---@class cc.EventCustom :cc.Event local EventCustom={ } cc.EventCustom=EventCustom ---* Gets event name.
---* return The name of the event. ---@return string function EventCustom:getEventName () end ---* Constructor.
---* param eventName A given name of the custom event.
---* js ctor ---@param eventName string ---@return self function EventCustom:EventCustom (eventName) end