Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 153 insertions, 0 deletions

diff --git a/sw/inc/cellfml.hxx b/sw/inc/cellfml.hxx
new file mode 100644
index 000000000..6f90bca53
--- /dev/null
+++ b/sw/inc/cellfml.hxx
@@ -0,0 +1,153 @@
+/* -*- 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_SW_INC_CELLFML_HXX
+#define INCLUDED_SW_INC_CELLFML_HXX
+
+#include "swdllapi.h"
+
+#include <memory>
+#include <rtl/ustrbuf.hxx>
+#include <rtl/ustring.hxx>
+
+class SwTable;
+class SwNode;
+class SwTableSortBoxes;
+class SwSelBoxes;
+class SwCalc;
+class SwTableBox;
+class SwTableFormulaUpdate;
+class SwDoc;
+class SwRootFrame;
+
+class SwTableCalcPara
+{
+    const SwTableBox* m_pLastTableBox;
+    sal_uInt16 m_nStackCount, m_nMaxSize;
+
+public:
+    SwRootFrame const*const m_pLayout; ///< layout to access text field results
+    std::unique_ptr<SwTableSortBoxes> m_pBoxStack;  ///< stack for recognizing recursion
+    SwCalc& m_rCalc;              ///< current Calculator
+    const SwTable* m_pTable;        ///< current table
+
+    SwTableCalcPara(SwCalc& rCalculator, const SwTable& rTable, SwRootFrame const* pLayout);
+    ~SwTableCalcPara();
+
+    bool CalcWithStackOverflow();
+    bool IsStackOverflow() const        { return m_nMaxSize == m_nStackCount; }
+    bool IncStackCnt()                  { return m_nMaxSize == ++m_nStackCount; }
+    void DecStackCnt()                  { if( m_nStackCount ) --m_nStackCount; }
+    void SetLastTableBox( const SwTableBox* pBox )    { m_pLastTableBox = pBox; }
+};
+
+class SW_DLLPUBLIC SwTableFormula
+{
+typedef void (SwTableFormula::*FnScanFormula)( const SwTable&, OUStringBuffer&,
+                                                OUString&, OUString*, void* ) const;
+
+    void BoxNmsToPtr( const SwTable&, OUStringBuffer&, OUString&, OUString*,
+                        void* pPara ) const;
+    void PtrToBoxNms( const SwTable&, OUStringBuffer&, OUString&, OUString*,
+                        void* pPara ) const;
+    void RelNmsToBoxNms( const SwTable&, OUStringBuffer&, OUString&, OUString*,
+                        void* pPara ) const;
+    void RelBoxNmsToPtr( const SwTable&, OUStringBuffer&, OUString&, OUString*,
+                        void* pPara ) const;
+    void BoxNmsToRelNm( const SwTable&, OUStringBuffer&, OUString&, OUString*,
+                        void* pPara ) const;
+    void MakeFormula_( const SwTable&, OUStringBuffer&, OUString&, OUString*,
+                        void* pPara ) const;
+    void GetFormulaBoxes( const SwTable&, OUStringBuffer&, OUString&, OUString*,
+                        void* pPara ) const;
+    void HasValidBoxes_( const SwTable&, OUStringBuffer&, OUString&, OUString*,
+                        void* pPara ) const;
+    void SplitMergeBoxNm_( const SwTable&, OUStringBuffer&, OUString&, OUString*,
+                        void* pPara ) const;
+
+    static void GetBoxes( const SwTableBox& rStt, const SwTableBox& rEnd,
+                    SwSelBoxes& rBoxes );
+    OUString ScanString( FnScanFormula fnFormula, const SwTable& rTable,
+                        void*) const;
+
+    static const SwTable* FindTable( SwDoc& rDoc, std::u16string_view rNm );
+
+protected:
+    enum NameType { EXTRNL_NAME, INTRNL_NAME, REL_NAME };
+
+    OUString    m_sFormula;         ///< current formula
+    NameType    m_eNmType;          ///< current display method
+    bool        m_bValidValue;      ///< true: recalculate formula
+
+    // find the node in which the formula is located
+    //  TextField   -> TextNode,
+    //  BoxAttribut -> BoxStartNode
+    // !!! every derived class must override this !!!
+    virtual const SwNode* GetNodeOfFormula() const = 0;
+
+    SwTableFormula( const OUString& rFormula );
+
+    OUString MakeFormula( SwTableCalcPara& rCalcPara ) const
+    {
+        return ScanString( &SwTableFormula::MakeFormula_,
+                            *rCalcPara.m_pTable, &rCalcPara );
+    }
+
+    static sal_uInt16 GetLnPosInTable( const SwTable& rTable, const SwTableBox* pBox );
+
+public:
+
+    virtual ~SwTableFormula();
+
+    SwTableFormula(SwTableFormula const &) = default;
+    SwTableFormula(SwTableFormula &&) = default;
+    SwTableFormula & operator =(SwTableFormula const &) = default;
+    SwTableFormula & operator =(SwTableFormula &&) = default;
+
+    /// create from the internal formula (for CORE) the external formula (for UI)
+    void PtrToBoxNm( const SwTable* pTable );
+    /// create from the external formula the internal
+    void BoxNmToPtr( const SwTable* pTable );
+    /// create from the external/internal formula the relative formula
+    void ToRelBoxNm( const SwTable* pTable );
+    /// gets called before/after merging/splitting of tables
+    void ToSplitMergeBoxNm( SwTableFormulaUpdate& rTableUpd );
+
+    bool IsIntrnlName() const               { return m_eNmType == INTRNL_NAME; }
+    NameType GetNameType() const            { return m_eNmType; }
+
+    bool IsValid() const                    { return m_bValidValue; }
+    void ChgValid( bool bNew )              { m_bValidValue = bNew; }
+
+    const OUString& GetFormula() const             { return m_sFormula; }
+    void SetFormula( const OUString& rNew )
+    {
+        m_sFormula = rNew;
+        m_eNmType = EXTRNL_NAME;
+        m_bValidValue = false;
+    }
+
+    void GetBoxesOfFormula(const SwTable& rTable, SwSelBoxes& rBoxes);
+    // are all boxes valid which this formula relies on?
+    bool HasValidBoxes() const;
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */