From 94f342438144c99bec90cc219283df2033866576 Mon Sep 17 00:00:00 2001
From: Po Lu <luangruo@yahoo.com>
Date: Wed, 9 Mar 2022 21:33:48 +0800
Subject: [PATCH] Fix some issues with GTK native input and modifiers on GTK 2

* src/gtkutil.c (xg_widget_key_press_event_cb): Manually ignore
modifier keys on GTK 2.
---
 src/gtkutil.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/gtkutil.c b/src/gtkutil.c
index 4f9907f795a..bf95c966421 100644
--- a/src/gtkutil.c
+++ b/src/gtkutil.c
@@ -6252,6 +6252,13 @@ xg_widget_key_press_event_cb (GtkWidget *widget, GdkEvent *event,
   if (event->key.is_modifier)
     goto done;
 
+#ifndef HAVE_GTK3
+  /* FIXME: event->key.is_modifier is not accurate on GTK 2.  */
+
+  if (keysym >= GDK_KEY_Shift_L && keysym <= GDK_KEY_Hyper_R)
+    goto done;
+#endif
+
   /* First deal with keysyms which have defined
      translations to characters.  */
   if (keysym >= 32 && keysym < 128)
-- 
2.39.2