diff --git a/Examples/website/FreeSql.Site.DAL/BaseDAL.cs b/Examples/website/FreeSql.Site.DAL/BaseDAL.cs
new file mode 100644
index 00000000..8b335872
--- /dev/null
+++ b/Examples/website/FreeSql.Site.DAL/BaseDAL.cs
@@ -0,0 +1,80 @@
+//using FreeSql.Site.Entity;
+using FreeSql.Site.Entity;
+using FreeSql.Site.Entity.Common;
+using System;
+using System.Collections.Generic;
+using System.Linq.Expressions;
+using System.Text;
+
+namespace FreeSql.Site.DAL
+{
+    public class BaseDAL<T> where T : BaseEntity
+    {
+        /// <summary>
+        /// 新增方法
+        /// </summary>
+        /// <param name="model"></param>
+        /// <returns></returns>
+        public virtual long Insert(T model)
+        {
+            return DataBaseType.MySql.DB().Insert<T>(model).ExecuteIdentity();
+        }
+
+        /// <summary>
+        /// 修改方法
+        /// </summary>
+        /// <param name="model"></param>
+        /// <returns></returns>
+        public virtual bool Update(T model)
+        {
+            return DataBaseType.MySql.DB().Update<T>(model.ID).ExecuteUpdated().Count > 0;
+        }
+
+        /// <summary>
+        /// 删除方法
+        /// </summary>
+        /// <param name="id"></param>
+        /// <returns></returns>
+        public virtual bool Delete(long id)
+        {
+            return DataBaseType.MySql.DB().Delete<T>(id).ExecuteDeleted().Count > 0;
+        }
+
+        /// <summary>
+        /// 获取一条数据
+        /// </summary>
+        /// <param name="where"></param>
+        /// <returns></returns>
+        public virtual T GetByOne(Expression<Func<T, bool>> where)
+        {
+            return DataBaseType.MySql.DB().Select<T>()
+                .Where(where).ToOne();
+        }
+
+        /// <summary>
+        /// 查询方法
+        /// </summary>
+        /// <param name="where"></param>
+        /// <param name="orderby"></param>
+        /// <returns></returns>
+        public virtual (List<T> list, long count) Query(Expression<Func<T, bool>> where,
+            Expression<Func<T, T>> orderby = null, PageInfo pageInfo = null)
+        {
+            //设置查询条件
+            var list = DataBaseType.MySql.DB().Select<T>()
+                .Where(where);
+
+            BaseEntity baseEntity = new BaseEntity();
+            //设置排序
+            if (orderby != null) list = list.OrderBy(nameof(baseEntity.CreateDt) + " desc ");
+
+            var count = list.Count();
+            //设置分页操作
+            if (pageInfo != null && pageInfo.IsPaging)
+                list.Skip(pageInfo.PageIndex * pageInfo.PageSize).Limit(pageInfo.PageSize);
+
+            //执行查询
+            return (list.ToList(), count);
+        }
+    }
+}
diff --git a/Examples/website/FreeSql.Site.DAL/DocumentCommentDAL.cs b/Examples/website/FreeSql.Site.DAL/DocumentCommentDAL.cs
index 0d9fcdcd..6411b57a 100644
--- a/Examples/website/FreeSql.Site.DAL/DocumentCommentDAL.cs
+++ b/Examples/website/FreeSql.Site.DAL/DocumentCommentDAL.cs
@@ -7,62 +7,8 @@ using System.Text;
 
 namespace FreeSql.Site.DAL
 {
-    public class DocumentCommentDAL
+    public class DocumentCommentDAL : BaseDAL<DocumentComment>
     {
-        /// <summary>
-        /// 新增方法
-        /// </summary>
-        /// <param name="model"></param>
-        /// <returns></returns>
-        public long Insert(DocumentComment model)
-        {
-            return DataBaseType.MySql.DB().Insert<DocumentComment>(model).ExecuteIdentity();
-        }
-
-        /// <summary>
-        /// 修改方法
-        /// </summary>
-        /// <param name="model"></param>
-        /// <returns></returns>
-        public bool Update(DocumentComment model)
-        {
-            return DataBaseType.MySql.DB().Update<DocumentComment>(model.ID).ExecuteUpdated().Count > 0;
-        }
-
-        /// <summary>
-        /// 删除方法
-        /// </summary>
-        /// <param name="id"></param>
-        /// <returns></returns>
-        public bool Delete(long id)
-        {
-            return DataBaseType.MySql.DB().Delete<DocumentComment>(id).ExecuteDeleted().Count > 0;
-        }
-
-        /// <summary>
-        /// 获取一条数据
-        /// </summary>
-        /// <param name="where"></param>
-        /// <returns></returns>
-        public DocumentComment GetByOne(Expression<Func<DocumentComment, bool>> where)
-        {
-            return DataBaseType.MySql.DB().Select<DocumentComment>()
-                 .Where(where).ToOne();
-        }
-
-        /// <summary>
-        /// 查询方法
-        /// </summary>
-        /// <param name="where"></param>
-        /// <param name="orderby"></param>
-        /// <returns></returns>
-        public List<DocumentComment> Query(Expression<Func<DocumentComment, bool>> where,
-            Expression<Func<DocumentComment, DocumentComment>> orderby = null)
-        {
-            var list = DataBaseType.MySql.DB().Select<DocumentComment>()
-                .Where(where);
-            if (orderby != null) list = list.OrderBy(b => b.CreateDt);
-            return list.ToList();
-        }
+        
     }
 }
diff --git a/Examples/website/FreeSql.Site.DAL/DocumentContentDAL.cs b/Examples/website/FreeSql.Site.DAL/DocumentContentDAL.cs
index 357fb0ee..333fffff 100644
--- a/Examples/website/FreeSql.Site.DAL/DocumentContentDAL.cs
+++ b/Examples/website/FreeSql.Site.DAL/DocumentContentDAL.cs
@@ -6,85 +6,85 @@ using System.Linq.Expressions;
 
 namespace FreeSql.Site.DAL
 {
-    public class DocumentContentDAL
+    public class DocumentContentDAL : BaseDAL<DocumentContent>
     {
-        /// <summary>
-        /// 新增
-        /// </summary>
-        /// <param name="model"></param>
-        /// <returns></returns>
-        public long Insert(DocumentContent model)
-        {
-            return DataBaseType.MySql.DB().Insert<DocumentContent>(model).ExecuteIdentity();
-        }
+        ///// <summary>
+        ///// 新增
+        ///// </summary>
+        ///// <param name="model"></param>
+        ///// <returns></returns>
+        //public long Insert(DocumentContent model)
+        //{
+        //    return DataBaseType.MySql.DB().Insert<DocumentContent>(model).ExecuteIdentity();
+        //}
 
-        /// <summary>
-        /// 修改
-        /// </summary>
-        /// <param name="model"></param>
-        /// <returns></returns>
-        public bool Update(DocumentContent model)
-        {
-            var runsql = DataBaseType.MySql.DB().Update<DocumentContent>().SetSource(model);
-            return runsql.ExecuteAffrows() > 0;
-        }
+        ///// <summary>
+        ///// 修改
+        ///// </summary>
+        ///// <param name="model"></param>
+        ///// <returns></returns>
+        //public bool Update(DocumentContent model)
+        //{
+        //    var runsql = DataBaseType.MySql.DB().Update<DocumentContent>().SetSource(model);
+        //    return runsql.ExecuteAffrows() > 0;
+        //}
 
-        /// <summary>
-        /// 删除
-        /// </summary>
-        /// <param name="id"></param>
-        /// <returns></returns>
-        public bool Delete(long id)
-        {
-            return DataBaseType.MySql.DB().Delete<DocumentContent>(id).ExecuteDeleted().Count > 0;
-        }
+        ///// <summary>
+        ///// 删除
+        ///// </summary>
+        ///// <param name="id"></param>
+        ///// <returns></returns>
+        //public bool Delete(long id)
+        //{
+        //    return DataBaseType.MySql.DB().Delete<DocumentContent>(id).ExecuteDeleted().Count > 0;
+        //}
 
-        /// <summary>
-        /// 获取一条数据
-        /// </summary>
-        /// <param name="where"></param>
-        /// <returns></returns>
-        public DocumentContent GetByOne(Expression<Func<DocumentContent, bool>> where)
-        {
-            return DataBaseType.MySql.DB().Select<DocumentContent>()
-                 .Where(where).ToOne();
-        }
+        ///// <summary>
+        ///// 获取一条数据
+        ///// </summary>
+        ///// <param name="where"></param>
+        ///// <returns></returns>
+        //public DocumentContent GetByOne(Expression<Func<DocumentContent, bool>> where)
+        //{
+        //    return DataBaseType.MySql.DB().Select<DocumentContent>()
+        //         .Where(where).ToOne();
+        //}
 
