Move time-step control and grid-only hooks from Rim3dView to RimGridView

* #14760 Move time-step control and grid-only hooks from Rim3dView to RimGridView
* #14760 Store named 3D visualization models in a shared collection instead of per-model fields

ApplicationLibCode/UnitTests/CMakeLists.txt

@@ -41,6 +41,7 @@ set(SOURCE_UNITTEST_FILES
     ${CMAKE_CURRENT_LIST_DIR}/RimPlotAxisTools-Test.cpp
     ${CMAKE_CURRENT_LIST_DIR}/RimWellLogExtractionCurveImpl-Test.cpp
     ${CMAKE_CURRENT_LIST_DIR}/RivAnnotationTools-Test.cpp
+    ${CMAKE_CURRENT_LIST_DIR}/RivNamedVisualizationModels-Test.cpp
     ${CMAKE_CURRENT_LIST_DIR}/RivPipeGeometryGenerator-Test.cpp
     ${CMAKE_CURRENT_LIST_DIR}/RivIjkIntersectionGeometryGenerator-Test.cpp
     ${CMAKE_CURRENT_LIST_DIR}/RivSingleCellPartGenerator-Test.cpp

ApplicationLibCode/UnitTests/RivNamedVisualizationModels-Test.cpp

@@ -0,0 +1,106 @@
+/////////////////////////////////////////////////////////////////////////////////
+//
+//  Copyright (C) 2026 Equinor ASA
+//
+//  ResInsight is free software: you can redistribute it and/or modify
+//  it under the terms of the GNU General Public License as published by
+//  the Free Software Foundation, either version 3 of the License, or
+//  (at your option) any later version.
+//
+//  ResInsight is distributed in the hope that it will be useful, but WITHOUT ANY
+//  WARRANTY; without even the implied warranty of MERCHANTABILITY or
+//  FITNESS FOR A PARTICULAR PURPOSE.
+//
+//  See the GNU General Public License at <http://www.gnu.org/licenses/gpl.html>
+//  for more details.
+//
+/////////////////////////////////////////////////////////////////////////////////
+
+#include "gtest/gtest.h"
+
+#include "RivNamedVisualizationModels.h"
+
+#include "cvfModelBasicList.h"
+#include "cvfPart.h"
+
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+TEST( RivNamedVisualizationModelsTest, FindOrCreateReturnsSameInstanceForSameName )
+{
+    RivNamedVisualizationModels models;
+
+    auto* modelA = models.findOrCreate( "TestModel" );
+    auto* modelB = models.findOrCreate( "TestModel" );
+
+    EXPECT_EQ( modelA, modelB );
+    EXPECT_EQ( 1u, models.allModels().size() );
+}
+
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+TEST( RivNamedVisualizationModelsTest, FindOrCreateCreatesDistinctInstancesForDifferentNames )
+{
+    RivNamedVisualizationModels models;
+
+    auto* modelA = models.findOrCreate( "TestModelA" );
+    auto* modelB = models.findOrCreate( "TestModelB" );
+
+    EXPECT_NE( modelA, modelB );
+    EXPECT_EQ( 2u, models.allModels().size() );
+}
+
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+TEST( RivNamedVisualizationModelsTest, FindOrCreateAndClearRemovesParts )
+{
+    RivNamedVisualizationModels models;
+
+    auto* model = models.findOrCreate( "TestModel" );
+    model->addPart( new cvf::Part );
+    EXPECT_EQ( 1u, model->partCount() );
+
+    auto* clearedModel = models.findOrCreateAndClear( "TestModel" );
+    EXPECT_EQ( model, clearedModel );
+    EXPECT_EQ( 0u, clearedModel->partCount() );
+}
+
+//--------------------------------------------------------------------------------------------------
+/// The map only keeps the model alive through its own cvf::ref. Verify that clear()/destruction
+/// actually releases that reference, rather than e.g. leaking a raw pointer, by keeping an external
+/// cvf::ref alive and inspecting the reference count before and after.
+//--------------------------------------------------------------------------------------------------
+TEST( RivNamedVisualizationModelsTest, ClearReleasesOwnedModels )
+{
+    RivNamedVisualizationModels models;
+
+    cvf::ref<cvf::ModelBasicList> externalRef = models.findOrCreate( "TestModel" );
+
+    // One reference held by the map's internal storage, one held by externalRef.
+    EXPECT_EQ( 2, externalRef->refCount() );
+
+    models.clear();
+
+    // The map has released its reference; only externalRef remains.
+    EXPECT_EQ( 1, externalRef->refCount() );
+    EXPECT_TRUE( models.allModels().empty() );
+}
+
+//--------------------------------------------------------------------------------------------------
+/// Verify that destroying the RivNamedVisualizationModels instance itself (going out of scope)
+/// releases the reference held on each named model.
+//--------------------------------------------------------------------------------------------------
+TEST( RivNamedVisualizationModelsTest, DestructorReleasesOwnedModels )
+{
+    cvf::ref<cvf::ModelBasicList> externalRef;
+
+    {
+        RivNamedVisualizationModels models;
+        externalRef = models.findOrCreate( "TestModel" );
+        EXPECT_EQ( 2, externalRef->refCount() );
+    }
+
+    EXPECT_EQ( 1, externalRef->refCount() );
+}