multi/watcher.lua
Ryan a64482e695 Added the files
Initial file addition
2017-06-01 20:49:33 -04:00

34 lines
858 B
Lua

require("multi")
function multi:newWatcher(namespace,name)
local function WatcherObj(ns,n)
if self.Type=='queue' then
print("Cannot create a watcher on a queue! Creating on 'multi' instead!")
self=multi
end
local c=self:newBase()
c.Type='watcher'
c.ns=ns
c.n=n
c.cv=ns[n]
function c:OnValueChanged(func)
table.insert(self.func,func)
end
function c:Act()
if self.cv~=self.ns[self.n] then
for i=1,#self.func do
self.func[i](self,self.cv,self.ns[self.n])
end
self.cv=self.ns[self.n]
end
end
self:create(c)
return c
end
if type(namespace)~='table' and type(namespace)=='string' then
return WatcherObj(_G,namespace)
elseif type(namespace)=='table' and (type(name)=='string' or 'number') then
return WatcherObj(namespace,name)
else
print('Warning, invalid arguments! Nothing returned!')
end
end