/** @packageDocumentation
 * @module Widget
 */
import "./Tab.scss";
import * as React from "react";
import { CommonProps, PointProps, RectangleProps } from "@bentley/ui-core";
import { HorizontalAnchor, VerticalAnchor } from "../../Stacked";
/** Describes available tab modes.
 * @alpha
 */
export declare enum TabMode {
    Closed = 0,
    Open = 1,
    Active = 2
}
/** Helpers for [[TabMode]].
 * @alpha
 */
export declare class TabModeHelpers {
    /** Class name of [[TabMode.Closed]] */
    static readonly CLOSED_CLASS_NAME = "nz-mode-closed";
    /** Class name of [[TabMode.Open]] */
    static readonly OPEN_CLASS_NAME = "nz-mode-open";
    /** Class name of [[TabMode.Active]] */
    static readonly ACTIVE_CLASS_NAME = "nz-mode-active";
    /** @returns Class name of specified [[TabMode]] */
    static getCssClassName(mode: TabMode): string;
}
/** Properties of [[Tab]] component.
 * @alpha
 */
export interface TabProps extends CommonProps {
    /** A badge to draw. */
    badge?: React.ReactNode;
    /** Tab icon. */
    children?: React.ReactNode;
    /** Describes to which side the widget of this tab is anchored. */
    horizontalAnchor: HorizontalAnchor;
    /** Describes if the tab is collapsed. */
    isCollapsed?: boolean;
    /** Describes if the tab is protruded when active. */
    isProtruding: boolean;
    /** Last pointer position of draggable tab. */
    lastPosition?: PointProps;
    /** Describes current tab mode. */
    mode: TabMode;
    /** Function called when the tab is clicked. */
    onClick?: () => void;
    /** Function called when tab is dragged. */
    onDrag?: (dragged: PointProps) => void;
    /** Function called when tab drag action is started.
     * @param initialPosition Initial pointer position in window coordinates.
     */
    onDragStart?: (initialPosition: PointProps) => void;
    /** Function called when tab drag action is finished. */
    onDragEnd?: () => void;
    /** Title for the tab. */
    title?: string;
    /** Describes to which side the widget is vertically anchored. */
    verticalAnchor: VerticalAnchor;
}
/** Default properties of [[Tab]] component.
 * @alpha
 */
declare type TabDefaultProps = Pick<TabProps, "isProtruding">;
/** Rectangular widget tab. Used in [[Stacked]] component.
 * @alpha
 */
export declare class Tab extends React.PureComponent<TabProps> {
    private _tab;
    static defaultProps: TabDefaultProps;
    getBounds(): RectangleProps;
    render(): JSX.Element;
}
export {};
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