import { RanElement } from '@/utils/index';
import { EventManager } from '@/utils/builder';
export declare class Button extends RanElement {
    _btn: HTMLDivElement;
    _btnContent: HTMLDivElement;
    _iconElement?: HTMLElement;
    _slot: HTMLSlotElement;
    _shadowDom: ShadowRoot;
    _events: EventManager;
    debounceTimeId?: NodeJS.Timeout;
    static get observedAttributes(): string[];
    constructor();
    get sheet(): string;
    set sheet(value: string);
    get disabled(): boolean | string;
    set disabled(value: boolean | string | undefined | null);
    get iconSize(): string;
    set iconSize(value: string | undefined | null);
    get icon(): string;
    set icon(value: string | null);
    get effect(): string;
    set effect(value: string | null);
    /** Visual variant: `''` (default) | `'primary'` (monochrome) | `'warning'` | `'text'`. Drives the `:host([type=...])` styles. */
    get type(): string;
    set type(value: string | null);
    /**
     * @description: 设置 button 的 icon
     */
    setIcon: () => void;
    mousedown: (event: MouseEvent) => void;
    mouseup: () => void;
    keydown: (event: KeyboardEvent) => void;
    debounceMouseEvent: () => void;
    handlerExternalCss: () => void;
    syncA11yState: () => void;
    connectedCallback(): void;
    /**
     * @description: FIX: 修正拼写错误 disconnectCallback -> disconnectedCallback
     * 确保组件销毁时正确移除事件监听，彻底杜绝内存泄漏。
     */
    disconnectedCallback(): void;
    attributeChangedCallback(name: string, oldValue: string, newValue: string): void;
}
export default Button;