import { FarrisDesignBaseComponent } from '@farris/designer-element';
import { ElementPropertyConfig } from '@farris/ide-property-panel';
import { FormPropertyChangeObject } from '../../../../entity/property-change-entity';
import FdFileBaseComponent from '../../common/component/file-base.component';
export default class FdFileUploadPreviewComponent extends FdFileBaseComponent {
    allowedContentTypes: string;
    maxFileSize: string;
    component: any;
    /** 附件绑定的实体是否有效 */
    isValidBindingEntity: boolean;
    constructor(component: any, options: any);
    getStyles(): string;
    /**
     * 从工具箱拖拽生成时需要判断是何种类型的容器
     */
    getMetadataInControlBox(targetComponentInstance: FarrisDesignBaseComponent, controlFeature: string): any;
    getDefaultSchema(): any;
    getTemplateName(): string;
    init(): void;
    /**
     * 初始控件属性
     */
    private initControl;
    render(children: any): any;
    /**
     * 组装属性面板配置数据
     */
    getPropertyConfig(): ElementPropertyConfig[];
    /**
     * 属性变更后事件：默认监听样式类属性变更，并触发模板重绘
     * @param changeObject 变更集
     * @param propertyIDs 需要额外监听的属性ID列表
     */
    onPropertyChanged(changeObject: FormPropertyChangeObject): void;
    /**
     * 格式化
     * @param bytes
     */
    private humanizeBytes;
    /**
     * 判断是否类型
     */
    private judgeContentTypeLimit;
    /**
     * 设置子表DataGrid展示名称和路径，用于交互面板已绑定事件窗口
     */
    setComponentBasicInfoMap(): void;
    /**
     * 检查预览显示字段是否有效
     */
    private checkFieldValid;
    /**
     * 根据指定的字段key值，获取字段信息。例如获取key=bindingPath,值为xxx的字段
     * @param targetFieldKey 字段key
     * @param targetFieldValue 字段key值
     */
    private getSchemaFieldByBindingField;
    /**
     * 更新表单schema后，同步筛选方案内的控件枚举项、精度等属性
     */
    private refreshFieldsAfterSchemaChanged;
}