import { AfterContentInit, ChangeDetectorRef, ElementRef, Renderer2, TemplateRef } from '@angular/core';
import { BehaviorSubject } from 'rxjs';
import { DropdownVisibility } from './dropdown.typings';
export declare class SimDropdownComponent implements AfterContentInit {
    private _elementRef;
    private _changeDetectorRef;
    private renderer;
    overlayClass: string | string[] | Set<string> | {
        [key: string]: boolean;
    };
    overlayVisible$: BehaviorSubject<boolean>;
    dismissOverlay$: BehaviorSubject<boolean>;
    inputVisible$: BehaviorSubject<boolean>;
    _visibility: DropdownVisibility;
    templateRef: TemplateRef<string>;
    constructor(_elementRef: ElementRef, _changeDetectorRef: ChangeDetectorRef, renderer: Renderer2);
    ngAfterContentInit(): void;
    setInput<V extends keyof SimDropdownComponent>(key: V, value: this[V]): void;
    onVisible(visible: boolean): void;
    /**
     * 在面板里面实现关闭效果
     */
    dismiss(): void;
    /**
     * 标记在下一次变更检测运行中需要检查
     * 解决使用OnPush更改检测的组件中可能存在问题
     */
    _markForCheck(): void;
}