移除所有回调。
Trigger an event directly with the event name and necessary arguments.
event type
The first argument to be passed to the callback
The second argument to be passed to the callback
The third argument to be passed to the callback
The fourth argument to be passed to the callback
The fifth argument to be passed to the callback
Checks whether there is correspond event listener registered on the given event
Event type
Callback function when event triggered
Callback callee
Remove event listeners registered with the given event key, callback and target
Event type
The callback function of the event listener, if absent all event listeners for the given type will be removed
The callback callee of the event listener
Register an event listener to a given event key with callback and target.
Event type
Callback function when event triggered
Callback callee
Whether invoke the callback only once (and remove it)
Removes all callbacks registered in a certain event type or all callbacks registered with a certain target
The event type or target with which the listeners will be removed
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CallbacksInvoker is used to manager and invoke event listeners with different event keys, each key is mapped to a CallbackList.