 
-        /// <summary>
-        /// 获取一条数据
-        /// </summary>
-        /// <param name="where"></param>
-        /// <returns></returns>
-        public long Count(Expression<Func<DocumentContent, bool>> where)
-        {
-            return DataBaseType.MySql.DB().Select<DocumentContent>()
-                 .Where(where).Count();
-        }
+        ///// <summary>
+        ///// 获取一条数据
+        ///// </summary>
+        ///// <param name="where"></param>
+        ///// <returns></returns>
+        //public long Count(Expression<Func<DocumentContent, bool>> where)
+        //{
+        //    return DataBaseType.MySql.DB().Select<DocumentContent>()
+        //         .Where(where).Count();
+        //}
 
-        /// <summary>
-        /// 查询功能
-        /// </summary>
-        /// <param name="where"></param>
-        /// <param name="orderby"></param>
-        /// <returns></returns>
-        public (List<DocumentContent> list, long count) Query(Expression<Func<DocumentContent, bool>> where,
-            Expression<Func<DocumentContent, DocumentContent>> orderby = null, PageInfo pageInfo = null)
-        {
-            //设置查询条件
-            var list = DataBaseType.MySql.DB().Select<DocumentContent>()
-                .Where(where);
+        ///// <summary>
+        ///// 查询功能
+        ///// </summary>
+        ///// <param name="where"></param>
+        ///// <param name="orderby"></param>
+        ///// <returns></returns>
+        //public (List<DocumentContent> list, long count) Query(Expression<Func<DocumentContent, bool>> where,
+        //    Expression<Func<DocumentContent, DocumentContent>> orderby = null, PageInfo pageInfo = null)
+        //{
+        //    //设置查询条件
+        //    var list = DataBaseType.MySql.DB().Select<DocumentContent>()
+        //        .Where(where);
 
-            //设置排序
-            if (orderby != null) list = list.OrderBy(b => b.CreateDt);
+        //    //设置排序
+        //    if (orderby != null) list = list.OrderBy(b => b.CreateDt);
 
-            var count = list.Count();
-            //设置分页操作
-            if (pageInfo != null && pageInfo.IsPaging)
-                list.Skip(pageInfo.PageIndex * pageInfo.PageSize).Limit(pageInfo.PageSize);
+        //    var count = list.Count();
+        //    //设置分页操作
+        //    if (pageInfo != null && pageInfo.IsPaging)
+        //        list.Skip(pageInfo.PageIndex * pageInfo.PageSize).Limit(pageInfo.PageSize);
 
-            //执行查询
-            return (list.ToList(), count);
-        }
+        //    //执行查询
+        //    return (list.ToList(), count);
+        //}
     }
 }
diff --git a/Examples/website/FreeSql.Site.DAL/DocumentTypeDAL.cs b/Examples/website/FreeSql.Site.DAL/DocumentTypeDAL.cs
index 4e03fe14..3d3088a4 100644
--- a/Examples/website/FreeSql.Site.DAL/DocumentTypeDAL.cs
+++ b/Examples/website/FreeSql.Site.DAL/DocumentTypeDAL.cs
@@ -1,5 +1,6 @@
 //using FreeSql.Site.Entity;
 using FreeSql.Site.Entity;
+using FreeSql.Site.Entity.Common;
 using System;
 using System.Collections.Generic;
 using System.Linq.Expressions;
@@ -7,62 +8,8 @@ using System.Text;
 
 namespace FreeSql.Site.DAL
 {
-    public class DocumentTypeDAL
+    public class DocumentTypeDAL : BaseDAL<DocumentType>
     {
-        /// <summary>
-        /// 新增方法
-        /// </summary>
-        /// <param name="model"></param>
-        /// <returns></returns>
-        public long Insert(DocumentType model)
-        {
-            return DataBaseType.MySql.DB().Insert<DocumentType>(model).ExecuteIdentity();
-        }
 
-        /// <summary>
-        /// 修改方法
-        /// </summary>
-        /// <param name="model"></param>
-        /// <returns></returns>
-        public bool Update(DocumentType model)
-        {
-            return DataBaseType.MySql.DB().Update<DocumentType>(model.ID).ExecuteUpdated().Count > 0;
-        }
-
-        /// <summary>
-        /// 删除方法
-        /// </summary>
-        /// <param name="id"></param>
-        /// <returns></returns>
-        public bool Delete(long id)
-        {
-            return DataBaseType.MySql.DB().Delete<DocumentType>(id).ExecuteDeleted().Count > 0;
-        }
-
-        /// <summary>
-        /// 获取一条数据
-        /// </summary>
-        /// <param name="where"></param>
-        /// <returns></returns>
-        public DocumentType GetByOne(Expression<Func<DocumentType, bool>> where)
-        {
-            return DataBaseType.MySql.DB().Select<DocumentType>()
-                 .Where(where).ToOne();
-        }
-
-        /// <summary>
-        /// 查询方法
-        /// </summary>
-        /// <param name="where"></param>
-        /// <param name="orderby"></param>
-        /// <returns></returns>
-        public List<DocumentType> Query(Expression<Func<DocumentType, bool>> where,
-            Expression<Func<DocumentType, DocumentType>> orderby = null)
-        {
-            var list = DataBaseType.MySql.DB().Select<DocumentType>()
-                .Where(where);
-            if (orderby != null) list = list.OrderBy(b => b.CreateDt);
-            return list.ToList();
-        }
     }
 }
diff --git a/Examples/website/FreeSql.Site.DAL/TemplateExampleDAL.cs b/Examples/website/FreeSql.Site.DAL/TemplateExampleDAL.cs
index 75bf5c8f..18c1be9d 100644
--- a/Examples/website/FreeSql.Site.DAL/TemplateExampleDAL.cs
+++ b/Examples/website/FreeSql.Site.DAL/TemplateExampleDAL.cs
@@ -7,62 +7,8 @@ using System.Text;
 
 namespace FreeSql.Site.DAL
 {
-    public class TemplateExampleDAL
+    public class TemplateExampleDAL : BaseDAL<TemplateExample>
     {
-        /// <summary>
-        /// 新增方法
-        /// </summary>
-        /// <param name="model"></param>
-        /// <returns></returns>
-        public long Insert(TemplateExample model)
-        {
-            return DataBaseType.MySql.DB().Insert<TemplateExample>(model).ExecuteIdentity();
-        }
-
-        /// <summary>
-        /// 修改方法
-        /// </summary>
-        /// <param name="model"></param>
-        /// <returns></returns>
-        public bool Update(TemplateExample model)
-        {
-            return DataBaseType.MySql.DB().Update<TemplateExample>(model.ID).ExecuteUpdated().Count > 0;
-        }
-
-        /// <summary>
-        /// 删除方法
-        /// </summary>
-        /// <param name="id"></param>
-        /// <returns></returns>
-        public bool Delete(long id)
-        {
-            return DataBaseType.MySql.DB().Delete<TemplateExample>(id).ExecuteDeleted().Count > 0;
-        }
-
-        /// <summary>
-        /// 获取一条数据
-        /// </summary>
-        /// <param name="where"></param>
-        /// <returns></returns>
-        public TemplateExample GetByOne(Expression<Func<TemplateExample, bool>> where)
-        {
-            return DataBaseType.MySql.DB().Select<TemplateExample>()
-                 .Where(where).ToOne();
-        }
-
-        /// <summary>
-        /// 查询方法
-        /// </summary>
-        /// <param name="where"></param>
-        /// <param name="orderby"></param>
-        /// <returns></returns>
-        public List<TemplateExample> Query(Expression<Func<TemplateExample, bool>> where,
-            Expression<Func<TemplateExample, TemplateExample>> orderby = null)
-        {
-            var list = DataBaseType.MySql.DB().Select<TemplateExample>()
-                .Where(where);
-            if (orderby != null) list = list.OrderBy(b => b.CreateDt);
-            return list.ToList();
-        }
+        
     }
 }
diff --git a/Examples/website/FreeSql.Site.Entity/BaseEntity.cs b/Examples/website/FreeSql.Site.Entity/BaseEntity.cs
new file mode 100644
index 00000000..04fea76c
--- /dev/null
+++ b/Examples/website/FreeSql.Site.Entity/BaseEntity.cs
@@ -0,0 +1,22 @@
+//using FreeSql.DataAnnotations;
+using FreeSql.DataAnnotations;
+using System;
+
+namespace FreeSql.Site.Entity
+{
+    public class BaseEntity
+    {
+        [Column(IsIdentity = true, IsPrimary = true)]
+        public int ID { get; set; }
+
+        /// <summary>
+        /// 状态
+        /// </summary>
+        public int Status { get; set; }
+
+        public DateTime? CreateDt { get; set; }
+
+        public string CreateBy { get; set; }
+
+    }
+}
diff --git a/Examples/website/FreeSql.Site.Entity/Common/TreeNode.cs b/Examples/website/FreeSql.Site.Entity/Common/TreeNode.cs
new file mode 100644
index 00000000..bf2befbe
--- /dev/null
+++ b/Examples/website/FreeSql.Site.Entity/Common/TreeNode.cs
@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace FreeSql.Site.Entity.Common
+{
+    public class TreeNode
+    {
+        public string id { get; set; }
+
+        public string pid { get; set; }
+
+        public string title { get; set; }
+
+    }
+}
diff --git a/Examples/website/FreeSql.Site.Entity/DocumentComment.cs b/Examples/website/FreeSql.Site.Entity/DocumentComment.cs
index 3c930630..763d2dc7 100644
--- a/Examples/website/FreeSql.Site.Entity/DocumentComment.cs
+++ b/Examples/website/FreeSql.Site.Entity/DocumentComment.cs
@@ -4,11 +4,8 @@ using System;
 
