/**
 * 事件记录列表
 */
export interface ISubject {
    [key: string]: {
        func: IEventHandler<any>;
        context?: any;
        once?: boolean;
        called?: boolean;
    }[];
}
/**
 * 标准事件对象
 * 参考 CustomEvent 事件对象结构
 */
export declare type ICustomEvent<T> = {
    type: string;
    detail?: T;
};
/**
 * 事件函数
 */
export declare type IEventHandler<T> = (evt: ICustomEvent<T>) => void;
/**
 * 事件管理对象
 */
export declare type IEvent<T> = {
    on: (func: IEventHandler<T>, context?: any) => void;
    once: (func: IEventHandler<T>, context?: any) => void;
    off: (func: IEventHandler<T>) => void;
    emit: (params?: T) => Promise<void>;
};