From 658f06b83af50630cf8b58ef030b11a6e26ebad6 Mon Sep 17 00:00:00 2001
From: Roman Fomin <rfomin@gmail.com>
Date: Sun, 1 Dec 2024 18:20:23 +0700
Subject: [PATCH] eat keys in chat "macro" mode, fix backspace (#2063)

* filter special keys in GetTypedChar
---
 src/i_input.c    | 10 ++++++++++
 src/st_widgets.c |  4 ++--
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/src/i_input.c b/src/i_input.c
index 18036e98..e8fc39aa 100644
--- a/src/i_input.c
+++ b/src/i_input.c
@@ -722,6 +722,16 @@ static int GetTypedChar(SDL_Keysym *sym)
 {
     int result = TranslateKey(sym);
 
+    switch (result)
+    {
+        case KEY_BACKSPACE:
+        case KEY_ESCAPE:
+        case KEY_ENTER:
+            return 0;
+        default:
+            break;
+    }
+
     // If shift is held down, apply the original uppercase
     // translation table used under DOS.
     if ((SDL_GetModState() & KMOD_SHIFT) != 0 && result >= 0
diff --git a/src/st_widgets.c b/src/st_widgets.c
index ebd84fd9..9704f767 100644
--- a/src/st_widgets.c
+++ b/src/st_widgets.c
@@ -403,7 +403,7 @@ boolean ST_MessagesResponder(event_t *ev)
             ch = ch - '0';
             if (ch < 0 || ch > 9)
             {
-                return false;
+                return true;
             }
             const char *macromessage = chat_macros[ch];
 
@@ -432,7 +432,7 @@ boolean ST_MessagesResponder(event_t *ev)
             {
                 txt = ev->data1.i;
             }
-            else if (ch == KEY_ENTER)
+            else if (ch == KEY_ENTER || ch == KEY_BACKSPACE)
             {
                 txt = ch;
             }