 namespace FreeSql.Site.Entity
 {
-    public class DocumentComment
+    public class DocumentComment:BaseEntity
     {
-        [Column(IsIdentity = true, IsPrimary = true)]
-        public int ID { get; set; }
-
         /// <summary>
         /// 功能类型（文章、模板、示例等）
         /// </summary>
@@ -43,16 +40,5 @@ namespace FreeSql.Site.Entity
         /// 评论内容
         /// </summary>
         public string CommentContent { get; set; }
-
-        /// <summary>
-        /// 创建时间
-        /// </summary>
-        public DateTime? CreateDt { get; set; }
-
-        /// <summary>
-        /// 创建人
-        /// </summary>
-        public string CreateBy { get; set; }
-
     }
 }
diff --git a/Examples/website/FreeSql.Site.Entity/DocumentContent.cs b/Examples/website/FreeSql.Site.Entity/DocumentContent.cs
index 1387bd91..1d35b917 100644
--- a/Examples/website/FreeSql.Site.Entity/DocumentContent.cs
+++ b/Examples/website/FreeSql.Site.Entity/DocumentContent.cs
@@ -7,11 +7,8 @@ namespace FreeSql.Site.Entity
     /// <summary>
     /// 数据库实体
     /// </summary>
-    public class DocumentContent
+    public class DocumentContent : BaseEntity
     {
-        [Column(IsIdentity = true, IsPrimary = true)]
-        public int ID { get; set; }
-
         /// <summary>
         /// 类型编号
         /// </summary>
@@ -33,11 +30,6 @@ namespace FreeSql.Site.Entity
         [Column(DbType = "text")]
         public string DocContent { get; set; }
 
-        /// <summary>
-        /// 状态
-        /// </summary>
-        public int Status { get; set; }
-
         /// <summary>
         /// 查看次数
         /// </summary>
@@ -48,15 +40,6 @@ namespace FreeSql.Site.Entity
         /// </summary>
         public int StarCount { get; set; }
 
-        /// <summary>
-        /// 创建时间
-        /// </summary>
-        public DateTime? CreateDt { get; set; }
-
-        /// <summary>
-        /// 创建人
-        /// </summary>
-        public string CreateBy { get; set; }
 
         /// <summary>
         /// 修改时间
diff --git a/Examples/website/FreeSql.Site.Entity/DocumentType.cs b/Examples/website/FreeSql.Site.Entity/DocumentType.cs
index 69f9a92f..2bbb818c 100644
--- a/Examples/website/FreeSql.Site.Entity/DocumentType.cs
+++ b/Examples/website/FreeSql.Site.Entity/DocumentType.cs
@@ -1,16 +1,20 @@
 //using FreeSql.DataAnnotations;
 using FreeSql.DataAnnotations;
+using FreeSql.Site.Entity.Common;
 using System;
 
 namespace FreeSql.Site.Entity
 {
-    public class DocumentType
+    public class DocumentType : BaseEntity
     {
-        [Column(IsIdentity = true, IsPrimary = true)]
-        public int ID { get; set; }
-
+        /// <summary>
+        /// 类型名称
+        /// </summary>
         public string TypeName { get; set; }
 
+        /// <summary>
+        /// 上级类型名称
+        /// </summary>
         public int? UpID { get; set; }
 
         /// <summary>
@@ -18,17 +22,24 @@ namespace FreeSql.Site.Entity
         /// </summary>
         public string Tag { get; set; }
 
-        /// <summary>
-        /// 状态
-        /// </summary>
-        public int Status { get; set; }
-
-        public DateTime? CreateDt { get; set; }
-
-        public string CreateBy { get; set; }
-
         public DateTime? UpdateDt { get; set; }
 
         public string UpdateBy { get; set; }
     }
+
+    /// <summary>
+    /// 类型树形结构
+    /// </summary>
+    public class DocumentTypeTreeNode : TreeNode
+    {
+        /// <summary>
+        /// 标签
+        /// </summary>
+        public string tag { get; set; }
+
+        /// <summary>
+        /// 创建时间
+        /// </summary>
+        public DateTime? createdt { get; set; }
+    }
 }
diff --git a/Examples/website/FreeSql.Site.Entity/TemplateExample.cs b/Examples/website/FreeSql.Site.Entity/TemplateExample.cs
index ca8cd095..abd5b923 100644
--- a/Examples/website/FreeSql.Site.Entity/TemplateExample.cs
+++ b/Examples/website/FreeSql.Site.Entity/TemplateExample.cs
@@ -8,10 +8,8 @@ namespace FreeSql.Site.Entity
     /// <summary>
     /// 模板示例
     /// </summary>
-    public class TemplateExample
+    public class TemplateExample : BaseEntity
     {
-        [Column(IsIdentity = true, IsPrimary = true)]
-        public int ID { get; set; }
 
         /// <summary>
         /// 模板图片
@@ -49,16 +47,13 @@ namespace FreeSql.Site.Entity
         public int StarCount { get; set; }
 
         /// <summary>
-        /// 状态
+        /// 修改时间
         /// </summary>
-        public int Status { get; set; }
-
-        public DateTime? CreateDt { get; set; }
-
-        public string CreateBy { get; set; }
-
         public DateTime? UpdateDt { get; set; }
 
+        /// <summary>
+        /// 修改人
+        /// </summary>
         public string UpdateBy { get; set; }
     }
 }
diff --git a/Examples/website/FreeSql.Site.UI/Areas/Admin/Controllers/DocumentController.cs b/Examples/website/FreeSql.Site.UI/Areas/Admin/Controllers/DocumentController.cs
index fa7e85f4..8704242d 100644
--- a/Examples/website/FreeSql.Site.UI/Areas/Admin/Controllers/DocumentController.cs
+++ b/Examples/website/FreeSql.Site.UI/Areas/Admin/Controllers/DocumentController.cs
@@ -35,15 +35,6 @@ namespace FreeSql.Site.UI.Areas.Admin.Controllers
             return View(model);
         }
 
-        #region 文档分类
-        public IActionResult DocType()
-        {
-            DocumentType model = new DocumentType();
-            return View(model);
-        }
-
-        #endregion
-
         #region 文档内容
         public IActionResult DocContent()
         {
@@ -82,7 +73,7 @@ namespace FreeSql.Site.UI.Areas.Admin.Controllers
 
         public ActionResult DocContentEditModule(string id)
         {
-            ViewBag.DocumentTypeList = DocumentTypeDAL.Query(w => w.Status == 1).Select(s => new SelectListItem { Text = s.TypeName, Value = s.ID.ToString() }).ToList();
+            ViewBag.DocumentTypeList = DocumentTypeDAL.Query(w => w.Status == 1).list.Select(s => new SelectListItem { Text = s.TypeName, Value = s.ID.ToString() }).ToList();
             DocumentContent model = new DocumentContent();
             if (!string.IsNullOrEmpty(id))
             {
@@ -140,6 +131,109 @@ namespace FreeSql.Site.UI.Areas.Admin.Controllers
             return Json(resdata);
         }
 
