/************************************************************************
 * This file has been generated automatically from                      *
 *                                                                      *
 * src/gui/vector/qgsfieldcalculator.h                                  *
 *                                                                      *
 * Do not edit manually ! Edit header and run scripts/sipify.py again   *
 ************************************************************************/




class QgsFieldCalculator: QDialog
{
%Docstring(signature="appended")

A dialog class that provides calculation of new fields using existing fields, values and a set of operators

Sample usage of the :py:class:`QgsFieldCalculator` class:

.. code-block:: python

         uri = "point?crs=epsg:4326&field=id:integer"
         layer = QgsVectorLayer(uri, "Scratch point layer",  "memory")
         layer.startEditing()
         dialog = QgsFieldCalculator(layer)
         dialog.exec()
%End

%TypeHeaderCode
#include "qgsfieldcalculator.h"
%End
  public:
    QgsFieldCalculator( QgsVectorLayer *vl, QWidget *parent = 0 );

    int changedAttributeId() const;
%Docstring
Returns the field index of the field for which new attribute values were calculated.

:return: The field index if attribute values were calculated or -1, e.g. in case of geometry changes.
%End

  public slots:
    virtual void accept();


};

/************************************************************************
 * This file has been generated automatically from                      *
 *                                                                      *
 * src/gui/vector/qgsfieldcalculator.h                                  *
 *                                                                      *
 * Do not edit manually ! Edit header and run scripts/sipify.py again   *
 ************************************************************************/