import type { Emitter } from '@mantou/gem/lib/decorators';
import type { TemplateResult } from '@mantou/gem/lib/element';
import { GemElement } from '@mantou/gem/lib/element';
import './use';
import './scroll-box';
export declare const pickerStyle: import("@mantou/gem/lib/reactive").Sheet<Record<string, string>>;
export declare abstract class BasePickerElement {
    disabled: boolean;
    showPicker: () => void;
}
export interface Option<T = any> {
    label: string | TemplateResult;
    description?: string | TemplateResult;
    value?: T;
    children?: Option<T>[];
}
export declare class DuoyunPickerElement extends GemElement implements BasePickerElement {
    #private;
    placeholder: string;
    disabled: boolean;
    borderless: boolean;
    selectmode: boolean;
    fit: boolean;
    multiple: boolean;
    active: boolean;
    options?: Option[];
    value?: any | any[];
    change: Emitter<any>;
    render: () => TemplateResult;
    showPicker(): void;
}
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