builtin/mainmenu/async_event.lua

   1
   2 core.async_jobs = {}
   3
   4 local function handle_job(jobid, serialized_retval)
   5         local retval = core.deserialize(serialized_retval)
   6         assert(type(core.async_jobs[jobid]) == "function")
   7         core.async_jobs[jobid](retval)
   8         core.async_jobs[jobid] = nil
   9 end
  10
  11 core.async_event_handler = handle_job
  12
  13 function core.handle_async(func, parameter, callback)
  14         -- Serialize function
  15         local serialized_func = string.dump(func)
  16
  17         assert(serialized_func ~= nil)
  18
  19         -- Serialize parameters
  20         local serialized_param = core.serialize(parameter)
  21
  22         if serialized_param == nil then
  23                 return false
  24         end
  25
  26         local jobid = core.do_async_callback(serialized_func, serialized_param)
  27
  28         core.async_jobs[jobid] = callback
  29
  30         return true
  31 end
  32