import { TranslationBundle } from '@jupyterlab/translation';
import { CommandRegistry } from '@lumino/commands';
import * as React from 'react';
import { Git, IGitExtension } from '../tokens';
/**
 * Interface describing ComparisonBox component properties.
 */
export interface ICommitComparisonBoxProps {
    /**
     * Jupyter App commands registry.
     */
    commands: CommandRegistry;
    /**
     * The commit to compare against.
     */
    referenceCommit: Git.ISingleCommitInfo | null;
    /**
     * The commit to compare.
     */
    challengerCommit: Git.ISingleCommitInfo | null;
    /**
     * Header text.
     */
    header: string;
    /**
     * Extension data model.
     */
    model: IGitExtension;
    /**
     * The application language translator.
     */
    trans: TranslationBundle;
    /**
     * Returns a callback to be invoked on close.
     */
    onClose: (event?: React.MouseEvent<HTMLElement, MouseEvent>) => void;
    /**
     * Returns a callback to be invoked on click to display a file diff.
     *
     * @param filePath file path
     * @param isText indicates whether the file supports displaying a diff
     * @param previousFilePath when file has been relocated
     * @returns callback
     */
    onOpenDiff?: (filePath: string, isText: boolean, previousFilePath?: string) => (event?: React.MouseEvent<HTMLLIElement, MouseEvent>) => void;
}
/**
 * A component which displays a comparison between two commits.
 */
export declare function CommitComparisonBox(props: ICommitComparisonBoxProps): JSX.Element;