From 54b2cdb67831b6f492b643872f65dafbfeb0c56e Mon Sep 17 00:00:00 2001
From: fallenoak <git@fallenoak.me>
Date: Fri, 7 Nov 2025 15:52:07 -0600
Subject: [PATCH] feat(ui): implement CSimpleButton_SetHighlightFontObject

---
 src/ui/CSimpleButtonScript.cpp | 23 ++++++++++++++++++++++-
 1 file changed, 22 insertions(+), 1 deletion(-)

diff --git a/src/ui/CSimpleButtonScript.cpp b/src/ui/CSimpleButtonScript.cpp
index 9ce8f99..7f4687e 100644
--- a/src/ui/CSimpleButtonScript.cpp
+++ b/src/ui/CSimpleButtonScript.cpp
@@ -159,7 +159,28 @@ int32_t CSimpleButton_GetDisabledFontObject(lua_State* L) {
 }
 
 int32_t CSimpleButton_SetHighlightFontObject(lua_State* L) {
-    WHOA_UNIMPLEMENTED(0);
+    auto type = CSimpleButton::GetObjectType();
+    auto button = static_cast<CSimpleButton*>(FrameScript_GetObjectThis(L, type));
+
+    CSimpleFont* font = nullptr;
+
+    if (lua_type(L, 2) == LUA_TSTRING) {
+        auto fontName = lua_tostring(L, 2);
+        font = CSimpleFont::GetFont(fontName, 0);
+    } else if (lua_type(L, 2) == LUA_TTABLE) {
+        lua_rawgeti(L, 2, 0);
+        font = static_cast<CSimpleFont*>(lua_touserdata(L, -1));
+        lua_settop(L, -2);
+    }
+
+    if (!button || !font || !font->IsA(CSimpleFont::GetObjectType())) {
+        return luaL_error(L, "Usage: %s:SetHighlightFontObject(\"fontname\")", button->GetDisplayName());
+    }
+
+    button->m_highlightFont = font;
+    button->UpdateTextState(button->m_state);
+
+    return 0;
 }
 
 int32_t CSimpleButton_GetHighlightFontObject(lua_State* L) {