mostly all basics done

8 files changed, 219 insertions, 96 deletions

diff --git a/noncore/graphics/opie-eye/gui/imagescrollview.cpp b/noncore/graphics/opie-eye/gui/imagescrollview.cpp
index d034ee0..3bb07a7 100644
--- a/noncore/graphics/opie-eye/gui/imagescrollview.cpp
+++ b/noncore/graphics/opie-eye/gui/imagescrollview.cpp
@@ -2,2 +2,4 @@
 
+#include "lib/oimagezoomer.h"
+
 #include <opie2/odebug.h>
@@ -6,4 +8,2 @@
 
-using namespace Opie::Core;
-
 #include <qimage.h>
@@ -12,6 +12,25 @@ using namespace Opie::Core;
 
-ImageScrollView::ImageScrollView( QWidget* parent, const char* name,  WFlags f )
-    :QScrollView(parent,name,f|Qt::WRepaintNoErase ),_image_data(),_original_data(),scale_to_fit(true),
-     rotate_to_fit(true),show_zoomer(true),first_resize_done(false),m_lastName("")
-{
+/* for usage with the bitset */
+#define AUTO_SCALE 0
+#define AUTO_ROTATE 1
+#define SHOW_ZOOMER 2
+#define FIRST_RESIZE_DONE 3
+#define IMAGE_IS_JPEG 4
+#define IMAGE_SCALED_LOADED 5
+
+#define SCROLLVIEW_BITSET_SIZE 6
+
+namespace Opie {
+namespace MM {
+OImageScrollView::OImageScrollView( QWidget* parent, const char* name,  WFlags f )
+    :QScrollView(parent,name,f|Qt::WRepaintNoErase ),_image_data(),_original_data(),
+    m_states(SCROLLVIEW_BITSET_SIZE),m_lastName("")
+{
+    _zoomer = 0;
+    m_states[AUTO_SCALE]=true;
+    m_states[AUTO_ROTATE]=true;
+    m_states[FIRST_RESIZE_DONE]=false;
+    m_states[IMAGE_IS_JPEG]=false;
+    m_states[IMAGE_SCALED_LOADED]=false;
+    m_states[SHOW_ZOOMER]=true;
     init();
@@ -19,6 +38,13 @@ ImageScrollView::ImageScrollView( QWidget* parent, const char* name,  WFlags f )
 
-ImageScrollView::ImageScrollView (const QImage&img, QWidget * parent, const char * name, WFlags f,bool always_scale,bool rfit)
-    :QScrollView(parent,name,f|Qt::WRepaintNoErase),_image_data(),_original_data(img),scale_to_fit(always_scale),
-    rotate_to_fit(rfit),show_zoomer(true),first_resize_done(false),m_lastName("")
+OImageScrollView::OImageScrollView (const QImage&img, QWidget * parent, const char * name, WFlags f,bool always_scale,bool rfit)
+    :QScrollView(parent,name,f|Qt::WRepaintNoErase),_image_data(),_original_data(img),
+     m_states(SCROLLVIEW_BITSET_SIZE),m_lastName("")
 {
+    _zoomer = 0;
+    m_states[AUTO_SCALE]=always_scale;
+    m_states[AUTO_ROTATE]=rfit;
+    m_states[FIRST_RESIZE_DONE]=false;
+    m_states[IMAGE_IS_JPEG]=false;
+    m_states[IMAGE_SCALED_LOADED]=false;
+    m_states[SHOW_ZOOMER]=true;
     _original_data.convertDepth(QPixmap::defaultDepth());
@@ -28,6 +54,13 @@ ImageScrollView::ImageScrollView (const QImage&img, QWidget * parent, const char
 
-ImageScrollView::ImageScrollView (const QString&img, QWidget * parent, const char * name, WFlags f,bool always_scale,bool rfit)
-    :QScrollView(parent,name,f|Qt::WRepaintNoErase),_image_data(),_original_data(),scale_to_fit(always_scale),
-    rotate_to_fit(rfit),show_zoomer(true),first_resize_done(false),m_lastName("")
+OImageScrollView::OImageScrollView (const QString&img, QWidget * parent, const char * name, WFlags f,bool always_scale,bool rfit)
+    :QScrollView(parent,name,f|Qt::WRepaintNoErase),_image_data(),_original_data(),m_states(SCROLLVIEW_BITSET_SIZE),m_lastName("")
 {
+    _zoomer = 0;
+    m_states.resize(SCROLLVIEW_BITSET_SIZE);
+    m_states[AUTO_SCALE]=always_scale;
+    m_states[AUTO_ROTATE]=rfit;
+    m_states[FIRST_RESIZE_DONE]=false;
+    m_states[IMAGE_IS_JPEG]=false;
+    m_states[IMAGE_SCALED_LOADED]=false;
+    m_states[SHOW_ZOOMER]=true;
     init();
@@ -36,3 +69,3 @@ ImageScrollView::ImageScrollView (const QString&img, QWidget * parent, const cha
 
