import { FrameContext, ViewModel } from '@farris/devkit';
import { FormMessageService } from './form-message.service';
import { LanguageService } from './languag.service';
import { CommandService } from './command-service';
/**
 * Grid中间件服务
 * @scope FrameComponent
 */
export declare class GridMiddlewareService {
    private frameContext;
    private msgService;
    private languageService;
    private viewModel;
    private commandService;
    private repository;
    constructor(frameContext: FrameContext, msgService: FormMessageService, languageService: LanguageService, viewModel: ViewModel, commandService: CommandService);
    /**
     * 页码切换前
     */
    onPageChanging(): import("rxjs").Observable<boolean>;
    /**
     * 表格过滤
     * @param commandName 命令名称
     * @param frameId frameId
     * @returns
     */
    filter(commandName: string, frameId: string): import("rxjs").Observable<any>;
    /**
     * 是否有未保存的变更
     */
    private readonly isChanged;
}