LibOverride: Tweak more poll functions to prevent illegal operations.

We are likely still missing a lot of things, but most operators that
should not be allowed on liboverrides should now be properly disabled.

1 files changed, 4 insertions, 3 deletions

diff --git a/source/blender/editors/screen/screen_ops.c b/source/blender/editors/screen/screen_ops.c
index 1623b59167e..5de8ccd404d 100644
--- a/source/blender/editors/screen/screen_ops.c
+++ b/source/blender/editors/screen/screen_ops.c
@@ -366,19 +366,20 @@ bool ED_operator_object_active_editable_mesh(bContext *C)
 {
   Object *ob = ED_object_active_context(C);
   return ((ob != NULL) && !ID_IS_LINKED(ob) && !ed_object_hidden(ob) && (ob->type == OB_MESH) &&
-          !ID_IS_LINKED(ob->data));
+          !ID_IS_LINKED(ob->data) && !ID_IS_OVERRIDE_LIBRARY(ob->data));
 }
 
 bool ED_operator_object_active_editable_font(bContext *C)
 {
   Object *ob = ED_object_active_context(C);
-  return ((ob != NULL) && !ID_IS_LINKED(ob) && !ed_object_hidden(ob) && (ob->type == OB_FONT));
+  return ((ob != NULL) && !ID_IS_LINKED(ob) && !ed_object_hidden(ob) && (ob->type == OB_FONT) &&
+          !ID_IS_LINKED(ob->data) && !ID_IS_OVERRIDE_LIBRARY(ob->data));
 }
 
 bool ED_operator_editable_mesh(bContext *C)
 {
   Mesh *mesh = ED_mesh_context(C);
-  return (mesh != NULL) && !ID_IS_LINKED(mesh);
+  return (mesh != NULL) && !ID_IS_LINKED(mesh) && !ID_IS_OVERRIDE_LIBRARY(mesh);
 }
 
 bool ED_operator_editmesh(bContext *C)