From 2bcd299431495e2107df16febf9b207c75fb29fd Mon Sep 17 00:00:00 2001
From: Po Lu <luangruo@yahoo.com>
Date: Tue, 21 Dec 2021 09:41:40 +0800
Subject: Ignore all emulated button events (i.e. those from touchscreens)

* src/xterm.c (handle_one_xevent): Ignore all XIPointerEmulated
events if the display supports XI 2.2 or later.
---
 src/xterm.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/xterm.c b/src/xterm.c
index 7456b3b6beb..47539fdef5d 100644
--- a/src/xterm.c
+++ b/src/xterm.c
@@ -10329,9 +10329,10 @@ handle_one_xevent (struct x_display_info *dpyinfo,
 #ifdef XIPointerEmulated
 	      /* Ignore emulated scroll events when XI2 native
 		 scroll events are present.  */
-	      if (dpyinfo->xi2_version >= 1
-		  && xev->detail >= 4
-		  && xev->detail <= 8
+	      if (((dpyinfo->xi2_version == 1
+		   && xev->detail >= 4
+		   && xev->detail <= 8)
+		   || (dpyinfo->xi2_version >= 2))
 		  && xev->flags & XIPointerEmulated)
 		{
 		  *finish = X_EVENT_DROP;
-- 
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