import { MiuraElement } from '@miurajs/miura-element';
import '../elements/badge.js';
import '../elements/button.js';
import '../elements/icon.js';
export interface NotificationItem {
    id: string;
    title: string;
    description?: string;
    time?: string;
    tone?: 'neutral' | 'success' | 'warning' | 'danger';
    read?: boolean;
}
export declare class MuiNotificationCenter extends MiuraElement {
    static properties: {
        items: {
            type: ArrayConstructor;
            default: () => never[];
        };
        open: {
            type: BooleanConstructor;
            default: boolean;
            reflect: boolean;
        };
    };
    items: NotificationItem[];
    open: boolean;
    static styles: import("@miurajs/miura-render").CSSResult;
    private get unread();
    private toggle;
    private select;
    private markAllRead;
    template(): import("@miurajs/miura-render").TemplateResult;
}
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