| /************************************************************** |
| * |
| * 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. |
| * |
| *************************************************************/ |
| |
| |
| |
| // MARKER(update_precomp.py): autogen include statement, do not remove |
| #include "precompiled_unotools.hxx" |
| |
| |
| #include "unotools/accessiblerelationsethelper.hxx" |
| #include <rtl/uuid.h> |
| #include <vector> |
| #include <comphelper/sequence.hxx> |
| |
| using namespace ::utl; |
| using namespace ::rtl; |
| using namespace ::com::sun::star; |
| using namespace ::com::sun::star::accessibility; |
| |
| class AccessibleRelationSetHelperImpl |
| { |
| public: |
| AccessibleRelationSetHelperImpl(); |
| AccessibleRelationSetHelperImpl(const AccessibleRelationSetHelperImpl& rImpl); |
| ~AccessibleRelationSetHelperImpl(); |
| |
| sal_Int32 getRelationCount( ) |
| throw (uno::RuntimeException); |
| AccessibleRelation getRelation( sal_Int32 nIndex ) |
| throw (lang::IndexOutOfBoundsException, |
| uno::RuntimeException); |
| sal_Bool containsRelation( sal_Int16 aRelationType ) |
| throw (uno::RuntimeException); |
| AccessibleRelation getRelationByType( sal_Int16 aRelationType ) |
| throw (uno::RuntimeException); |
| void AddRelation(const AccessibleRelation& rRelation) |
| throw (uno::RuntimeException); |
| |
| private: |
| std::vector<AccessibleRelation> maRelations; |
| }; |
| |
| AccessibleRelationSetHelperImpl::AccessibleRelationSetHelperImpl() |
| { |
| } |
| |
| AccessibleRelationSetHelperImpl::AccessibleRelationSetHelperImpl(const AccessibleRelationSetHelperImpl& rImpl) |
| : maRelations(rImpl.maRelations) |
| { |
| } |
| |
| AccessibleRelationSetHelperImpl::~AccessibleRelationSetHelperImpl() |
| { |
| } |
| |
| sal_Int32 AccessibleRelationSetHelperImpl::getRelationCount( ) |
| throw (uno::RuntimeException) |
| { |
| return maRelations.size(); |
| } |
| |
| AccessibleRelation AccessibleRelationSetHelperImpl::getRelation( sal_Int32 nIndex ) |
| throw (lang::IndexOutOfBoundsException, |
| uno::RuntimeException) |
| { |
| if ((nIndex < 0) || (static_cast<sal_uInt32>(nIndex) >= maRelations.size())) |
| throw lang::IndexOutOfBoundsException(); |
| return maRelations[nIndex]; |
| } |
| |
| sal_Bool AccessibleRelationSetHelperImpl::containsRelation( sal_Int16 aRelationType ) |
| throw (uno::RuntimeException) |
| { |
| AccessibleRelation defaultRelation; // default is INVALID |
| AccessibleRelation relationByType = getRelationByType(aRelationType); |
| return relationByType.RelationType != defaultRelation.RelationType; |
| } |
| |
| AccessibleRelation AccessibleRelationSetHelperImpl::getRelationByType( sal_Int16 aRelationType ) |
| throw (uno::RuntimeException) |
| { |
| sal_Int32 nCount(getRelationCount()); |
| sal_Int32 i(0); |
| sal_Bool bFound(sal_False); |
| while ((i < nCount) && !bFound) |
| { |
| if (maRelations[i].RelationType == aRelationType) |
| return maRelations[i]; |
| else |
| i++; |
| } |
| return AccessibleRelation(); |
| } |
| |
| void AccessibleRelationSetHelperImpl::AddRelation(const AccessibleRelation& rRelation) |
| throw (uno::RuntimeException) |
| { |
| sal_Int32 nCount(getRelationCount()); |
| sal_Int32 i(0); |
| sal_Bool bFound(sal_False); |
| while ((i < nCount) && !bFound) |
| { |
| if (maRelations[i].RelationType == rRelation.RelationType) |
| bFound = sal_True; |
| else |
| i++; |
| } |
| if (bFound) |
| maRelations[i].TargetSet = comphelper::concatSequences(maRelations[i].TargetSet, rRelation.TargetSet); |
| else |
| maRelations.push_back(rRelation); |
| } |
| |
| //===== internal ============================================================ |
| |
| AccessibleRelationSetHelper::AccessibleRelationSetHelper () |
| : mpHelperImpl(NULL) |
| { |
| mpHelperImpl = new AccessibleRelationSetHelperImpl(); |
| } |
| |
| AccessibleRelationSetHelper::AccessibleRelationSetHelper (const AccessibleRelationSetHelper& rHelper) |
| : cppu::WeakImplHelper1<XAccessibleRelationSet>() |
| , mpHelperImpl(NULL) |
| { |
| if (rHelper.mpHelperImpl) |
| mpHelperImpl = new AccessibleRelationSetHelperImpl(*rHelper.mpHelperImpl); |
| else |
| mpHelperImpl = new AccessibleRelationSetHelperImpl(); |
| } |
| |
| AccessibleRelationSetHelper::~AccessibleRelationSetHelper(void) |
| { |
| delete mpHelperImpl; |
| } |
| |
| //===== XAccessibleRelationSet ============================================== |
| |
| /** Returns the number of relations in this relation set. |
| |
| @return |
| Returns the number of relations or zero if there are none. |
| */ |
| sal_Int32 SAL_CALL |
| AccessibleRelationSetHelper::getRelationCount( ) |
| throw (uno::RuntimeException) |
| { |
| ::vos::OGuard aGuard (maMutex); |
| return mpHelperImpl->getRelationCount(); |
| } |
| |
| /** 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. |
| |
| */ |
| AccessibleRelation SAL_CALL |
| AccessibleRelationSetHelper::getRelation( sal_Int32 nIndex ) |
| throw (lang::IndexOutOfBoundsException, |
| uno::RuntimeException) |
| { |
| ::vos::OGuard aGuard (maMutex); |
| return mpHelperImpl->getRelation(nIndex); |
| } |
| |
| /** 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. |
| */ |
| sal_Bool SAL_CALL |
| AccessibleRelationSetHelper::containsRelation( sal_Int16 aRelationType ) |
| throw (uno::RuntimeException) |
| { |
| ::vos::OGuard aGuard (maMutex); |
| return mpHelperImpl->containsRelation(aRelationType); |
| } |
| |
| /** 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. |
| */ |
| AccessibleRelation SAL_CALL |
| AccessibleRelationSetHelper::getRelationByType( sal_Int16 aRelationType ) |
| throw (uno::RuntimeException) |
| { |
| ::vos::OGuard aGuard (maMutex); |
| return mpHelperImpl->getRelationByType(aRelationType); |
| } |
| |
| void AccessibleRelationSetHelper::AddRelation(const AccessibleRelation& rRelation) |
| throw (uno::RuntimeException) |
| { |
| ::vos::OGuard aGuard (maMutex); |
| mpHelperImpl->AddRelation(rRelation); |
| } |
| |
| //===== XTypeProvider ======================================================= |
| |
| uno::Sequence< ::com::sun::star::uno::Type> |
| AccessibleRelationSetHelper::getTypes (void) |
| throw (::com::sun::star::uno::RuntimeException) |
| { |
| ::vos::OGuard aGuard (maMutex); |
| const ::com::sun::star::uno::Type aTypeList[] = { |
| ::getCppuType((const uno::Reference< |
| XAccessibleRelationSet>*)0), |
| ::getCppuType((const uno::Reference< |
| lang::XTypeProvider>*)0) |
| }; |
| ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Type> |
| aTypeSequence (aTypeList, 2); |
| return aTypeSequence; |
| } |
| |
| uno::Sequence<sal_Int8> SAL_CALL |
| AccessibleRelationSetHelper::getImplementationId (void) |
| throw (::com::sun::star::uno::RuntimeException) |
| { |
| ::vos::OGuard aGuard (maMutex); |
| static uno::Sequence<sal_Int8> aId; |
| if (aId.getLength() == 0) |
| { |
| aId.realloc (16); |
| rtl_createUuid ((sal_uInt8 *)aId.getArray(), 0, sal_True); |
| } |
| return aId; |
| } |