From 91114b562fb2c65467485008b810836f951274ea Mon Sep 17 00:00:00 2001
From: rubenwardy <rw@rubenwardy.com>
Date: Mon, 12 Aug 2019 18:16:35 +0100
Subject: Add support for set_formspec_prepend in main menu (#8611)

---
 src/script/lua_api/l_mainmenu.cpp | 16 ++++++++++++++++
 src/script/lua_api/l_mainmenu.h   |  2 ++
 2 files changed, 18 insertions(+)

(limited to 'src/script')

diff --git a/src/script/lua_api/l_mainmenu.cpp b/src/script/lua_api/l_mainmenu.cpp
index 2094da241..76db7ed13 100644
--- a/src/script/lua_api/l_mainmenu.cpp
+++ b/src/script/lua_api/l_mainmenu.cpp
@@ -106,6 +106,21 @@ int ModApiMainMenu::l_update_formspec(lua_State *L)
 	return 0;
 }
 
+/******************************************************************************/
+int ModApiMainMenu::l_set_formspec_prepend(lua_State *L)
+{
+	GUIEngine *engine = getGuiEngine(L);
+	sanity_check(engine != NULL);
+
+	if (engine->m_startgame)
+		return 0;
+
+	std::string formspec(luaL_checkstring(L, 1));
+	engine->setFormspecPrepend(formspec);
+
+	return 0;
+}
+
 /******************************************************************************/
 int ModApiMainMenu::l_start(lua_State *L)
 {
@@ -1041,6 +1056,7 @@ int ModApiMainMenu::l_do_async_callback(lua_State *L)
 void ModApiMainMenu::Initialize(lua_State *L, int top)
 {
 	API_FCT(update_formspec);
+	API_FCT(set_formspec_prepend);
 	API_FCT(set_clouds);
 	API_FCT(get_textlist_index);
 	API_FCT(get_table_index);
diff --git a/src/script/lua_api/l_mainmenu.h b/src/script/lua_api/l_mainmenu.h
index 9ff822960..b2ca49320 100644
--- a/src/script/lua_api/l_mainmenu.h
+++ b/src/script/lua_api/l_mainmenu.h
@@ -104,6 +104,8 @@ private:
 
 	static int l_update_formspec(lua_State *L);
 
+	static int l_set_formspec_prepend(lua_State *L);
+
 	static int l_get_screen_info(lua_State *L);
 
 	//filesystem
-- 
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