-void ImageScrollView::setImage(const QImage&img)
+void OImageScrollView::setImage(const QImage&img)
 {
@@ -43,5 +76,5 @@ void ImageScrollView::setImage(const QImage&img)
     m_lastName = "";
-    image_is_jpeg = false;
-    image_scaled_loaded = false;
-    if (first_resize_done) {
+    setImageIsJpeg(false);
+    setImageScaledLoaded(false);
+    if (FirstResizeDone()) {
         generateImage();
@@ -50,3 +83,3 @@ void ImageScrollView::setImage(const QImage&img)
 
-void ImageScrollView::loadJpeg(bool interncall)
+void OImageScrollView::loadJpeg(bool interncall)
 {
@@ -56,3 +89,3 @@ void ImageScrollView::loadJpeg(bool interncall)
     bool real_load = false;
-    if (scale_to_fit) {
+    if (AutoScale()) {
         if (!interncall) {
@@ -69,3 +102,3 @@ void ImageScrollView::loadJpeg(bool interncall)
             iio.setParameters(param.latin1());
-            image_scaled_loaded = true;
+            setImageScaledLoaded(true);
             real_load = true;
@@ -73,3 +106,3 @@ void ImageScrollView::loadJpeg(bool interncall)
     } else {
-        if (image_scaled_loaded||!interncall) {
+        if (ImageScaledLoaded()||!interncall) {
             odebug << "Load jpeg unscaled" << oendl;
@@ -77,3 +110,3 @@ void ImageScrollView::loadJpeg(bool interncall)
         }
-        image_scaled_loaded = false;
+        setImageScaledLoaded(false);
     }
@@ -91,3 +124,3 @@ void ImageScrollView::loadJpeg(bool interncall)
 
-void ImageScrollView::setImage( const QString& path ) {
+void OImageScrollView::setImage( const QString& path ) {
     odebug << "load new image " << oendl;
@@ -98,3 +131,3 @@ void ImageScrollView::setImage( const QString& path ) {
     if (itype == "JPEG") {
-        image_is_jpeg = true;
+        setImageIsJpeg(true);
         loadJpeg();
@@ -104,3 +137,3 @@ void ImageScrollView::setImage( const QString& path ) {
         }
-        image_is_jpeg = false;
+        setImageIsJpeg(false);
         _original_data.load(path);
@@ -114,3 +147,3 @@ void ImageScrollView::setImage( const QString& path ) {
     _image_data = QImage();
-    if (first_resize_done) {
+    if (FirstResizeDone()) {
         generateImage();
@@ -120,3 +153,3 @@ void ImageScrollView::setImage( const QString& path ) {
 /* should be called every time the QImage changed it content */
-void ImageScrollView::init()
+void OImageScrollView::init()
 {
@@ -131,2 +164,4 @@ void ImageScrollView::init()
             this, SLOT(scrollBy(int,int)) );
+    connect(_zoomer, SIGNAL( zoomArea(int,int)),
+            this, SLOT(center(int,int)) );
     connect(this,SIGNAL(contentsMoving(int,int)),
@@ -140,9 +175,9 @@ void ImageScrollView::init()
     setFocusPolicy(QWidget::StrongFocus);
-    image_scaled_loaded = false;
-    image_is_jpeg = false;
-    if (first_resize_done) {
-        last_rot = Rotate0;
+    setImageScaledLoaded(false);
+    setImageIsJpeg(false);
+    if (FirstResizeDone()) {
+        m_last_rot = Rotate0;
         generateImage();
     } else if (_original_data.size().isValid()) {
-        if (image_fit_into(_original_data.size()) || !show_zoomer) _zoomer->hide();
+        if (image_fit_into(_original_data.size()) || !ShowZoomer()) _zoomer->hide();
         resizeContents(_original_data.width(),_original_data.height());
@@ -151,7 +186,7 @@ void ImageScrollView::init()
 
