import { LitElement, type PropertyValues } from 'lit';
import type { PromptVariant } from '../../types/index.js';
/**
 * @tag loquix-prompt-input
 * @summary A textarea-based prompt input with keyboard shortcuts and auto-resize.
 *
 * @csspart container - Outer wrapper of the input.
 * @csspart input - The native `<textarea>` element.
 *
 * @fires loquix-change - When the input value changes.
 * @fires loquix-submit - When the user submits (Enter key or programmatic).
 * @fires loquix-paste-files - When files are pasted from the clipboard.
 *
 * @cssprop [--loquix-input-bg] - Background colour of the textarea.
 * @cssprop [--loquix-input-color] - Text colour.
 * @cssprop [--loquix-input-border-color] - Border colour.
 * @cssprop [--loquix-input-focus-border-color] - Border colour when focused.
 * @cssprop [--loquix-input-placeholder-color] - Placeholder text colour.
 * @cssprop [--loquix-input-font-family] - Font family.
 * @cssprop [--loquix-input-font-size] - Font size.
 * @cssprop [--loquix-input-padding] - Inner padding.
 * @cssprop [--loquix-input-border-radius] - Border radius.
 */
export declare class LoquixPromptInput extends LitElement {
    static styles: import("lit").CSSResult[];
    private _localize;
    /** Visual variant of the input. */
    variant: PromptVariant;
    /** Current value of the textarea. */
    value: string;
    /** Initial number of visible rows. */
    rows: number;
    /** Whether the textarea auto-grows with content. */
    autoResize: boolean;
    /** Whether pressing Enter submits (without Shift). */
    submitOnEnter: boolean;
    /** Placeholder text. */
    placeholder?: string;
    /** Whether the input is disabled. */
    disabled: boolean;
    private _textarea;
    private _keyboard;
    private _resize;
    connectedCallback(): void;
    protected firstUpdated(): void;
    protected updated(changed: PropertyValues): void;
    private _attachControllers;
    private _handleInput;
    private _handlePaste;
    private _handleSubmit;
    protected render(): import("lit").TemplateResult<1>;
}
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