diff --git a/Modules/RTUI/Qmitk/QmitkDoseVisualStyleDelegate.cpp b/Modules/RTUI/Qmitk/QmitkDoseVisualStyleDelegate.cpp
index 9de4f0b4c8..0abfd3973f 100644
--- a/Modules/RTUI/Qmitk/QmitkDoseVisualStyleDelegate.cpp
+++ b/Modules/RTUI/Qmitk/QmitkDoseVisualStyleDelegate.cpp
@@ -1,94 +1,94 @@
 /*===================================================================
 
 The Medical Imaging Interaction Toolkit (MITK)
 
 Copyright (c) German Cancer Research Center,
 Division of Medical and Biological Informatics.
 All rights reserved.
 
 This software is distributed WITHOUT ANY WARRANTY; without
 even the implied warranty of MERCHANTABILITY or FITNESS FOR
 A PARTICULAR PURPOSE.
 
 See LICENSE.txt or http://www.mitk.org for details.
 
 ===================================================================*/
 
 #include "QmitkDoseVisualStyleDelegate.h"
 
 #include <QPainter>
 #include <QApplication>
 #include <QCheckBox>
 #include <QLabel>
 #include <QMouseEvent>
 
 static QRect CheckBoxRect(const QStyleOptionViewItem &view_item_style_options) {
   QStyleOptionButton check_box_style_option;
   QRect check_box_rect = QApplication::style()->subElementRect(
     QStyle::SE_CheckBoxIndicator,
     &check_box_style_option);
   QPoint check_box_point(view_item_style_options.rect.x() +
     view_item_style_options.rect.width() / 2 -
     check_box_rect.width() / 2,
     view_item_style_options.rect.y() +
     view_item_style_options.rect.height() / 2 -
     check_box_rect.height() / 2);
   return QRect(check_box_point, check_box_rect.size());
 }
 
 QmitkDoseVisualStyleDelegate::QmitkDoseVisualStyleDelegate(QObject * /*parent*/)
 {
 }
 
 void QmitkDoseVisualStyleDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
 {
   bool checkValue = index.data(Qt::DisplayRole).toBool();
 
   QStyleOptionButton BtnStyle;
   BtnStyle.state = QStyle::State_Enabled;
 
   if(checkValue)
   {
     BtnStyle.state |= QStyle::State_On;
   }
   else
   {
     BtnStyle.state |= QStyle::State_Off;
   }
 
   BtnStyle.direction = QApplication::layoutDirection();
   BtnStyle.rect = CheckBoxRect(option);
   QApplication::style()->drawControl(QStyle::CE_CheckBox,&BtnStyle,painter );
 }
 
-bool QmitkDoseVisualStyleDelegate::editorEvent(QEvent *event, QAbstractItemModel *model, const QStyleOptionViewItem &option,
+bool QmitkDoseVisualStyleDelegate::editorEvent(QEvent *event, QAbstractItemModel *model, const QStyleOptionViewItem &,
   const QModelIndex &index)
 {
   Q_ASSERT(event);
   Q_ASSERT(model);
 
   // make sure that the item is checkable
   Qt::ItemFlags flags = model->flags(index);
   if (!(flags & Qt::ItemIsEditable) || !(flags & Qt::ItemIsEnabled))
   {
     return false;
   }
 
   // make sure that we have the right event type
   QMouseEvent* mouseEvent = dynamic_cast<QMouseEvent*>(event);
   if (!mouseEvent)
   {
     return false;
   }
   else
   {
     if (mouseEvent->type() != QEvent::MouseButtonRelease || mouseEvent->button() != Qt::LeftButton)
     {
       return false;
     }
   }
 
   bool newState = !(index.data(Qt::EditRole).toBool());
 
   return model->setData(index, QVariant(newState), Qt::EditRole);
 };