qgsexpressionbuilderdialog.h

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/***************************************************************************
    qgisexpressionbuilderdialog.h - A genric expression string builder dialog.
     --------------------------------------
    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"

class GUI_EXPORT QgsExpressionBuilderDialog : public QDialog, private Ui::QgsExpressionBuilderDialogBase
{
  public:
    QgsExpressionBuilderDialog( QgsVectorLayer* layer, QString startText = QString(), QWidget* parent = NULL, QString key = "generic" );

    QgsExpressionBuilderWidget* expressionBuilder();

    void setExpressionText( const QString& text );

    QString expressionText();

    void setGeomCalculator( const QgsDistanceArea & da );

  protected:
    virtual void done( int r );

    virtual void accept();

  private:
    QString mRecentKey;
};

#endif