import { Observable } from 'rxjs';
import { I18n, I18nString, Keymap } from '@textbus/core';
import { Tool, ToolFactoryParams, ToolFactory } from '../help';
import { Commander } from '../commander';
import { Matcher } from '../matcher/matcher';
export interface AdditionalViewer {
    elementRef: HTMLElement;
    onAction: Observable<any>;
    onDestroy: Observable<void>;
    destroy(): void;
}
/**
 * 附加视图工具的配置接口
 */
export interface AdditionalToolConfig {
    /** 按扭控件点击后调用的命令 */
    commanderFactory(): Commander;
    /** 下拉控件展开后显示的内容 */
    viewFactory(i18n: I18n): AdditionalViewer;
    /** 状态查询器 */
    matcher?: Matcher;
    /** 设置按扭显示的文字 */
    label?: I18nString;
    /** 给按扭控件添加一组 css class 类 */
    classes?: string[];
    /** 给按扭控件添加一组 icon css class 类 */
    iconClasses?: string[];
    /** 当鼠标放在控件上的提示文字 */
    tooltip?: I18nString;
    /** 当前按扭控件的快捷键配置 */
    keymap?: Keymap;
}
export declare class AdditionalTool implements ToolFactory {
    private config;
    private subs;
    constructor(config: AdditionalToolConfig);
    create(params: ToolFactoryParams, addTool: (tool: Tool) => void): HTMLElement;
    onDestroy(): void;
}