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-rw-r--r--unotools/source/accessibility/accessiblerelationsethelper.cxx170
-rw-r--r--unotools/source/accessibility/accessiblestatesethelper.cxx170
2 files changed, 340 insertions, 0 deletions
diff --git a/unotools/source/accessibility/accessiblerelationsethelper.cxx b/unotools/source/accessibility/accessiblerelationsethelper.cxx
new file mode 100644
index 000000000..323b12c53
--- /dev/null
+++ b/unotools/source/accessibility/accessiblerelationsethelper.cxx
@@ -0,0 +1,170 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * 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 .
+ */
+
+#include <sal/config.h>
+
+#include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
+#include <o3tl/safeint.hxx>
+#include <unotools/accessiblerelationsethelper.hxx>
+#include <comphelper/sequence.hxx>
+
+using namespace ::utl;
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::accessibility;
+
+namespace
+{
+ AccessibleRelation lcl_getRelationByType( std::vector<AccessibleRelation>& raRelations, sal_Int16 aRelationType )
+ {
+ for (const auto& aRelation: raRelations)
+ {
+ if (aRelation.RelationType == aRelationType)
+ return aRelation;
+ }
+ return AccessibleRelation();
+ }
+}
+//===== internal ============================================================
+
+AccessibleRelationSetHelper::AccessibleRelationSetHelper ()
+{
+}
+
+AccessibleRelationSetHelper::AccessibleRelationSetHelper (const AccessibleRelationSetHelper& rHelper)
+ : cppu::WeakImplHelper<XAccessibleRelationSet>(rHelper),
+ maRelations(rHelper.maRelations)
+{
+}
+
+AccessibleRelationSetHelper::~AccessibleRelationSetHelper()
+{
+}
+
+//===== 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( )
+{
+ std::scoped_lock aGuard (maMutex);
+
+ return maRelations.size();
+}
+
+ /** 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 )
+{
+ std::scoped_lock aGuard (maMutex);
+
+ if ((nIndex < 0) || (o3tl::make_unsigned(nIndex) >= maRelations.size()))
+ throw lang::IndexOutOfBoundsException();
+
+ return maRelations[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 )
+{
+ std::scoped_lock aGuard (maMutex);
+
+ AccessibleRelation defaultRelation; // default is INVALID
+ AccessibleRelation relationByType = lcl_getRelationByType(maRelations, aRelationType);
+ return relationByType.RelationType != defaultRelation.RelationType;
+}
+
+ /** 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 )
+{
+ std::scoped_lock aGuard (maMutex);
+
+ return lcl_getRelationByType(maRelations, aRelationType);
+}
+
+void AccessibleRelationSetHelper::AddRelation(const AccessibleRelation& rRelation)
+{
+ std::scoped_lock aGuard (maMutex);
+
+ for (auto& aRelation: maRelations)
+ {
+ if (aRelation.RelationType == rRelation.RelationType)
+ {
+ aRelation.TargetSet = comphelper::concatSequences(aRelation.TargetSet, rRelation.TargetSet);
+ return;
+ }
+ }
+ maRelations.push_back(rRelation);
+}
+
+//===== XTypeProvider =======================================================
+
+uno::Sequence< css::uno::Type> AccessibleRelationSetHelper::getTypes()
+{
+ static const uno::Sequence< css::uno::Type> aTypes {
+ cppu::UnoType<XAccessibleRelationSet>::get(),
+ cppu::UnoType<lang::XTypeProvider>::get()
+ };
+ return aTypes;
+}
+
+uno::Sequence<sal_Int8> SAL_CALL AccessibleRelationSetHelper::getImplementationId()
+{
+ return css::uno::Sequence<sal_Int8>();
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/unotools/source/accessibility/accessiblestatesethelper.cxx b/unotools/source/accessibility/accessiblestatesethelper.cxx
new file mode 100644
index 000000000..1c3ccc8ff
--- /dev/null
+++ b/unotools/source/accessibility/accessiblestatesethelper.cxx
@@ -0,0 +1,170 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * 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 .
