import { InjectionKey } from 'vue';
import { YDropdownInstance, YDropdownPropsAndEmits } from '../y-app/plus';
import { DropdownItem } from '../y-dropdown/types';
import { DropdownProvider } from './types';

/**
 * 下拉菜单注入键名
 */
export declare const DROPDOWN_KEY: InjectionKey<DropdownProvider>;
/**
 * 提供下拉菜单操作给子组件
 */
export declare function useDropdownProvider(): {
    dropdownRef: import('vue').Ref<YDropdownInstance, YDropdownInstance>;
    dropdownVirtualRef: import('vue').ShallowRef<any, any>;
    dropdownItems: import('vue').ShallowRef<DropdownItem[], DropdownItem[]>;
    dropdownProps: import('vue').ShallowRef<YDropdownPropsAndEmits, YDropdownPropsAndEmits>;
    openDropdown: (triggerEl: any, items?: DropdownItem[], props?: YDropdownPropsAndEmits) => void;
};
/**
 * 下拉菜单操作
 */
export declare function useDropdown(): DropdownProvider;