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+/* -*- 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 .
+ */
+
+#ifndef INCLUDED_DBACCESS_SOURCE_UI_DLG_OPTIONALBOOLITEM_HXX
+#define INCLUDED_DBACCESS_SOURCE_UI_DLG_OPTIONALBOOLITEM_HXX
+
+#include <svl/poolitem.hxx>
+
+#include <optional>
+
+namespace dbaui
+{
+
+ // OptionalBoolItem
+ class OptionalBoolItem : public SfxPoolItem
+ {
+ ::std::optional< bool > m_aValue;
+
+ public:
+ explicit OptionalBoolItem( sal_uInt16 nWhich );
+
+ virtual bool operator==( const SfxPoolItem& _rItem ) const override;
+ virtual OptionalBoolItem* Clone( SfxItemPool* _pPool = nullptr ) const override;
+
+ bool HasValue() const { return !!m_aValue; }
+ void ClearValue() { m_aValue.reset(); }
+ bool GetValue() const { return *m_aValue; }
+ void SetValue(bool _bValue) { m_aValue = _bValue; }
+
+ const ::std::optional< bool >&
+ GetFullValue() const { return m_aValue; }
+ };
+
+} // namespace dbaui
+
+#endif // INCLUDED_DBACCESS_SOURCE_UI_DLG_OPTIONALBOOLITEM_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */