import { MountBlock } from './types';
import { Block } from './injector';
import { Component } from './component';
export interface SlotContext {
    name: string;
    element: HTMLElement;
    isDefault: boolean;
    defaultContent: SlotBlock | null;
}
interface SlotBlock extends Block {
    content: MountBlock;
}
/**
 * Creates slot element
 */
export declare function createSlot(host: Component, name: string, cssScope?: string): HTMLElement;
/**
 * Mounts slot context
 */
export declare function mountSlot(host: Component, name: string, defaultContent?: MountBlock): SlotContext;
/**
 * Handles possible update of incoming data
 */
export declare function updateIncomingSlot(host: Component, name: string, updated: number): void;
/**
 * Updates default slot content only if it was already rendered
 */
export declare function updateDefaultSlot(ctx: SlotContext): void;
/**
 * Unmounts default content of given slot context
 */
export declare function unmountSlot(ctx: SlotContext): void;
export declare function notifySlotUpdate(host: Component, ctx: SlotContext): void;
export {};