+ */
+
+#include <unotools/accessiblestatesethelper.hxx>
+#include <tools/debug.hxx>
+
+// defines how many states the bitfield can contain
+// it has the size of 64 because I use a uInt64
+#define BITFIELDSIZE 64
+
+using namespace ::utl;
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::accessibility;
+
+namespace
+{
+ bool lcl_contains(sal_uInt64 aStates, sal_uInt64 aState)
+ {
+ DBG_ASSERT(aState < BITFIELDSIZE, "the statesset is too small");
+ sal_uInt64 aTempBitSet(1);
+ aTempBitSet <<= aState;
+ return ((aTempBitSet & aStates) != 0);
+ }
+}
+//===== internal ============================================================
+
+AccessibleStateSetHelper::AccessibleStateSetHelper ()
+ : maStates(0)
+{
+}
+
+AccessibleStateSetHelper::AccessibleStateSetHelper ( const sal_Int64 _nInitialStates )
+ : maStates(_nInitialStates)
+{
+}
+
+AccessibleStateSetHelper::AccessibleStateSetHelper (const AccessibleStateSetHelper& rHelper)
+ : cppu::WeakImplHelper<XAccessibleStateSet>(rHelper),
+ maStates(rHelper.maStates)
+{
+}
+
+AccessibleStateSetHelper::~AccessibleStateSetHelper()
+{
+}
+
+//===== XAccessibleStateSet ==============================================
+
+ /** Checks whether the current state set is empty.
+
+ @return
+ Returns <TRUE/> if there is no state in this state set and
+ <FALSE/> if there is at least one state set in it.
+ */
+sal_Bool SAL_CALL AccessibleStateSetHelper::isEmpty ()
+{
+ std::scoped_lock aGuard (maMutex);
+ return maStates == 0;
+}
+
+ /** Checks if the given state is a member of the state set of this
+ object.
+
+ @param aState
+ The state for which to check membership. This has to be one of
+ the constants of <type>AccessibleStateType</type>.
+
+ @return
+ Returns <TRUE/> if the given state is a member of this object's
+ state set and <FALSE/> otherwise.
+ */
+sal_Bool SAL_CALL AccessibleStateSetHelper::contains (sal_Int16 aState)
+{
+ std::scoped_lock aGuard (maMutex);
+
+ return lcl_contains(maStates, aState);
+}
+
+ /** Checks if all of the given states are in this object's state
+ set.
+
+ @param aStateSet
+ This sequence of states is interpreted as set and every of its
+ members, duplicates are ignored, is checked for membership in
+ this object's state set. Each state has to be one of the
+ constants of <type>AccessibleStateType</type>.
+
+ @return
+ Returns <TRUE/> if all states of the given state set are members
+ of this object's state set. <FALSE/> is returned if at least
+ one of the states in the given state is not a member of this
+ object's state set.
+ */
+sal_Bool SAL_CALL AccessibleStateSetHelper::containsAll
+ (const uno::Sequence<sal_Int16>& rStateSet)
+{
+ std::scoped_lock aGuard (maMutex);
+ return std::all_of(rStateSet.begin(), rStateSet.end(),
+ [this](const sal_Int16 nState) { return lcl_contains(maStates, nState); });
+}
+
+uno::Sequence<sal_Int16> SAL_CALL AccessibleStateSetHelper::getStates()
+{
+ std::scoped_lock aGuard(maMutex);
+ uno::Sequence<sal_Int16> aRet(BITFIELDSIZE);
+ sal_Int16* pSeq = aRet.getArray();
+ sal_Int16 nStateCount(0);
+ for (sal_Int16 i = 0; i < BITFIELDSIZE; ++i)
+ if (lcl_contains(maStates, i))
+ {
+ *pSeq = i;
+ ++pSeq;
+ ++nStateCount;
+ }
+ aRet.realloc(nStateCount);
+ return aRet;
+}
+
+void AccessibleStateSetHelper::AddState(sal_Int16 aState)
+{
+ std::scoped_lock aGuard (maMutex);
+ DBG_ASSERT(aState < BITFIELDSIZE, "the statesset is too small");
+ sal_uInt64 aTempBitSet(1);
+ aTempBitSet <<= aState;
+ maStates |= aTempBitSet;
+}
+
+void AccessibleStateSetHelper::RemoveState(sal_Int16 aState)
+{
+ std::scoped_lock aGuard (maMutex);
+ DBG_ASSERT(aState < BITFIELDSIZE, "the statesset is too small");
+ sal_uInt64 aTempBitSet(1);
+ aTempBitSet <<= aState;
+ aTempBitSet = ~aTempBitSet;
+ maStates &= aTempBitSet;
+}
+
+//===== XTypeProvider =======================================================
+
+uno::Sequence< css::uno::Type> AccessibleStateSetHelper::getTypes()
+{
+ css::uno::Sequence< css::uno::Type> aTypeSequence {
+ cppu::UnoType<XAccessibleStateSet>::get(),
+ cppu::UnoType<lang::XTypeProvider>::get()
+ };
+ return aTypeSequence;
+}
+
+uno::Sequence<sal_Int8> SAL_CALL AccessibleStateSetHelper::getImplementationId()
+{
+ return css::uno::Sequence<sal_Int8>();
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */