import type { ActionObject, RendererProps, RendererSpec } from '../types';
/**
 * 检查 onEvent 中是否存在eventName 事件
 */
export declare const checkOnEvent: (onEvent: RendererProps["onEvent"], eventName: string | string[], spec?: RendererSpec) => boolean;
/**
 * 简单包装的发送组件事件, 里面做了保护, 只有有绑定着的事件才会发出
 *
 * @returns 是否preventDefault, `true`代表要阻止, `false`代表放过
 */
export declare function dispatchEventEasy<T extends Partial<Pick<RendererProps, 'data' | 'onEvent' | 'dispatchEvent' | 'value' | 'resetValue'>>, E extends ActionObject['actionType'] = ActionObject['actionType']>(props: T, event: E, moreData?: Record<string, any> | (() => Record<string, any>), preventable?: boolean, 
/** 是否总是发送, 而不用校验是否有监听者 */
alwaysEmit?: boolean): Promise<boolean>;
/**
 * 组件事件方法装饰器
 *
 * @param event 事件类型
 * @param ctx 上下文数据或者返回上下文的番薯
 * @param preventable 是否可以阻止目标函数的执行, 默认是`true`, 会等待事件回调执行完后判断; 设置成`false`后, 无论如何都执行目标函数逻辑
 * @returns {Function}
 */
export declare function bindRendererEvent<T extends RendererProps, E extends string | React.SyntheticEvent<HTMLElement>, S extends Record<string, any> = Record<string, any>>(event: E, ctx?: Record<string, any> | ((props: T, state: S, params: any[]) => Record<string, any>), preventable?: boolean): (target: React.Component<T, S>, propertyKey: string, descriptor: TypedPropertyDescriptor<any>) => {
    value: (...params: any[]) => Promise<any>;
    enumerable?: boolean;
    configurable?: boolean;
    writable?: boolean;
    get?: (() => any) | undefined;
    set?: ((value: any) => void) | undefined;
};