-void ImageScrollView::setAutoRotate(bool how)
+void OImageScrollView::setAutoRotate(bool how)
 {
     /* to avoid double repaints */
-    if (rotate_to_fit != how) {
-        rotate_to_fit = how;
+    if (AutoRotate() != how) {
+        m_states.setBit(AUTO_ROTATE,how);
         _image_data = QImage();
@@ -161,10 +196,15 @@ void ImageScrollView::setAutoRotate(bool how)
 
-void ImageScrollView::setAutoScale(bool how)
+bool OImageScrollView::AutoRotate()const
 {
-    scale_to_fit = how;
+    return m_states.testBit(AUTO_ROTATE);
+}
+
+void OImageScrollView::setAutoScale(bool how)
+{
+    m_states.setBit(AUTO_SCALE,how);
     if (!how) {
-        rotate_to_fit = false;
+        setAutoRotate(false);
     }
     _image_data = QImage();
-    if (image_is_jpeg && how == false && image_scaled_loaded==true) {
+    if (ImageIsJpeg() && how == false && ImageScaledLoaded()==true) {
         loadJpeg(true);
@@ -174,3 +214,8 @@ void ImageScrollView::setAutoScale(bool how)
 
-ImageScrollView::~ImageScrollView()
+bool OImageScrollView::AutoScale()const
+{
+    return m_states.testBit(AUTO_SCALE);
+}
+
+OImageScrollView::~OImageScrollView()
 {
@@ -178,3 +223,3 @@ ImageScrollView::~ImageScrollView()
 
-void ImageScrollView::rescaleImage(int w, int h)
+void OImageScrollView::rescaleImage(int w, int h)
 {
@@ -191,3 +236,3 @@ void ImageScrollView::rescaleImage(int w, int h)
 
-void ImageScrollView::rotate_into_data(Rotation r)
+void OImageScrollView::rotate_into_data(Rotation r)
 {
@@ -305,5 +350,6 @@ void ImageScrollView::rotate_into_data(Rotation r)
 
-void ImageScrollView::generateImage()
+void OImageScrollView::generateImage()
 {
     Rotation r = Rotate0;
+    if (_original_data.isNull()) return;
     {
@@ -313,3 +359,3 @@ void ImageScrollView::generateImage()
         width()<height()&&_original_data.width()>_original_data.height()) {
-        if (rotate_to_fit) r = Rotate90;
+        if (AutoRotate()) r = Rotate90;
     }
@@ -317,3 +363,3 @@ void ImageScrollView::generateImage()
     odebug << " r = " << r << oendl;
-    if (scale_to_fit) {
+    if (AutoScale()) {
         if (!_image_data.size().isValid()||width()>_image_data.width()||height()>_image_data.height()) {
@@ -328,3 +374,3 @@ void ImageScrollView::generateImage()
         resizeContents(_image_data.width(),_image_data.height());
-    }  else if (!first_resize_done||r!=last_rot||_image_data.width()==0) {
+    }  else if (!FirstResizeDone()||r!=m_last_rot||_image_data.width()==0) {
         if (r==Rotate0) {
@@ -334,3 +380,3 @@ void ImageScrollView::generateImage()
         }
-        last_rot = r;
+        m_last_rot = r;
         resizeContents(_image_data.width(),_image_data.height());
@@ -349,6 +395,7 @@ void ImageScrollView::generateImage()
      */
+     if (_zoomer) {
     _zoomer->setGeometry( viewport()->width()-_image_data.width()/2, viewport()->height()-_image_data.height()/2,
          _image_data.width()/2, _image_data.height()/2 );
-
     _zoomer->setImage( _image_data );
+     }
     /*
@@ -363,8 +410,8 @@ void ImageScrollView::generateImage()
 
-void ImageScrollView::resizeEvent(QResizeEvent * e)
+void OImageScrollView::resizeEvent(QResizeEvent * e)
 {
-    odebug << "ImageScrollView resizeEvent" << oendl;
+    odebug << "OImageScrollView resizeEvent" << oendl;
     QScrollView::resizeEvent(e);
     generateImage();
-    first_resize_done = true;
+    setFirstResizeDone(true);
     emit viewportSizeChanged( viewport()->size() );
@@ -373,3 +420,3 @@ void ImageScrollView::resizeEvent(QResizeEvent * e)
 
