MultiCraft2/builtin/mainmenu/async_event.lua

32 lines
778 B
Lua

-- The main menu may be reloaded when the language is changed
core.async_jobs = core.async_jobs or {}
local function handle_job(jobid, serialized_retval)
local retval = core.deserialize(serialized_retval)
assert(type(core.async_jobs[jobid]) == "function")
core.async_jobs[jobid](retval)
core.async_jobs[jobid] = nil
end
core.async_event_handler = handle_job
function core.handle_async(func, parameter, callback)
-- Serialize function
local serialized_func = string.dump(func)
assert(serialized_func ~= nil)
-- Serialize parameters
local serialized_param = core.serialize(parameter)
if serialized_param == nil then
return false
end
local jobid = core.do_async_callback(serialized_func, serialized_param)
core.async_jobs[jobid] = callback
return true
end