Index: CMakeLists.txt
===================================================================
--- CMakeLists.txt	(revision 25762)
+++ CMakeLists.txt	(working copy)
@@ -1,5 +1,5 @@
 MITK_CREATE_MODULE( Qmitk
-               DEPENDS Mitk
+               DEPENDS Mitk qxt
                PACKAGE_DEPENDS QT QVTK
                QT_MODULE
 )
Index: files.cmake
===================================================================
--- files.cmake	(revision 25762)
+++ files.cmake	(working copy)
@@ -28,6 +28,7 @@
 QmitkScalarBar.cpp
 QmitkScalarBarOverlay.cpp
 QmitkSliderLevelWindowWidget.cpp
+QmitkSpanSliderLevelWindowWidget.cpp
 QmitkStdMultiWidget.cpp
 QmitkTextOverlay.cpp
 )
@@ -54,6 +55,7 @@
 QmitkRenderingManager.h
 QmitkRenderWindow.h
 QmitkSliderLevelWindowWidget.h
+QmitkSpanSliderLevelWindowWidget.h
 QmitkStdMultiWidget.h
 )
 SET(UI_FILES
Index: QmitkSpanSliderLevelWindowWidget.cpp
===================================================================
--- QmitkSpanSliderLevelWindowWidget.cpp	(revision 0)
+++ QmitkSpanSliderLevelWindowWidget.cpp	(revision 0)
@@ -0,0 +1,100 @@
+/*=========================================================================
+
+Program:   Medical Imaging & Interaction Toolkit
+Language:  C++
+Date:      $Date: 2010-06-15 17:15:21 +0200 (Di, 15 Jun 2010) $
+Version:   $Revision: 23776 $
+
+Copyright (c) German Cancer Research Center, Division of Medical and
+Biological Informatics. All rights reserved.
+See MITKCopyright.txt or http://www.mitk.org/copyright.html for details.
+
+This software is distributed WITHOUT ANY WARRANTY; without even
+the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+PURPOSE.  See the above copyright notices for more information.
+
+=========================================================================*/
+
+#include <QmitkSpanSliderLevelWindowWidget.h>
+
+#include <QCursor>
+#include <QPainter>
+#include <QToolTip>
+#include <QMouseEvent>
+#include <QVBoxLayout>
+
+#include <itkCommand.h>
+#include <QmitkLevelWindowWidgetContextMenu.h>
+#include <mitkRenderingManager.h>
+
+/**
+* Constructor
+*/
+QmitkSpanSliderLevelWindowWidget::QmitkSpanSliderLevelWindowWidget( QWidget * parent, Qt::WindowFlags f )
+: QmitkSliderLevelWindowWidget( parent, f )
+{   
+  m_Slider = new QxtSpanSlider(Qt::Vertical);
+  m_Slider->setTickPosition(QSlider::TicksRight);
+
+  connect( m_Slider, SIGNAL( spanChanged(int,int) ), this, SLOT( OnSpanChanged(int, int) ) );
+  
+  QVBoxLayout* layout = new QVBoxLayout;
+  layout->setContentsMargins(0,0,0,0);
+  layout->addWidget(m_Slider);
+  this->setLayout( layout );
+  
+  this->hide();
+}
+
+QmitkSpanSliderLevelWindowWidget::~QmitkSpanSliderLevelWindowWidget()
+{
+}
+
+void QmitkSpanSliderLevelWindowWidget::update()
+{
+  // do update
+  int minRange = static_cast<int>(m_LevelWindow.GetRangeMin());
+  int maxRange = static_cast<int>(m_LevelWindow.GetRangeMax());
+  int lowValue = static_cast<int>(m_LevelWindow.GetLowerWindowBound());
+  int upValue = static_cast<int>(m_LevelWindow.GetUpperWindowBound());
+
+  m_Slider->setMinimum(minRange);
+  m_Slider->setMaximum(maxRange);
+  m_Slider->setLowerValue(lowValue);
+  m_Slider->setUpperValue(upValue);
+}
+
+void 	QmitkSpanSliderLevelWindowWidget::OnSpanChanged  (int lower, int upper)
+{
+  m_LevelWindow.SetWindowBounds( lower, upper );
+}
+
+void QmitkSpanSliderLevelWindowWidget::paintEvent( QPaintEvent* e ) 
+{
