import { UkhoAbstractFormField } from '../form-field/form-field';
export declare class FileInputComponent extends UkhoAbstractFormField<FileList> {
    /**
     * The label displayed within the file input box
     */
    label: string;
    /**
     * INTERNAL - The list of files currently in the field
     */
    files: FileList;
    isDragover: boolean;
    /**
     * @ignore
     */
    onChange: (files: FileList) => void;
    get fileName(): string;
    get fileSize(): string;
    get valid(): boolean;
    get invalid(): boolean;
    start(event: DragEvent): void;
    end(event: DragEvent): void;
    drop(event: DragEvent): void;
    /**
     * Function that gets called when the file input gets changed
     */
    fileInputChange(event: Event): void;
    /**
     * @ignore
     */
    writeValue(obj: any): void;
}