import { ElementRef, OnInit, ChangeDetectorRef, TemplateRef, EventEmitter } from "@angular/core";
import { FilePickerAdapter, FilePickerComponent, FilePreviewModel, FileValidationTypes, ValidationError } from "ngx-awesome-uploader";
import { ControlBase } from "angular-extensions/controls/base-control";
import { NoUploadFileService } from "./no-upload-file.service";
import { FilePickerComponentDirective } from "./ngx-awesome-uploader.directive";
import * as i0 from "@angular/core";
export declare type ValidationErrorMessageTemplate = {
    [key in FileValidationTypes]: (control: FileControlComponent) => string;
};
export declare class FileControlComponent extends ControlBase<File[]> implements OnInit {
    private elementRef;
    private changeDetectorRef;
    defaultAdapter: NoUploadFileService;
    /**
     * Indicates whether you can upload single or multiple files
     */
    multiple: boolean;
    /**
     * Restricts which file extensions are allowed to upload.
     * Default: any extension
     *
     * @example ['pdf', 'jpg', 'jpeg']
     */
    allowedFileExtensions: string[];
    /**
     * Specifies file extension filter that would be applied during file selection.
     * Default: show all
     *
     * @example ['.pdf', '.jpg', '.jpeg']
     */
    accept: string[];
    /**
     * Input max file size (in MB) of selected file. Default: no limit
     */
    maxFileSize: number;
    /**
     * Total max size (in MB) limit of all files. Default: no limit
     */
    totalFileSize: number;
    /**
     * Max count of files in multi-upload. Default: no limit
     */
    maxFilesCount: number;
    /**
     * Whether to auto upload file on file choose or not.
     * Default: false
     */
    autoUpload: boolean;
    /**
     * Custom Adapter for uploading/removing files.
     * Default: {@link NoUploadFileService}
     */
    adapter: FilePickerAdapter;
    /**
     * Whether to show default files preview container.
     * Default: false
     */
    showPreview: boolean;
    customErrorMessages: Partial<ValidationErrorMessageTemplate>;
    fileValidationError: EventEmitter<ValidationError>;
    contentTemplate: TemplateRef<HTMLElement>;
    filePicker: FilePickerComponent;
    private suppressControlEvents;
    private validationErrorMessages;
    constructor(elementRef: ElementRef<HTMLFieldSetElement>, changeDetectorRef: ChangeDetectorRef, defaultAdapter: NoUploadFileService);
    ngOnInit(): void;
    getOpenFileDialogHandler(fileUploader: FilePickerComponentDirective): () => void;
    onValidationError(error: ValidationError): void;
    onFileAdded(file: FilePreviewModel): void;
    onFileRemoved(removedFile: FilePreviewModel): void;
    private suppressControlEventsScope;
    /**
     * Patches single select mode by replacing already selected file.
     */
    private singleSelectModePatch;
    static ɵfac: i0.ɵɵFactoryDeclaration<FileControlComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<FileControlComponent, "file-control", never, { "multiple": "multiple"; "allowedFileExtensions": "allowedFileExtensions"; "accept": "accept"; "maxFileSize": "maxFileSize"; "totalFileSize": "totalFileSize"; "maxFilesCount": "maxFilesCount"; "autoUpload": "autoUpload"; "adapter": "adapter"; "showPreview": "showPreview"; "customErrorMessages": "customErrorMessages"; }, { "fileValidationError": "fileValidationError"; }, ["contentTemplate"], ["*"], false>;
}