import { Entity, EntityOpts } from './entity';
import type { EntityDataRegistry } from './entity-data';
import { Disposable } from '@gedit/utils';
export interface ConfigEntityProps {
}
export declare function createConfigDataRegistry<P>(entity: ConfigEntity<any>): EntityDataRegistry;
/**
 * 用于专门的数据配置, 且是单例
 */
export declare class ConfigEntity<P extends ConfigEntityProps = ConfigEntityProps> extends Entity {
    static type: string;
    protected ConfigDataRegistry: EntityDataRegistry;
    constructor(opts: EntityOpts);
    getDefaultConfig(): P;
    toDataJSON?(): P;
    /**
     * 判断config数据是否变化
     */
    checkChanged(oldData: P, newData: Partial<P>): boolean;
    get config(): P;
    updateConfig(props: Partial<P>): void;
    onConfigChanged(fn: (data: P) => void): Disposable;
}
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