Cleanup: split search menu separator argument into own function

source/blender/editors/include/UI_interface.h

@@ -1572,15 +1572,15 @@ eAutoPropButsReturn uiDefAutoButsRNA(uiLayout *layout,
 
 /* use inside searchfunc to add items */
 bool UI_search_item_add(uiSearchItems *items, const char *name, void *poin, int iconid, int state);
-/* bfunc gets search item *poin as arg2, or if NULL the old string */
 void UI_but_func_search_set(uiBut *but,
                             uiButSearchCreateFn search_create_fn,
                             uiButSearchUpdateFn search_update_fn,
                             void *arg,
                             uiButSearchArgFreeFn search_arg_free_fn,
-                            uiButHandleFunc bfunc,
-                            const char *search_sep_string,
+                            uiButHandleFunc handle_fn,
                             void *active);
+void UI_but_func_search_set_sep_string(uiBut *but, const char *search_sep_string);
+
 /* height in pixels, it's using hardcoded values still */
 int UI_searchbox_size_y(void);
 int UI_searchbox_size_x(void);

source/blender/editors/interface/interface.c

@@ -6362,8 +6362,7 @@ void UI_but_func_search_set(uiBut *but,
                             uiButSearchUpdateFn search_update_fn,
                             void *arg,
                             uiButSearchArgFreeFn search_arg_free_fn,
-                            uiButHandleFunc bfunc,
-                            const char *search_sep_string,
+                            uiButHandleFunc handle_fn,
                             void *active)
 {
   /* needed since callers don't have access to internal functions
@@ -6389,9 +6388,8 @@ void UI_but_func_search_set(uiBut *but,
 
   search->arg = arg;
   search->arg_free_fn = search_arg_free_fn;
-  search->sep_string = search_sep_string;
 
-  if (bfunc) {
+  if (handle_fn) {
 #ifdef DEBUG
     if (but->func) {
       /* watch this, can be cause of much confusion, see: T47691 */
@@ -6399,7 +6397,7 @@ void UI_but_func_search_set(uiBut *but,
              __func__);
     }
 #endif
-    UI_but_func_set(but, bfunc, arg, active);
+    UI_but_func_set(but, handle_fn, search->arg, active);
   }
 
   /* search buttons show red-alert if item doesn't exist, not for menus */
@@ -6411,6 +6409,12 @@ void UI_but_func_search_set(uiBut *but,
   }
 }
 
+void UI_but_func_search_set_sep_string(uiBut *but, const char *search_sep_string)
+{
+  struct uiButSearchData *search = but->search;
+  search->sep_string = search_sep_string;
+}
+
 /* Callbacks for operator search button. */
 static void operator_enum_search_cb(const struct bContext *C,
                                     void *but,
@@ -6499,7 +6503,6 @@ uiBut *uiDefSearchButO_ptr(uiBlock *block,
                          but,
                          NULL,
                          operator_enum_call_cb,
-                         NULL,
                          NULL);
 
   but->optype = ot;

source/blender/editors/interface/interface_layout.c

@@ -2701,7 +2701,6 @@ void ui_but_add_search(
                            coll_search,
                            ui_rna_collection_search_free_cb,
                            NULL,
-                           NULL,
                            NULL);
   }
   else if (but->type == UI_BTYPE_SEARCH_MENU) {

source/blender/editors/interface/interface_template_search_menu.c

@@ -915,8 +915,8 @@ void UI_but_func_menu_search(uiBut *but)
                          data,
                          menu_items_from_ui_destroy,
                          menu_call_fn,
-                         MENU_SEP,
                          NULL);
+  UI_but_func_search_set_sep_string(but, MENU_SEP);
 }
 
 void uiTemplateMenuSearch(uiLayout *layout)

source/blender/editors/interface/interface_template_search_operator.c

@@ -125,14 +125,8 @@ static void operator_search_cb(const bContext *C,
 
 void UI_but_func_operator_search(uiBut *but)
 {
-  UI_but_func_search_set(but,
-                         ui_searchbox_create_operator,
-                         operator_search_cb,
-                         NULL,
-                         false,
-                         operator_call_cb,
-                         NULL,
-                         NULL);
+  UI_but_func_search_set(
+      but, ui_searchbox_create_operator, operator_search_cb, NULL, false, operator_call_cb, NULL);
 }
 
 void uiTemplateOperatorSearch(uiLayout *layout)

source/blender/editors/interface/interface_templates.c

@@ -283,7 +283,6 @@ static uiBlock *template_common_search_menu(const bContext *C,
                          search_arg,
                          NULL,
                          handle_func,
-                         NULL,
                          active_item);
 
   UI_block_bounds_set_normal(block, 0.3f * U.widget_unit);

source/blender/editors/space_node/node_select.c

@@ -1182,7 +1182,7 @@ static uiBlock *node_find_menu(bContext *C, ARegion *region, void *arg_op)
                        0,
                        0,
                        "");
-  UI_but_func_search_set(but, NULL, node_find_cb, op->type, NULL, node_find_call_cb, NULL, NULL);
+  UI_but_func_search_set(but, NULL, node_find_cb, op->type, NULL, node_find_call_cb, NULL);
   UI_but_flag_enable(but, UI_BUT_ACTIVATE_ON_INIT);
 
   /* fake button, it holds space for search items */

source/blender/editors/space_outliner/outliner_tools.c

@@ -600,7 +600,7 @@ static uiBlock *merged_element_search_menu(bContext *C, ARegion *region, void *d
   but = uiDefSearchBut(
       block, search, 0, ICON_VIEWZOOM, sizeof(search), 10, 10, menu_width, UI_UNIT_Y, 0, 0, "");
   UI_but_func_search_set(
-      but, NULL, merged_element_search_cb, data, NULL, merged_element_search_call_cb, NULL, NULL);
+      but, NULL, merged_element_search_cb, data, NULL, merged_element_search_call_cb, NULL);
   UI_but_flag_enable(but, UI_BUT_ACTIVATE_ON_INIT);
 
   /* Fake button to hold space for search items */