Experimental: this API is experimental and might be changed or removed in the future.

CallbackEventHandler.RegisterCallback

マニュアルに切り替える
public void RegisterCallback (EventCallback<TEventType> callback, Experimental.UIElements.TrickleDown useTrickleDown);
public void RegisterCallback (EventCallback<TEventType,TUserArgsType> callback, TUserArgsType userArgs, Experimental.UIElements.TrickleDown useTrickleDown);

パラメーター

callbackThe event handler to add.
useTrickleDownBy default, this callback is called during the BubbleUp phase. Pass TrickleDown.TrickleDown to call this callback during the TrickleDown phase.
userArgsData to pass to the callback.

説明

Adds an event handler to the instance. If the event handler has already been registered for the same phase (either TrickleDown or BubbleUp) then this method has no effect.