d1ea1f4c7f
Update the license headers throughout the repository to reference Google LLC rather than Google Inc, for the required license headers. PR Close #37205
45 lines
1.6 KiB
TypeScript
45 lines
1.6 KiB
TypeScript
/**
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* @license
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* Copyright Google LLC All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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/**
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* Additional `EventTarget` methods added by `Zone.js`.
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*
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* 1. removeAllListeners, remove all event listeners of the given event name.
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* 2. eventListeners, get all event listeners of the given event name.
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*/
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interface EventTarget {
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/**
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*
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* Remove all event listeners by name for this event target.
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*
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* This method is optional because it may not be available if you use `noop zone` when
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* bootstrapping Angular application or disable the `EventTarget` monkey patch by `zone.js`.
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*
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* If the `eventName` is provided, will remove event listeners of that name.
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* If the `eventName` is not provided, will remove all event listeners associated with
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* `EventTarget`.
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*
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* @param eventName the name of the event, such as `click`. This parameter is optional.
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*/
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removeAllListeners?(eventName?: string): void;
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/**
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*
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* Retrieve all event listeners by name.
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*
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* This method is optional because it may not be available if you use `noop zone` when
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* bootstrapping Angular application or disable the `EventTarget` monkey patch by `zone.js`.
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*
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* If the `eventName` is provided, will return an array of event handlers or event listener
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* objects of the given event.
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* If the `eventName` is not provided, will return all listeners.
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*
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* @param eventName the name of the event, such as click. This parameter is optional.
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*/
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eventListeners?(eventName?: string): EventListenerOrEventListenerObject[];
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}
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