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 * Licensed to the Apache Software Foundation (ASF) under one
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 * 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
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#ifndef _CONNECTIVITY_KAB_CONDITION_HXX_
#define _CONNECTIVITY_KAB_CONDITION_HXX_

#ifndef _COMPHELPER_TYPES_H_
#include <comphelper/types.hxx>
#endif
#include <shell/kde_headers.h>
#include <connectivity/dbexception.hxx>

namespace connectivity
{
	namespace kab
	{
// -----------------------------------------------------------------------------
class KabCondition
{
	public:
		virtual ~KabCondition();
		virtual sal_Bool isAlwaysTrue() const = 0;
		virtual sal_Bool isAlwaysFalse() const = 0;
		virtual sal_Bool eval(const ::KABC::Addressee &aAddressee) const = 0;
};
// -----------------------------------------------------------------------------
class KabConditionConstant : public KabCondition
{
	protected:
		sal_Bool m_bValue;

	public:
		KabConditionConstant(const sal_Bool bValue);
		virtual sal_Bool isAlwaysTrue() const;
		virtual sal_Bool isAlwaysFalse() const;
		virtual sal_Bool eval(const ::KABC::Addressee &aAddressee) const;
};
// -----------------------------------------------------------------------------
class KabConditionColumn : public KabCondition
{
	protected:
		sal_Int32 m_nFieldNumber;

		QString value(const ::KABC::Addressee &aAddressee) const;

	public:
		KabConditionColumn(
			const ::rtl::OUString &sColumnName) throw(::com::sun::star::sdbc::SQLException);
		virtual sal_Bool isAlwaysTrue() const;
		virtual sal_Bool isAlwaysFalse() const;
};
// -----------------------------------------------------------------------------
class KabConditionNull : public KabConditionColumn
{
	public:
		KabConditionNull(
			const ::rtl::OUString &sColumnName) throw(::com::sun::star::sdbc::SQLException);
		virtual sal_Bool eval(const ::KABC::Addressee &aAddressee) const;
};
// -----------------------------------------------------------------------------
class KabConditionNotNull : public KabConditionColumn
{
	public:
		KabConditionNotNull(
			const ::rtl::OUString &sColumnName) throw(::com::sun::star::sdbc::SQLException);
		virtual sal_Bool eval(const ::KABC::Addressee &aAddressee) const;
};
// -----------------------------------------------------------------------------
class KabConditionCompare : public KabConditionColumn
{
	protected:
		const ::rtl::OUString m_sMatchString;

	public:
		KabConditionCompare(
			const ::rtl::OUString &sColumnName,
			const ::rtl::OUString &sMatchString) throw(::com::sun::star::sdbc::SQLException);
};
// -----------------------------------------------------------------------------
class KabConditionEqual : public KabConditionCompare
{
	public:
		KabConditionEqual(
			const ::rtl::OUString &sColumnName,
			const ::rtl::OUString &sMatchString) throw(::com::sun::star::sdbc::SQLException);
		virtual sal_Bool eval(const ::KABC::Addressee &aAddressee) const;
};
// -----------------------------------------------------------------------------
class KabConditionDifferent : public KabConditionCompare
{
	public:
		KabConditionDifferent(
			const ::rtl::OUString &sColumnName,
			const ::rtl::OUString &sMatchString) throw(::com::sun::star::sdbc::SQLException);
		virtual sal_Bool eval(const ::KABC::Addressee &aAddressee) const;
};
// -----------------------------------------------------------------------------
class KabConditionSimilar : public KabConditionCompare
{
	public:
		KabConditionSimilar(
			const ::rtl::OUString &sColumnName,
			const ::rtl::OUString &sMatchString) throw(::com::sun::star::sdbc::SQLException);
		virtual sal_Bool eval(const ::KABC::Addressee &aAddressee) const;
};
// -----------------------------------------------------------------------------
class KabConditionBoolean : public KabCondition
{
	protected:
		KabCondition *m_pLeft, *m_pRight;

	public:
		KabConditionBoolean(KabCondition *pLeft, KabCondition *pRight);
		virtual ~KabConditionBoolean();
};
// -----------------------------------------------------------------------------
class KabConditionOr : public KabConditionBoolean
{
	public:
		KabConditionOr(KabCondition *pLeft, KabCondition *pRight);
		virtual sal_Bool isAlwaysTrue() const;
		virtual sal_Bool isAlwaysFalse() const;
		virtual sal_Bool eval(const ::KABC::Addressee &aAddressee) const;
};
// -----------------------------------------------------------------------------
class KabConditionAnd : public KabConditionBoolean
{
	public:
		KabConditionAnd(KabCondition *pLeft, KabCondition *pRight);
		virtual sal_Bool isAlwaysTrue() const;
		virtual sal_Bool isAlwaysFalse() const;
		virtual sal_Bool eval(const ::KABC::Addressee &addressee) const;
};
// -----------------------------------------------------------------------------
	}
}

#endif // _CONNECTIVITY_KAB_CONDITION_HXX_