    //=============================================================================
    //  MuseScore
    //  Music Composition & Notation
    //  $Id:$
    //
    //  Copyright (C) 2012 Werner Schweer and others
    //
    //  This program is free software; you can redistribute it and/or modify
    //  it under the terms of the GNU General Public License version 2
    //  as published by the Free Software Foundation and appearing in
    //  the file LICENSE.GPL
    //=============================================================================

    #ifndef __INSPECTOR_GROUP_ELEMENT_H__
    #define __INSPECTOR_GROUP_ELEMENT_H__

    #include "inspectorBase.h"
    #include "ui_inspector_group_element.h"

    namespace Ms {

    //---------------------------------------------------------
    //   InspectorGroupElement
    //---------------------------------------------------------

    class InspectorGroupElement : public InspectorBase {
          Q_OBJECT

          Ui::InspectorGroupElement ge;
          QToolButton* notes;
          QToolButton* graceNotes;
          QToolButton* rests;

       private slots:
          void setColor();
          void setVisible();
          void setInvisible();
          void notesClicked();
          void graceNotesClicked();
          void restsClicked();

       public:
          InspectorGroupElement(QWidget* parent);
          };

    } // namespace Ms
    #endif

↑ V762 It is possible a virtual function was overridden incorrectly. See first argument of function 'setVisible' in derived class 'InspectorGroupElement' and base class 'QWidget'.