vtkRowQuery.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkRowQuery.h
 
  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
 
     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.
 
=========================================================================*/
/*-------------------------------------------------------------------------
  Copyright 2008 Sandia Corporation.
  Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
  the U.S. Government retains certain rights in this software.
-------------------------------------------------------------------------*/
#ifndef vtkRowQuery_h
#define vtkRowQuery_h
 
#include "vtkIOSQLModule.h" // For export macro
#include "vtkObject.h"
 
class vtkVariant;
class vtkVariantArray;
 
class VTKIOSQL_EXPORT vtkRowQuery : public vtkObject
{
public:
  vtkTypeMacro(vtkRowQuery, vtkObject);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  virtual bool Execute() = 0;
 
  virtual int GetNumberOfFields() = 0;
 
  virtual const char* GetFieldName(int i) = 0;
 
  virtual int GetFieldType(int i) = 0;
 
  int GetFieldIndex(const char* name);
 
  virtual bool NextRow() = 0;
 
  virtual bool IsActive() = 0;
 
  bool NextRow(vtkVariantArray* rowArray);
 
  virtual vtkVariant DataValue(vtkIdType c) = 0;
 
  virtual bool HasError() = 0;
 
  virtual const char* GetLastErrorText() = 0;
 
 
  vtkSetMacro(CaseSensitiveFieldNames, bool);
  vtkGetMacro(CaseSensitiveFieldNames, bool);
  vtkBooleanMacro(CaseSensitiveFieldNames, bool);
 
protected:
  vtkRowQuery();
  ~vtkRowQuery() override;
  bool CaseSensitiveFieldNames;
 
private:
  vtkRowQuery(const vtkRowQuery&) = delete;
  void operator=(const vtkRowQuery&) = delete;
};
 
#endif // vtkRowQuery_h