1 files changed, 20 insertions, 0 deletions
diff --git a/source/blender/editors/interface/interface.cc b/source/blender/editors/interface/interface.cc
index 422fc34aa50..331d1581db5 100644
--- a/source/blender/editors/interface/interface.cc
+++ b/source/blender/editors/interface/interface.cc
@@ -3474,6 +3474,7 @@ void UI_block_free(const bContext *C, uiBlock *block)
 
   BLI_freelistN(&block->saferct);
   BLI_freelistN(&block->color_pickers.list);
+  BLI_freelistN(&block->dynamic_listeners);
 
   ui_block_free_button_groups(block);
   ui_block_free_views(block);
@@ -3481,6 +3482,20 @@ void UI_block_free(const bContext *C, uiBlock *block)
   MEM_freeN(block);
 }
 
+void UI_block_listen(const uiBlock *block, const wmRegionListenerParams *listener_params)
+{
+  /* Don't need to let invisible blocks (old blocks from previous redraw) listen. */
+  if (!block->active) {
+    return;
+  }
+
+  LISTBASE_FOREACH (uiBlockDynamicListener *, listener, &block->dynamic_listeners) {
+    listener->listener_func(listener_params);
+  }
+
+  ui_block_views_listen(block, listener_params);
+}
+
 void UI_blocklist_update_window_matrix(const bContext *C, const ListBase *lb)
 {
   ARegion *region = CTX_wm_region(C);
@@ -6452,6 +6467,11 @@ void UI_but_hint_drawstr_set(uiBut *but, const char *string)
   ui_but_add_shortcut(but, string, false);
 }
 
+void UI_but_icon_indicator_number_set(uiBut *but, const int indicator_number)
+{
+  UI_icon_text_overlay_init_from_count(&but->icon_overlay_text, indicator_number);
+}
+
 void UI_but_node_link_set(uiBut *but, bNodeSocket *socket, const float draw_color[4])
 {
   but->flag |= UI_BUT_NODE_LINK;