patch 8.1.1600: cannot specify highlighting for popup window scrollbar
Problem: Cannot specify highlighting for popup window scrollbar.
Solution: Add "scrollbarhighlight" and "thumbhighlight" options.
diff --git a/src/structs.h b/src/structs.h
index 9992e99..b368c9e 100644
--- a/src/structs.h
+++ b/src/structs.h
@@ -2904,6 +2904,8 @@
int w_firstline; // "firstline" for popup window
int w_want_scrollbar; // when zero don't use a scrollbar
int w_has_scrollbar; // scrollbar displayed
+ char_u *w_scrollbar_highlight; // "scrollbarhighlight"
+ char_u *w_thumb_highlight; // "thumbhighlight"
int w_popup_padding[4]; // popup padding top/right/bot/left
int w_popup_border[4]; // popup border top/right/bot/left
char_u *w_border_highlight[4]; // popup border highlight