MeiRiYiCheng_1_old/Nirvana.Common/Web/TreeSelect.cs

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1.9 KiB
C#
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using System;
using System.Collections.Generic;
using System.Text;
namespace Nirvana.Common
{
public static class TreeSelect
{
public static string TreeSelectJson(this List<TreeSelectModel> data, string parent = "0")
{
StringBuilder sb = new StringBuilder();
sb.Append("[");
sb.Append(TreeSelectJson(data, parent, ""));
sb.Append("]");
return sb.ToString();
}
public static string TreeSelectGuidJson(this List<TreeSelectModel> data)
{
StringBuilder sb = new StringBuilder();
sb.Append("[");
sb.Append(TreeSelectJson(data, Guid.Empty.ToString(), ""));
sb.Append("]");
return sb.ToString();
}
private static string TreeSelectJson(List<TreeSelectModel> data, string parentId, string blank)
{
StringBuilder sb = new StringBuilder();
var ChildNodeList = data.FindAll(t => t.parentId == parentId);
var tabline = "";
if (parentId != "0" && parentId != Guid.Empty.ToString())
{
tabline = "  ";
}
if (ChildNodeList.Count > 0)
{
tabline = tabline + blank;
}
foreach (TreeSelectModel entity in ChildNodeList)
{
entity.text = tabline + entity.text;
string strJson = entity.ToJson();
sb.Append(strJson);
sb.Append(TreeSelectJson(data, entity.id, tabline));
}
return sb.ToString().Replace("}{", "},{");
}
}
public class TreeSelectModel
{
public string id { get; set; }
public string text { get; set; }
public string parentId { get; set; }
public object data { get; set; }
public string url { get; set; }
public string icon { get; set; }
}
}