From: Po Lu <luangruo@yahoo.com>
Date: Fri, 17 Dec 2021 11:04:03 +0000 (+0800)
Subject: Ignore motion events sent by an emulated pointer
X-Git-Tag: emacs-29.0.90~3590^2~9
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=75e6c169ae93bd403bd31bafae6c5a81e2a42ccf;p=emacs.git

Ignore motion events sent by an emulated pointer

* src/xterm.c (handle_one_xevent): Ignore XI_Motion events that
have PointerEmulated set when the display supports XInput 2.2
or later.
---

diff --git a/src/xterm.c b/src/xterm.c
index fa60a4e8745..6f93956e7d9 100644
--- a/src/xterm.c
+++ b/src/xterm.c
@@ -10074,6 +10074,12 @@ handle_one_xevent (struct x_display_info *dpyinfo,
 	      if (!device || !device->master_p)
 		goto XI_OTHER;
 
+#ifdef XI_TouchBegin
+	      if (xev->flags & XIPointerEmulated
+		  && dpyinfo->xi2_version >= 2)
+		goto XI_OTHER;
+#endif
+
 	      x_display_set_last_user_time (dpyinfo, xi_event->time);
 
 #ifdef HAVE_XWIDGETS