import { LitElement, TemplateResult, CSSResult } from 'lit';
declare global {
    interface HTMLElementTagNameMap {
        'forge-ai-attachment': AiAttachmentComponent;
    }
    interface HTMLElementEventMap {
        'forge-ai-attachment-remove': CustomEvent<ForgeAiAttachmentRemoveEventData>;
    }
}
export interface ForgeAiAttachmentRemoveEventData {
    filename: string;
}
export declare const AiAttachmentComponentTagName: keyof HTMLElementTagNameMap;
/**
 * @tag forge-ai-attachment
 *
 * @summary Displays file attachment information with removal capability.
 *
 * @description
 * A component for displaying file attachments in AI chat interfaces. Shows file metadata
 * including name, size, and file icon.
 *
 * @event {CustomEvent<ForgeAiAttachmentRemoveEventData>} forge-ai-attachment-remove - Fired when the remove button is clicked
 *
 * @cssproperty --forge-ai-attachment-background - Background color of the attachment
 * @cssproperty --forge-ai-attachment-border-color - Border color of the attachment
 * @cssproperty --forge-ai-attachment-padding - Padding inside the attachment
 * @cssproperty --forge-ai-attachment-gap - Gap between elements
 */
export declare class AiAttachmentComponent extends LitElement {
    #private;
    static styles: CSSResult;
    filename: string;
    size: number;
    removable: boolean;
    uploading: boolean;
    progress?: number;
    render(): TemplateResult;
}