import * as React from 'react';
import { ScrollablePaneBase } from './ScrollablePane.base';
import { Sticky } from '../Sticky/Sticky';
import type { IRefObject, IStyleFunctionOrObject } from '../../Utilities';
import type { IStyle, ITheme } from '../../Styling';
/**
 * {@docCategory ScrollablePane}
 */
export interface IScrollablePane {
    /** Triggers a layout update for the pane. */
    forceLayoutUpdate(): void;
    /** Gets the current scroll position of the scrollable pane */
    getScrollPosition(): number;
}
/**
 * {@docCategory ScrollablePane}
 */
export interface IScrollablePaneProps extends React.HTMLAttributes<HTMLElement | ScrollablePaneBase> {
    /**
     * Optional callback to access the IScrollablePane interface. Use this instead of ref for accessing
     * the public methods and properties of the component.
     */
    componentRef?: IRefObject<IScrollablePane>;
    /**
     * Call to provide customized styling that will layer on top of the variant rules
     */
    styles?: IStyleFunctionOrObject<IScrollablePaneStyleProps, IScrollablePaneStyles>;
    /**
     * Theme provided by HOC.
     */
    theme?: ITheme;
    /**
     * Additional css class to apply to the ScrollablePane
     * @defaultvalue undefined
     */
    className?: string;
    /**
     * Sets the initial scroll position of the ScrollablePane
     */
    initialScrollPosition?: number;
    scrollbarVisibility?: ScrollbarVisibility;
    /**
     * Makes the scrollable container focusable, to aid with keyboard-only scrolling
     * Should only be set to true if the scrollable region will not contain any other focusable items
     * @defaultvalue false
     */
    scrollContainerFocus?: boolean;
    /**
     * If scrollContainerFocus is set to true, use this to give the container an accessible name
     */
    scrollContainerAriaLabel?: string;
}
/**
 * {@docCategory ScrollablePane}
 */
export interface IScrollablePaneStyleProps {
    /**
     * Accept theme prop.
     */
    theme: ITheme;
    /**
     * Accept custom classNames
     */
    className?: string;
    scrollbarVisibility?: IScrollablePaneProps['scrollbarVisibility'];
}
/**
 * {@docCategory ScrollablePane}
 */
export interface IScrollablePaneStyles {
    /**
     * Style set for the root element.
     */
    root: IStyle;
    /**
     * Style set for the stickyAbove element.
     */
    stickyAbove: IStyle;
    /**
     * Style set for the stickyBelow element.
     */
    stickyBelow: IStyle;
    /**
     * Style set for the stickyBelowItems element.
     */
    stickyBelowItems: IStyle;
    /**
     * Style set for the contentContainer element.
     */
    contentContainer: IStyle;
}
/**
 * {@docCategory ScrollablePane}
 */
export declare const ScrollbarVisibility: {
    auto: "auto";
    always: "always";
};
/**
 * {@docCategory ScrollablePane}
 */
export declare type ScrollbarVisibility = typeof ScrollbarVisibility[keyof typeof ScrollbarVisibility];
export interface IScrollablePaneContext {
    scrollablePane?: {
        subscribe: (handler: (container: HTMLElement, stickyContainer: HTMLElement) => void) => void;
        unsubscribe: (handler: (container: HTMLElement, stickyContainer: HTMLElement) => void) => void;
        addSticky: (sticky: Sticky) => void;
        removeSticky: (sticky: Sticky) => void;
        updateStickyRefHeights: () => void;
        sortSticky: (sticky: Sticky, sortAgain?: boolean) => void;
        notifySubscribers: (sort?: boolean) => void;
        syncScrollSticky: (sticky: Sticky) => void;
    };
}
export declare const ScrollablePaneContext: React.Context<IScrollablePaneContext>;