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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /reportdesign/inc/conditionalexpression.hxx
parentInitial commit. (diff)
downloadlibreoffice-upstream.tar.xz
libreoffice-upstream.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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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_REPORTDESIGN_INC_CONDITIONALEXPRESSION_HXX
+#define INCLUDED_REPORTDESIGN_INC_CONDITIONALEXPRESSION_HXX
+
+#include "dllapi.h"
+
+#include <rtl/ustring.hxx>
+#include <map>
+#include <memory>
+
+namespace rptui
+{
+
+
+ // = ConditionalExpression
+
+ class REPORTDESIGN_DLLPUBLIC ConditionalExpression
+ {
+ private:
+ const OUString m_sPattern;
+
+ public:
+ ConditionalExpression( const char* _pAsciiPattern );
+
+ /** assembles an expression string from a field data source, and one or two operands
+ */
+ OUString assembleExpression( const OUString& _rFieldDataSource, const OUString& _rLHS, const OUString& _rRHS ) const;
+
+ /** matches the given expression string to the expression pattern represented by the object
+ @param _rExpression
+ the expression to match
+ @param _rFieldDataSource
+ the field data source
+ @param _out_rLHS
+ output parameter taking the left hand side operand, if successful
+ @param _out_rRHS
+ output parameter taking the right hand side operand, if successful
+ @return
+ <TRUE/> if and only if the expression string could be successfully matched to
+ the pattern.
+ */
+ bool matchExpression( const OUString& _rExpression, const OUString& _rFieldDataSource, OUString& _out_rLHS, OUString& _out_rRHS ) const;
+ };
+
+
+ //= ConditionType
+
+ enum ConditionType
+ {
+ eFieldValueComparison = 0,
+ eExpression = 1
+ };
+
+
+ //= ComparisonOperation
+
+ enum ComparisonOperation
+ {
+ eBetween = 0,
+ eNotBetween = 1,
+ eEqualTo = 2,
+ eNotEqualTo = 3,
+ eGreaterThan = 4,
+ eLessThan = 5,
+ eGreaterOrEqual = 6,
+ eLessOrEqual = 7
+ };
+
+ typedef std::shared_ptr< ConditionalExpression > PConditionalExpression;
+ typedef ::std::map< ComparisonOperation, PConditionalExpression > ConditionalExpressions;
+
+
+ // = ConditionalExpressionFactory
+
+ class REPORTDESIGN_DLLPUBLIC ConditionalExpressionFactory
+ {
+ public:
+ /// fills the given map with all ConditionalExpressions which we know
+ static size_t getKnownConditionalExpressions( ConditionalExpressions& _out_rCondExp );
+
+ private:
+ ConditionalExpressionFactory( const ConditionalExpressionFactory& ) = delete;
+ ConditionalExpressionFactory& operator=( const ConditionalExpressionFactory& ) = delete;
+ };
+
+} // namespace rptui
+
+
+#endif // INCLUDED_REPORTDESIGN_INC_CONDITIONALEXPRESSION_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */