postgresql_param.h

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#ifndef _WX_DATABASE_POSTGRESQL_PARAMETER_H_
#define _WX_DATABASE_POSTGRESQL_PARAMETER_H_

#include "wx/database/wxprec.h"

class wxPostgresParameter : public wxDatabaseStringConverter
{
public:
  // ctor
  wxPostgresParameter();
  wxPostgresParameter(const wxString& strValue);
  wxPostgresParameter(int nValue);
  wxPostgresParameter(double dblValue);
  wxPostgresParameter(bool bValue);
  wxPostgresParameter(const wxDateTime& dateValue);
  wxPostgresParameter(const void* pData, long nDataLength);

  // dtor
  virtual ~wxPostgresParameter() { }

  enum {
    PARAM_STRING = 0,
    PARAM_INT,
    PARAM_DOUBLE,
    PARAM_DATETIME,
    PARAM_BOOL,
    PARAM_BLOB,
    PARAM_NULL
  };
   
  long GetDataLength();
  long* GetDataLengthPointer();
  
  const void* GetDataPtr();
  int GetParameterType();

  bool IsBinary();

private:
  int m_nParameterType;
  
  // A union would probably be better here
  wxString m_strValue;
  int m_nValue;
  double m_dblValue;
  wxString m_strDateValue;
  bool m_bValue;
  wxMemoryBuffer m_BufferValue;
  wxCharBuffer m_CharBufferValue;
  long m_nBufferLength;
  
};


#endif//_WX_DATABASE_POSTGRESQL_PARAMETER_H_