import { IKeyboardEvent } from '../browser/keyboardEvent';
import { IMouseEvent } from '../browser/mouseEvent';
import { Emitter, Event } from '../common/event';
import { IDisposable } from '../common/lifecycle';
export declare function clearNode(node: HTMLElement): void;
export declare function removeNode(node: HTMLElement): void;
export declare function isInDOM(node: Node | null): boolean;
type ModifierKey = 'alt' | 'ctrl' | 'shift' | 'meta';
export interface IModifierKeyStatus {
    altKey: boolean;
    shiftKey: boolean;
    ctrlKey: boolean;
    metaKey: boolean;
    lastKeyPressed?: ModifierKey;
    lastKeyReleased?: ModifierKey;
    event?: KeyboardEvent;
}
export declare class ModifierKeyEmitter extends Emitter<IModifierKeyStatus> {
    private _keyStatus;
    private static instance;
    private constructor();
    get keyStatus(): IModifierKeyStatus;
    get isModifierPressed(): boolean;
    /**
     * Allows to explicitly reset the key status based on more knowledge (#109062)
     */
    resetKeyStatus(): void;
    private doResetKeyStatus;
    static getInstance(): ModifierKeyEmitter;
    dispose(): void;
}
export declare const hasClass: (node: HTMLElement, className: string) => boolean;
export declare const addClass: (node: HTMLElement, className: string) => void;
export declare const addClasses: (node: HTMLElement, ...classNames: string[]) => void;
export declare const removeClass: (node: HTMLElement, className: string) => void;
export declare const removeClasses: (node: HTMLElement, ...classNames: string[]) => void;
export declare const toggleClass: (node: HTMLElement, className: string, shouldHaveIt?: boolean) => void;
export declare function addDisposableListener<K extends keyof GlobalEventHandlersEventMap>(node: EventTarget, type: K, handler: (event: GlobalEventHandlersEventMap[K]) => void, useCapture?: boolean): IDisposable;
export declare function addDisposableListener(node: EventTarget, type: string, handler: (event: any) => void, useCapture?: boolean): IDisposable;
export declare function addDisposableListener(node: EventTarget, type: string, handler: (event: any) => void, options: AddEventListenerOptions): IDisposable;
export interface IAddStandardDisposableListenerSignature {
    (node: HTMLElement, type: 'click', handler: (event: IMouseEvent) => void, useCapture?: boolean): IDisposable;
    (node: HTMLElement, type: 'mousedown', handler: (event: IMouseEvent) => void, useCapture?: boolean): IDisposable;
    (node: HTMLElement, type: 'keydown', handler: (event: IKeyboardEvent) => void, useCapture?: boolean): IDisposable;
    (node: HTMLElement, type: 'keypress', handler: (event: IKeyboardEvent) => void, useCapture?: boolean): IDisposable;
    (node: HTMLElement, type: 'keyup', handler: (event: IKeyboardEvent) => void, useCapture?: boolean): IDisposable;
    (node: HTMLElement, type: string, handler: (event: any) => void, useCapture?: boolean): IDisposable;
}
export declare const addStandardDisposableListener: IAddStandardDisposableListenerSignature;
export declare function addDisposableNonBubblingMouseOutListener(node: Element, handler: (event: MouseEvent) => void): IDisposable;
/**
 * Schedule a callback to be run at the next animation frame.
 * This allows multiple parties to register callbacks that should run at the next animation frame.
 * If currently in an animation frame, `runner` will be executed immediately.
 * @return token that can be used to cancel the scheduled runner (only if `runner` was not executed immediately).
 */
export declare let runAtThisOrScheduleAtNextAnimationFrame: (runner: () => void, priority?: number) => IDisposable;
/**
 * Schedule a callback to be run at the next animation frame.
 * This allows multiple parties to register callbacks that should run at the next animation frame.
 * If currently in an animation frame, `runner` will be executed at the next animation frame.
 * @return token that can be used to cancel the scheduled runner.
 */
export declare let scheduleAtNextAnimationFrame: (runner: () => void, priority?: number) => IDisposable;
export declare function measure(callback: () => void): IDisposable;
export declare function modify(callback: () => void): IDisposable;
/**
 * Add a throttled listener. `handler` is fired at most every 16ms or with the next animation frame (if browser supports it).
 */
export interface IEventMerger<R, E> {
    (lastEvent: R | null, currentEvent: E): R;
}
export interface DOMEvent {
    preventDefault(): void;
    stopPropagation(): void;
}
export declare function addDisposableThrottledListener<R, E extends DOMEvent = DOMEvent>(node: any, type: string, handler: (event: R) => void, eventMerger?: IEventMerger<R, E>, minimumTimeMs?: number): IDisposable;
export declare function getComputedStyle(el: HTMLElement): CSSStyleDeclaration;
export declare function getClientArea(element: HTMLElement): Dimension;
/**
 * Returns the effective zoom on a given element before window zoom level is applied
 */
export declare function getDomNodeZoomLevel(domNode: HTMLElement): number;
export declare class Dimension {
    width: number;
    height: number;
    constructor(width: number, height: number);
    static equals(a: Dimension | undefined, b: Dimension | undefined): boolean;
}
export declare function getTopLeftOffset(element: HTMLElement): {
    left: number;
    top: number;
};
export interface IDomNodePagePosition {
    left: number;
    top: number;
    width: number;
    height: number;
}
export declare function size(element: HTMLElement, width: number, height: number): void;
export declare function position(element: HTMLElement, top: number, right?: number, bottom?: number, left?: number, position?: string): void;
/**
 * Returns the position of a dom node relative to the entire page.
 */
export declare function getDomNodePagePosition(domNode: HTMLElement): IDomNodePagePosition;
export interface IStandardWindow {
    readonly scrollX: number;
    readonly scrollY: number;
}
export declare const StandardWindow: IStandardWindow;
export declare function getTotalWidth(element: HTMLElement): number;
export declare function getContentWidth(element: HTMLElement): number;
export declare function getTotalScrollWidth(element: HTMLElement): number;
export declare function getContentHeight(element: HTMLElement): number;
export declare function getTotalHeight(element: HTMLElement): number;
export declare function getLargestChildWidth(parent: HTMLElement, children: HTMLElement[]): number;
export declare function isAncestor(testChild: Node | null, testAncestor: Node | null): boolean;
export declare function findParentWithClass(node: HTMLElement, clazz: string, stopAtClazzOrNode?: string | HTMLElement): HTMLElement | null;
export declare function createStyleSheet(container?: HTMLElement): HTMLStyleElement;
export declare function createCSSRule(selector: string, cssText: string, style?: HTMLStyleElement): void;
export declare function removeCSSRulesContainingSelector(ruleName: string, style?: HTMLStyleElement): void;
export declare function isHTMLElement(o: any): o is HTMLElement;
export declare const EventType: {
    readonly CLICK: "click";
    readonly AUXCLICK: "auxclick";
    readonly DBLCLICK: "dblclick";
    readonly MOUSE_UP: "mouseup";
    readonly MOUSE_DOWN: "mousedown";
    readonly MOUSE_OVER: "mouseover";
    readonly MOUSE_MOVE: "mousemove";
    readonly MOUSE_OUT: "mouseout";
    readonly MOUSE_ENTER: "mouseenter";
    readonly MOUSE_LEAVE: "mouseleave";
    readonly MOUSE_WHEEL: "wheel";
    readonly POINTER_UP: "pointerup";
    readonly POINTER_DOWN: "pointerdown";
    readonly POINTER_MOVE: "pointermove";
    readonly POINTER_LEAVE: "pointerleave";
