import { Observable } from 'rxjs';
import { I18n, I18nString, Keymap } from '@textbus/core';
import { Tool, ToolFactory, ToolFactoryParams } from '../help';
import { Matcher } from '../matcher/_api';
import { Commander } from '../commander';
export interface DropdownViewer<T = any> {
    elementRef: HTMLElement;
    onComplete: Observable<T>;
    onClose?: Observable<void>;
    update?(value?: any): void;
    reset?(): void;
}
export interface DropdownToolConfig<T = any> {
    /** 下拉控件展开后显示的内容 */
    viewFactory(i18n: I18n): DropdownViewer<T>;
    /** 状态查询器 */
    matcher?: Matcher;
    /** 订阅下拉控件操作完成时调用的命令 */
    commanderFactory(): Commander;
    /** 快捷键配置 */
    keymap?: Keymap;
    /** 给当前控件添加一组 css class */
    classes?: string[];
    /** 给当前控件添加一组 icon css class */
    iconClasses?: string[];
    /** 当鼠标放在控件上的提示文字 */
    tooltip?: I18nString;
    /** 设置控件显示的文字 */
    label?: I18nString;
}
export declare class DropdownTool<T = any> implements ToolFactory<T> {
    private config;
    private subs;
    constructor(config: DropdownToolConfig<T>);
    create(params: ToolFactoryParams, addTool: (tool: Tool<T>) => void): HTMLElement;
    onDestroy(): void;
}