patch 8.1.1441: popup window filter not yet implemented
Problem: Popup window filter not yet implemented.
Solution: Implement the popup filter.
diff --git a/src/structs.h b/src/structs.h
index 2c164ca..9589b67 100644
--- a/src/structs.h
+++ b/src/structs.h
@@ -2890,6 +2890,7 @@
int w_wantcol; // "col" for popup window
varnumber_T w_popup_last_changedtick; // b:changedtick when position was
// computed
+ callback_T w_filter_cb; // popup filter callback
# if defined(FEAT_TIMERS)
timer_T *w_popup_timer; // timer for closing popup window
# endif