Ignore FOCUS_IN and FOCUS_OUT events if these have been activated within xterm

Closes: #1410

1 files changed, 2 insertions, 0 deletions

diff --git a/CRT.h b/CRT.h
index 58097986..8740e096 100644
--- a/CRT.h
+++ b/CRT.h
@@ -168,6 +168,8 @@ void CRT_handleSIGSEGV(int signal) ATTR_NORETURN;
 #define KEY_RECLICK   KEY_F(32)
 #define KEY_SHIFT_TAB KEY_F(33)
 #define KEY_ALT(x)    (KEY_F(64 - 26) + ((x) - 'A'))
+#define KEY_FOCUS_IN  (KEY_MAX + 'I')
+#define KEY_FOCUS_OUT (KEY_MAX + 'O')
 
 extern const char* CRT_degreeSign;