/** Core */
import { CoreComponent } from "cmf.core/src/core";
import Cmf from "cmf.lbos";
/** Angular */
import * as ng from "@angular/core";
/**
 * Generic table - Attachment Type - name
 */
export declare const CONTENT_TYPE_GENERIC_TABLE: string;
/**
 * Radio item
 */
export interface RadioItem {
    type: AttachmentType;
    text: string;
}
/**
 * Supported Attachment types
 */
export declare enum AttachmentType {
    File = 0,
    URL = 1
}
/**
 * @whatItDoes
 *
 * This component will allow the user to upload a file or select an URL
 *
 * @howToUse
 *
 * This component should only be used within the Attachments Wizard
 *
 *
 * ### Inputs:
 * * `File` : **preSelectedAttachment** - An optional pre selected File
 * * `string[]` : **supportedFileExtensions** - String array with list of supported file extensions
 * ### Outputs:
 *
 * ### Example
 *  <cmf-core-controls-wizard-step>
 *      <cmf-core-business-controls-wizardAttachments-stepAttachments [preSelectedAttachment]="file"
 *      [supportedFileExtensions]="supportedFileExtensions">
 *      </cmf-core-business-controls-wizardAttachments-stepAttachments>
 *  </cmf-core-controls-wizard-step>
 *
 */
export declare class StepAttachments extends CoreComponent implements ng.OnChanges {
    private _elementRef;
    /**
     * Input selector to get the reference of this native element to be clicked from the button
     */
    private _importFileSelector;
    /**
     * Pre-selected attachment file, if filled wizard on load will
     * automatically fill the file field with the preselected one
     */
    preSelectedAttachment: File;
    /**
     * String [] with list of supported file extensions
     */
    supportedFileExtensions: string[];
    /**
     * String with list of supported file extensions
     */
    supportedFileExtensionsForAccept: string;
    /**
     * Radio Items
     */
    _radioItems: Array<RadioItem>;
    /**
     * Uploaded file name set directly from the uploaded file
     */
    fileName: string;
    /**
     * Url name
     */
    url: string;
    /**
     * Selected type from the Lookup AttachmentType
     */
    lookupType: string;
    /**
     * Description
     */
    description: string;
    /**
     * Attachment type
     */
    attachmentType: AttachmentType;
    /**
     * File uploaded to the step
     */
    file: File;
    /**
     * data from the attachment type generic table
     */
    attachmentTypeData: any[];
    /**
     * Current type
     */
    type: string;
    /**
     * Entity instance for which the attachment will be set
     */
    instance: Cmf.Foundation.BusinessObjects.Entity;
    /**
     * Constructor
     *
     * @param viewContainerRef the reference to the component view container
     */
    constructor(viewContainerRef: ng.ViewContainerRef, _elementRef: ng.ElementRef);
    /**
     * On Browser event to initiate browser file picker through the hidden input selector
     * @param event
     */
    onBrowseFile(event: any): void;
    /**
     * Load file when selected in the file explorer
     * @param event any
     */
    loadFile(event: any): void;
    /**
     * Update relevant action fields and inputs based on the new action
     *
     * @param shape action new action
     */
    onShapeChange(shape: RadioItem): void;
    ngOnChanges(changes: any): void;
    onTypeChange(type: any): void;
}