From 8f18d654ee5a1bab67e4198077c887bdbc70f936 Mon Sep 17 00:00:00 2001
From: Wojtek Figat <wojtek@figat.pl>
Date: Sat, 10 Aug 2024 20:46:33 +0200
Subject: [PATCH] Add copy/paste for material instance parameters via context
 menu on `Parameters` group header

---
 .../CustomEditors/Dedicated/AnimatedModelEditor.cs       | 2 +-
 Source/Editor/CustomEditors/Editors/GenericEditor.cs     | 9 +++++++++
 Source/Editor/Surface/SurfaceUtils.cs                    | 5 +++++
 Source/Editor/Windows/Assets/MaterialInstanceWindow.cs   | 2 +-
 4 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/Source/Editor/CustomEditors/Dedicated/AnimatedModelEditor.cs b/Source/Editor/CustomEditors/Dedicated/AnimatedModelEditor.cs
index 6f1ac91d0..eae7f9024 100644
--- a/Source/Editor/CustomEditors/Dedicated/AnimatedModelEditor.cs
+++ b/Source/Editor/CustomEditors/Dedicated/AnimatedModelEditor.cs
@@ -20,7 +20,7 @@ namespace FlaxEditor.CustomEditors.Dedicated
             // Show instanced parameters to view/edit at runtime
             if (Values.IsSingleObject && Editor.Instance.StateMachine.IsPlayMode)
             {
-                var group = layout.Group("Parameters");
+                var group = SurfaceUtils.InitGraphParametersGroup(layout);
                 group.Panel.Open(false);
                 group.Panel.IndexInParent -= 2;
 
diff --git a/Source/Editor/CustomEditors/Editors/GenericEditor.cs b/Source/Editor/CustomEditors/Editors/GenericEditor.cs
index f624600b4..4eb523b74 100644
--- a/Source/Editor/CustomEditors/Editors/GenericEditor.cs
+++ b/Source/Editor/CustomEditors/Editors/GenericEditor.cs
@@ -533,6 +533,15 @@ namespace FlaxEditor.CustomEditors.Editors
             _groupsPool.Add(groups);
         }
 
+        internal static GroupElement OnGroup(LayoutElementsContainer layout, string name)
+        {
+            // Add new group
+            var group = layout.Group(name);
+            group.Panel.Tag = group;
+            group.Panel.MouseButtonRightClicked += OnGroupPanelMouseButtonRightClicked;
+            return group;
+        }
+
         internal static LayoutElementsContainer OnGroup(LayoutElementsContainer layout, EditorDisplayAttribute display)
         {
             if (display?.Group != null)
diff --git a/Source/Editor/Surface/SurfaceUtils.cs b/Source/Editor/Surface/SurfaceUtils.cs
index ad77aa510..e323475a8 100644
--- a/Source/Editor/Surface/SurfaceUtils.cs
+++ b/Source/Editor/Surface/SurfaceUtils.cs
@@ -100,6 +100,11 @@ namespace FlaxEditor.Surface
             }
         }
 
+        internal static GroupElement InitGraphParametersGroup(LayoutElementsContainer layout)
+        {
+            return CustomEditors.Editors.GenericEditor.OnGroup(layout, "Parameters");
+        }
+
         internal static GraphParameterData[] InitGraphParameters(IEnumerable<MaterialParameter> parameters, Material material)
         {
             int count = parameters.Count();
diff --git a/Source/Editor/Windows/Assets/MaterialInstanceWindow.cs b/Source/Editor/Windows/Assets/MaterialInstanceWindow.cs
index 28a4273b3..480b39ff6 100644
--- a/Source/Editor/Windows/Assets/MaterialInstanceWindow.cs
+++ b/Source/Editor/Windows/Assets/MaterialInstanceWindow.cs
@@ -261,7 +261,7 @@ namespace FlaxEditor.Windows.Assets
                     removeButton.Clicked += OnOverrideAll;
                 }
 
-                var parametersGroup = layout.Group("Parameters");
+                var parametersGroup = SurfaceUtils.InitGraphParametersGroup(layout);
                 var baseMaterial = materialInstance.BaseMaterial;
                 var material = baseMaterial;
                 if (material)