import { EventEmitter, AfterContentInit, OnDestroy, NgZone, Type, ElementRef } from "@angular/core";
import { Http, Headers, Response, RequestMethod, URLSearchParams } from "@angular/http";
import { Subject } from "rxjs/Subject";
export declare class UploadDirective {
    private http;
    private onUpload;
    private options;
    constructor(http: Http);
    onChange(event: Event): void;
    onDrop(event: DragEvent): void;
    private upload(files);
    private static defaultHeaders();
}
export declare class LocalUploadDirective implements AfterContentInit, OnDestroy {
    ref: ElementRef;
    zone: NgZone;
    mouseIsOver: boolean;
    fileIn: EventEmitter<boolean>;
    constructor(ref: ElementRef, zone: NgZone);
    ngAfterContentInit(): void;
    ngOnDestroy(): void;
}
export declare class GlobalUploadDirective implements AfterContentInit, OnDestroy {
    zone: NgZone;
    mouseIsOver: boolean;
    globalFileIn: EventEmitter<boolean>;
    constructor(zone: NgZone);
    ngAfterContentInit(): void;
    ngOnDestroy(): void;
}
export declare const UPLOAD_DIRECTIVES: Type<any>[];
export interface UploadOptions {
    url?: string;
    headers?: Headers;
    method?: string | RequestMethod;
    search?: string | URLSearchParams;
    maxFiles?: number;
    exclude?: (f: File, index: number) => boolean;
    nameGenerator?: (f: File, index: number) => string;
}
export interface UploadEvent {
    item: File;
    name: string;
    response: Response;
    onFinish: Subject<Response>;
}