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Guide: Allow to move back and forth in alternates

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2016-08-06 23:04:51 +02:00
parent 23a27b38ae
commit a1e7b650ab
4 changed files with 33 additions and 6 deletions
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18
callbacks.lua
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@ -160,8 +160,8 @@ minetest.register_on_player_receive_fields(function(player, formname, fields)
{to_player=player_name, gain = 1.0})
end
-- alternate button
if not fields.alternate then
-- alternate buttons
if not (fields.alternate or fields.alternate_prev) then
return
end
minetest.sound_play("click",
@ -178,9 +178,17 @@ minetest.register_on_player_receive_fields(function(player, formname, fields)
if alternates <= 1 then
return
end
local alternate = unified_inventory.alternate[player_name] + 1
if alternate > alternates then
alternate = 1
local alternate
if fields.alternate then
alternate = unified_inventory.alternate[player_name] + 1
if alternate > alternates then
alternate = 1
end
elseif fields.alternate_prev then
alternate = unified_inventory.alternate[player_name] - 1
if alternate < 1 then
alternate = alternates
end
end
unified_inventory.alternate[player_name] = alternate
unified_inventory.set_inventory_formspec(player,