.. _program_listing_file_src_knx_data_property.h:

Program Listing for File data_property.h
========================================

|exhale_lsh| :ref:`Return to documentation for file <file_src_knx_data_property.h>` (``src/knx/data_property.h``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   #pragma once
   
   #include "property.h"
   
   class DataProperty : public Property
   {
       public:
           DataProperty(PropertyID id, bool writeEnable, PropertyDataType type, uint16_t maxElements, uint8_t access);
           DataProperty(PropertyID id, bool writeEnable, PropertyDataType type, uint16_t maxElements, uint8_t access, uint8_t value);
           DataProperty(PropertyID id, bool writeEnable, PropertyDataType type, uint16_t maxElements, uint8_t access, uint16_t value);
           DataProperty(PropertyID id, bool writeEnable, PropertyDataType type, uint16_t maxElements, uint8_t access, uint32_t value);
           DataProperty(PropertyID id, bool writeEnable, PropertyDataType type, uint16_t maxElements, uint8_t access, const uint8_t* value);
           ~DataProperty() override;
           uint8_t read(uint16_t start, uint8_t count, uint8_t* data) const override;
           uint8_t write(uint16_t start, uint8_t count, const uint8_t* data) override;
           uint8_t* save(uint8_t* buffer) override;
           const uint8_t* restore(const uint8_t* buffer) override;
           uint16_t saveSize() override;
           const uint8_t* data();
           const uint8_t* data(uint16_t elementIndex);
   
       private:
           uint16_t _currentElements = 0;
           uint8_t* _data = nullptr;
   };