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Diffstat (limited to 'unotools/inc/unotools/accessiblerelationsethelper.hxx')
| -rw-r--r-- | unotools/inc/unotools/accessiblerelationsethelper.hxx | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/unotools/inc/unotools/accessiblerelationsethelper.hxx b/unotools/inc/unotools/accessiblerelationsethelper.hxx new file mode 100644 index 000000000000..ba853381329f --- /dev/null +++ b/unotools/inc/unotools/accessiblerelationsethelper.hxx @@ -0,0 +1,161 @@ +/************************************************************************* + * + * 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 _UTL_ACCESSIBLERELATIONSETHELPER_HXX_ +#define _UTL_ACCESSIBLERELATIONSETHELPER_HXX_ + +#include "unotools/unotoolsdllapi.h" + +#ifndef _COM_SUN_STAR_ACCESSIBILITY_XACCESSIBLESSTATESET_HPP_ +#include <com/sun/star/accessibility/XAccessibleRelationSet.hpp> +#endif +#include <com/sun/star/uno/Reference.hxx> +#include <cppuhelper/weak.hxx> +#include <com/sun/star/lang/XServiceInfo.hpp> +#include <com/sun/star/lang/XTypeProvider.hpp> +#include <com/sun/star/lang/XServiceName.hpp> +#include <vos/mutex.hxx> +#include <cppuhelper/implbase1.hxx> +#include <comphelper/servicehelper.hxx> + +class AccessibleRelationSetHelperImpl; + +//========================================================================= +//= XAccessibleRelationSet helper classes +//========================================================================= + +//... namespace utl ....................................................... +namespace utl +{ +//......................................................................... + +/** @descr + This base class provides an implementation of the + <code>AccessibleRelationSet</code> service. +*/ +class UNOTOOLS_DLLPUBLIC AccessibleRelationSetHelper + : public cppu::WeakImplHelper1< + ::com::sun::star::accessibility::XAccessibleRelationSet + > +{ +public: + //===== internal ======================================================== + AccessibleRelationSetHelper (); + AccessibleRelationSetHelper (const AccessibleRelationSetHelper& rHelper); +protected: + virtual ~AccessibleRelationSetHelper (void); +public: + + //===== XAccessibleRelationSet ========================================== + + /** Returns the number of relations in this relation set. + + @return + Returns the number of relations or zero if there are none. + */ + virtual sal_Int32 SAL_CALL getRelationCount( ) + throw (::com::sun::star::uno::RuntimeException); + + /** Returns the relation of this relation set that is specified by + the given index. + + @param nIndex + This index specifies the relatio to return. + + @return + For a valid index, i.e. inside the range 0 to the number of + relations minus one, the returned value is the requested + relation. If the index is invalid then the returned relation + has the type INVALID. + + */ + virtual ::com::sun::star::accessibility::AccessibleRelation SAL_CALL + getRelation( sal_Int32 nIndex ) + throw (::com::sun::star::lang::IndexOutOfBoundsException, + ::com::sun::star::uno::RuntimeException); + + /** Tests whether the relation set contains a relation matching the + specified key. + + @param aRelationType + The type of relation to look for in this set of relations. This + has to be one of the constants of + <type>AccessibleRelationType</type>. + + @return + Returns <TRUE/> if there is a (at least one) relation of the + given type and <FALSE/> if there is no such relation in the set. + */ + virtual sal_Bool SAL_CALL containsRelation( sal_Int16 aRelationType ) + throw (::com::sun::star::uno::RuntimeException); + + /** Retrieve and return the relation with the given relation type. + + @param aRelationType + The type of the relation to return. This has to be one of the + constants of <type>AccessibleRelationType</type>. + + @return + If a relation with the given type could be found than (a copy + of) this relation is returned. Otherwise a relation with the + type INVALID is returned. + */ + virtual ::com::sun::star::accessibility::AccessibleRelation SAL_CALL + getRelationByType( sal_Int16 aRelationType ) + throw (::com::sun::star::uno::RuntimeException); + + void AddRelation( + const ::com::sun::star::accessibility::AccessibleRelation& rRelation) + throw (::com::sun::star::uno::RuntimeException); + + //===== XTypeProvider =================================================== + + /** Returns a sequence of all supported interfaces. + */ + virtual ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Type> SAL_CALL + getTypes (void) + throw (::com::sun::star::uno::RuntimeException); + + /** Returns a implementation id. + */ + virtual ::com::sun::star::uno::Sequence<sal_Int8> SAL_CALL + getImplementationId (void) + throw (::com::sun::star::uno::RuntimeException); + +protected: + /// Mutex guarding this object. + ::vos::OMutex maMutex; + +private: + /// The implementation of this helper interface. + AccessibleRelationSetHelperImpl* mpHelperImpl; +}; + +//......................................................................... +} +//... namespace utl ....................................................... +#endif |