+  QWidget::paintEvent(e);
+}
+
+void QmitkSpanSliderLevelWindowWidget::mouseMoveEvent( QMouseEvent* mouseEvent ) 
+{
+  QWidget::mouseMoveEvent(mouseEvent);
+}
+
+void QmitkSpanSliderLevelWindowWidget::enterEvent ( QEvent * event  ) 
+{
+  QWidget::enterEvent(event);
+}
+
+void QmitkSpanSliderLevelWindowWidget::mouseReleaseEvent( QMouseEvent* mouseEvent )
+{
+  QWidget::mouseReleaseEvent(mouseEvent);
+}
+
+void QmitkSpanSliderLevelWindowWidget::mousePressEvent( QMouseEvent* mouseEvent ) 
+{
+  QWidget::mousePressEvent(mouseEvent);
+}
+
+void QmitkSpanSliderLevelWindowWidget::resizeEvent ( QResizeEvent * event ) 
+{
+  QWidget::resizeEvent(event);
+}
\ No newline at end of file
Index: QmitkSpanSliderLevelWindowWidget.h
===================================================================
--- QmitkSpanSliderLevelWindowWidget.h	(revision 0)
+++ QmitkSpanSliderLevelWindowWidget.h	(revision 0)
@@ -0,0 +1,88 @@
+/*=========================================================================
+
+Program:   Medical Imaging & Interaction Toolkit
+Language:  C++
+Date:      $Date: 2010-06-15 17:15:21 +0200 (Di, 15 Jun 2010) $
+Version:   $Revision: 23776 $
+
+Copyright (c) German Cancer Research Center, Division of Medical and
+Biological Informatics. All rights reserved.
+See MITKCopyright.txt or http://www.mitk.org/copyright.html for details.
+
+This software is distributed WITHOUT ANY WARRANTY; without even
+the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+PURPOSE.  See the above copyright notices for more information.
+
+=========================================================================*/
+
+#ifndef QMITKSPANSLIDERLEVELWINDOW_WIDGET
+#define QMITKSPANSLIDERLEVELWINDOW_WIDGET
+
+#include <QWidget>
+#include <mitkLevelWindowManager.h>
+#include "QmitkSliderLevelWindowWidget.h"
+#include <qxtspanslider.h>
+
+class QmitkLevelWindowWidgetContextMenu;
+
+class QMITK_EXPORT QmitkSpanSliderLevelWindowWidget : public QmitkSliderLevelWindowWidget 
+{
+
+  Q_OBJECT
+
+public:
+
+  /// constructor
+  QmitkSpanSliderLevelWindowWidget( QWidget * parent=0, Qt::WindowFlags f = 0 );
+
+  /// destructor
+  ~QmitkSpanSliderLevelWindowWidget();
+
+protected slots:
+
+  void 	OnSpanChanged  (int lower, int upper);
+
+protected:
+
+  QxtSpanSlider* m_Slider;
+
+  /// recalculate the size and position of the slider bar
+  virtual void update( );
+
+  /*! 
+  * repaint the slider and the scale
+  */
+  void paintEvent( QPaintEvent* e );
+
+  /*!
+  * method implements the component behaviour
+  *
+  * checks if cursor is on upper or lower bound of slider bar and changes cursor symbol
+  *
+  * checks if left mouse button is pressed and if CTRL is pressed and changes sliderbar in movedirection accordingly
+  */
+  void mouseMoveEvent( QMouseEvent* mouseEvent );
+
+  void enterEvent ( QEvent * event  );
+
+  /*!
+  *  registers events when a mousebutton is pressed
+  *
+  * if leftbutton is pressed m_Leftbutton is set to true
+  *
+  * also checks if CTRL is pressed and sets the bool variable m_CtrlPressed
+  */
+  void mousePressEvent( QMouseEvent* mouseEvent );
+
+  /*!
+  *  sets the variable m_MouseDown to false 
+  */
+  void mouseReleaseEvent( QMouseEvent* mouseEvent );
+
+  /*!
+  * causes an update of the sliderbar when resizing the window
+  */
+  void virtual resizeEvent ( QResizeEvent * event );
+
+};
+#endif //QMITKSPANSLIDERLEVELWINDOW_WIDGET