import { LitElement } from 'lit';
/**
 * Modal/Dialog component with advanced features
 *
 * @slot header - Modal header content
 * @slot - Default slot for modal body
 * @slot footer - Modal footer content
 *
 * @fires open - Dispatched when modal opens
 * @fires close - Dispatched when modal closes
 * @fires confirm - Dispatched when confirm button is clicked (confirm/prompt mode)
 * @fires cancel - Dispatched when cancel button is clicked (confirm/prompt mode)
 *
 * @csspart overlay - The overlay backdrop
 * @csspart dialog - The dialog element
 * @csspart header - The header section
 * @csspart body - The body section
 * @csspart footer - The footer section
 * @csspart close - The close button
 *
 * @cssprop --modal-width - Custom width for modal
 * @cssprop --modal-max-height - Maximum height for modal body
 * @cssprop --modal-z-index - Z-index for modal (default: 1000 + stackIndex)
 */
export declare class UIModal extends LitElement {
    static styles: import("lit").CSSResult;
    open: boolean;
    size: 'sm' | 'md' | 'lg' | 'xl' | 'full';
    closeOnEscape: boolean;
    closeOnOverlay: boolean;
    dismissible: boolean;
    footerAlign: 'left' | 'center' | 'right' | 'space-between';
    scrollableBody: boolean;
    type: 'default' | 'alert' | 'confirm' | 'prompt';
    title: string;
    message: string;
    confirmText: string;
    cancelText: string;
    inputPlaceholder: string;
    inputValue: string;
    ariaLabel: string | null;
    ariaDescribedby: string | null;
    private static modalStack;
    private static baseZIndex;
    private focusTrap?;
    private previouslyFocusedElement?;
    private modalId;
    private titleId;
    private descriptionId;
    constructor();
    private get stackIndex();
    private get zIndex();
    connectedCallback(): void;
    disconnectedCallback(): void;
    private handleKeyDown;
    private activateFocusTrap;
    private deactivateFocusTrap;
    private handleOverlayClick;
    /**
     * Open the modal
     */
    show(): void;
    /**
     * Close the modal
     */
    close(): void;
    /**
     * Handle confirm action (for confirm/prompt modals)
     */
    private handleConfirm;
    /**
     * Handle cancel action (for confirm/prompt modals)
     */
    private handleCancel;
    /**
     * Handle input change (for prompt modals)
     */
    private handleInputChange;
    /**
     * Static helper methods for creating modals
     */
    static alert(message: string, title?: string): Promise<void>;
    static confirm(message: string, title?: string): Promise<boolean>;
    static prompt(message: string, title?: string, defaultValue?: string, placeholder?: string): Promise<string | null>;
    render(): import("lit-html").TemplateResult<1>;
}
declare global {
    interface HTMLElementTagNameMap {
        'ui-modal': UIModal;
    }
}
//# sourceMappingURL=modal.d.ts.map