From eb24076e01ae4457e03e014e7f493709045fc094 Mon Sep 17 00:00:00 2001
From: Murray Stevenson <50844517+murraystevenson@users.noreply.github.com>
Date: Tue, 21 Jan 2025 10:53:19 -0800
Subject: [PATCH] Attribute metadata : Register `ui:scene:acceptsSetExpression`

This enables the "Select Affected Objects" menu item in the Attribute Editor via the InspectorColumn context menu.
---
 Changes.md                                | 5 +++++
 startup/GafferScene/arnoldAttributes.py   | 1 +
 startup/GafferScene/standardAttributes.py | 1 +
 3 files changed, 7 insertions(+)

diff --git a/Changes.md b/Changes.md
index db9e52b41d7..c8e850cf9f0 100644
--- a/Changes.md
+++ b/Changes.md
@@ -1,6 +1,11 @@
 1.5.x.x (relative to 1.5.3.0)
 =======
 
+Improvements
+------------
+
+- AttributeEditor : Added "Select Affected Objects" menu item to the "Linked Lights" and Arnold "Shadow Group" columns.
+
 Fixes
 -----
 
diff --git a/startup/GafferScene/arnoldAttributes.py b/startup/GafferScene/arnoldAttributes.py
index b4dc457a6a4..9d32a282c3e 100644
--- a/startup/GafferScene/arnoldAttributes.py
+++ b/startup/GafferScene/arnoldAttributes.py
@@ -73,6 +73,7 @@
 	contribute to illumination by default.
 	""",
 )
+Gaffer.Metadata.registerValue( "attribute:ai:visibility:shadow_group", "ui:scene:acceptsSetExpression", True )
 
 Gaffer.Metadata.registerValue( "attribute:ai:visibility:diffuse_reflect", "label", "Diffuse Reflection" )
 Gaffer.Metadata.registerValue( "attribute:ai:visibility:diffuse_reflect", "defaultValue", IECore.BoolData( True ) )
diff --git a/startup/GafferScene/standardAttributes.py b/startup/GafferScene/standardAttributes.py
index 13d8371ec5e..c33c43efd4c 100644
--- a/startup/GafferScene/standardAttributes.py
+++ b/startup/GafferScene/standardAttributes.py
@@ -152,6 +152,7 @@
 	all lights that contribute to illumination by default.
 	"""
 )
+Gaffer.Metadata.registerValue( "attribute:linkedLights", "ui:scene:acceptsSetExpression", True )
 
 Gaffer.Metadata.registerValue( "attribute:filteredLights", "label", "Filtered Lights" )
 Gaffer.Metadata.registerValue( "attribute:filteredLights", "defaultValue", IECore.StringData( "" ) )