qgsexpressionselectiondialog.h

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/***************************************************************************
    qgisexpressionselectiondialog.h
     --------------------------------------
    Date                 : 24.1.2013
    Copyright            : (C) 2013 by Matthias kuhn
    Email                : matthias at opengis dot ch
 ***************************************************************************
 *                                                                         *
 *   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 QGSEXPRESSIONSELECTIONDIALOG_H
#define QGSEXPRESSIONSELECTIONDIALOG_H
 
#include "ui_qgsexpressionselectiondialogbase.h"
 
#include "qgis_gui.h"
#include "qgis_sip.h"
#include "qgshelp.h"
 
#include <QDialog>
 
class QgsMapCanvas;
class QgsMessageBar;

class GUI_EXPORT QgsExpressionSelectionDialog : public QDialog, private Ui::QgsExpressionSelectionDialogBase
{
    Q_OBJECT
 
  public:
    QgsExpressionSelectionDialog( QgsVectorLayer *layer, const QString &startText = QString(), QWidget *parent SIP_TRANSFERTHIS = nullptr );

    QgsExpressionBuilderWidget *expressionBuilder();

    void setExpressionText( const QString &text );

    QString expressionText();

    void setGeomCalculator( const QgsDistanceArea &da );

    void setMessageBar( QgsMessageBar *messageBar );

    void setMapCanvas( QgsMapCanvas *canvas );
 
  private slots:
    void mActionSelect_triggered();
    void mActionAddToSelection_triggered();
    void mActionRemoveFromSelection_triggered();
    void mActionSelectIntersect_triggered();
    void mButtonZoomToFeatures_clicked();
    void mPbnClose_clicked();
    void showHelp();
 
  protected:
    void closeEvent( QCloseEvent *closeEvent ) override;

    void done( int r ) override;
 
  private:
    void saveRecent();
    void pushSelectedFeaturesMessage();
    QgsVectorLayer *mLayer = nullptr;
    QgsMessageBar *mMessageBar = nullptr;
    QgsMapCanvas *mMapCanvas = nullptr;
};
 
#endif