From eea73bffb47d8773d88fa55dcc59b3d4a2de4dfa Mon Sep 17 00:00:00 2001
From: Pratik Borhade <pratikborhade302@gmail.com>
Date: Sat, 20 Apr 2024 10:46:12 +0200
Subject: [PATCH] UI: Fade all non-ID children if parent is hidden in outliner

Part of !120397.
For non-id tree elements, call `element_should_draw_faded` and get the
fade status of their parent. For example, this will fix the fading of
modifier, actions, bones, etc. in outliner.

Pull Request: https://projects.blender.org/blender/blender/pulls/120813
---
 source/blender/editors/space_outliner/outliner_draw.cc | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/source/blender/editors/space_outliner/outliner_draw.cc b/source/blender/editors/space_outliner/outliner_draw.cc
index 2f8568b21c1..20c77f25b8f 100644
--- a/source/blender/editors/space_outliner/outliner_draw.cc
+++ b/source/blender/editors/space_outliner/outliner_draw.cc
@@ -3326,6 +3326,11 @@ static bool element_should_draw_faded(const TreeViewContext *tvc,
           tree_element_cast<TreeElementGreasePencilNode>(te)->node();
       return !node.is_visible();
     }
+    default: {
+      if (te->parent) {
+        return element_should_draw_faded(tvc, te->parent, te->parent->store_elem);
+      }
+    }
   }
 
   if (te->flag & TE_CHILD_NOT_IN_COLLECTION) {