/// <reference path="../../vendor/react/react.d.ts" />
//@ts-ignore
import React, { Component } from 'react';
import { ConfirmationDialogProps, ConfirmationDialogState, ConfirmButton } from './Types';
/**
 * A confirmation dialog component that displays a modal with customizable buttons and handles user interactions.
 * Manually handles ESC key press to close the dialog with appropriate resolution (Cancel/No/false).
 * Automatically binds/unbinds key events when dialog visibility changes.
 */
export declare class ConfirmationDialog extends Component<ConfirmationDialogProps, ConfirmationDialogState> {
    private _confirmationPromise?;
    private _resolve?;
    private _confirmationText;
    private _detailsText;
    private _level?;
    private _escKeyHandler?;
    state: ConfirmationDialogState;
    private _customCssClass;
    /**
     * Resolves the confirmation promise with the given value and hides the dialog
     * @param val - The value to resolve the promise with (boolean or ConfirmButton)
     */
    private _resolveConfirmation;
    /**
     * Handles ESC key press to close the dialog with appropriate resolution
     * @param event - Keyboard event
     */
    private _handleEscKey;
    /**
     * Binds ESC key event listener when dialog is shown
     */
    private _bindEscKey;
    /**
     * Unbinds ESC key event listener when dialog is hidden
     */
    private _unbindEscKey;
    componentDidUpdate(prevProps: ConfirmationDialogProps, prevState: ConfirmationDialogState): void;
    componentWillUnmount(): void;
    confirm(confirmationText?: string | JSX.Element, level?: "info" | "warning" | "warn" | "debug" | "error", title?: string, buttons?: ConfirmButton[], customCssClass?: "gc-old-school-notify", detailsText?: string | JSX.Element): Promise<boolean | ConfirmButton>;
    cancel(): void;
    render(): React.JSX.Element;
}