import { EventEmitter } from '../../stencil-public-runtime';
import { DeprecatedSemanticColors, FeedbackColors } from '../../utils/constants';
import { type IconName } from '../nv-icon/nv-icons';
/**
 * @slot default - Use this slot to insert HTML into the alert content.
 */
export declare class NvAlert {
    el: HTMLNvAlertElement;
    /****************************************************************************/
    /**
     * Defines color of the alert.
     * @deprecated use feedback instead.
     */
    readonly color: `${DeprecatedSemanticColors}`;
    componentWillRender(): void;
    /****************************************************************************/
    /**
     * Specifies the alert type which determines the color and default icon.
     */
    feedback: `${FeedbackColors}`;
    /**
     * Main content of the alert. For more complex content, use the default slot
     * instead.
     */
    readonly message: string;
    /**
     * Short and concise text for the alert title.
     */
    readonly heading: string;
    /**
     * Icon associated with the alert, defaults vary based on the feedback type.
     * @icon
     */
    readonly icon: `${IconName}`;
    /**
     * Allows the alert to be dismissed via a close button (x). The alert is not
     * dismissible unless explicitly enabled.
     */
    readonly dismissible: boolean;
    /**
     * When true, the alert does not automatically close upon dismissing.
     * Useful for externally controlled component behavior.
     */
    readonly preventAutoClose: boolean;
    /**
     * Controls the visibility of the alert. Will animate with fade and collapse.
     */
    hidden: boolean;
    /**
     * When true, the alert will not animate when it is hidden or shown.
     */
    readonly hasNoAnimations: boolean;
    /****************************************************************************/
    /**
     * Emits when the 'hidden' prop changes, reflecting a change in visibility.
     * Passes hidden value to the detail.
     * @bind hidden
     */
    hiddenChanged: EventEmitter<boolean>;
    /**
     * Emitted when the animations complete, detail includes the hidden value.
     */
    hiddenChangedComplete: EventEmitter<boolean>;
    /**
     * Emitted when the close button is clicked.
     */
    closeClicked: EventEmitter<void>;
    /****************************************************************************/
    /**
     * Used for 2 way binding with the hidden property.
     * Triggers open and close animations.
     * @param {boolean} hidden - The visibility state of the alert.
     */
    handleHiddenChange(hidden: boolean): Promise<void>;
    /****************************************************************************/
    /**
     * Handles the dismissal of the alert, considering the preventAutoClose prop.
     * Passes the original event from the close button to the close event detail.
     * @param {MouseEvent} originalEvent - The original event from the close button.
     */
    private handleDismiss;
    /**
     * By default an icon is linked to the feedback type
     * @returns {string} - The default icon name.
     */
    private getDefaultIcon;
    /**
     * Updates the visibility state of the alert with optional animations
     * @param {boolean} hidden - Whether the alert should be hidden
     */
    private updateVisibility;
    /**
     * Toggles the 'hidden' class on the element
     * @param {boolean} hidden - Whether to add or remove the hidden class
     */
    private toggleHiddenClass;
    /****************************************************************************/
    componentWillLoad(): void;
    /****************************************************************************/
    render(): any;
}