diff --git a/.gitignore b/.gitignore
index 714bf1c..266bbc4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,3 +5,4 @@
 /client-api/C++/examples/build/
 .SyncIgnore
 /viewer-build
+*-build/
diff --git a/viewer/CMakeLists.txt b/viewer/CMakeLists.txt
index acb3e32..2262642 100644
--- a/viewer/CMakeLists.txt
+++ b/viewer/CMakeLists.txt
@@ -13,5 +13,5 @@ SET(VIBes_viewer_FORMS vibeswindow.ui)
 
 QT5_WRAP_UI(VIBes_viewer_FORMS_HEADERS ${VIBes_viewer_FORMS})
 
-ADD_EXECUTABLE(VIBes-viewer ${VIBes_viewer_SOURCES} ${VIBes_viewer_FORMS_HEADERS})
+ADD_EXECUTABLE(VIBes-viewer WIN32 MACOSX_BUNDLE ${VIBes_viewer_SOURCES} ${VIBes_viewer_FORMS_HEADERS})
 QT5_USE_MODULES(VIBes-viewer Widgets Gui Core Svg)
diff --git a/viewer/figure2d.cpp b/viewer/figure2d.cpp
index 4579d9e..e871bfc 100644
--- a/viewer/figure2d.cpp
+++ b/viewer/figure2d.cpp
@@ -15,6 +15,9 @@ Figure2D::Figure2D(QWidget *parent) :
     setDragMode(ScrollHandDrag);
     // Force full viewport update (avoid problems with axes)
     setViewportUpdateMode(FullViewportUpdate);
+    // Never show the scrollbars
+    setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+    setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
 }
 
 void Figure2D::drawForeground(QPainter *painter, const QRectF &rect)
@@ -62,8 +65,14 @@ void Figure2D::drawForeground(QPainter *painter, const QRectF &rect)
 
 void Figure2D::wheelEvent(QWheelEvent *event)
 {
-    double s = qPow(2.0, 0.05*event->delta()/8.0);
+    // Scales the view to zoom according to mouse wheel
+    double s = qPow(2.0, 0.04*event->angleDelta().y()/8.0);
     this->scale(s,s);
+//    double dx = sceneRect().width() * (s - 1.0);
+//    double dy = sceneRect().height() * (s - 1.0);
+//    this->setSceneRect(sceneRect().adjusted(-dx,-dy,dx,dy));
+//    qDebug() << sceneRect();
+//    fitInView(sceneRect());
 }
 
 void Figure2D::exportGraphics(QString fileName)
diff --git a/viewer/vibestreemodel.h b/viewer/vibestreemodel.h
index fa17709..b5d0ba9 100644
--- a/viewer/vibestreemodel.h
+++ b/viewer/vibestreemodel.h
@@ -20,7 +20,7 @@ class VibesTreeModel : public QAbstractItemModel
 
     QVariant headerData(int section, Qt::Orientation orientation, int role) const;
 
-    
+    void forceUpdate() {beginResetModel();endResetModel();}
 signals:
     
 public slots:
diff --git a/viewer/vibeswindow.cpp b/viewer/vibeswindow.cpp
index f71695a..d36f270 100644
--- a/viewer/vibeswindow.cpp
+++ b/viewer/vibeswindow.cpp
@@ -171,14 +171,16 @@ VibesWindow::processMessage(const QByteArray &msg_data)
         // Remove from the list of figures an delete
         figures.remove(fig_name);
         delete fig;
+        static_cast<VibesTreeModel*>(ui->treeView->model())->forceUpdate();
     }
-        // Create a new figure
+    // Create a new figure
     else if (action == "new")
     {
         // Create a new figure (previous with the same name will be destroyed)
         fig = newFigure(fig_name);
+        static_cast<VibesTreeModel*>(ui->treeView->model())->forceUpdate();
     }
-        // Clear the contents of a figure
+    // Clear the contents of a figure
     else if (action == "clear")
     {
         // Figure has to exist
@@ -293,7 +295,7 @@ VibesWindow::processMessage(const QByteArray &msg_data)
             }
         }
     }
-        // Unknown action
+    // Unknown action
     else
     {
         return false;
@@ -324,7 +326,6 @@ VibesWindow::readFile()
         ui->statusBar->showMessage("Receiving data...", 200);
 
     // Read and process data
-    QByteArray message;
     while (!file.atEnd())
     {
         QByteArray line = file.readLine();
@@ -333,19 +334,19 @@ VibesWindow::readFile()
         {
             continue;
         }
-            // Empty new line ("\n\n") is message separator
-        else if (line[0] == '\n')
+        // Empty new line ("\n\n") is message separator
+        else if (line[0] == '\n' && message.endsWith('\n'))
         {
             processMessage(message);
             message.clear();
         }
-            // Add this line to the current message
+        // Add this line to the current message
         else
         {
             message.append(line);
         }
     }
 
-    // Program new file-read try in 200 ms.
-    QTimer::singleShot(200, this, SLOT(readFile()));
+    // Program new file-read try in 50 ms.
+    QTimer::singleShot(50, this, SLOT(readFile()));
 }
diff --git a/viewer/vibeswindow.h b/viewer/vibeswindow.h
index 772335b..5df4bcc 100644
--- a/viewer/vibeswindow.h
+++ b/viewer/vibeswindow.h
@@ -39,6 +39,7 @@ public slots:
     QPen defaultPen;
 
     void initDefaultBrushes();
+    QByteArray message;
 };
 
 #endif // VIBESWINDOW_H