C#DataGridView某列形成树形TreeGridViewRebuilt

[{"title":"（ 107 个子文件 2.54MB ） C#DataGridView某列形成树形TreeGridViewRebuilt","children":[{"title":"2000多商业程序 OA 程序下载 版权说明.txt <span style='color:#111;'> 57.75KB </span>","children":null,"spread":false},{"title":"ExpandableGridView.csproj.GenerateResource.Cache <span style='color:#111;'> 784B </span>","children":null,"spread":false},{"title":"ExpandableGridView.dll <span style='color:#111;'> 40.00KB </span>","children":null,"spread":false},{"title":"Properties.Resources.Designer.cs.dll <span style='color:#111;'> 4.50KB </span>","children":null,"spread":false},{"title":"ExpandableGridView.dll <span style='color:#111;'> 24.00KB </span>","children":null,"spread":false},{"title":"......","children":null,"spread":false},{"title":"<span style='color:steelblue;'>文件过多，未全部展示</span>","children":null,"spread":false}],"spread":true}]