import { TemplateRef } from '@angular/core';
import { Observable } from 'rxjs';
import type { SFSchemaEnum, SFSchemaEnumType, SFUISchemaItem } from '@delon/form';
import { NzFormatEmitEvent, NzTreeNode, NzTreeNodeOptions } from 'ng-zorro-antd/core/tree';
import type { NgStyleInterface, NzSafeAny, NzSizeLDSType } from 'ng-zorro-antd/core/types';
export interface SFTreeSelectWidgetSchema extends SFUISchemaItem {
    /**
     * 异步数据源
     */
    asyncData?: () => Observable<SFSchemaEnumType[]>;
    size?: NzSizeLDSType;
    placeholder?: string;
    /**
     * 支持清除，默认：`false`
     */
    allowClear?: boolean;
    /**
     * 清空时默认值，默认：`undefined`
     */
    clearValue?: NzSafeAny;
    /**
     * 下拉菜单和选择器同宽，默认：`true`
     */
    dropdownMatchSelectWidth?: boolean;
    /**
     * 下拉菜单的 style 属性
     */
    dropdownStyle?: NgStyleInterface;
    /**
     * 下拉菜单的 className 属性
     */
    dropdownClassName?: string;
    /**
     * 支持多选（当设置 `checkable` 时自动变为true），默认：`false`
     */
    multiple?: boolean;
    /**
     * 搜索隐藏未匹配的节点，默认：`false`
     */
    hideUnMatched?: boolean;
    /**
     * 节点前添加 Checkbox 复选框，默认：`false`
     */
    checkable?: boolean;
    /**
     * checkable 状态下节点选择完全受控（父子节点选中状态不再关联），默认：`false`
     */
    checkStrictly?: boolean;
    /**
     * 是否展示 TreeNode title 前的图标，没有默认样式，默认：`false`
     */
    showIcon?: boolean;
    /**
     * 节点前添加展开图标，默认：`true`
     */
    showExpand?: boolean;
    /**
     * 节点前添加展开图标，默认：`false`
     */
    showLine?: boolean;
    /**
     * 默认展开所有树节点，默认：`false`
     */
    defaultExpandAll?: boolean;
    /**
     * 当下拉列表为空时显示的内容
     */
    notFoundContent?: string;
    /**
     * 默认展开指定的树节点
     */
    expandedKeys?: string[];
    /**
     * 最多显示多少个 tag
     */
    maxTagCount?: number;
    /**
     * 隐藏 tag 时显示的内容
     */
    maxTagPlaceholder?: TemplateRef<{
        $implicit: NzTreeNode[];
    }> | null;
    /**
     * 自定义节点
     */
    treeTemplate?: TemplateRef<{
        $implicit: NzTreeNode;
        origin: NzTreeNodeOptions;
    }>;
    /**
     * The size of the items in the list, same as [cdk itemSize](https://material.angular.io/cdk/scrolling/api), Default: `28`
     */
    virtualItemSize?: number;
    /**
     *  The number of pixels worth of buffer to render for when rendering new items, same as [cdk maxBufferPx](https://material.angular.io/cdk/scrolling/api), Default: `28`
     */
    virtualMaxBufferPx?: number;
    /**
     * The minimum amount of buffer rendered beyond the viewport (in pixels),same as [cdk minBufferPx](https://material.angular.io/cdk/scrolling/api), Default: `28`
     */
    virtualMinBufferPx?: number;
    /**
     * The height of virtual scroll
     */
    virtualHeight?: string | null;
    /**
     * 如何在输入框显示所选的节点值的方法
     */
    displayWith?: (node: NzTreeNode) => string | undefined;
    /**
     * 点击展开树节点图标调用
     */
    expandChange?: (e: NzFormatEmitEvent) => Observable<SFSchemaEnum[]>;
    change?: (value: NzSafeAny[] | NzSafeAny) => void;
}