import { BimViewer } from "../core/BimViewer";
import { ContextMenuId } from "./ContextMenu.config";
/**
 * Context for ContextMenu.
 * We usually need to include a viewer (the BimViewer, etc.), so that it can call it's methods in the action callback.
 * It may include "hasSelectedFamilyInstance", so we can show different context menu according to what is clicked on.
 */
export interface Context {
    bimViewer: BimViewer;
    hasSelectedFamilyInstance: boolean;
}
/**
 * Context menu config.
 * With this config, user can customize a context menu. S/he can define what menu items
 * are included, menu item order, etc.
 */
export interface ContextMenuConfig {
    context: Context;
    id?: string;
    container?: HTMLElement;
    menuCfg?: {
        [key in ContextMenuId]?: Pick<ContextMenuItemConfig, "actionCallback" | "shown">;
    };
    items: ContextMenuId[][];
    hideOnMouseDown?: boolean;
}
/**
 * Context menu item config.
 * Used to define a menu item's title, visibility, callback, etc.
 */
export interface ContextMenuItemConfig {
    title?: string;
    enabled?: boolean;
    shown?: boolean;
    getTitle?: (context: Context) => string;
    getEnabled?: (context: Context) => boolean;
    getShown?: (context: Context) => boolean;
    doAction?: (context: Context) => Promise<any>;
    actionCallback?: (res: any) => void;
}
/**
 * ContextMenu class.
 * @internal
 */
export declare class ContextMenu {
    private id;
    private container;
    private element;
    private handleClick;
    private menuItemGroup;
    context: Context;
    itemList: Map<string, ContextMenuItem>;
    menuConfig: {
        [key in ContextMenuId]: ContextMenuItemConfig;
    };
    constructor(cfg: ContextMenuConfig);
    private initMenuConfig;
    private createMenu;
    private createMenuGroup;
    private createMenuItem;
    private updateMenuItems;
    private showMenuElement;
    show(pageX: number, pageY: number): void;
    hide(): void;
    destroy(): void;
}
/**
 * @internal
 */
export declare class ContextMenuItem {
    readonly config: ContextMenuItemConfig;
    private readonly context;
    element: HTMLElement;
    constructor(id: ContextMenuId, config: ContextMenuItemConfig, context: Context);
    private isEnabled;
    private isShown;
    private getTitle;
    private createItem;
    updateItem(): void;
}