// QMainWindowX.h

// QMainWindow with extensions

#ifndef QMAINWINDOWX_H
#define QMAINWINDOWX_H

#include <QMainWindow>

// QMainWindowX *****************************************************************

 // Extensions are:
 //  - restoreStateX (Fix for QTBUG-68939 / QTBUG-69297)

class QMainWindowX: public QMainWindow {

  Q_OBJECT
  Q_DISABLE_COPY(QMainWindowX)

public:

  QMainWindowX(QWidget* pParent = NULL, Qt::WindowFlags flags = Qt::WindowFlags());

  bool restoreStateX(const QByteArray& state, int nVersion = 0);
   // - use this function instead of restoreState for fixing QTBUG-68939 / QTBUG-69297
   // - fix takes effect only if Qt version is 5.9.6 (otherwise how original restoreState call)
   // - you must include "QT += widgets-private" in your pro file:
   //    equals(QT_VERSION, 5.9.6) {
   //        QT += widgets-private # -> QMainWindowX::restoreStateX (QTBUG-68939)
   //    } else {
   //        QT += widgets
   //    }

};

#endif // QMAINWINDOWX_H