added GetSlab/SetSlab to DataViewer

modules/gui/pymod/export_data_viewer.cc

@@ -77,6 +77,9 @@ void export_data_viewer()
     .def("Recenter",&DataViewer::Recenter)
     .def("AddDockWidget",add_dock1)
     .def("AddDockWidget",add_dock2)
+    .def("SetSlab", &DataViewer::SetSlab)
+    .def("GetSlab", &DataViewer::GetSlab)
+    .add_property("slab", &DataViewer::GetSlab, &DataViewer::SetSlab)
     .def("AddDockWidget",add_dock3)
     .def("AddDockWidget",add_dock4)
     .def("RemoveDockWidget",&DataViewer::RemoveDockWidget)

modules/gui/src/data_viewer/data_viewer.cc

@@ -123,6 +123,11 @@ void DataViewer::SetName(const String& name)
   setWindowTitle(QString::fromStdString(name));
 }
 
+int DataViewer::GetSlab() const 
+{
+  return panel_->GetSlab();
+}
+
 int DataViewer::AddOverlay(const OverlayPtr& ov, bool make_active)
 {
   int retval= ov_manager_->AddOverlay(ov,make_active);
@@ -140,6 +145,11 @@ OverlayManagerPtr DataViewer::GetOverlayManager() const
   return ov_manager_;
 }
 
+void DataViewer::SetSlab(int slab)
+{
+  panel_->SetSlab(slab);
+}
+
 void DataViewer::OnSlabChange(int slab)
 {
   slablabel_->setText(QString::number(slab));

modules/gui/src/data_viewer/data_viewer.hh

@@ -101,7 +101,9 @@ public:
   //! event filter for DataViewerPanel
   virtual bool eventFilter(QObject * object, QEvent *event);
 
-
+  void SetSlab(int slab);
+  
+  int GetSlab() const;
 public slots:
   //! update view
   void UpdateView();