+        #endregion
+
+        #region 文档分类
+        public IActionResult DocType()
+        {
+            DocumentType model = new DocumentType();
+
+            ViewBag.TypeList = DocumentTypeDAL.Query(w => w.Status == 1).list.Select(s => new DocumentTypeTreeNode
+            {
+                id = s.ID.ToString(),
+                pid = (s.UpID ?? 0).ToString(),
+                title = s.TypeName,
+                tag = s.Tag,
+                createdt = s.CreateDt
+            }).ToList();
+
+            return View(model);
+        }
+
+        [HttpGet]
+        public IActionResult DocTypeList(string searchContent, string seniorQueryJson, int page = 1, int limit = 10)
+        {
+            DocumentType model = null;
+            if (!string.IsNullOrWhiteSpace(seniorQueryJson))
+            {
+                model = Newtonsoft.Json.JsonConvert.DeserializeObject<DocumentType>(seniorQueryJson);
+            }
+            Expression<Func<DocumentType, bool>> predicate = i => 1 == 0;
+            var searchPredicate = PredicateExtensions.True<DocumentType>();
+            if (model != null)
+            {
+                searchPredicate = searchPredicate.And(u => u.Status == 1);
+            }
+            var contents = DocumentTypeDAL.Query(searchPredicate);
+
+            return Json(new DataPage<DocumentType>
+            {
+                code = "0",
+                msg = "",
+                count = contents.count,
+                data = contents.list
+            });
+        }
+
+        public ActionResult DocTypeEditModule(string id)
+        {
+            DocumentType model = new DocumentType();
+            if (!string.IsNullOrEmpty(id))
+            {
+                int _id = Convert.ToInt32(id);
+                model = DocumentTypeDAL.GetByOne(w => w.ID == _id);
+            }
+            return View(model);
+        }
+
+        // POST: Documents/Create
+        [HttpPost]
+        //[ValidateAntiForgeryToken]
+        public ActionResult DocTypeCreate([FromBody]DocumentContent model)
+        {
+            var resdata = AutoException.Excute<long>((result) =>
+            {
+                result.Data = DocumentContentDAL.Insert(model);
+                if (result.Data == 0)
+                {
+                    throw new Exception("数据新增异常，JSON:" + Newtonsoft.Json.JsonConvert.SerializeObject(model));
+                }
+            }, false);
+            return Json(resdata);
+        }
+
+        // POST: Documents/Create
+        [HttpPost]
+        //[ValidateAntiForgeryToken]
+        public ActionResult DocTypeUpdate([FromBody]DocumentContent model)
+        {
+            var resdata = AutoException.Excute<bool>((result) =>
+            {
+                model.UpdateBy = "admin";
+                model.UpdateDt = DateTime.Now;
+                result.Data = DocumentContentDAL.Update(model);
+                if (result.Data == false)
+                {
+                    throw new Exception("数据新增异常，JSON:" + Newtonsoft.Json.JsonConvert.SerializeObject(model));
+                }
+            }, false);
+            return Json(resdata);
+        }
+
+        [HttpPost]
+        [ValidateAntiForgeryToken]
+        public ActionResult DocTypeDelete(int id, IFormCollection collection)
+        {
+            var resdata = AutoException.Excute<long>((result) =>
+            {
+                if (!DocumentContentDAL.Delete(id))
+                {
+                    throw new Exception("数据删除异常，ID:" + id);
+                }
+            }, false);
+            return Json(resdata);
+        }
+
         #endregion 
     }
 }
\ No newline at end of file
diff --git a/Examples/website/FreeSql.Site.UI/Areas/Admin/Views/Document/DocContent.cshtml b/Examples/website/FreeSql.Site.UI/Areas/Admin/Views/Document/DocContent.cshtml
index 348fd90a..e2ff0029 100644
--- a/Examples/website/FreeSql.Site.UI/Areas/Admin/Views/Document/DocContent.cshtml
+++ b/Examples/website/FreeSql.Site.UI/Areas/Admin/Views/Document/DocContent.cshtml
@@ -16,7 +16,7 @@
     <div class="layui-btn-container">
         <button class="layui-btn layui-btn-sm" lay-event="add">添加</button>
         @*<button class="layui-btn layui-btn-sm" lay-event="delete">删除</button>
-        <button class="layui-btn layui-btn-sm" lay-event="update">编辑</button>*@
+            <button class="layui-btn layui-btn-sm" lay-event="update">编辑</button>*@
         <div style="float:right;border:0px solid red;">
             <input type="text" name="search_txt" lay-verify="title" autocomplete="off" placeholder="标题" class="layui-input" style="height: 30px;width:160px;float:left;">
             <a href="#" style="line-height:30px;margin-left:8px;">高级查询</a>
@@ -30,21 +30,11 @@
 </script>
 
 <script>
-    var testEditor;
-    layui.use(['form', 'layedit', 'laydate', 'table'], function () {
+    var contentEdit;
+    layui.use(['form', 'table'], function () {
         var table = layui.table;
         var form = layui.form
-            , layer = layui.layer
-            , layedit = layui.layedit
-            , laydate = layui.laydate;
-
-        //日期
-        laydate.render({
-            elem: '#date'
-        });
-        laydate.render({
-            elem: '#date1'
-        });
+            , layer = layui.layer;
 
 
         table.render({
@@ -65,7 +55,7 @@
                 , { fixed: 'right', title: '操作', toolbar: '#barDemo', width: 150 }
             ]]
             , page: true
-            , id : 'docContentTable'
+            , id: 'docContentTable'
         });
 
         var reloadTable = function () {
@@ -77,6 +67,26 @@
             });
         };
 
+        var deleteObj = function (removeRowDatas) {
+            layer.confirm('确定要删除吗？', function (index) {
+                //调用删除
+                $.ajax({
+                    type: "POST",
+                    url: "/Admin/Document/DocContentDelete",
+                    data: { id: rowid },
+                    dataType: "html",
+                    success: function (data) {
+                        obj.del();
+                        layer.close(index);
+                    },
+                    error: function () {
+                        layer.close(index);
+                        layer.alert("删除失败！");
+                    }
+                });
+            });
+        }
+
         //监听事件
         table.on('toolbar(test)', function (obj) {
             var checkStatus = table.checkStatus(obj.config.id);
@@ -91,10 +101,11 @@
                         },
                         callback: reloadTable
                     };
-                    dialogWindow.create(options);
+                    freejs.dialogWindow.create(options);
                     break;
                 case 'delete':
-                    layer.msg('删除');
+                    var data = checkStatus.data;
+                    deleteObj(data);
                     break;
                 case 'update':
                     layer.msg('编辑');
@@ -106,6 +117,7 @@
         table.on('tool(test)', function (obj) {
             var data = obj.data;
             if (obj.event === 'del') {
+                deleteObj(obj.data);
                 layer.confirm('确定要删除吗？', function (index) {
                     //调用删除
                     $.ajax({
@@ -133,92 +145,10 @@
                     },
                     callback: reloadTable
                 };
-                dialogWindow.create(options);
-
-                //form.render();
-                //layer.prompt({
-                //    formType: 2
-                //    , value: data.email
-                //}, function (value, index) {
-                //    obj.update({
-                //        email: value
-                //    });
-                //    layer.close(index);
-                //});
+                freejs.dialogWindow.create(options);
             }
         });
 
