import { EventTrigger } from "./Trigger.js";
/**
 * @deprecated 废弃，不再使用，请使用新的 {@link import("./v2/EventRegistry").EventRegistry}。另外，如果你使用了此LegacyEvent中的自定义事件，webpack打包或者类似的操作将无法完成。
 */
declare class TriggerBuilder {
    #private;
    constructor(identifier?: any);
    id(identifier: any): this;
    identifier(): this;
    namespace(): this;
    eventSignalClass(n: any): this;
    eventClass(n: any): this;
    filterResolver(n: any): this;
    firebug(n: any): this;
    firebugAsync(n: any): this;
    onSubscribe(n: any): this;
    onUnsubscribe(n: any): this;
    whenFirstSubscribe(n: any): this;
    get onFirstSubscribe(): void;
    whenLastUnsubscribe(n: any): this;
    get onLastUnsubscribe(): void;
    build(): EventTrigger;
}
export { TriggerBuilder };
export { TriggerBuilder as EventTriggerBuilder };