From 3edf8803015774e3712b63532d4fb3916d4d166f Mon Sep 17 00:00:00 2001
From: Wuzzy <Wuzzy2@mail.ru>
Date: Thu, 7 Mar 2019 13:05:26 +0100
Subject: [PATCH] Add minimal formspec prepend

---
 mods/CORE/mcl_init/init.lua               | 8 ++++++--
 mods/HELP/mcl_craftguide/init.lua         | 3 +--
 mods/HUD/mcl_formspec_prepend/depends.txt | 1 +
 mods/HUD/mcl_formspec_prepend/init.lua    | 3 +++
 mods/HUD/mcl_formspec_prepend/mod.conf    | 1 +
 5 files changed, 12 insertions(+), 4 deletions(-)
 create mode 100644 mods/HUD/mcl_formspec_prepend/depends.txt
 create mode 100644 mods/HUD/mcl_formspec_prepend/init.lua
 create mode 100644 mods/HUD/mcl_formspec_prepend/mod.conf

diff --git a/mods/CORE/mcl_init/init.lua b/mods/CORE/mcl_init/init.lua
index de50bf00..7f310b9a 100644
--- a/mods/CORE/mcl_init/init.lua
+++ b/mods/CORE/mcl_init/init.lua
@@ -1,12 +1,16 @@
 -- Some global variables (don't overwrite them!)
 mcl_vars = {}
 
---- GUI / inventory menu colors
+--- GUI / inventory menu settings
 mcl_vars.gui_slots = "listcolors[#9990;#FFF7;#FFF0;#000;#FFF]"
+-- nonbg is added as formspec prepend in mcl_formspec_prepend
+mcl_vars.gui_nonbg = mcl_vars.gui_slots
+
+-- Background stuff must be manually added by mods (no formspec prepend)
 mcl_vars.gui_bg = "bgcolor[#080808BB;true]"
 mcl_vars.gui_bg_img = ""
 
-mcl_vars.inventory_header = mcl_vars.gui_slots .. mcl_vars.gui_bg
+mcl_vars.inventory_header = mcl_vars.gui_bg
 
 -- Mapgen variables
 local mg_name = minetest.get_mapgen_setting("mg_name")
diff --git a/mods/HELP/mcl_craftguide/init.lua b/mods/HELP/mcl_craftguide/init.lua
index 6b3d4132..3c821706 100644
--- a/mods/HELP/mcl_craftguide/init.lua
+++ b/mods/HELP/mcl_craftguide/init.lua
@@ -315,8 +315,7 @@ function craftguide:get_formspec(player_name, is_fuel)
 	data.pagemax = max(1, ceil(#data.items / ipp))
 
 	local formspec = "size["..data.iX..","..(iY+3)..".6;]"..
-			mcl_vars.gui_slots ..
-			mcl_vars.gui_bg ..
+			mcl_vars.inventory_header..
 			[=[background[1,1;1,1;craftguide_bg.png;true]
 			button[2.4,0.21;0.8,0.5;search;?]
 			button[3.05,0.21;0.8,0.5;clear;X]
diff --git a/mods/HUD/mcl_formspec_prepend/depends.txt b/mods/HUD/mcl_formspec_prepend/depends.txt
new file mode 100644
index 00000000..3b355984
--- /dev/null
+++ b/mods/HUD/mcl_formspec_prepend/depends.txt
@@ -0,0 +1 @@
+mcl_init
diff --git a/mods/HUD/mcl_formspec_prepend/init.lua b/mods/HUD/mcl_formspec_prepend/init.lua
new file mode 100644
index 00000000..0eb97de6
--- /dev/null
+++ b/mods/HUD/mcl_formspec_prepend/init.lua
@@ -0,0 +1,3 @@
+minetest.register_on_joinplayer(function(player)
+	player:set_formspec_prepend(mcl_vars.gui_nonbg)
+end)
diff --git a/mods/HUD/mcl_formspec_prepend/mod.conf b/mods/HUD/mcl_formspec_prepend/mod.conf
new file mode 100644
index 00000000..c576d449
--- /dev/null
+++ b/mods/HUD/mcl_formspec_prepend/mod.conf
@@ -0,0 +1 @@
+name = mcl_formspec_prepend