export interface ISerializableState {
    /**
     * Future proofing
     *
     * Lib consumers are likely to store the `ISerilizableState` somewhere to let users resume where they left of last time. But that "last time" could be years!!
     * Given that, should things move around in internal/external API/behaviour (like path resolution, encoding method etc.) this will allow us to provide backwards compatibilty.
     */
    specVersion: number;
    scrollPosition: number;
    expandedDirectories: {
        atSurface: string[];
        buried: string[];
    };
}
export declare enum TreeStateEvent {
    DidChangeScrollOffset = 1,
    DidChangeDirExpansionState = 2,
    DidChangeRelativePath = 3,
    DidChange = 4,
    DidLoadState = 5
}
export declare enum TreeStateWatcherChangeType {
    ScrollOffset = 1,
    DirExpansionState = 2,
    PathsUpdated = 3
}