From 8641f6e99d54e10291c4c73aa25ec8e932c50cdb Mon Sep 17 00:00:00 2001
From: "Ryan C. Gordon" <icculus@icculus.org>
Date: Tue, 7 Apr 2020 14:03:13 -0400
Subject: [PATCH] emscripten: support KaiOS's Left Soft Key and Right Soft Key
 (thanks, pelya!).

Fixes Bugzilla #5027.
---
 src/video/emscripten/SDL_emscriptenevents.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/video/emscripten/SDL_emscriptenevents.c b/src/video/emscripten/SDL_emscriptenevents.c
index 14ebc1763..04fcd275e 100644
--- a/src/video/emscripten/SDL_emscriptenevents.c
+++ b/src/video/emscripten/SDL_emscriptenevents.c
@@ -485,6 +485,16 @@ Emscripten_HandleKey(int eventType, const EmscriptenKeyboardEvent *keyEvent, voi
     if (keyEvent->keyCode < SDL_arraysize(emscripten_scancode_table)) {
         scancode = emscripten_scancode_table[keyEvent->keyCode];
 
+        if (keyEvent->keyCode == 0) {
+            /* KaiOS Left Soft Key and Right Soft Key, they act as OK/Next/Menu and Cancel/Back/Clear */
+            if (SDL_strncmp(keyEvent->key, "SoftLeft", 9) == 0) {
+                scancode = SDL_SCANCODE_AC_FORWARD;
+            }
+            if (SDL_strncmp(keyEvent->key, "SoftRight", 10) == 0) {
+                scancode = SDL_SCANCODE_AC_BACK;
+            }
+        }
+
         if (scancode != SDL_SCANCODE_UNKNOWN) {
 
             if (keyEvent->location == DOM_KEY_LOCATION_RIGHT) {