import { SyncSeriesHook } from 'qx-util';
import { IDesignerProvider } from '../../provider';
/**
 * 设计界面组件注册
 *
 * @export
 * @class DesignerRegister
 */
export declare class DesignerRegister {
    /**
     * 已注册组件
     *
     * @protected
     */
    protected map: Map<string, () => IDesignerProvider>;
    private providers;
    readonly hooks: {
        register: SyncSeriesHook<[string, IDesignerProvider], null>;
        unregister: SyncSeriesHook<[string, IDesignerProvider], null>;
    };
    /**
     * 设计器项适配器注册
     *
     * @param {string} tag 适配器标识
     * @param {() => IDesignerProvider} provider 设计器项
     */
    register(tag: string, provider: () => IDesignerProvider): void;
    /**
     * 设计器项适配器注销
     *
     * @param {string} tag
     */
    unregister(tag: string): void;
    /**
     * 根据标识获取指定适配器
     *
     * @param {string} tag
     * @returns {*}  {(IDesignerProvider | undefined)}
     */
    getProvider(tag: string): IDesignerProvider | undefined;
    /**
     * 获取当前所有组件 keys
     *
     * @return {*}  {string[]}
     */
    getKeys(): string[];
    /**
     * 获取现有所有适配器
     *
     * @return {*}  {IDesignerProvider[]}
     */
    getProviders(): IDesignerProvider[];
}