From 8eab71fef4abf346910b087b52e595a478b8d0dd Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Thu, 10 Apr 2025 18:25:58 +0200
Subject: [PATCH] Linux/X11/touch: don't send duplicate mouse-up events for
 first touch

---
 libs/tk/ydk/gdkwindow.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libs/tk/ydk/gdkwindow.c b/libs/tk/ydk/gdkwindow.c
index 76df4e8f67..5dfdf95b73 100644
--- a/libs/tk/ydk/gdkwindow.c
+++ b/libs/tk/ydk/gdkwindow.c
@@ -10979,6 +10979,10 @@ proxy_button_event (GdkEvent *source_event,
 	  g_assert (0);
           return TRUE;
         }
+        if (type == GDK_TOUCH_END && NULL != _gdk_display_has_pointer_grab (display, serial)) {
+	  /* skip if grabbed, button release event will be sent directly */
+	  return TRUE;
+	}
         convert_toplevel_coords_to_window (event_win,
                                            toplevel_x, toplevel_y,
                                            &event->button.x, &event->button.y);