From edaf3f9c9c13bde969e1627cb9e1240da9114275 Mon Sep 17 00:00:00 2001
From: Charlie Birks <charlie@daftgames.net>
Date: Tue, 21 Apr 2020 15:02:06 +0100
Subject: [PATCH] emscripten: Extend the "nav key" blacklist

Add the F keys and Ctrl/Alt+*. Consistent with other naviagtion
disabling. Also, none of these generate keypress events anyway.
---
 src/video/emscripten/SDL_emscriptenevents.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/video/emscripten/SDL_emscriptenevents.c b/src/video/emscripten/SDL_emscriptenevents.c
index a6aa3dee4..80929af89 100644
--- a/src/video/emscripten/SDL_emscriptenevents.c
+++ b/src/video/emscripten/SDL_emscriptenevents.c
@@ -576,7 +576,10 @@ Emscripten_HandleKey(int eventType, const EmscriptenKeyboardEvent *keyEvent, voi
                  keyEvent->keyCode == 37 /* left */ ||
                  keyEvent->keyCode == 38 /* up */ ||
                  keyEvent->keyCode == 39 /* right */ ||
-                 keyEvent->keyCode == 40 /* down */;
+                 keyEvent->keyCode == 40 /* down */ ||
+                 (keyEvent->keyCode >= 112 && keyEvent->keyCode <= 135) /* F keys*/ ||
+                 keyEvent->ctrlKey ||
+                 keyEvent->altKey;
 
     if (eventType == EMSCRIPTEN_EVENT_KEYDOWN && SDL_GetEventState(SDL_TEXTINPUT) == SDL_ENABLE && !is_nav_key)
         prevent_default = SDL_FALSE;