-void ImageScrollView::keyPressEvent(QKeyEvent * e)
+void OImageScrollView::keyPressEvent(QKeyEvent * e)
 {
@@ -396,3 +443,3 @@ void ImageScrollView::keyPressEvent(QKeyEvent * e)
 
-void ImageScrollView::drawContents(QPainter * p, int clipx, int clipy, int clipw, int cliph)
+void OImageScrollView::drawContents(QPainter * p, int clipx, int clipy, int clipw, int cliph)
 {
@@ -429,3 +476,3 @@ void ImageScrollView::drawContents(QPainter * p, int clipx, int clipy, int clipw
 /* using the real geometry points and not the translated points is wanted! */
-void ImageScrollView::viewportMouseMoveEvent(QMouseEvent* e)
+void OImageScrollView::viewportMouseMoveEvent(QMouseEvent* e)
 {
@@ -458,3 +505,3 @@ void ImageScrollView::viewportMouseMoveEvent(QMouseEvent* e)
 
-void ImageScrollView::contentsMousePressEvent ( QMouseEvent * e)
+void OImageScrollView::contentsMousePressEvent ( QMouseEvent * e)
 {
@@ -470,3 +517,3 @@ void ImageScrollView::contentsMousePressEvent ( QMouseEvent * e)
 
-void ImageScrollView::setDestructiveClose() {
+void OImageScrollView::setDestructiveClose() {
     WFlags fl = getWFlags();
@@ -478,3 +525,3 @@ void ImageScrollView::setDestructiveClose() {
 
-bool ImageScrollView::image_fit_into(const QSize&s )
+bool OImageScrollView::image_fit_into(const QSize&s )
 {
@@ -486,5 +533,5 @@ bool ImageScrollView::image_fit_into(const QSize&s )
 
-void ImageScrollView::setShowZoomer(bool how)
+void OImageScrollView::setShowZoomer(bool how)
 {
-    show_zoomer = how;
+    m_states.setBit(SHOW_ZOOMER,how);
     check_zoomer();
@@ -492,7 +539,13 @@ void ImageScrollView::setShowZoomer(bool how)
 
-void ImageScrollView::check_zoomer()
+bool OImageScrollView::ShowZoomer()const
+{
+    return m_states.testBit(SHOW_ZOOMER);
+}
+
+void OImageScrollView::check_zoomer()
 {
-    if ( (!show_zoomer||image_fit_into(_pdata.size()) ) && _zoomer->isVisible()) {
+    if (!_zoomer) return;
+    if ( (!ShowZoomer()||image_fit_into(_pdata.size()) ) && _zoomer->isVisible()) {
         _zoomer->hide();
-    } else if ( show_zoomer && !image_fit_into(_pdata.size()) && _zoomer->isHidden()){
+    } else if ( ShowZoomer() && !image_fit_into(_pdata.size()) && _zoomer->isHidden()){
         _zoomer->show();
@@ -500 +553,34 @@ void ImageScrollView::check_zoomer()
 }
+
+bool OImageScrollView::FirstResizeDone()const
+{
+    return m_states.testBit(FIRST_RESIZE_DONE);
+}
+
+void OImageScrollView::setFirstResizeDone(bool how)
+{
+    m_states.setBit(FIRST_RESIZE_DONE,how);
+}
+
+bool OImageScrollView::ImageIsJpeg()const
+{
+    return m_states.testBit(IMAGE_IS_JPEG);
+}
+
+void OImageScrollView::setImageIsJpeg(bool how)
+{
+    m_states.setBit(IMAGE_IS_JPEG,how);
+}
+
+bool OImageScrollView::ImageScaledLoaded()const
+{
+    return m_states.testBit(IMAGE_SCALED_LOADED);
+}
+
+void OImageScrollView::setImageScaledLoaded(bool how)
+{
+    m_states.setBit(IMAGE_SCALED_LOADED,how);
+}
+
+} // namespace MM
+} // namespace Opie
diff --git a/noncore/graphics/opie-eye/gui/imagescrollview.h b/noncore/graphics/opie-eye/gui/imagescrollview.h
index f6e187d..3d2ea38 100644
--- a/noncore/graphics/opie-eye/gui/imagescrollview.h
+++ b/noncore/graphics/opie-eye/gui/imagescrollview.h
@@ -3,4 +3,2 @@
 
-#include <lib/oimagezoomer.h>
-
 #include <qscrollview.h>
@@ -10,3 +8,3 @@
 #include <qdialog.h>
-
+#include <qbitarray.h>
 
