#3558 Grid items in Project Tree : Use main grid to control fault visibility

ApplicationCode/ProjectDataModel/RimGridView.cpp

@@ -273,6 +273,11 @@ RimViewLinker* RimGridView::assosiatedViewLinker() const
 //--------------------------------------------------------------------------------------------------
 bool RimGridView::isGridVisualizationMode() const
 {
+    auto indicesToVisibleGrids = m_gridCollection->indicesToVisibleGrids();
+    bool isMainGridVisible = std::find(indicesToVisibleGrids.begin(), indicesToVisibleGrids.end(), 0) != indicesToVisibleGrids.end();
+
+    if (!isMainGridVisible) return false;
+
     return this->m_gridCollection->isActive();
 }