advtrains/formspec.lua


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local sformat = string.format
local fsescape = minetest.formspec_escape

-- Get current translator
local S = advtrains.translate

local function make_list(entries)
	local t = {}
	for k, v in ipairs(entries) do
		t[k] = fsescape(v)
	end
	return table.concat(t, ",")
end

local function S_wrapper(f, i0)
	return function(...)
		local args = {...}
		args[i0] = S(unpack(args,i0))
		return f(unpack(args,1,i0))
	end
end

local function f_button(x, y, w, id, text)
	return sformat("button[%f,%f;%f,0.75;%s;%s]", x, y, w, id, text)
end

local function f_checkbox(x, y, name, selected, label)
	return sformat("checkbox[%f,%f;%s;%s;%s]", x, y+0.25, name, label, selected and "true" or "false")
end

local function f_button_exit(x, y, w, id, text)
	return sformat("button_exit[%f,%f;%f,0.75;%s;%s]", x, y, w, id, text)
end

local function f_dropdown(x, y, w, id, entries, sel, indexed)
	return sformat("dropdown[%f,%f;%f,0.75;%s;%s;%d%s]",
		x, y, w, id, make_list(entries),