@@ -15,3 +13,7 @@ class QPainter;
 
-class ImageScrollView:public QScrollView
+namespace Opie { namespace MM { 
+
+    class OImageZoomer; 
+
+class OImageScrollView:public QScrollView
 {
@@ -19,9 +21,15 @@ class ImageScrollView:public QScrollView
 public:
-    ImageScrollView( QWidget* parent, const char* name = 0, WFlags fl = 0 );
-    ImageScrollView (const QImage&, QWidget * parent=0, const char * name=0, WFlags f=0,bool always_scale=false,bool rfit=false );
-    ImageScrollView (const QString&, QWidget * parent=0, const char * name=0, WFlags f=0,bool always_scale=false,bool rfit=false );
-    virtual ~ImageScrollView();
+    enum  Rotation {
+        Rotate0,
+        Rotate90,
+        Rotate180,
+        Rotate270
+    };
+
+    OImageScrollView( QWidget* parent, const char* name = 0, WFlags fl = 0 );
+    OImageScrollView (const QImage&, QWidget * parent=0, const char * name=0, WFlags f=0,bool always_scale=false,bool rfit=false );
+    OImageScrollView (const QString&, QWidget * parent=0, const char * name=0, WFlags f=0,bool always_scale=false,bool rfit=false );
+    virtual ~OImageScrollView();
+
 
-    virtual void setImage(const QImage&);
-    virtual void setImage( const QString& path );
     virtual void setDestructiveClose();
@@ -32,11 +40,12 @@ public:
 
-    enum  Rotation {
-        Rotate0,
-        Rotate90,
-        Rotate180,
-        Rotate270
-    };
+    virtual bool AutoRotate()const;
+    virtual bool AutoScale()const;
+    virtual bool ShowZoomer()const;
+
+public slots:
+    virtual void setImage(const QImage&);
+    virtual void setImage( const QString& path );
+
 
 signals:
-    void sig_return();
     void imageSizeChanged( const QSize& );
@@ -55,9 +64,5 @@ protected:
 
-    bool scale_to_fit;
-    bool rotate_to_fit;
-    bool show_zoomer;
-    bool first_resize_done;
-    bool image_is_jpeg;
-    bool image_scaled_loaded;
-    Rotation last_rot;
+    QBitArray m_states;
+
+    Rotation m_last_rot;
     QString m_lastName;
@@ -71,2 +76,10 @@ protected:
 
+    /* internal bitset manipulation */
+    virtual bool ImageIsJpeg()const;
+    virtual void setImageIsJpeg(bool how);
+    virtual bool ImageScaledLoaded()const;
+    virtual void setImageScaledLoaded(bool how);
+    virtual bool FirstResizeDone()const;
+    virtual void setFirstResizeDone(bool how);
+
 protected slots:
@@ -77,2 +90,6 @@ protected slots:
 };
+
+}
+}
+
 #endif
diff --git a/noncore/graphics/opie-eye/gui/imageview.cpp b/noncore/graphics/opie-eye/gui/imageview.cpp
index 2078b19..db3ae74 100644
--- a/noncore/graphics/opie-eye/gui/imageview.cpp
+++ b/noncore/graphics/opie-eye/gui/imageview.cpp
@@ -11,3 +11,3 @@ using namespace Opie::Core;
 ImageView::ImageView(Opie::Core::OConfig *cfg, QWidget* parent, const char* name, WFlags fl )
-    : ImageScrollView(parent,name,fl)
+    : Opie::MM::OImageScrollView(parent,name,fl)
 {
@@ -45,3 +45,2 @@ void ImageView::initKeys()
     lst.append( Opie::Core::OKeyPair::rightArrowKey() );
-    lst.append( Opie::Core::OKeyPair::returnKey() );
 
diff --git a/noncore/graphics/opie-eye/gui/imageview.h b/noncore/graphics/opie-eye/gui/imageview.h
index 87e2b32..e4f899a 100644
--- a/noncore/graphics/opie-eye/gui/imageview.h
+++ b/noncore/graphics/opie-eye/gui/imageview.h
@@ -13,3 +13,3 @@ namespace Opie {
 
