projects/ExcelToXMLTool/Source/ThirdParty/OpenXLSX/include/XLXmlData.hpp

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/*
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Copyright (c) 2018, Kenneth Troldal Balslev
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
- Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
- Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
- Neither the name of the author nor the
names of any contributors may be used to endorse or promote products
derived from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef OPENXLSX_XLXMLDATA_HPP
#define OPENXLSX_XLXMLDATA_HPP
#pragma warning(push)
#pragma warning(disable : 4251)
#pragma warning(disable : 4275)
// ===== External Includes ===== //
#include <cstring>
#include <memory>
#include <sstream>
#include <string>
// ===== OpenXLSX Includes ===== //
#include "OpenXLSX-Exports.hpp"
#include "XLContentTypes.hpp"
#include "XLXmlParser.hpp"
namespace OpenXLSX
{
class XLDocument;
/**
* @brief The XLXmlData class encapsulates the properties and behaviour of the .xml files in an .xlsx file zip
* package. Objects of the XLXmlData type are intended to be stored centrally in an XLDocument object, from where
* they can be retrieved by other objects that encapsulates the behaviour of Excel elements, such as XLWorkbook
* and XLWorksheet.
*/
class OPENXLSX_EXPORT XLXmlData final
{
public:
// ===== PUBLIC MEMBER FUNCTIONS ===== //
/**
* @brief Default constructor. All member variables are default constructed. Except for
* the raw XML data, none of the member variables can be modified after construction. Hence, objects created
* using the default constructor can only serve as null objects and targets for the move assignemnt operator.
*/
XLXmlData() = default;
/**
* @brief Constructor. This constructor creates objects with the given parameters. the xmlId and the xmlType
* parameters have default values. These are only useful for relationship (.rels) files and the
* [Content_Types].xml file located in the root directory of the zip package.
* @param parentDoc A pointer to the parent XLDocument object.
* @param xmlPath A std::string with the file path in zip package.
* @param xmlId A std::string with the relationship ID of the file (used in the XLRelationships class)
* @param xmlType The type of object the XML file represents, e.g. XLWorkbook or XLWorksheet.
*/
XLXmlData(XLDocument* parentDoc,
const std::string& xmlPath,
const std::string& xmlId = "",
XLContentType xmlType = XLContentType::Unknown);
/**
* @brief Default destructor. The XLXmlData does not manage any dynamically allocated resources, so a default
* destructor will suffice.
*/
~XLXmlData();
/**
* @brief Copy constructor. The m_xmlDoc data member is a XMLDocument object, which is non-copyable. Hence,
* the XLXmlData objects have a explicitly deleted copy constructor.
* @param other
*/
XLXmlData(const XLXmlData& other) = delete;
/**
* @brief Move constructor. All data members are trivially movable. Hence an explicitly defaulted move
* constructor is sufficient.
* @param other
*/
XLXmlData(XLXmlData&& other) noexcept = default;
/**
* @brief Copy assignment operator. The m_xmlDoc data member is a XMLDocument object, which is non-copyable.
* Hence, the XLXmlData objects have a explicitly deleted copy assignment operator.
*/
XLXmlData& operator=(const XLXmlData& other) = delete;
/**
* @brief Move assignment operator. All data members are trivially movable. Hence an explicitly defaulted move
* constructor is sufficient.
* @param other the XLXmlData object to be moved from.
* @return A reference to the moved-to object.
*/
XLXmlData& operator=(XLXmlData&& other) noexcept = default;
/**
* @brief Set the raw data for the underlying XML document. Being able to set the XML data directly is useful
* when creating a new file using a XML file template. E.g., when creating a new worksheet, the XML code for
* a minimum viable XLWorksheet object can be added using this function.
* @param data A std::string with the raw XML text.
*/
void setRawData(const std::string& data);
/**
* @brief Get the raw data for the underlying XML document. This function will retrieve the raw XML text data
* from the underlying XMLDocument object. This will mainly be used when saving data to the .xlsx package
* using the save function in the XLDocument class.
* @return A std::string with the raw XML text data.
*/
std::string getRawData() const;
/**
* @brief Access the parent XLDocument object.
* @return A pointer to the parent XLDocument object.
*/
XLDocument* getParentDoc();
/**
* @brief Access the parent XLDocument object.
* @return A const pointer to the parent XLDocument object.
*/
const XLDocument* getParentDoc() const;
/**
* @brief Retrieve the path of the XML data in the .xlsx zip archive.
* @return A std::string with the path.
*/
std::string getXmlPath() const;
/**
* @brief Retrieve the relationship ID of the XML file.
* @return A std::string with the relationship ID.
*/
std::string getXmlID() const;
/**
* @brief Retrieve the type represented by the XML data.
* @return A XLContentType getValue representing the type.
*/
XLContentType getXmlType() const;
/**
* @brief Access the underlying XMLDocument object.
* @return A pointer to the XMLDocument object.
*/
XMLDocument* getXmlDocument();
/**
* @brief Access the underlying XMLDocument object.
* @return A const pointer to the XMLDocument object.
*/
const XMLDocument* getXmlDocument() const;
private:
// ===== PRIVATE MEMBER VARIABLES ===== //
XLDocument* m_parentDoc {}; /**< A pointer to the parent XLDocument object. >*/
std::string m_xmlPath {}; /**< The path of the XML data in the .xlsx zip archive. >*/
std::string m_xmlID {}; /**< The relationship ID of the XML data. >*/
XLContentType m_xmlType {}; /**< The type represented by the XML data. >*/
mutable std::unique_ptr<XMLDocument> m_xmlDoc; /**< The underlying XMLDocument object. >*/
};
} // namespace OpenXLSX
#pragma warning(pop)
#endif // OPENXLSX_XLXMLDATA_HPP