12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788 |
- using LeaRun.Util.WebControl;
- using System;
- using System.Collections.Generic;
- using System.Linq;
- using System.Text;
- namespace LeaRun.Util.WebControl
- {
- /// <summary>
- /// 构造树形Json
- /// </summary>
- public static class TreeJson
- {
- /// <summary>
- /// 转换树Json
- /// </summary>
- /// <param name="list">数据源</param>
- /// <param name="ParentId">父节点</param>
- /// <returns></returns>
- public static string TreeToJson(this List<TreeEntity> list, string ParentId = "0")
- {
- StringBuilder strJson = new StringBuilder();
- List<TreeEntity> item = list.FindAll(t => t.parentId == ParentId);
- strJson.Append("[");
- if (item.Count > 0)
- {
- foreach (TreeEntity entity in item)
- {
- strJson.Append("{");
- strJson.Append("\"id\":\"" + entity.id + "\",");
- if (entity.text != null && !string.IsNullOrEmpty(entity.text))
- {
- strJson.Append("\"text\":\"" + entity.text.Replace(" ", "") + "\",");
- }
- if (entity.value != null && !string.IsNullOrEmpty(entity.value))
- {
- strJson.Append("\"value\":\"" + entity.value + "\",");
- }
- if (entity.Code != null && !string.IsNullOrEmpty(entity.Code))
- {
- strJson.Append("\"code\":\"" + entity.Code + "\",");
- }
- if (entity.Attribute != null && !string.IsNullOrEmpty(entity.Attribute))
- {
- strJson.Append("\"" + entity.Attribute + "\":\"" + entity.AttributeValue + "\",");
- }
- if (entity.AttributeA != null && !string.IsNullOrEmpty(entity.AttributeA))
- {
- strJson.Append("\"" + entity.AttributeA + "\":\"" + entity.AttributeValueA + "\",");
- }
- if (entity.title != null && !string.IsNullOrEmpty(entity.title.Replace(" ", "")))
- {
- strJson.Append("\"title\":\"" + entity.title.Replace(" ", "") + "\",");
- }
- if (entity.img != null && !string.IsNullOrEmpty(entity.img.Replace(" ", "")))
- {
- strJson.Append("\"img\":\"" + entity.img.Replace(" ", "") + "\",");
- }
- if (entity.checkstate != null)
- {
- strJson.Append("\"checkstate\":" + entity.checkstate + ",");
- }
- if (entity.parentId != null)
- {
- strJson.Append("\"parentnodes\":\"" + entity.parentId + "\",");
- }
- if (entity.Level != null)
- {
- strJson.Append("\"Level\":" + entity.Level + ",");
- }
- strJson.Append("\"showcheck\":" + entity.showcheck.ToString().ToLower() + ",");
- strJson.Append("\"isexpand\":" + entity.isexpand.ToString().ToLower() + ",");
- if (entity.complete == true)
- {
- strJson.Append("\"complete\":" + entity.complete.ToString().ToLower() + ",");
- }
- strJson.Append("\"hasChildren\":" + entity.hasChildren.ToString().ToLower() + ",");
- strJson.Append("\"ChildNodes\":" + TreeToJson(list, entity.id) + "");
- strJson.Append("},");
- }
- strJson = strJson.Remove(strJson.Length - 1, 1);
- }
- strJson.Append("]");
- return strJson.ToString();
- }
- }
- }
|