import { LitElement } from 'lit';
import { AlertType } from '../../types';
import '../alert-button/alert-button';
import '../notification-button/notification-button';
import '../notification-message/notification-message';
import '../../icons/icon-sound-muted-fill';
/**
 * Element that displays the alert in topbar
 * Use the element in the alerts slot in topbar
 *
 * @prop {number} nAlerts - Number of alerts.
 * @prop {AlertType} alertType - Type of alert.
 * @prop {boolean} blinkAlarmValue - This value should alternate between true and false to make the icon blink.
 *                       It should be synchronized with the blinkValue of other alarms.
 * @prop {boolean} blinkWarningValue - This value should alternate between true and false to make the icon blink.
 * @prop {boolean} showAck - If the ack button should be shown.
 * @prop {boolean} alertMuted - If the alert is muted.
 * @prop {boolean} minimized - If the alert is minimized.
 * @prop {number} maxWidth - The maximum width of the alert.
 *
 * @fires muteclick - Fired when the mute button is clicked
 * @fires ackclick - Fired when the ack button is clicked
 * @fires alertclick - Fired when the alert button is clicked
 * @fires messageclick - Fired when the message is clicked
 *
 * @slot  - The message to display in the alert element of type `obc-notification-message-item`
 * @slot empty - The message to display when there are no alerts
 */
export declare class ObcAlertTopbarElement extends LitElement {
    nAlerts: number;
    alertType: AlertType;
    showAck: boolean;
    alertMuted: boolean;
    minimized: boolean;
    maxWidth: number;
    render(): import('lit-html').TemplateResult<1>;
    static styles: import('lit').CSSResult;
}
declare global {
    interface HTMLElementTagNameMap {
        'ob-alert-topbar-element': ObcAlertTopbarElement;
    }
}
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