From 89cfc182a2fff97903799db0fd547631258e9056 Mon Sep 17 00:00:00 2001
From: Benjamin Otte <otte@redhat.com>
Date: Sat, 8 Apr 2023 03:47:13 +0200
Subject: listitemmanager: Add gtk_list_tile_set_type()

---
 gtk/gtklistitemmanager.c | 26 ++++++++++++++++----------
 1 file changed, 16 insertions(+), 10 deletions(-)

diff --git a/gtk/gtklistitemmanager.c b/gtk/gtklistitemmanager.c
index 346464289b..1be9ed0dce 100644
--- a/gtk/gtklistitemmanager.c
+++ b/gtk/gtklistitemmanager.c
@@ -602,6 +602,17 @@ gtk_list_tile_set_area_size (GtkListItemManager *self,
   gtk_rb_tree_node_mark_dirty (tile);
 }
 
+static void
+gtk_list_tile_set_type (GtkListTile     *tile,
+                        GtkListTileType  type)
+{
+  if (tile->type == type)
+    return;
+
+  tile->type = type;
+  gtk_rb_tree_node_mark_dirty (tile);
+}
+
 static void
 gtk_list_item_tracker_unset_position (GtkListItemManager *self,
                                       GtkListItemTracker *tracker)
@@ -748,10 +759,8 @@ gtk_list_item_manager_remove_items (GtkListItemManager *self,
         case GTK_LIST_TILE_UNMATCHED_FOOTER:
           if (header)
             {
-              header->type = GTK_LIST_TILE_REMOVED;
-              gtk_rb_tree_node_mark_dirty (header);
-              tile->type = GTK_LIST_TILE_REMOVED;
-              gtk_rb_tree_node_mark_dirty (tile);
+              gtk_list_tile_set_type (header, GTK_LIST_TILE_REMOVED);
+              gtk_list_tile_set_type (tile, GTK_LIST_TILE_REMOVED);
               header = NULL;
             }
           break;
@@ -771,8 +780,7 @@ gtk_list_item_manager_remove_items (GtkListItemManager *self,
           tile->widget = NULL;
           n_items -= tile->n_items;
           tile->n_items = 0;
-          tile->type = GTK_LIST_TILE_REMOVED;
-          gtk_rb_tree_node_mark_dirty (tile);
+          gtk_list_tile_set_type (tile, GTK_LIST_TILE_REMOVED);
           break;
 
         default:
@@ -791,10 +799,8 @@ gtk_list_item_manager_remove_items (GtkListItemManager *self,
         {
           if (tile->type == GTK_LIST_TILE_FOOTER || tile->type == GTK_LIST_TILE_UNMATCHED_FOOTER)
             {
-              header->type = GTK_LIST_TILE_REMOVED;
-              gtk_rb_tree_node_mark_dirty (header);
-              tile->type = GTK_LIST_TILE_REMOVED;
-              gtk_rb_tree_node_mark_dirty (tile);
+              gtk_list_tile_set_type (header, GTK_LIST_TILE_REMOVED);
+              gtk_list_tile_set_type (tile, GTK_LIST_TILE_REMOVED);
               break;
             }
         }
-- 
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