-        //先简单封装下
-        var dialogWindow = {
-            create: function (options, formpage) {
-                $("#docContentEdit").load(options.url, options.paramters, function (responseText, textStatus, jqXHR) {
-                    switch (textStatus) {
-                        case "success":
-                            dialogWindow.open($.extend({
-                                type: 1,
-                                maxmin: true,
-                                title: "编辑",
-                                area: ['1100px', '660px'],
-                                shadeClose: false, //点击遮罩关闭
-                                content: responseText,
-                                submit: {
-                                    url: "/Admin/Document/DocContentCreate",
-                                }
-                            }, options), form);
-                            break;
-                        case "error":
-                            freejs.showMessage({ title: "提示", msg: "页面加载失败", type: 2 });
-                            break;
-                    }
-                });
-            },
-            open: function (options, form) {
-                var base_options = {
-                    type: 1,
-                    maxmin: true,
-                    title: "编辑",
-                    area: ['1100px', '660px'],
-                    shadeClose: false //点击遮罩关闭
-                };
-                var new_options = $.extend(base_options, options);
-                new_options.success = function (layero, index) {
-                    form.render();
-                    $(".form-module-content").height(dialog_Paramters.height - 110);
-                    testEditor = editormd("md_DocContent", {
-                        width: "96%",
-                        height: 640,
-                        syncScrolling: "single",
-                        path: "../../lib/editormd/lib/"
-                    });
-                    //监听提交
-                    form.on('submit(formDemo)', function (data) {
-                        $.ajax({
-                            type: 'POST',
-                            url: options.submit.url,//"/Admin/Document/DocContentCreate",
-                            data: JSON.stringify(data.field),
-                            contentType: "application/json; charset=utf-8",
-                            dataType: "json",
-                            success: function (e) {
-                                if (e.Status == 1) {
-                                    freejs.showMessage({ title: "提示", msg: e.Msg || "保存成功", type: 1 });
-                                    if ($.isFunction(new_options.callback)) new_options.callback();
-                                    layer.close(index);
-                                }
-                                else {
-                                    freejs.showMessage({ title: "提示", msg: e.Msg, type: 2 });
-                                }
-                            }
-                        });
-                        return false;
-                    });
-                }
-                layer.open(new_options);
-            },
-            close: function () {
-
-            }
-        };
-
         $(document).on('click', '#btnSubmit', function () {
             layer.msg('响应点击事件');
         });
diff --git a/Examples/website/FreeSql.Site.UI/Areas/Admin/Views/Document/DocType.cshtml b/Examples/website/FreeSql.Site.UI/Areas/Admin/Views/Document/DocType.cshtml
index 45a0e5d8..c1a642e6 100644
--- a/Examples/website/FreeSql.Site.UI/Areas/Admin/Views/Document/DocType.cshtml
+++ b/Examples/website/FreeSql.Site.UI/Areas/Admin/Views/Document/DocType.cshtml
@@ -3,125 +3,108 @@
 
     //Layout = "~/Areas/Admin/Shared/_Layout.cshtml";
 }
+<style>
+    body {
+        padding: 10px 30px;
+    }
 
-<div id="myeditor" style="display: none">
-    <!-- 富文本编辑器 -->
-    <div id="test-editormd"></div>
-</div>
-
-<div id="markdownToHTML" style="margin-left: 100px">
-    <textarea id="content" style="display:none;" placeholder="markdown语言"></textarea>
-</div>
-
-<div class="layui-btn-container" style="margin: 10px">
-    <button id="showEditor" class="layui-btn">显示编辑器</button>
-    <button id="getMarkdownContent" class="layui-btn">获取Markdown源码</button>
-    <button id="getHtmlContent" class="layui-btn">获取Html源码</button>
-    <button id="showHTML" class="layui-btn">Markdown解析成HTML</button>
-</div>
+    .hide {
+        display: none
+    }
+</style>
+<button class="layui-btn layui-btn-primary down-up-all">全部收起/展开</button>
+<button class="layui-btn layui-btn-primary get-checked">获取选中</button>
 
+<table class="layui-table layui-form" id="doctype-tree-table"></table>
 
 <script type="text/javascript">
-    layui.use(['layer', 'jquery'], function () {
-        var layer = layui.layer
-            , $ = layui.jquery;
+    layui.use(['treetable', 'form'], function () {
+        var data = @Html.Raw(Html.ToJson(ViewBag.TypeList as List<DocumentTypeTreeNode>));
 
-        var testEditor;
-        $('#showEditor').on('click', function () {
-            // 弹出框
-            layer.open({
-                type: 1
-                , content: $('#myeditor')
-                , btn: '关闭全部'
-                , btnAlign: 'c' //按钮居中
-                , shade: 0 //不显示遮罩
-                , area: ['800px', '600px']
-                , yes: function () {
-                    layer.closeAll();
-                },
-                success: function () {
-                    testEditor = editormd("test-editormd", {
-                        width: "90%",
-                        height: 740,
-                        path: "../../lib/editormd/lib/",
-                        theme: "default",
-                        previewTheme: "default",
-                        editorTheme: "default",
-                        //markdown : md,             // 初始化编辑区的内容
-                        codeFold: true,
-                        //syncScrolling : false,
-                        saveHTMLToTextarea: true,    // 保存 HTML 到 Textarea
-                        searchReplace: true,
-                        //watch : false,                // 关闭实时预览
-                        htmlDecode: "style,script,iframe|on*",            // 开启 HTML 标签解析，为了安全性，默认不开启
-                        //toolbar  : false,             //关闭工具栏
-                        //previewCodeHighlight : false, // 关闭预览 HTML 的代码块高亮，默认开启
-                        emoji: true,
-                        taskList: true,
-                        tocm: true,         // Using [TOCM]
-                        tex: true,                   // 开启科学公式TeX语言支持，默认关闭
-                        flowChart: true,             // 开启流程图支持，默认关闭
-                        sequenceDiagram: true,       // 开启时序/序列图支持，默认关闭,
-                        //dialogLockScreen : false,   // 设置弹出层对话框不锁屏，全局通用，默认为true
-                        //dialogShowMask : false,     // 设置弹出层对话框显示透明遮罩层，全局通用，默认为true
-                        //dialogDraggable : false,    // 设置弹出层对话框不可拖动，全局通用，默认为true
-                        //dialogMaskOpacity : 0.4,    // 设置透明遮罩层的透明度，全局通用，默认值为0.1
-                        //dialogMaskBgColor : "#000", // 设置透明遮罩层的背景颜色，全局通用，默认为#fff
-                        imageUpload: true,
-                        imageFormats: ["jpg", "jpeg", "gif", "png", "bmp", "webp"],
-                        imageUploadURL: "./php/upload.php", // 文件上传路径，返回值为图片加载的路径
-                        onload: function () {
-                            // 加载后富文本编辑器成功后的回调
-                            console.log('onload', this);
-                            //this.fullscreen();
-                            //this.unwatch();
-                            //this.watch().fullscreen();
-
-                            //this.setMarkdown("#PHP");
-                            //this.width("100%");
-                            //this.height(480);
-                            //this.resize("100%", 640);
-
-                            // 异步请求md文件，用于编辑时的数据回显
-                            $.get('test.md', function (md) {
-                                testEditor.setMarkdown(md);
-                            });
+        var o = layui.$, treetable = layui.treetable;
+        var form = layui.form, layer = layui.layer;
+        treetable.render({
+            elem: '#doctype-tree-table',
+            data: data,
+            field: 'title',
+            is_checkbox: true,
+            checked: [1, 2, 3, 4],
+            /*icon_val: {
+                open: "&#xe619;",
+                close: "&#xe61a;"
+            },
+            space: 4,*/
+            cols: [
+                {
+                    field: 'title',
+                    title: '标题',
+                    width: '40%',
+                    template: function (item) {
+                        if (item.level == 1) {
+                            return '<span style="color:red;">' + item.title + '</span>';
                         }
-                    });
-                }
-            });
+                        if (item.level == 2) {
+                            return '<span style="color:green;">' + item.title + '</span>';
+                        }
+                        return item.title;
+                    }
+                },
+                {
+                    field: 'id',
+                    title: '编号',
+                    width: '10%'
+                },
+                {
+                    title: '标签',
+                    width: '10%',
+                    template: function (item) {
+                        return item.tag||"";//'<input type="checkbox" lay-skin="switch" lay-filter="status" lay-text="开启|关闭">';
+                    }
+                },
+                {
+                    title: '创建时间',
+                    width: '20%',
+                    template: function (item) {
+                        return item.createdt.replace('T',' ') || "";//'<input type="checkbox" lay-skin="switch" lay-filter="status" lay-text="开启|关闭">';
+                    }
+                },
+                {
+                    field: 'actions',
+                    title: '操作',
+                    width: '20%',
+                    template: function (item) {
+                        var tem = [];
+                        tem.push('<button class="layui-btn layui-btn-xs layui-btn-normal">添加子级</button>');
+                        tem.push('<button class="layui-btn layui-btn-xs">编辑</button>');
+                        return tem.join(' ')
+                    },
+                },
+            ]
         });
 
-        // 获取markdown源码
-        $('#getMarkdownContent').on('click', function () {
-            var mdContent = $('.editormd-markdown-textarea').val();
-            console.log(mdContent);
-            var content = testEditor.getMarkdown();
-            console.log(content);
-        });
-        // 获取解析后的html
-        $('#getHtmlContent').on('click', function () {
-            var content = testEditor.getHTML();
+        treetable.on('treetable(add)', function (data) {
+            layer.msg('添加操作');
+            console.log(data);
+        })
 
