/usr/include/qgis/qgsexpressionbuilderdialog.h is in libqgis-dev 2.14.11+dfsg-3+deb9u1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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qgisexpressionbuilderdialog.h - A genric expression string builder dialog.
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Date : 29-May-2011
Copyright : (C) 2011 by Nathan Woodrow
Email : woodrow.nathan at gmail dot com
***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#ifndef QGSEXPRESSIONBUILDERDIALOG_H
#define QGSEXPRESSIONBUILDERDIALOG_H
#include <QDialog>
#include "qgsdistancearea.h"
#include "ui_qgsexpressionbuilderdialogbase.h"
/** A generic dialog for building expression strings
* @remarks This class also shows an example on how to use QgsExpressionBuilderWidget
*/
class GUI_EXPORT QgsExpressionBuilderDialog : public QDialog, private Ui::QgsExpressionBuilderDialogBase
{
Q_OBJECT
public:
QgsExpressionBuilderDialog( QgsVectorLayer* layer, const QString& startText = QString(), QWidget* parent = nullptr, const QString& key = "generic",
const QgsExpressionContext& context = QgsExpressionContext() );
/** The builder widget that is used by the dialog */
QgsExpressionBuilderWidget* expressionBuilder();
void setExpressionText( const QString& text );
QString expressionText();
/** Returns the expression context for the dialog. The context is used for the expression
* preview result and for populating the list of available functions and variables.
* @see setExpressionContext
* @note added in QGIS 2.12
*/
QgsExpressionContext expressionContext() const;
/** Sets the expression context for the dialog. The context is used for the expression
* preview result and for populating the list of available functions and variables.
* @param context expression context
* @see expressionContext
* @note added in QGIS 2.12
*/
void setExpressionContext( const QgsExpressionContext& context );
/** Sets geometry calculator used in distance/area calculations. */
void setGeomCalculator( const QgsDistanceArea & da );
protected:
/**
* Is called when the dialog get accepted or rejected
* Used to save geometry
*
* @param r result value (unused)
*/
virtual void done( int r ) override;
virtual void accept() override;
private:
QString mRecentKey;
};
#endif
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