import { IEvent } from '..';
import { IDispatcher, TListener } from './meta';
export declare abstract class DispatcherBase<T> implements IDispatcher<T> {
    readonly id: string;
    listeners: {
        [k: string]: TListener<T>[];
    };
    target: any;
    private _isOn;
    once(event: IEvent<T>, callback: TListener<T>['callback']): void;
    get isOn(): boolean;
    turnOn(): void;
    turnOff(): void;
    on(event: IEvent<T>, callback: TListener<T>['callback'], options?: {}): void;
    off(event: IEvent<T>, callback?: TListener<T>['callback']): void;
    dispatch(event: IEvent<T>): boolean | void;
    dispose(): void;
    abstract validateEvent(event: any): void;
}
export declare const validate: (event: any, cls: new (...args: any[]) => any) => void;