Files
aux-addon-ClassicAPI/control.lua
T
Manuel Simon Hirsig c2cef5b142 big refactoring
2016-08-22 22:30:16 +02:00

97 lines
2.0 KiB
Lua

module 'aux'
event_frame = CreateFrame 'Frame'
listeners = t
threads = t
public.thread_id = nil
function LOAD()
event_frame:SetScript('OnUpdate', UPDATE)
event_frame:SetScript('OnEvent', EVENT)
end
function EVENT()
for _, listener in listeners do
if event == listener.event and not listener.killed then
listener.cb(listener.kill)
end
end
end
function UPDATE()
for _, listener in listeners do
if not any(listeners, function(l) return not l.killed and l.event == listener.event end) then
event_frame:UnregisterEvent(listener.event)
end
end
listeners = filter(listeners, function(l) return not l.killed end)
threads = filter(threads, function(th) return not th.killed end)
for id, thread in threads do
if not thread.killed then
local k = thread.k
thread.k = nil
thread_id = id
k()
thread_id = nil
if not thread.k then
thread.killed = true
end
end
end
end
do
local id = 0
function accessor.id() id = id + 1; return id end
end
function public.kill_listener(listener_id)
for _, listener in {listeners[listener_id]} do
listener.killed = true
end
end
function public.kill_thread(thread_id)
for _, thread in {threads[thread_id]} do
thread.killed = true
end
end
function public.event_listener(event, cb)
local listener_id = id
listeners[listener_id] = {event=event, cb=cb, kill=function(...) if arg.n == 0 or arg[1] then kill_listener(listener_id) end end}
event_frame:RegisterEvent(event)
return listener_id
end
function public.on_next_event(event, callback)
event_listener(event, function(kill)
callback()
kill()
end)
end
function public.thread(k, ...)
local thread_id = id
threads[thread_id] = {k = L(k, unpack(arg))}
return thread_id
end
function public.wait(k, ...)
if type(k) == 'number' then
when(function() k = k - 1 return k <= 1 end, unpack(arg))
else
threads[thread_id].k = L(k, unpack(arg))
end
end
function public.when(p, k, ...)
if p() then
return k(unpack(arg))
else
return wait(when, p, L(k, unpack(arg)))
end
end