| /************************************************************** |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the 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 |