import type { EditorEnvironment } from 'roosterjs-content-model-types';
/**
 * @internal
 * The input parameters for getDocumentSource function
 */
export declare type GetSourceInputParams = {
    /**
     * HTML attributes from the content that is being checked
     */
    htmlAttributes: Record<string, string>;
    /**
     * Document fragment of the checked content
     */
    fragment: DocumentFragment | Document;
    /**
     * Whether convert single image is enabled
     */
    shouldConvertSingleImage?: boolean;
    /**
     * Array of tag names of the first level child nodes
     */
    htmlFirstLevelChildTags?: string[];
    /**
     * The clipboard item types
     */
    clipboardItemTypes?: string[];
    /**
     * The editor environment
     */
    environment: Omit<EditorEnvironment, 'domToModelSettings' | 'modelToDomSettings'>;
    /**
     * The raw HTML string from clipboard
     */
    rawHtml?: string | null;
};
/**
 * @internal
 * Represent the types of sources to handle in the Paste Plugin
 */
export declare type KnownPasteSourceType = 'wordDesktop' | 'excelDesktop' | 'excelOnline' | 'powerPointDesktop' | 'googleSheets' | 'wacComponents' | 'default' | 'singleImage' | 'excelNonNativeEvent' | 'oneNoteDesktop';
/**
 * @internal
 */
export declare type GetSourceFunction = (props: GetSourceInputParams) => boolean;
/**
 * @internal
 * This function tries to get the source of the Pasted content
 * @param event the before paste event
 * @param shouldConvertSingleImage Whether convert single image is enabled.
 * @returns The Type of pasted content, if no type found will return {KnownSourceType.Default}
 */
export declare function getDocumentSource(param: GetSourceInputParams): KnownPasteSourceType;