-            console.log(content);
-        });
+        treetable.on('treetable(edit)', function (data) {
+            layer.msg('编辑操作');
+            console.log(data);
+        })
 
-        // 页面解析markdown为html进行显示
-        $('#showHTML').on('click', function () {
-            // 模拟从数据库中取内容
-            $.get('test.md', function (md) {
-                // 给textarea赋值
-                $('#content').val(md);
-                // 解析
-                editormd.markdownToHTML("markdownToHTML", {
-                    htmlDecode: "style,script,iframe",
-                    emoji: true,  // 解析表情
-                    taskList: true,  // 解析列表
-                    tex: true,  // 默认不解析
-                    flowChart: true,  // 默认不解析
-                    sequenceDiagram: true  // 默认不解析
-                });
-            });
-        });
+        o('.down-up-all').click(function () {
+            var expandStatus = o(this).attr("expandStatus");
+            expandStatus == "down" ? treetable.all('up') : treetable.all('down');
+            expandStatus == "down" ? o(this).attr('expandStatus', 'up') : o(this).attr('expandStatus', 'down');
+        })
+
+        o('.get-checked').click(function () {
+            console.log(treetable.all('checked'));
+        })
+
+        form.on('switch(status)', function (data) {
+            layer.msg('监听状态操作');
+            console.log(data);
+        })
     });
 </script>
\ No newline at end of file
diff --git a/Examples/website/FreeSql.Site.UI/Areas/Admin/_ViewImports.cshtml b/Examples/website/FreeSql.Site.UI/Areas/Admin/_ViewImports.cshtml
new file mode 100644
index 00000000..cc1ea3f7
--- /dev/null
+++ b/Examples/website/FreeSql.Site.UI/Areas/Admin/_ViewImports.cshtml
@@ -0,0 +1,5 @@
+@using FreeSql.Site.UI
+@using FreeSql.Site.UI.Models
+@using FreeSql.Site.Entity
+@using FreeSql.Site.UI.Common
+@addTagHelper *, Microsoft.AspNetCore.Mvc.TagHelpers
diff --git a/Examples/website/FreeSql.Site.UI/Areas/Doc/Controllers/DocumentsController.cs b/Examples/website/FreeSql.Site.UI/Areas/Doc/Controllers/DocumentsController.cs
index 8d81a34f..802800fa 100644
--- a/Examples/website/FreeSql.Site.UI/Areas/Doc/Controllers/DocumentsController.cs
+++ b/Examples/website/FreeSql.Site.UI/Areas/Doc/Controllers/DocumentsController.cs
@@ -27,7 +27,7 @@ namespace FreeSql.Site.UI.Areas.Doc.Controllers
         // GET: Documents
         public IActionResult Index(int id = 1)
         {
-            var typeList = DocumentTypeDAL.Query(d => d.ID != 0);
+            var typeList = DocumentTypeDAL.Query(d => d.ID != 0).list;
             var contentlist = DocumentContentDAL.Query(d => d.Status == 1).list;
 
