65 lines
1.7 KiB
Lua
65 lines
1.7 KiB
Lua
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Events = {}
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--OnCloseEvent, OnOpenEvent, OnChangeItemEvent, OnSelectEvent
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ValidEvents = {
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["close"] = true,
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["open"] = true,
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["changeitem"] = true,
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["selectitem"] = true,
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["exit"] = true,
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["inputtext"] = true,
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}
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function ValidateEvents(eventName)
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return type(eventName) == "string" and ValidEvents[string.lower(eventName)] ~= nil
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end
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function ValidateInvokingEvent(identifier, eventName)
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return Events[identifier] ~= nil and Events[identifier][eventName] ~= nil
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end
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function RemoveEventsWithNameResource(nameResource)
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for identifier, v in pairs(Events) do
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for event, value in pairs(v) do
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for resource, val in pairs(value) do
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if resource == nameResource then
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Events[identifier][event][resource] = nil
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break
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end
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end
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end
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end
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end
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--Register event
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--Return true if event is registered, false if is not
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function On(identifier, eventName, cb)
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local invokingName = GetInvokingResource() or identifier
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eventName = string.lower(eventName)
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if not ValidateEvents(eventName) then
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return false
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end
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if Events[identifier] == nil then
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Events[identifier] = {}
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end
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if Events[identifier][eventName] == nil then
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Events[identifier][eventName] = {}
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end
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Events[identifier][eventName][invokingName] = cb
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return true
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end
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--Call event
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--@internal
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function CallOn(identifier, eventName, ...)
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if ValidateInvokingEvent(identifier, eventName) then
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for key, value in pairs(Events[identifier][eventName]) do
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if type(value) == "table" or type(value) == "function" then
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value(...)
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end
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end
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end
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end
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