import { SelectorRefProxy } from '../../core/ref.js';
import type { OrdinaryRef, RefProxyForwardedMethods } from '../../core/ref.js';
import type { SerializableValue } from '../protocol/types.js';
export type EtRef = OrdinaryRef<ElementTemplateRefProxy>;
export declare function getRefValue(handleId: number, attrSlotIndex: number): string;
export declare function flushDelayedRefUiOps(): void;
export declare function clearDelayedRefUiOps(): void;
export declare class ElementTemplateRefProxy extends SelectorRefProxy<ElementTemplateRefProxy> {
    private readonly handleId;
    private readonly attrSlotIndex;
    constructor(handleId: number, attrSlotIndex: number);
    protected createProxyTarget(): ElementTemplateRefProxy;
    protected runOrDelay(task: () => void): void;
    get selector(): string;
}
export interface ElementTemplateRefProxy extends RefProxyForwardedMethods<ElementTemplateRefProxy> {
}
export declare function getRefFromValue(value: unknown): EtRef | null;
export declare function getSpreadRefFromValue(value: unknown): EtRef | null | undefined;
export declare function prepareRefAttrSlot(handleId: number, attrSlotIndex: number, value: unknown): SerializableValue | null;
export declare function prepareSpreadRefAttrValue(handleId: number, attrSlotIndex: number, value: unknown): SerializableValue | null | undefined;
export declare function queueRefAttrUpdate(oldValue: unknown, newValue: unknown, instance: {
    readonly instanceId: number;
}, attrSlotIndex: number): void;
export declare function flushPendingRefs(): void;
export declare function clearPendingRefs(): void;
export declare function hasPendingRefs(): boolean;
export declare function clearRefState(): void;