import { Directory, FileEntry } from 'aspen-core';
import { IDisposable } from 'notificar';
import { TargetMatchMode } from './types';
export declare class Decoration {
    /**
     * Do not mutate directly, use `Decoration#addCSSClass()` / `Decoration#removeCSSClass` instead
     */
    readonly cssClasslist: Set<string>;
    private _appliedTargetsDisposables;
    private _negatedTargetsDisposables;
    private _appliedTargets;
    private _negatedTargets;
    private _disabled;
    private events;
    constructor();
    constructor(...cssClasslist: string[]);
    disabled: boolean;
    readonly appliedTargets: Map<FileEntry | Directory, TargetMatchMode>;
    readonly negatedTargets: Map<FileEntry | Directory, TargetMatchMode>;
    addCSSClass(classname: string): void;
    removeCSSClass(classname: string): void;
    addTarget(directory: Directory, flags: TargetMatchMode): void;
    addTarget(file: FileEntry): void;
    removeTarget(directory: Directory): void;
    removeTarget(file: FileEntry): void;
    negateTarget(directory: Directory, flags: TargetMatchMode): void;
    negateTarget(file: FileEntry): void;
    unNegateTarget(directory: Directory): void;
    unNegateTarget(file: FileEntry): void;
    onDidAddTarget(callback: (decoration: Decoration, target: FileEntry | Directory, flags: TargetMatchMode) => void): IDisposable;
    onDidRemoveTarget(callback: (decoration: Decoration, target: FileEntry | Directory) => void): IDisposable;
    onDidNegateTarget(callback: (decoration: Decoration, target: FileEntry | Directory, flags: TargetMatchMode) => void): IDisposable;
    onDidUnNegateTarget(callback: (decoration: Decoration, target: FileEntry | Directory) => void): IDisposable;
    onDidRemoveCSSClassname(callback: (decoration: Decoration, classname: string) => void): IDisposable;
    onDidAddCSSClassname(callback: (decoration: Decoration, classname: string) => void): IDisposable;
    onDidEnableDecoration(callback: (decoration: Decoration) => void): IDisposable;
    onDidDisableDecoration(callback: (decoration: Decoration) => void): IDisposable;
}