import type { AltEditorLiteLanguage } from '../core/alt-editor-lite-language.js';
import type { BeforeCloseReason } from '../core/alt-editor-lite-options.js';
/**
 * Callbacks owned by the editor while an operation dialog is open.
 */
export interface EditorDialogCallbacks {
    readonly onSubmit: () => void;
    readonly onRequestClose: (reason: BeforeCloseReason) => void;
}
/**
 * Native dialog controller used by an editor instance.
 */
export declare class EditorDialog {
    private readonly focusScope;
    private readonly shell;
    private callbacks;
    private formElement;
    private isBusy;
    private isDestroyed;
    private isSubmitAvailable;
    /**
     * Creates and attaches one reusable native dialog element.
     *
     * @param focusFallback - Host element used when the opening target disappears.
     * @param instanceId - Instance-scoped DOM prefix.
     * @param language - Complete resolved language.
     * @param className - Optional consumer classes for the dialog element.
     */
    constructor(focusFallback: HTMLElement, instanceId: string, language: Readonly<AltEditorLiteLanguage>, className?: string);
    /**
     * Shows populated form content modally and establishes initial focus.
     *
     * @param formElement - Owned Create or Edit form.
     * @param title - Plain-text dialog title.
     * @param submitLabel - Plain-text primary action label.
     * @param callbacks - Submit and close request callbacks.
     */
    openForm(formElement: HTMLFormElement, title: string, submitLabel: string, callbacks: EditorDialogCallbacks): void;
    /**
     * Shows Remove confirmation content without creating a FormController.
     *
     * @param contentElement - Owned plain-text confirmation content.
     * @param title - Plain-text dialog title.
     * @param submitLabel - Plain-text destructive action label.
     * @param callbacks - Confirm and close request callbacks.
     */
    openConfirmation(contentElement: HTMLElement, title: string, submitLabel: string, callbacks: EditorDialogCallbacks): void;
    private configureOpenContent;
    private showConfiguredContent;
    /**
     * Prevents repeated submission and non-programmatic closure.
     *
     * @param isBusy - Whether an operation owns the dialog.
     */
    setBusy(isBusy: boolean): void;
    /**
     * Controls whether the primary action can retry after a failure.
     *
     * @param isAvailable - Whether retrying can be meaningful.
     */
    setSubmitAvailable(isAvailable: boolean): void;
    /**
     * Displays an operation-level error in the dialog alert region.
     *
     * @param message - Plain-text error message.
     */
    showError(message: string): void;
    /**
     * Clears the operation-level alert region.
     */
    clearError(): void;
    /**
     * Moves focus to the first field currently marked invalid.
     */
    focusInvalidField(): void;
    /** Restores focus inside the active dialog after a close request is declined. */
    ensureFocus(): void;
    /**
     * Closes the native dialog and restores the opening trigger.
     */
    close(): void;
    /**
     * Removes all owned listeners and DOM. Repeated calls are harmless.
     */
    destroy(): void;
    private detachForm;
    private readonly handleSubmit;
    private readonly handleConfirmation;
    private readonly handleCancelClick;
    private readonly handleNativeCancel;
}