import { AnimationEvent } from '@angular/animations';
import { ConfigurableFocusTrapFactory, FocusMonitor, FocusOrigin } from '@angular/cdk/a11y';
import { BasePortalOutlet, CdkPortalOutlet, ComponentPortal, TemplatePortal } from '@angular/cdk/portal';
import { ChangeDetectorRef, ComponentRef, ElementRef, EmbeddedViewRef, EventEmitter } from '@angular/core';
import { SafeAny } from '@ngx-simple/core/types';
import { SimDialogConfig } from './dialog-config';
export declare class SimDialogComponent extends BasePortalOutlet {
    private _elementRef;
    private _focusTrapFactory;
    private _changeDetectorRef;
    config: SimDialogConfig;
    private _focusMonitor?;
    /** 当动画状态改变时发出 */
    _animationStateChanged: EventEmitter<AnimationEvent>;
    _closeInteractionType: FocusOrigin | null;
    /** 该容器内部的门户插槽，对话框内容将被加载到其中 */
    _portalOutlet: CdkPortalOutlet;
    /** 对话动画的状态 */
    state: 'void' | 'enter' | 'exit';
    /** 容器DOM元素的ID */
    id: string;
    private _document;
    /** 在Dialog中捕获和管理焦点的类 */
    private _focusTrap;
    /** 在打开对话框之前聚焦的元素。 保存此元素方便在关闭时恢复 */
    private _elementFocusedBeforeDialogWasOpened;
    constructor(_elementRef: ElementRef, _focusTrapFactory: ConfigurableFocusTrapFactory, _changeDetectorRef: ChangeDetectorRef, _document: SafeAny, config: SimDialogConfig, _focusMonitor?: FocusMonitor);
    /**
     * 将ComponentPortal作为内容附加到此对话框容器
     * @param portal 将门户附加为对话框内容
     */
    attachComponentPortal<T>(portal: ComponentPortal<T>): ComponentRef<T>;
    /**
     * 将TemplatePortal作为内容附加到此对话框容器
     * @param portal 将门户附加为对话框内容
     */
    attachTemplatePortal<C>(portal: TemplatePortal<C>): EmbeddedViewRef<C>;
    /** 如果焦点被移出对话框，则将焦点移回到对话框中 */
    _recaptureFocus(): void;
    /** 每当宿主上动画开始时调用 */
    onAnimationStart(event: AnimationEvent): void;
    /** 每当宿主上动画完成时调用 */
    onAnimationDone(event: AnimationEvent): void;
    /** 启动对话框退出动画. */
    startExitAnimation(): void;
    /** 将焦点移动到焦点陷阱内 */
    private _trapFocus;
    /** 将焦点恢复到对话框打开之前已聚焦的元素上 */
    private _restoreFocus;
    /**
     * 设置焦点动态并保存对对话框打开前焦点元素的引用
     */
    private _setupFocusTrap;
    /** 返回焦点是否在对话框内 */
    private _containsFocus;
}