sfinv_buttons: enhance, cleanup and tidy code.
- Allow parameter for button position - allow multiple colums for button position > 9
This commit is contained in:
Alexander Weber
parent
e73565b923
commit
25594009b0
@ -1,62 +1,59 @@
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-- Based on "https://gist.githubusercontent.com/rubenwardy/10074b66bd6e409c72c3ad0f79f5771a/raw/47389bbf0dc6badd79362361d0592053add7ceab/init.lua
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-- Boilerplate to support localized strings if intllib mod is installed.
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local S
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if minetest.get_modpath("intllib") then
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S = intllib.Getter()
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else
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S = function(s) return s end
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end
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local buttons = {}
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local button_names_sorted = {}
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local buttons_num = 0
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local button_prefix = "sfinv_button_"
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local last_button = 0
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-- Stores selected index in textlist
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local player_indexes = {}
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local player_selections = {}
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sfinv_buttons = {}
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sfinv_buttons = { registered_buttons = {}, MAX_ROWS = 9 }
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sfinv_buttons.register_button = function(name, def)
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buttons[name] = def
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table.insert(button_names_sorted, name)
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buttons_num = buttons_num + 1
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end
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-- Turns a textlist index to a button name
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local index_to_button_name = function(index, player)
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local internal_index = 1
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for i=1, #button_names_sorted do
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local name = button_names_sorted[i]
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local def = buttons[name]
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if internal_index == index then
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if def.show == nil or def.show(player) == true then
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return name
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def.button_name = button_prefix .. minetest.get_current_modname() .. '_' .. name
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local idx_start = def.position or 1
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local idx_end = last_button + 1
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if idx_start > idx_end then
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sfinv_buttons.registered_buttons[idx_start] = def
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if idx_start > last_button then
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last_button = idx_start
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end
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else
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local bubble = def
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for idx = idx_start, idx_end do
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local current = sfinv_buttons.registered_buttons[idx]
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if not current then
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-- free slot found
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sfinv_buttons.registered_buttons[idx] = bubble
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if idx > last_button then
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last_button = idx
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end
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break
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elseif bubble.position and (not current.position or current.position < bubble.position ) then
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-- swap bubble
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sfinv_buttons.registered_buttons[idx] = bubble
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bubble = current
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end
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end
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internal_index = internal_index + 1
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end
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return
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end
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smart_sfinv_api.register_enhancement({
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make_formspec = function(handler, player, context, content, show_inv)
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handler.formspec_size_add_w = handler.formspec_size_add_w + 1
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if last_button == 0 then -- no buttons
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return
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end
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local x = 8.1
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local y = 0
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handler.formspec_size_add_w = handler.formspec_size_add_w + math.floor(last_button / sfinv_buttons.MAX_ROWS) + 1
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local retval = ""
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local buttons_added = 0
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for i=1, #button_names_sorted do
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local name = button_names_sorted[i]
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local def = buttons[name]
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if def.show == nil or def.show(player) == true then
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local button_id = minetest.formspec_escape(button_prefix .. name)
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for idx = 1, last_button do
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def = sfinv_buttons.registered_buttons[idx]
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local x = 8.1 + math.floor(idx / sfinv_buttons.MAX_ROWS)
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local y = (idx - 1) % sfinv_buttons.MAX_ROWS
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if def and (def.show == nil or def.show == true or def.show(player, context, content, show_inv) == true) then
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local button_id = minetest.formspec_escape(def.button_name)
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retval = retval .. table.concat({
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"image_button[",
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x, ",", y, ";",
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@ -64,38 +61,34 @@ smart_sfinv_api.register_enhancement({
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def.image, ";",
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button_id, ";]"}, "")
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local tooltip = def.title
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if def.tooltip and def.tooltip ~= def.title then
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tooltip = tooltip or ""
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tooltip = tooltip .. " " .. def.tooltip
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local tooltip
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if def.title then
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if def.tooltip and def.tooltip ~= def.title then
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tooltip = def.tooltip .. " " .. def.tooltip
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else
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tooltip = def.title
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end
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else
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tooltip = def.tooltip
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end
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if tooltip ~= nil then
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if tooltip then
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retval = retval .. "tooltip["..button_id..";"..
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minetest.formspec_escape(tooltip).."]"
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end
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y = y + 1
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end
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end
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handler.formspec_after_navfs = handler.formspec_after_navfs .. retval
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end,
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receive_fields = function(handler, player, context, fields)
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local player_name = player:get_player_name()
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-- TODO: Test support case when some buttons are hidden for player
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if fields.sfinv_buttons_action then
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local button = buttons[player_selections[player_name]]
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if button ~= nil and button.action ~= nil then
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button.action(player)
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end
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else
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for widget_name, _ in pairs(fields) do
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local id = string.sub(widget_name, string.len(button_prefix) + 1, -1)
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if buttons[id] ~= nil and buttons[id].action ~= nil then
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buttons[id].action(player)
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end
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local button_prefix_len = button_prefix:len()
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for idx = 1, last_button do
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def = sfinv_buttons.registered_buttons[idx]
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if def and fields[def.button_name] and def.action then
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def.action(player)
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break
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end
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end
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end
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