import { Field, IDataHook } from "model-react";
import { LaunchMenu } from "../LaunchMenu";
import { LMSession } from "./LMSession";
/**
 * A class to manage the sessions for a LM instance
 */
export declare class SessionManager {
    protected LM: LaunchMenu;
    protected sessions: Field<LMSession[]>;
    /**
     * Creates a new session manager for the given LM instance
     * @param LM The LM instance to create a manager for
     */
    constructor(LM: LaunchMenu);
    /**
     * Disposes of all data in this session manager (destroying sessions)
     */
    destroy(): void;
    /**
     * Retrieves the sessions that are currently open
     * @param hook The hook to subscribe to changes
     * @returns The sessions that are currently open
     */
    getSessions(hook?: IDataHook): LMSession[];
    /**
     * Retrieves the session that is currently selected (the session in the last position)
     * @param hook The hook to subscribe to changes
     * @returns The current top session
     */
    getSelectedSession(hook?: IDataHook): LMSession | null;
    /**
     * Either adds or creates and adds a session
     * @param session The session to be added
     * @returns The created and added session
     */
    addSession(session?: LMSession): LMSession;
    /**
     * Removes the given session
     * @param session The session to be removed
     */
    removeSession(session: LMSession): void;
    /**
     * Selects the given session to be displayed
     * @param session The session to be displayed
     */
    selectSession(session: LMSession): void;
}
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