import { MMELSubprocess } from '../../../../serialize/interface/flowcontrolinterface';
import { EditorNode } from '../../../editormodel';
import { ModelAction } from '../../model';
import { ElmAction } from '../elements';
/**
 * Add a new data class
 * @param elms The elements in the model
 * @param dcs The new data classes
 * @returns The updated elements in the model
 */
export declare function addDC(elms: Record<string, EditorNode>, dcs: EditorNode[]): Record<string, EditorNode>;
/**
 * Edit a data class
 * @param elms The elements in the model
 * @param id The ID of the data class to be edited
 * @param item The updated content of the data class
 * @returns The updated elements in the model
 */
export declare function editDC(elms: Record<string, EditorNode>, id: string, item: EditorNode): Record<string, EditorNode>;
/**
 * Examine the action about data and add cascade actions if necessary
 * @param elms The elements in the model
 * @param pages The pages in the model
 * @param action The action
 * @returns The cascade actions for undo
 */
export declare function cascadeCheckDCs(elms: Record<string, EditorNode>, pages: Record<string, MMELSubprocess>, action: ElmAction & {
    act: 'elements';
    subtask: 'dc';
}): ModelAction[] | undefined;
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