fires when an event is being loaded from the data source

boolean onEventLoading(object ev);
evobjectthe event object (the object of a data item)
booleandefines whether the default action of the event will be triggered (true) or canceled (false)


scheduler.attachEvent("onEventLoading", function(ev){
    //any custom logic here
    return true;

  • The event is blockable. Return false and the data item won't be loaded into the scheduler.
  • The event is called for each data item in the data source.
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