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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/.
*/
#ifndef SC_CELLVALUE_HXX
#define SC_CELLVALUE_HXX
#include "global.hxx"
#include "mtvelements.hxx"
class ScDocument;
class ScFormulaCell;
class EditTextObject;
class ScColumn;
struct ScRefCellValue;
/**
* Store arbitrary cell value of any kind. It only stores cell value and
* nothing else. It creates a copy of the original cell value, and manages
* the life cycle of the copied value.
*/
struct SC_DLLPUBLIC ScCellValue
{
CellType meType;
union {
double mfValue;
OUString* mpString;
EditTextObject* mpEditText;
ScFormulaCell* mpFormula;
};
ScCellValue();
ScCellValue( const ScRefCellValue& rCell );
ScCellValue( double fValue );
ScCellValue( const OUString& rString );
ScCellValue( const EditTextObject& rEditText );
ScCellValue( const ScFormulaCell& rFormula );
ScCellValue( const ScCellValue& r );
~ScCellValue();
void clear();
void set( double fValue );
void set( const OUString& rStr );
void set( const EditTextObject& rEditText );
void set( const ScFormulaCell& rFormula );
void set( ScFormulaCell* pFormula );
/**
* Take cell value from specified position in specified document.
*/
void assign( const ScDocument& rDoc, const ScAddress& rPos );
void assign( const ScCellValue& rOther, ScDocument& rDestDoc, int nCloneFlags = SC_CLONECELL_DEFAULT );
/**
* Set cell value at specified position in specified document.
*/
void commit( ScDocument& rDoc, const ScAddress& rPos ) const;
void commit( ScColumn& rColumn, SCROW nRow ) const;
/**
* Set cell value at specified position in specified document. But unlike
* commit(), this method sets the original value to the document without
* copying. After this call, the value gets cleared.
*/
void release( ScDocument& rDoc, const ScAddress& rPos );
void release( ScColumn& rColumn, SCROW nRow );
bool hasString() const;
bool hasNumeric() const;
bool isEmpty() const;
bool equalsWithoutFormat( const ScCellValue& r ) const;
ScCellValue& operator= ( const ScCellValue& r );
ScCellValue& operator= ( const ScRefCellValue& r );
void swap( ScCellValue& r );
};
/**
* This is very similar to ScCellValue, except that it references the
* original value instead of copying it. As such, don't hold an instance of
* this class any longer than necessary, and absolutely not after the
* original cell has been destroyed.
*/
struct SC_DLLPUBLIC ScRefCellValue
{
CellType meType;
union {
double mfValue;
const OUString* mpString;
const EditTextObject* mpEditText;
ScFormulaCell* mpFormula;
};
ScRefCellValue();
ScRefCellValue( double fValue );
ScRefCellValue( const OUString* pString );
ScRefCellValue( const EditTextObject* pEditText );
ScRefCellValue( ScFormulaCell* pFormula );
ScRefCellValue( const ScRefCellValue& r );
~ScRefCellValue();
void clear();
/**
* Take cell value from specified position in specified document.
*/
void assign( ScDocument& rDoc, const ScAddress& rPos );
void assign( const sc::CellStoreType::const_iterator& itPos, size_t nOffset );
/**
* Set cell value at specified position in specified document.
*/
void commit( ScDocument& rDoc, const ScAddress& rPos ) const;
void commit( ScColumn& rColumn, SCROW nRow ) const;
bool hasString() const;
bool hasNumeric() const;
double getValue();
/** Retrieve string value.
@param pDoc
Needed to resolve EditCells' field contents, obtain a
ScFieldEditEngine from that document. May be NULL if there is
no ScDocument in the calling context but then the document
specific fields can not be resolved. See
ScEditUtil::GetString().
*/
OUString getString( const ScDocument* pDoc );
bool isEmpty() const;
bool hasEmptyValue();
bool equalsWithoutFormat( const ScRefCellValue& r ) const;
ScRefCellValue& operator= ( const ScRefCellValue& r );
void swap( ScRefCellValue& r );
};
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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