             //适应两层结构即可
diff --git a/Examples/website/FreeSql.Site.UI/Common/HtmlHelperViewExtensions.cs b/Examples/website/FreeSql.Site.UI/Common/HtmlHelperViewExtensions.cs
index 961c2de2..da48840e 100644
--- a/Examples/website/FreeSql.Site.UI/Common/HtmlHelperViewExtensions.cs
+++ b/Examples/website/FreeSql.Site.UI/Common/HtmlHelperViewExtensions.cs
@@ -13,6 +13,15 @@ namespace FreeSql.Site.UI.Common
 {
     public static class HtmlHelperViewExtensions
     {
+        public static string ToJson(this IHtmlHelper htmlHeler, object val)
+        {
+            if (val != null)
+            {
+                return Newtonsoft.Json.JsonConvert.SerializeObject(val);
+            }
+            return "";
+        }
+
         public static IHtmlContent Action(this IHtmlHelper helper, string action, object parameters = null)
         {
             var controller = (string)helper.ViewContext.RouteData.Values["controller"];
diff --git a/Examples/website/FreeSql.Site.UI/FreeSql.Site.UI.csproj b/Examples/website/FreeSql.Site.UI/FreeSql.Site.UI.csproj
index 08e0cb2d..c4cef1c2 100644
--- a/Examples/website/FreeSql.Site.UI/FreeSql.Site.UI.csproj
+++ b/Examples/website/FreeSql.Site.UI/FreeSql.Site.UI.csproj
@@ -16,6 +16,7 @@
     <Folder Include="Areas\Doc\Models\" />
     <Folder Include="Areas\Example\Data\" />
     <Folder Include="Areas\Example\Models\" />
+    <Folder Include="wwwroot\layui\ext\treetable\js\" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/Examples/website/FreeSql.Site.UI/Views/_ViewImports.cshtml b/Examples/website/FreeSql.Site.UI/Views/_ViewImports.cshtml
index 425e6883..6f5bf531 100644
--- a/Examples/website/FreeSql.Site.UI/Views/_ViewImports.cshtml
+++ b/Examples/website/FreeSql.Site.UI/Views/_ViewImports.cshtml
@@ -1,3 +1,4 @@
 @using FreeSql.Site.UI
 @using FreeSql.Site.UI.Models
+@using FreeSql.Site.UI.Common
 @addTagHelper *, Microsoft.AspNetCore.Mvc.TagHelpers
diff --git a/Examples/website/FreeSql.Site.UI/wwwroot/js/common.js b/Examples/website/FreeSql.Site.UI/wwwroot/js/common.js
index 373fc159..88ba518b 100644
--- a/Examples/website/FreeSql.Site.UI/wwwroot/js/common.js
+++ b/Examples/website/FreeSql.Site.UI/wwwroot/js/common.js
@@ -59,6 +59,15 @@
                 skin: 'layer-ext-moon'
             }, yes, no);
         },
+        markDownEdit: function (id, option) {
+            var _option = $.extend({
+                width: "96%",
+                height: 640,
+                syncScrolling: "single",
+                path: "../../lib/editormd/lib/"
+            }, options);
+            return editormd(id, _option);
+        },
         ajax: function (url, appendPostData, beforeFn, completeFn, successFn, errorFn, isShowLoading) {
             jQuery.ajax({
                 type: "POST",
@@ -113,8 +122,129 @@
                     }
                 }
             });
+        },
+        dialogWindow: {
+            /*
+            url: "/Admin/Document/DocContentEditModule",   //页面地址
+            paramters: { id: "" },                         //参数
+            -------------------------------------------------------
+            title: "新增文档",                             //标题
+            area: ['1100px', '660px'],                     //尺寸
+            submit: {                                      //提交参数
+                url: "/Admin/Document/DocContentCreate",   //   提交的地址
+            },                                             //
+            callback: reloadTable                          //执行完成回调函数
+             */
+            create: function (options, formpage) {
+                $("#docContentEdit").load(options.url, options.paramters, function (responseText, textStatus, jqXHR) {
+                    switch (textStatus) {
+                        case "success":
+                            freejs.dialogWindow.open($.extend({
+                                type: 1,
+                                maxmin: true,
+                                title: "编辑",
+                                area: ['1100px', '660px'],
+                                shadeClose: false, //点击遮罩关闭
+                                content: responseText,
+                                submit: {
+                                    url: "/Admin/Document/DocContentCreate",
+                                }
+                            }, options), form);
+                            break;
+                        case "error":
+                            freejs.showMessage({ title: "提示", msg: "页面加载失败", type: 2 });
+                            break;
+                    }
+                });
+            },
+            /*
+            {
+                type: 1,
+                maxmin: true,
+                title: "编辑",
+                area: ['1100px', '660px'],
+                shadeClose: false, //点击遮罩关闭
+                content: responseText,
+                submit: {
+                    url: "/Admin/Document/DocContentCreate",
+                }
+            }
+             */
+            open: function (options, form) {
+                var base_options = {
+                    type: 1,
+                    maxmin: true,
+                    title: "编辑",
+                    area: ['1100px', '660px'],
+                    shadeClose: false //点击遮罩关闭
+                };
+                var new_options = $.extend(base_options, options);
+                new_options.success = function (layero, index) {
+                    form.render();
+                    $(".form-module-content").height(dialog_Paramters.height - 110);
+                    contentEdit = editormd("md_DocContent", {
+                        width: "96%",
+                        height: 640,
+                        syncScrolling: "single",
+                        path: "../../lib/editormd/lib/"
+                    });
+                    //监听提交
+                    form.on('submit(formDemo)', function (data) {
+                        $.ajax({
+                            type: 'POST',
+                            url: options.submit.url,//"/Admin/Document/DocContentCreate",
+                            data: JSON.stringify(data.field),
+                            contentType: "application/json; charset=utf-8",
+                            dataType: "json",
+                            success: function (e) {
+                                if (e.Status == 1) {
+                                    freejs.showMessage({ title: "提示", msg: e.Msg || "保存成功", type: 1 });
+                                    if ($.isFunction(new_options.callback)) new_options.callback();
+                                    layer.close(index);
+                                }
+                                else {
+                                    freejs.showMessage({ title: "提示", msg: e.Msg, type: 2 });
+                                }
+                            }
+                        });
+                        return false;
+                    });
+                }
+                layer.open(new_options);
+            },
+            close: function () {
+            }
         }
     };
-
     window.freejs = new base();
+
+    /**
+     * 数组扩展
+     * @param {any} func
+     */
+    Array.prototype.select = function (func) {
+        var retValues = [];
+        if (this.length == 0) {
+            return retValues;
+        }
+        if (func == null) {
+            return this;
+        }
+        for (var i = 0; i < this.length; i++) {
+            retValues.push(func(this[i]));
+        }
+        return retValues;
+    };
+    Array.prototype.where = function (func) {
+        if (func == null) {
+            return this;
+        }
+        var retList = [];
+        for (var i = 0; i < this.length; i++) {
+            if (func(this[i]) != false) {
+                retList.push(this[i]);
+            }
+        }
+        return retList;
+    }
 })(window);
\ No newline at end of file
diff --git a/Examples/website/FreeSql.Site.UI/wwwroot/layui/ext/treetable/css/frame.css b/Examples/website/FreeSql.Site.UI/wwwroot/layui/ext/treetable/css/frame.css
new file mode 100644
index 00000000..5a63b974
--- /dev/null
+++ b/Examples/website/FreeSql.Site.UI/wwwroot/layui/ext/treetable/css/frame.css
@@ -0,0 +1,41 @@
+html,body{height: 100%;overflow-y:hidden;}
+.system-top .layui-nav{height: 60px;display: inline-block;}
+
+.top-left{padding-left: 0;}
+.top-left .iconfont{font-size: 25px;}
+.top-left .layui-this:after{width: 0;}
+.top-right{position: absolute;right: 0;}
+.logo{background-color: #009688;height:60px;line-height:60px;font-size:18px;text-align:center;color:#fff;}
+.logo .layui-nav-img{margin-right: 0;}
+
+.system-left{height: 100%;position: fixed;z-index: 1;top: 0px;}
+.system-left .layui-nav .layui-nav-item{border-bottom: 1px solid #414d5c;}
+
+/** 左侧菜单展开模式 **/
+.left-full .system-left,.left-full .logo{width: 200px;}
+.left-full .system-top,.left-full .system-content{padding-left:210px;}
+.left-full .text{display: block;}.left-full .image{display: none;}
+
+/** 左侧菜单收起（迷你）模式 **/
+.left-mini .system-left,.left-mini .system-left .layui-nav{width: 56px;}
+.left-mini .system-top,.left-mini .system-content{padding-left: 66px;}
+.left-mini .system-left .layui-nav-item>a .title{display: none;}
+.left-mini .system-left dd span{display: none;}
+.left-mini .system-left .layui-nav-tree .layui-nav-more{right: 22px;}
+.left-mini .layui-nav-child dd{position: relative;}
+.left-mini .left-tips{position: absolute;left: 60px;top: 0;padding:0 10px;border-radius:2px;background-color: #000;}
+.left-mini .left-tips i{position: absolute;left: -8px;top: 5px;width: 0;height: 0;border-width: 8px;border-color: transparent;border-style: dashed;border-bottom-style: solid;border-bottom-color: #000;}
+.left-mini .logo .text{display: none;}.left-mini .logo .image{display: block;}
+
+.system-content .layui-tab-card{margin-bottom: 0;border: 0;}
+.system-content .layui-tab-card .layui-tab-title{border-top-left-radius: 15px;border-top-right-radius: 15px;position: absolute;z-index: 9;width: 100%;bottom: 0;height: 35px;}
+.system-content .layui-tab-card .layui-tab-title li{background: #f2f2f2;height: 35px;line-height: 35px;border-top-left-radius: 15px;border-top-right-radius: 15px;border-left: 1px solid #e2e2e2;border: 1px solid #e2e2e2;margin-right: 4px;}
+.system-content .layui-tab-card .layui-tab-title li .layui-tab-close{border: 1px solid #c2c2c2;border-radius: 50%;}
+.system-content .layui-tab-card .layui-tab-title li:first-child .layui-tab-close{display:none;}
+.system-content .layui-tab-card .layui-tab-title .layui-this{background-color: #009688;color: #fff;}
+.system-content .layui-tab-card .layui-tab-title .layui-this:after{border-style: none;}
+.system-content .layui-tab-card .layui-tab-title .layui-this .layui-tab-close{color:#fff;border: 1px solid #fff;}
+.system-content .layui-tab-card .layui-tab-content{padding: 0;}
+.system-content .layui-tab-card .layui-tab-content .layui-table-view{margin:0;}
+
+
diff --git a/Examples/website/FreeSql.Site.UI/wwwroot/layui/ext/treetable/css/globle.css b/Examples/website/FreeSql.Site.UI/wwwroot/layui/ext/treetable/css/globle.css
new file mode 100644
index 00000000..b0d61cae
