UI: Add an option to display the node editor context path

Since we have the overlays popover, it makes sense to allow toggling the
context path like in the 3D viewport. This commit adds a property,
and turns it on by default in existing files.

Differential Revision: https://developer.blender.org/D13248

1 files changed, 24 insertions, 10 deletions

diff --git a/source/blender/blenloader/intern/versioning_300.c b/source/blender/blenloader/intern/versioning_300.c
index b7dff52c3c8..49b44d40d79 100644
--- a/source/blender/blenloader/intern/versioning_300.c
+++ b/source/blender/blenloader/intern/versioning_300.c
@@ -2394,16 +2394,7 @@ void blo_do_versions_300(FileData *fd, Library *UNUSED(lib), Main *bmain)
     FOREACH_MAIN_ID_END;
   }
 
-  /**
-   * Versioning code until next subversion bump goes here.
-   *
-   * \note Be sure to check when bumping the version:
-   * - "versioning_userdef.c", #blo_do_versions_userdef
-   * - "versioning_userdef.c", #do_versions_theme
-   *
-   * \note Keep this message at the bottom of the function.
-   */
-  {
+  if (!MAIN_VERSION_ATLEAST(bmain, 301, 4)) {
     LISTBASE_FOREACH (bNodeTree *, ntree, &bmain->nodetrees) {
       if (ntree->type != NTREE_GEOMETRY) {
         continue;
@@ -2430,6 +2421,29 @@ void blo_do_versions_300(FileData *fd, Library *UNUSED(lib), Main *bmain)
       }
     }
 
+    /* Add a toggle for the breadcrumbs overlay in the node editor. */
+    LISTBASE_FOREACH (bScreen *, screen, &bmain->screens) {
+      LISTBASE_FOREACH (ScrArea *, area, &screen->areabase) {
+        LISTBASE_FOREACH (SpaceLink *, space, &area->spacedata) {
+          if (space->spacetype == SPACE_NODE) {
+            SpaceNode *snode = (SpaceNode *)space;
+            snode->overlay.flag |= SN_OVERLAY_SHOW_PATH;
+          }
+        }
+      }
+    }
+  }
+
+  /**
+   * Versioning code until next subversion bump goes here.
+   *
+   * \note Be sure to check when bumping the version:
+   * - "versioning_userdef.c", #blo_do_versions_userdef
+   * - "versioning_userdef.c", #do_versions_theme
+   *
+   * \note Keep this message at the bottom of the function.
+   */
+  {
     /* Keep this block, even when empty. */
   }
 }