From 357acd1d5053b2ff9c8a09b9b6ad2e170c10b875 Mon Sep 17 00:00:00 2001
From: Campbell Barton <ideasman42@gmail.com>
Date: Mon, 4 Oct 2021 13:12:40 +1100
Subject: Cleanup: pass arguments as const

---
 source/blender/editors/space_outliner/tree/tree_display.hh       | 4 ++--
 .../editors/space_outliner/tree/tree_display_libraries.cc        | 2 +-
 .../editors/space_outliner/tree/tree_display_override_library.cc | 2 +-
 source/blender/editors/space_outliner/tree/tree_element.cc       | 9 +++++----
 4 files changed, 9 insertions(+), 8 deletions(-)

(limited to 'source/blender/editors/space_outliner/tree')

diff --git a/source/blender/editors/space_outliner/tree/tree_display.hh b/source/blender/editors/space_outliner/tree/tree_display.hh
index 96af8258010..8aaf396888f 100644
--- a/source/blender/editors/space_outliner/tree/tree_display.hh
+++ b/source/blender/editors/space_outliner/tree/tree_display.hh
@@ -106,7 +106,7 @@ class TreeDisplayLibraries final : public AbstractTreeDisplay {
 
  private:
   TreeElement *add_library_contents(Main &, ListBase &, Library *) const;
-  bool library_id_filter_poll(Library *lib, ID *id) const;
+  bool library_id_filter_poll(const Library *lib, ID *id) const;
   short id_filter_get() const;
 };
 
@@ -124,7 +124,7 @@ class TreeDisplayOverrideLibrary final : public AbstractTreeDisplay {
 
  private:
   TreeElement *add_library_contents(Main &, ListBase &, Library *) const;
-  bool override_library_id_filter_poll(Library *lib, ID *id) const;
+  bool override_library_id_filter_poll(const Library *lib, ID *id) const;
   short id_filter_get() const;
 };
 
diff --git a/source/blender/editors/space_outliner/tree/tree_display_libraries.cc b/source/blender/editors/space_outliner/tree/tree_display_libraries.cc
index c6b700318dd..371813cfb3f 100644
--- a/source/blender/editors/space_outliner/tree/tree_display_libraries.cc
+++ b/source/blender/editors/space_outliner/tree/tree_display_libraries.cc
@@ -186,7 +186,7 @@ short TreeDisplayLibraries::id_filter_get() const
   return 0;
 }
 
-bool TreeDisplayLibraries::library_id_filter_poll(Library *lib, ID *id) const
+bool TreeDisplayLibraries::library_id_filter_poll(const Library *lib, ID *id) const
 {
   if (id->lib != lib) {
     return false;
diff --git a/source/blender/editors/space_outliner/tree/tree_display_override_library.cc b/source/blender/editors/space_outliner/tree/tree_display_override_library.cc
index a17bf174a74..0e4636db69d 100644
--- a/source/blender/editors/space_outliner/tree/tree_display_override_library.cc
+++ b/source/blender/editors/space_outliner/tree/tree_display_override_library.cc
@@ -186,7 +186,7 @@ short TreeDisplayOverrideLibrary::id_filter_get() const
   return 0;
 }
 
-bool TreeDisplayOverrideLibrary::override_library_id_filter_poll(Library *lib, ID *id) const
+bool TreeDisplayOverrideLibrary::override_library_id_filter_poll(const Library *lib, ID *id) const
 {
   if (id->lib != lib) {
     return false;
diff --git a/source/blender/editors/space_outliner/tree/tree_element.cc b/source/blender/editors/space_outliner/tree/tree_element.cc
index 113d421ed91..36da7fe1944 100644
--- a/source/blender/editors/space_outliner/tree/tree_element.cc
+++ b/source/blender/editors/space_outliner/tree/tree_element.cc
@@ -91,7 +91,8 @@ static void tree_element_free(AbstractTreeElement **tree_element)
   *tree_element = nullptr;
 }
 
-static void tree_element_expand(AbstractTreeElement &tree_element, SpaceOutliner &space_outliner)
+static void tree_element_expand(const AbstractTreeElement &tree_element,
+                                SpaceOutliner &space_outliner)
 {
   /* Most types can just expand. IDs optionally expand (hence the poll) and do additional, common
    * expanding. Could be done nicer, we could request a small "expander" helper object from the
@@ -107,7 +108,7 @@ static void tree_element_expand(AbstractTreeElement &tree_element, SpaceOutliner
  * Needed for types that still expand in C, but need to execute the same post-expand logic. Can be
  * removed once all ID types expand entirely using the new design.
  */
-static void tree_element_post_expand_only(AbstractTreeElement &tree_element,
+static void tree_element_post_expand_only(const AbstractTreeElement &tree_element,
                                           SpaceOutliner &space_outliner)
 {
   tree_element.postExpand(space_outliner);
@@ -116,8 +117,8 @@ static void tree_element_post_expand_only(AbstractTreeElement &tree_element,
  * Needed for types that still expand in C, to poll if they should expand in current context. Can
  * be removed once all ID types expand entirely using the new design.
  */
-static bool tree_element_expand_poll(AbstractTreeElement &tree_element,
-                                     SpaceOutliner &space_outliner)
+static bool tree_element_expand_poll(const AbstractTreeElement &tree_element,
+                                     const SpaceOutliner &space_outliner)
 {
   return tree_element.expandPoll(space_outliner);
 }
-- 
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