/// <reference types="react" />
import { AbstractPureComponent2 } from "../../common";
import { IProps } from "../../common/props";
import { IPanel } from "./panelProps";
export interface IPanelStackProps extends IProps {
    /**
     * The initial panel to show on mount. This panel cannot be removed from the
     * stack and will appear when the stack is empty.
     * This prop is only used in uncontrolled mode and is thus mutually
     * exclusive with the `stack` prop.
     */
    initialPanel?: IPanel<any>;
    /**
     * Callback invoked when the user presses the back button or a panel invokes
     * the `closePanel()` injected prop method.
     */
    onClose?: (removedPanel: IPanel) => void;
    /**
     * Callback invoked when a panel invokes the `openPanel(panel)` injected
     * prop method.
     */
    onOpen?: (addedPanel: IPanel) => void;
    /**
     * Whether to show the header with the "back" button in each panel.
     * @default true
     */
    showPanelHeader?: boolean;
    /**
     * The full stack of panels in controlled mode. The last panel in the stack
     * will be displayed.
     */
    stack?: Array<IPanel<any>>;
}
export interface IPanelStackState {
    /** Whether the stack is currently animating the push or pop of a panel. */
    direction: "push" | "pop";
    /** The current stack of panels. The first panel in the stack will be displayed. */
    stack: IPanel[];
}
export declare class PanelStack extends AbstractPureComponent2<IPanelStackProps, IPanelStackState> {
    state: IPanelStackState;
    componentDidUpdate(prevProps: IPanelStackProps, _prevState: IPanelStackState, _snapshot: {}): void;
    render(): JSX.Element;
    protected validateProps(props: IPanelStackProps): void;
    private renderCurrentPanel;
    private handlePanelClose;
    private handlePanelOpen;
}