import { ComputedRef, Ref } from 'vue';
export declare class OverlayStackStore<T extends {
    id?: string;
    container?: string;
}> {
    private _items;
    items: Readonly<Ref<readonly import('vue').DeepReadonly<T>[], readonly import('vue').DeepReadonly<T>[]>>;
    itemsByContainer: ComputedRef<{
        [container: string]: T[];
    }>;
    push(options: T): void;
    pop(): void;
    remove(id: string): void;
    clear(): void;
}