import { CanDeactivate, ActivatedRouteSnapshot, RouterStateSnapshot } from '@angular/router';
import { ConfirmDialogService } from '../services/confirm-dialog.service';
import { IsSaveRequired } from '../models';
import * as i0 from "@angular/core";
export declare class ConfirmDeactivateGuard implements CanDeactivate<IsSaveRequired> {
    private dialogService;
    constructor(dialogService: ConfirmDialogService);
    canDeactivate(target: IsSaveRequired, currentRoute: ActivatedRouteSnapshot, currentState: RouterStateSnapshot, nextState?: RouterStateSnapshot): Promise<boolean> | boolean;
    static ɵfac: i0.ɵɵFactoryDeclaration<ConfirmDeactivateGuard, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<ConfirmDeactivateGuard>;
}
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