::Sequence< css::uno::Type> SAL_CALL
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getTypes() override;
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/** Returns an implementation id.
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*/
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virtual css::uno::Sequence<sal_Int8> SAL_CALL
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getImplementationId() override;
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private:
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/// Mutex guarding this object.
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::osl::Mutex maMutex;
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/// The implementation of this helper interface.
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sal_uInt64 maStates;
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};
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}
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//... namespace utl .......................................................
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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