import { Event } from "../../../../base/common/event.js";
import { IDisposable } from "../../../../base/common/lifecycle.js";
import { IRange } from "../../../common/core/range.js";
import { Selection } from "../../../common/core/selection.js";
import { IModelContentChangedEvent } from "../../../common/textModelEvents.js";
import { FoldingModel } from "./foldingModel.js";
export declare class HiddenRangeModel implements IDisposable {
    private readonly _foldingModel;
    private _hiddenRanges;
    private _foldingModelListener;
    private readonly _updateEventEmitter;
    private _hasLineChanges;
    get onDidChange(): Event<IRange[]>;
    get hiddenRanges(): IRange[];
    constructor(model: FoldingModel);
    notifyChangeModelContent(e: IModelContentChangedEvent): void;
    private updateHiddenRanges;
    private applyHiddenRanges;
    hasRanges(): boolean;
    isHidden(line: number): boolean;
    adjustSelections(selections: Selection[]): boolean;
    dispose(): void;
}