import { Observable } from 'rxjs';
import { TranslateService } from '@ngx-translate/core';
import { DialogService } from '../dialog/index';
import * as i0 from "@angular/core";
export interface HasUnsaved {
    hasUnsaved(): boolean;
}
export declare class CanDeactivateUnsavedService {
    private translate;
    private dialog;
    constructor(translate: TranslateService, dialog: DialogService);
    openConfirmReloadNativeDialog(component: HasUnsaved, event: any): boolean;
    openConfirmUnsavedDialog(): Observable<boolean>;
    static ɵfac: i0.ɵɵFactoryDeclaration<CanDeactivateUnsavedService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<CanDeactivateUnsavedService>;
}
export declare class CanDeactivateUnsaved {
    private canDeactivateUnsavedService;
    constructor(canDeactivateUnsavedService: CanDeactivateUnsavedService);
    canDeactivate(component: HasUnsaved): Observable<boolean>;
    static ɵfac: i0.ɵɵFactoryDeclaration<CanDeactivateUnsaved, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<CanDeactivateUnsaved>;
}