    readonly CONTEXT_MENU: "contextmenu";
    readonly WHEEL: "wheel";
    readonly KEY_DOWN: "keydown";
    readonly KEY_PRESS: "keypress";
    readonly KEY_UP: "keyup";
    readonly LOAD: "load";
    readonly BEFORE_UNLOAD: "beforeunload";
    readonly UNLOAD: "unload";
    readonly PAGE_SHOW: "pageshow";
    readonly PAGE_HIDE: "pagehide";
    readonly ABORT: "abort";
    readonly ERROR: "error";
    readonly RESIZE: "resize";
    readonly SCROLL: "scroll";
    readonly FULLSCREEN_CHANGE: "fullscreenchange";
    readonly WK_FULLSCREEN_CHANGE: "webkitfullscreenchange";
    readonly SELECT: "select";
    readonly CHANGE: "change";
    readonly SUBMIT: "submit";
    readonly RESET: "reset";
    readonly FOCUS: "focus";
    readonly FOCUS_IN: "focusin";
    readonly FOCUS_OUT: "focusout";
    readonly BLUR: "blur";
    readonly INPUT: "input";
    readonly STORAGE: "storage";
    readonly DRAG_START: "dragstart";
    readonly DRAG: "drag";
    readonly DRAG_ENTER: "dragenter";
    readonly DRAG_LEAVE: "dragleave";
    readonly DRAG_OVER: "dragover";
    readonly DROP: "drop";
    readonly DRAG_END: "dragend";
    readonly ANIMATION_START: "animationstart" | "webkitAnimationStart";
    readonly ANIMATION_END: "animationend" | "webkitAnimationEnd";
    readonly ANIMATION_ITERATION: "animationiteration" | "webkitAnimationIteration";
};
export interface EventLike {
    preventDefault(): void;
    stopPropagation(): void;
}
export declare const EventHelper: {
    stop: (e: EventLike, cancelBubble?: boolean) => void;
};
export interface IFocusTracker {
    onDidFocus: Event<void>;
    onDidBlur: Event<void>;
    dispose(): void;
}
export declare function saveParentsScrollTop(node: Element): number[];
export declare function restoreParentsScrollTop(node: Element, state: number[]): void;
export declare function trackFocus(element: HTMLElement | Window): IFocusTracker;
export declare function append<T extends Node>(parent: HTMLElement, ...children: T[]): T;
export declare function prepend<T extends Node>(parent: HTMLElement, child: T): T;
export declare function $<T extends HTMLElement>(description: string, attrs?: {
    [key: string]: any;
}, ...children: Array<Node | string>): T;
export declare function join(nodes: Node[], separator: Node | string): Node[];
export declare function show(...elements: HTMLElement[]): void;
export declare function hide(...elements: HTMLElement[]): void;
export declare function removeTabIndexAndUpdateFocus(node: HTMLElement): void;
export declare function getElementsByTagName(tag: string): HTMLElement[];
export declare function finalHandler<T extends DOMEvent>(fn: (event: T) => any): (event: T) => any;
export declare function domContentLoaded(): Promise<any>;
/**
 * Find a value usable for a dom node size such that the likelihood that it would be
 * displayed with constant screen pixels size is as high as possible.
 *
 * e.g. We would desire for the cursors to be 2px (CSS px) wide. Under a devicePixelRatio
 * of 1.25, the cursor will be 2.5 screen pixels wide. Depending on how the dom node aligns/"snaps"
 * with the screen pixels, it will sometimes be rendered with 2 screen pixels, and sometimes with 3 screen pixels.
 */
export declare function computeScreenAwareSize(cssPx: number): number;
/**
 * See https://github.com/Microsoft/monaco-editor/issues/601
 * To protect against malicious code in the linked site, particularly phishing attempts,
 * the window.opener should be set to null to prevent the linked site from having access
 * to change the location of the current page.
 * See https://mathiasbynens.github.io/rel-noopener/
 */
export declare function windowOpenNoOpener(url: string): void;
export declare function animate(fn: () => void): IDisposable;
export {};