import { Injector } from '@angular/core';
import { FrameContext, onFrameComponentInit } from '@farris/devkit';
import { WorkFlow } from './types';
import { WorkFlowMessage } from './work-flow-message';
import { WorkFlowMessageService } from './work-flow-message.service';
export declare class WorkFlowMessageHandler implements onFrameComponentInit {
    private injector;
    private frameContext;
    private workFlowMessageService;
    private workFlowMessage;
    constructor(injector: Injector, frameContext: FrameContext, workFlowMessageService: WorkFlowMessageService, workFlowMessage: WorkFlowMessage);
    onComponentInit(frameContext: FrameContext): void;
    handle(message: WorkFlow.IMessage): void;
    private buildMessage;
    private getFormFrameContexts;
    /**
     * 是否有未保存的变更
     */
    private readonly isChanged;
}