/**
 *
 * Copyright 2020-2026 Splunk Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */
import { Attributes } from '@opentelemetry/api';
export interface SplunkOtelWebEventTypes {
    'global-attributes-changed': {
        attributes: Attributes;
    };
    'session-changed': {
        sessionId: string;
    };
}
type SplunkEventListener<type extends keyof SplunkOtelWebEventTypes> = (event: {
    payload: SplunkOtelWebEventTypes[type];
}) => void;
type AddEventListenerOptions = {
    once?: boolean;
};
export declare class InternalEventTarget {
    protected events: Partial<{
        [T in keyof SplunkOtelWebEventTypes]: {
            listener: SplunkEventListener<T>;
            options: AddEventListenerOptions;
        }[];
    }>;
    addEventListener<T extends keyof SplunkOtelWebEventTypes>(type: T, listener: SplunkEventListener<T>, options?: AddEventListenerOptions): void;
    emit<T extends keyof SplunkOtelWebEventTypes>(type: T, payload: SplunkOtelWebEventTypes[T]): void;
    removeEventListener<T extends keyof SplunkOtelWebEventTypes>(type: T, listenerToRemove: SplunkEventListener<T>): void;
}
export interface SplunkOtelWebEventTarget {
    addEventListener: InternalEventTarget['addEventListener'];
    removeEventListener: InternalEventTarget['removeEventListener'];
}
export {};