/**
 * This file is part of the NocoBase (R) project.
 * Copyright (c) 2020-2024 NocoBase Co., Ltd.
 * Authors: NocoBase Team.
 *
 * This project is dual-licensed under AGPL-3.0 and NocoBase Commercial License.
 * For more information, please refer to: https://www.nocobase.com/agreement.
 */
import React from 'react';
import { FlowContext, FlowEngineContext } from './flowContext';
import { FlowView, FlowViewer } from './views/FlowView';
export declare const FlowReactContext: React.Context<FlowContext>;
export declare const FlowViewContext: React.Context<FlowContext>;
export declare function FlowContextProvider(props: {
    children: React.ReactNode;
    context: FlowContext;
}): React.JSX.Element;
export declare const FlowViewContextProvider: React.MemoExoticComponent<(props: {
    children: React.ReactNode;
    context: FlowContext;
}) => React.JSX.Element>;
export declare function useFlowContext<T = FlowEngineContext>(): T;
export declare function useFlowViewContext<T = FlowEngineContext>(): T;
export declare function useFlowView(): FlowView;
/**
 * Access the `FlowViewer` that opens new drawers / modals / pages (`viewer.drawer({...})`, `viewer.modal({...})`, etc.). This is the counterpart to `useFlowView()`: `useFlowView()` returns the *current* mounted view (use it to close yourself, render Header/Footer slots, etc.), while `useFlowViewer()` returns the surface that lets you open a *new* view from inside any flow-context subtree.
 */
export declare function useFlowViewer(): FlowViewer;