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onBeforeTaskDelete

Description​

Fires before the user deletes a task

onBeforeTaskDelete: (id: string | number, task: Task) => boolean;

Parameters​

  • id - (required) string | number - the task id
  • task - (required) Task - the task object

Returns​

  • result - (boolean) - defines whether the default action of the event will be triggered (true) or canceled (false)

Example​

gantt.attachEvent("onBeforeTaskDelete", function(id,task){
    //any custom logic here
    return true;
});

Details​

The event is blockable. Return false to cancel deleting of the task.