35 lines
789 B
TypeScript
35 lines
789 B
TypeScript
interface EventType {
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readonly callback: Function;
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readonly once: boolean;
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}
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export default class EventEmitter {
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private _events;
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/**
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* 监听一个事件
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* @param evt
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* @param callback
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* @param once
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*/
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on(evt: string, callback: Function, once?: boolean): this;
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/**
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* 监听一个事件一次
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* @param evt
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* @param callback
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*/
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once(evt: string, callback: Function): this;
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/**
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* 触发一个事件
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* @param evt
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* @param args
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*/
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emit(evt: string, ...args: any[]): void;
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/**
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* 取消监听一个事件，或者一个channel
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* @param evt
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* @param callback
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*/
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off(evt?: string, callback?: Function): this;
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getEvents(): Record<string, EventType[]>;
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}
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export {};
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