-class ImageView:public ImageScrollView
+class ImageView:public Opie::MM::OImageScrollView
 {
@@ -28,3 +28,2 @@ signals:
     void dispImageInfo(const QString&);
-    void sig_return();
 
diff --git a/noncore/graphics/opie-eye/gui/mainwindow.cpp b/noncore/graphics/opie-eye/gui/mainwindow.cpp
index e5921d8..09f562a 100644
--- a/noncore/graphics/opie-eye/gui/mainwindow.cpp
+++ b/noncore/graphics/opie-eye/gui/mainwindow.cpp
@@ -5,2 +5,3 @@
 #include "mainwindow.h"
+#include "imageview.h"
 
@@ -9,3 +10,2 @@
 #include "imageinfoui.h"
-#include "imageview.h"
 #include "viewmodebutton.h"
diff --git a/noncore/graphics/opie-eye/gui/mainwindow.h b/noncore/graphics/opie-eye/gui/mainwindow.h
index e9b16d0..adb5dc2 100644
--- a/noncore/graphics/opie-eye/gui/mainwindow.h
+++ b/noncore/graphics/opie-eye/gui/mainwindow.h
@@ -23,5 +23,6 @@ namespace Core{
 
+class ImageView;
 class PIconView;
 class imageinfo;
-class ImageView;
+
 class PMainWindow : public QMainWindow {
diff --git a/noncore/graphics/opie-eye/lib/oimagezoomer.cpp b/noncore/graphics/opie-eye/lib/oimagezoomer.cpp
index 00b93e2..d1eec67 100644
--- a/noncore/graphics/opie-eye/lib/oimagezoomer.cpp
+++ b/noncore/graphics/opie-eye/lib/oimagezoomer.cpp
@@ -2,2 +2,4 @@
 
+#include <opie2/odebug.h>
+
 #include <qimage.h>
@@ -88,2 +90,3 @@ OImageZoomer::~OImageZoomer() {
 void OImageZoomer::init() {
+    m_mevent = false;
     setFrameStyle( Panel | Sunken );
@@ -197,4 +200,15 @@ void OImageZoomer::drawContents( QPainter* p ) {
 
-void OImageZoomer::mousePressEvent( QMouseEvent*  ) {
+void OImageZoomer::mousePressEvent( QMouseEvent*ev) {
     m_mouseX = m_mouseY = -1;
+    m_mevent = true;
+}
+
+void OImageZoomer::mouseReleaseEvent( QMouseEvent*ev) {
+    if (!m_mevent) return;
+    int mx, my;
+    mx = ev->x();
+    my = ev->y();
+    int diffx = (mx) * m_imgSize.width() / width();
+    int diffy = (my) * m_imgSize.height() / height();
+    emit zoomArea(diffx,diffy);
 }
@@ -207,2 +221,3 @@ void OImageZoomer::mouseMoveEvent( QMouseEvent* ev ) {
     if ( m_mouseX != -1 && m_mouseY != -1 ) {
+        m_mevent = false;
         int diffx = ( mx - m_mouseX ) * m_imgSize.width() / width();
@@ -210,3 +225,2 @@ void OImageZoomer::mouseMoveEvent( QMouseEvent* ev ) {
         emit zoomAreaRel( diffx, diffy );
-        emit zoomArea(m_visPt.x()+diffx, m_visPt.y()+diffy );
     }
diff --git a/noncore/graphics/opie-eye/lib/oimagezoomer.h b/noncore/graphics/opie-eye/lib/oimagezoomer.h
index 2516c61..0b356c9 100644
--- a/noncore/graphics/opie-eye/lib/oimagezoomer.h
+++ b/noncore/graphics/opie-eye/lib/oimagezoomer.h
@@ -73,3 +73,4 @@ signals:
      * Here you get absolute coordinates.
-     * This slot will be emitted from within the mouseMoveEvent of this widget.
+     * This slot will be emitted from within the mouseReleaseEvent of this widget.
+     * if no mouse move where done.
      * So you may not delete this widget
@@ -100,3 +101,3 @@ protected:
      */
-    void mousePressEvent( QMouseEvent* ev );
+    virtual void mousePressEvent( QMouseEvent* ev );
     /**
@@ -105,3 +106,8 @@ protected:
      */
-    void mouseMoveEvent( QMouseEvent* ev );
+    virtual void mouseMoveEvent( QMouseEvent* ev );
+    /**
+     * make sure to call these if you reimplement
+     * @internal
+     */
+    virtual void mouseReleaseEvent( QMouseEvent* ev );
 
@@ -116,2 +122,3 @@ private:
     int m_mouseX, m_mouseY;
+    bool m_mevent;
 };