import { FactoryComponent, Attributes } from 'mithril';
export interface FileUploadI18n {
    /** Default label text for upload area */
    label?: string;
    /** Text for selected files section */
    selectedFiles?: string;
    /** Text for accepted file types */
    acceptedTypes?: string;
    /** Remove file button title */
    removeFile?: string;
    /** File size limit error message template (use {maxSize} placeholder) */
    fileSizeExceeds?: string;
    /** File type not accepted error message template (use {accept} placeholder) */
    fileTypeNotAccepted?: string;
    /** File size units */
    fileSizeUnits?: {
        bytes?: string;
        kb?: string;
        mb?: string;
        gb?: string;
    };
}
export interface FileUploadAttrs extends Attributes {
    /** Accept specific file types (e.g., "image/*", ".pdf,.doc") */
    accept?: string;
    /** Allow multiple file selection */
    multiple?: boolean;
    /** Maximum file size in bytes */
    maxSize?: number;
    /** Maximum number of files (for multiple uploads) */
    maxFiles?: number;
    /** Callback when files are selected/dropped */
    onFilesSelected?: (files: File[]) => void;
    /** Callback for upload progress (if implementing upload) */
    onProgress?: (progress: number, file: File) => void;
    /** Callback when files are removed */
    onFileRemoved?: (file: File) => void;
    /** Disable the upload area */
    disabled?: boolean;
    /** Custom label text */
    label?: string;
    /** Helper text */
    helperText?: string;
    /** Show file preview for images */
    showPreview?: boolean;
    /** Custom class */
    className?: string;
    /** Validation error message */
    error?: string;
    /** Internationalization */
    i18n?: FileUploadI18n;
}
/**
 * File Upload Component with Drag and Drop
 * Supports multiple files, file type validation, size limits, and image preview
 */
export declare const FileUpload: FactoryComponent<FileUploadAttrs>;