From 20647467bef593c9dd3b86efdc6f21ddfd1e7f75 Mon Sep 17 00:00:00 2001
From: Po Lu <luangruo@yahoo.com>
Date: Fri, 24 Dec 2021 09:20:44 +0800
Subject: [PATCH] Drop scrollbar motion events when valuators are found

* src/xterm.c (handle_one_xevent): Drop XI_Motion if it's on
top of a scroll bar and a valuator is found.
---
 src/xterm.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/xterm.c b/src/xterm.c
index 070ee7d671e..c5f826433f1 100644
--- a/src/xterm.c
+++ b/src/xterm.c
@@ -10230,7 +10230,13 @@ handle_one_xevent (struct x_display_info *dpyinfo,
 		}
 #endif
 	      if (found_valuator)
-		goto XI_OTHER;
+		{
+#ifdef USE_GTK
+		  if (f && xg_event_is_for_scrollbar (f, event))
+		    *finish = X_EVENT_DROP;
+#endif
+		  goto XI_OTHER;
+		}
 
 	      ev.x = lrint (xev->event_x);
 	      ev.y = lrint (xev->event_y);
-- 
2.39.2