ProjectionsEditorCanvas: pick selection model from container

GUI/View/Projection/IntensityDataProjectionsWidget.cpp

@@ -63,8 +63,6 @@ void IntensityDataProjectionsWidget::setContext()
 {
     ASSERT(currentIntensityDataItem());
 
-//    m_projectionsCanvas->setSelectionModel(m_selectionModel.get());
-
     // The following line must come before 'm_projectionsCanvas->setContext()'!
     // It prevents problem with switching between datasets in projection mode.
     m_projectionsWidget->disconnectItem();

GUI/View/Projection/ProjectionsEditorActions.cpp

@@ -52,17 +52,13 @@ ProjectionsEditorActions::ProjectionsEditorActions(QWidget* parent)
 
 void ProjectionsEditorActions::setContext(IntensityDataItem* intensityItem)
 {
-    ASSERT(intensityItem);
     m_intensityDataItem = intensityItem;
 
     ProjectionContainerItem* containerItem = intensityItem->getOrCreateProjectionContainerItem();
     ASSERT(containerItem);
 
     m_maskContainerModel = containerItem->model();
-    ASSERT(m_maskContainerModel);
-
     m_selectionModel = containerItem->selectionModel();
-    ASSERT(m_selectionModel);
 }
 
 QList<QAction*> ProjectionsEditorActions::topToolbarActions()

GUI/View/Projection/ProjectionsEditorCanvas.cpp

@@ -58,6 +58,7 @@ void ProjectionsEditorCanvas::setContext(IntensityDataItem* intensityItem)
     ASSERT(containerItem);
 
     m_scene->setMaskContext(intensityItem, containerItem);
+    m_scene->setSelectionModel(containerItem->selectionModel());
 
     // notify ProjectionPlot about the changes
     connect(m_scene, &MaskGraphicsScene::lineItemProcessed, intensityItem,
@@ -85,11 +86,6 @@ void ProjectionsEditorCanvas::resetContext()
     m_scene->resetContext();
 }
 
-void ProjectionsEditorCanvas::setSelectionModel(QItemSelectionModel* model)
-{
-    m_scene->setSelectionModel(model);
-}
-
 void ProjectionsEditorCanvas::onEnteringColorMap()
 {
     if (m_liveProjection || m_block_update)

GUI/View/Projection/ProjectionsEditorCanvas.h

@@ -43,8 +43,6 @@ public:
     void setContext(IntensityDataItem* intensityItem);
     void resetContext();
 
-    void setSelectionModel(QItemSelectionModel* model);
-
 signals:
     void changeProjectionsTabRequest(MaskEditorFlags::Activity);
     void changeActivityRequest(MaskEditorFlags::Activity);