1 files changed, 3 insertions, 0 deletions
diff --git a/source/blender/editors/include/UI_interface.h b/source/blender/editors/include/UI_interface.h
index e2a6ca65b51..eba31a21094 100644
--- a/source/blender/editors/include/UI_interface.h
+++ b/source/blender/editors/include/UI_interface.h
@@ -73,6 +73,7 @@ struct bNodeSocket;
 struct wmDropBox;
 struct wmDrag;
 struct wmEvent;
+struct wmMsgBus;
 
 typedef struct uiBut uiBut;
 typedef struct uiBlock uiBlock;
@@ -875,6 +876,8 @@ uiLayout *UI_block_layout(uiBlock *block, int dir, int type, int x, int y, int s
 void UI_block_layout_set_current(uiBlock *block, uiLayout *layout);
 void UI_block_layout_resolve(uiBlock *block, int *x, int *y);
 
+void UI_region_message_subscribe(struct ARegion *ar, struct wmMsgBus *mbus);
+
 uiBlock *uiLayoutGetBlock(uiLayout *layout);
 
 void uiLayoutSetFunc(uiLayout *layout, uiMenuHandleFunc handlefunc, void *argv);