/** Core  */
import { Generic } from "cmf.core/src/core";
import { InternalLayoutBaseDef } from "./layoutDef";
/**
 * Service metadata extension keys
 */
export interface LayoutMetadataKey {
    key: string;
    value: any;
}
/**
 * Service metadata associated with a layout
 */
export interface LayoutMetadata {
    token: string;
    userRole?: string;
    userAccount?: string;
    extensionKeys?: LayoutMetadataKey[];
}
/**
 * Level of layout affectation for the whole system
 */
export declare enum LayoutAffectationLevel {
    /**
     * Current user settings
     */
    MyDefault = 0,
    /**
     * ALL users settings
     */
    UsersDefault = 1
}
export declare abstract class LayoutService extends Generic {
    /**
     * Generic framework accessor
     */
    private static _generic;
    /**
     * Save layout for some UIPage
     * @param pageName Page unique name
     * @param layout Layout tree
     * @param level Personalization level
     * @param properties Custom properties to insert (should match SmartTable column names)
     */
    static saveLayoutForUIPage(pageName: string, layout: InternalLayoutBaseDef, level: LayoutAffectationLevel, properties?: LayoutMetadataKey[]): Promise<void>;
    /**
     * Load layout for current page/component
     * @param pageName UIPage name
     * @param properties Properties t
     * @param level LayoutPersonalizationLevel (My or AllUsers)
     */
    static loadLayoutForUIPage(pageName: string, properties: LayoutMetadataKey[], level?: LayoutAffectationLevel): Promise<InternalLayoutBaseDef>;
    /**
     * Merge a new layout into an existing one
     * @param layoutToMergeTo Base layout to be used in the merge
     * @param layoutToBeMerged Layout to be merged with the layoutToMergeTo
     */
    private static mergeLayout;
}