From d6b79ae328b45e7710599dc216efe1a5e5a254eb Mon Sep 17 00:00:00 2001
From: Kristian Bendiksen <kristian.bendiksen@gmail.com>
Date: Fri, 4 Jul 2025 09:02:47 +0200
Subject: [PATCH] Histogram: Update grid statistics histogram when filter
 changes.

---
 .../RimGridStatisticsHistogramDataSource.cpp          |  8 ++++++++
 .../Histogram/RimGridStatisticsHistogramDataSource.h  |  2 ++
 .../ProjectDataModel/RimEclipseView.cpp               | 11 +++++++++++
 3 files changed, 21 insertions(+)

diff --git a/ApplicationLibCode/ProjectDataModel/Histogram/RimGridStatisticsHistogramDataSource.cpp b/ApplicationLibCode/ProjectDataModel/Histogram/RimGridStatisticsHistogramDataSource.cpp
index e44ef84ab8..4411b8c0fa 100644
--- a/ApplicationLibCode/ProjectDataModel/Histogram/RimGridStatisticsHistogramDataSource.cpp
+++ b/ApplicationLibCode/ProjectDataModel/Histogram/RimGridStatisticsHistogramDataSource.cpp
@@ -276,3 +276,11 @@ void RimGridStatisticsHistogramDataSource::setDefaults()
         }
     }
 }
+
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+void RimGridStatisticsHistogramDataSource::cellFilterViewUpdated()
+{
+    dataSourceChanged.send();
+}
diff --git a/ApplicationLibCode/ProjectDataModel/Histogram/RimGridStatisticsHistogramDataSource.h b/ApplicationLibCode/ProjectDataModel/Histogram/RimGridStatisticsHistogramDataSource.h
index 1996297445..4b4482cbe5 100644
--- a/ApplicationLibCode/ProjectDataModel/Histogram/RimGridStatisticsHistogramDataSource.h
+++ b/ApplicationLibCode/ProjectDataModel/Histogram/RimGridStatisticsHistogramDataSource.h
@@ -50,6 +50,8 @@ public:
 
     void setDefaults() override;
 
+    void cellFilterViewUpdated();
+
 protected:
     QList<caf::PdmOptionItemInfo> calculateValueOptions( const caf::PdmFieldHandle* fieldNeedingOptions ) override;
     void                          defineUiOrdering( QString uiConfigName, caf::PdmUiOrdering& uiOrdering ) override;
diff --git a/ApplicationLibCode/ProjectDataModel/RimEclipseView.cpp b/ApplicationLibCode/ProjectDataModel/RimEclipseView.cpp
index 816f3f4c31..c4396c9985 100644
--- a/ApplicationLibCode/ProjectDataModel/RimEclipseView.cpp
+++ b/ApplicationLibCode/ProjectDataModel/RimEclipseView.cpp
@@ -42,6 +42,7 @@
 #include "Well/RigWellResultFrame.h"
 #include "Well/RigWellResultPoint.h"
 
+#include "Histogram/RimGridStatisticsHistogramDataSource.h"
 #include "Polygons/RimPolygonInViewCollection.h"
 #include "Rim2dIntersectionView.h"
 #include "Rim3dOverlayInfoConfig.h"
@@ -861,6 +862,16 @@ void RimEclipseView::onCreateDisplayModel()
     }
 #endif
 
+    std::vector<RimGridStatisticsHistogramDataSource*> gridStatisticsHistogramDataSources =
+        objectsWithReferringPtrFieldsOfType<RimGridStatisticsHistogramDataSource>();
+    for ( auto gridStatisticsPlot : gridStatisticsHistogramDataSources )
+    {
+        if ( gridStatisticsPlot != nullptr )
+        {
+            gridStatisticsPlot->cellFilterViewUpdated();
+        }
+    }
+
     RicExportToSharingServerScheduler::instance()->scheduleUpdateSession();
 }