--- /dev/null
+++ b/Examples/website/FreeSql.Site.UI/wwwroot/layui/ext/treetable/css/globle.css
@@ -0,0 +1,17 @@
+.hide{display: none;}
+.top-title{margin-bottom: 10px;position: relative;}
+.top-title .layui-form-select{display: inline-block;}
+.top-title .layui-btn-group{display: inline-block;position: absolute;right: 10px;top: 7px;font-size: 14px;}
+.top-title .layui-btn-group .layui-btn{margin-top: -4px;height: 36px;}
+.top-title .layui-form-select .layui-input{background: #009688;color:#fff;}
+.top-title .layui-form-select .layui-input::-webkit-input-placeholder{color:#fff;}
+.layui-table-page{text-align: center;}
+.layui-table-view{margin-bottom: 0;}
+
+.table-search-form{padding:10px;}
+.table-search-form .layui-form-item{margin-bottom:10px;}
+.table-search-form .layui-layer-btn a{width: 100%;margin: 5px 0;padding: 0;}
+
+td[data-field=action] .layui-table-cell{overflow: unset;padding: 0;}
+td[data-field=action] .layui-form-select{position: absolute;width: 120px;margin-left: 7px;}
+td[data-field=action] .layui-form-select .layui-input{height:30px;border: 0;background-color: #009688;color: #fff;}
\ No newline at end of file
diff --git a/Examples/website/FreeSql.Site.UI/wwwroot/layui/ext/treetable/img/header.png b/Examples/website/FreeSql.Site.UI/wwwroot/layui/ext/treetable/img/header.png
new file mode 100644
index 00000000..f611cec2
Binary files /dev/null and b/Examples/website/FreeSql.Site.UI/wwwroot/layui/ext/treetable/img/header.png differ
diff --git a/Examples/website/FreeSql.Site.UI/wwwroot/layui/ext/treetable/img/statistics.png b/Examples/website/FreeSql.Site.UI/wwwroot/layui/ext/treetable/img/statistics.png
new file mode 100644
index 00000000..b090fcba
Binary files /dev/null and b/Examples/website/FreeSql.Site.UI/wwwroot/layui/ext/treetable/img/statistics.png differ
diff --git a/Examples/website/FreeSql.Site.UI/wwwroot/layui/lay/modules/treetable.js b/Examples/website/FreeSql.Site.UI/wwwroot/layui/lay/modules/treetable.js
new file mode 100644
index 00000000..c58b7466
--- /dev/null
+++ b/Examples/website/FreeSql.Site.UI/wwwroot/layui/lay/modules/treetable.js
@@ -0,0 +1,217 @@
+layui.define(["form"], function (exports) {
+    var MOD_NAME = "treetable",
+        o = layui.jquery,
+        form = layui.form,
+        tree = function () { };
+    tree.prototype.cinfig = function (e) {
+        this.c = o.extend({
+            elem: "#tree-table",
+            field: "id",
+            icon_class: "down",
+            icon_val: {
+                open: "&#xe623;",
+                close: "&#xe625;"
+            },
+            space: 4,
+            new_data: [],
+            childs: [],
+            is_open: false,
+        }, e)
+    };
+    tree.prototype.on = function (events, callback) {
+        return layui.onevent.call(this, MOD_NAME, events, callback)
+    };
+    tree.prototype.template = function (data) {
+        var t = this,
+            level = [],
+            tbody = "",
+            thead = t.c.is_checkbox ? '<td><input type="checkbox" lay-skin="primary" lay-filter="lay-t"></td>' : '';
+        o.each(t.c.cols, function (idx, obj) {
+            thead += '<th style="width:' + obj.width + '">' + obj.title + "</th>"
+        });
+        o.each(data, function (index, item) {
+            var checked = t.c.is_checkbox && t.c.checked && o.inArray(item.id, t.c.checked) > -1 && 'checked',
+                hide_class = 'class="' + (item.pid == 0 || item.pid == t.cache(item.pid) || t.c.is_open ? "" : "hide") + '"',
+                tr = '<tr data-id="' + item.id + '" data-pid="' + item.pid + '" ' + hide_class + ">" +
+                    (t.c.is_checkbox ? '<td><div><input type="checkbox" lay-skin="primary" lay-filter="lay-t" ' + checked + '></div></td>' : "");
+            item.level = level[item.id] = item.pid > 0 ? (level[item.pid] + 1) : 0;
+            o.each(t.c.cols, function (idx, obj) {
+                tr += '<td style="width:' + obj.width + '">';
+                if (obj.field == t.c.field) {
+                    tr += ("&nbsp;".repeat(level[item.id] * t.c.space));
+                    if (t.c.childs[item.id]) {
+                        tr += '<i class="layui-icon ' + t.c.icon_class + '">' + (item.id == t.cache(item.id) || t.c.is_open ? t.c.icon_val.close : t.c.icon_val.open) + "</i>"
+                    }
+                }
+                tr += (obj.template ? obj.template(item) : (item[obj.field] !== undefined ? item[obj.field] : '')) + "</td>"
+            });
+            tbody += tr + "</tr>";
+        });
+        return '<thead><tr data-id="0" data-pid="-1">' + thead + "</tr></thead><tbody>" + tbody + "</tbody>"
+    };
+    tree.prototype.render = function (e) {
+        var t = this,
+            data = [];
+        t.cinfig(e);
+        o.each(t.c.data, function (index, item) {
+            if (!t.c.childs[item.pid]) {
+                t.c.childs[item.pid] = []
+            }
+            t.c.childs[item.pid][item.id] = t.c.new_data[item.id] = data[item.id] = item
+        });
+        var tree = this.tree(data, 0, [], 0),
+            template = t.template(tree);
+        o(t.c.elem).html(template).on("click", "td", function () {
+            var id = o(this).parents("tr").data("id"),
+                pid = o(this).parents("tr").data("pid"),
+                status = o(t.c.elem).find("tr[data-pid=" + id + "]").is(":visible"),
+                dt = o(this).find("." + t.c.icon_class);
+            if (dt.length) {
+                if (status) {
+                    t.hide(id);
+                    dt.html(t.c.icon_val.open)
+                } else {
+                    o(t.c.elem).find("tr[data-pid=" + id + "]").removeClass('hide');
+                    t.cache(id, true);
+                    dt.html(t.c.icon_val.close)
+                }
+            }
+            var filter = o(this).parents("[lay-filter]").attr("lay-filter");
+            return filter ? layui.event.call(this, MOD_NAME, MOD_NAME + "(" + filter + ")", {
+                elem: o(this),
+                status: status,
+                item: t.c.new_data[id],
+                childs: t.c.childs[id],
+                siblings: t.c.childs[pid],
+                index: o(this).index(),
+                is_last: o(this).index() + 1 == o(this).parents("tr").find("td").length,
+            }) : ""
+        }).on("click", "td [lay-filter]", function () {
+            var id = o(this).parents("tr").data("id"),
+                filter = o(this).attr("lay-filter");
+            return layui.event.call(this, MOD_NAME, MOD_NAME + "(" + filter + ")", {
+                elem: o(this),
+                item: t.c.new_data[id],
+            })
+        })
+        form.render('checkbox').on('checkbox(lay-t)', function (data) {
+            var status = o(data.othis).hasClass('layui-form-checked'),
+                tr = o(data.elem).parents('tr');
+            t.child_to_choose(tr.data('id'), status);
+            t.parent_to_choose(tr.data('pid'));
+            form.render('checkbox');
+        })
+    };
+    tree.prototype.parent_to_choose = function (id) {
+        var t = this,
+            pt = o(t.c.elem).find('[data-pid=' + id + ']'),
+            pl = pt.find('[lay-skin=primary]:checked').length,
+            bt = o(t.c.elem).find('[data-id=' + id + '] [lay-skin=primary]'),
+            pid = o(t.c.elem).find('[data-id=' + id + ']').data('pid');
+        if (pt.length == pl || pl == 0) {
+            bt.prop('checked', pt.length == pl);
+            pid > -1 && t.parent_to_choose(pid);
+        }
+    };
+    tree.prototype.child_to_choose = function (id, status) {
+        var t = this;
+        o(t.c.elem).find("tr[data-pid=" + id + "]").each(function () {
+            o(this).find('[lay-skin=primary]').prop('checked', status);
+            var id = o(this).data("id");
+            t.child_to_choose(id, status)
+        });
+    };
+    tree.prototype.hide = function (id) {
+        var t = this;
+        o(t.c.elem).find("tr[data-pid=" + id + "]").each(function () {
+            o(this).addClass('hide');
+            o(this).find("." + t.c.icon_class).html(t.c.icon_val.open);
+            var id = o(this).data("id");
+            t.hide(id)
+        });
+        t.cache(id, false)
+    };
+    tree.prototype.show = function (id) {
+        var t = this;
+        o(t.c.elem).find("tr[data-pid=" + id + "]").each(function () {
+            o(this).removeClass('hide');
+            o(this).find("." + t.c.icon_class).html(t.c.icon_val.close);
+            var id = o(this).data("id");
+            t.show(id)
+        });
+        t.cache(id, true)
+    };
+    tree.prototype.tree = function (lists, pid, data) {
+        var t = this;
+        if (lists[pid]) {
+            data.push(lists[pid]);
+            delete lists[pid]
+        }
+        o.each(t.c.data, function (index, item) {
+            if (item.pid == pid) {
+                data.concat(t.tree(lists, item.id, data))
+            }
+        });
+        return data
+    };
+    tree.prototype.cache = function (val, option) {
+        var t = this,
+            name = "tree-table-open-item",
+            val = val.toString(),
+            cache = t.get_cookie(name) ? t.get_cookie(name).split(",") : [],
+            index = o.inArray(val, cache);
+        if (option === undefined) {
+            return index == -1 ? false : val
+        }
+        if (option && index == -1) {
+            cache.push(val)
+        }
+        if (!option && index > -1) {
+            cache.splice(index, 1)
+        }
+        t.set_cookie(name, cache.join(","))
+    };
+    tree.prototype.set_cookie = function (name, value, days) {
+        var exp = new Date();
+        exp.setTime(exp.getTime() + (days ? days : 30) * 24 * 60 * 60 * 1000);
+        document.cookie = name + "=" + escape(value) + ";expires=" + exp.toGMTString()
+    };
+    tree.prototype.get_cookie = function (name) {
+        var arr, reg = new RegExp("(^| )" + name + "=([^;]*)(;|$)");
+        if (arr = document.cookie.match(reg)) {
+            return unescape(arr[2])
+        } else {
+            return null
+        }
+    };
+    tree.prototype.all = function (type) {
+        var t = this;
+        if (type == "up") {
+            o(t.c.elem).find("tr[data-pid=0]").each(function () {
+                var id = o(this).data("id");
+                t.hide(id);
+                o(this).find("." + t.c.icon_class).html(t.c.icon_val.open)
+            })
+        } else if (type == "down") {
+            o(t.c.elem).find("tr[data-pid=0]").each(function () {
+                var id = o(this).data("id");
+                t.show(id);
+                o(this).find("." + t.c.icon_class).html(t.c.icon_val.close)
+            })
+        } else if (type == "checked") {
+            var ids = [],
+                data = [];
+            o(t.c.elem).find("tbody [lay-skin=primary]:checked").each(function () {
+                var id = o(this).parents('tr').data("id");
+                data.push(t.c.new_data[id]);
+                ids.push(id);
+            })
+            return {
+                ids: ids,
+                data: data
+            };
+        }
+    };
+    var tree = new tree();
+    exports(MOD_NAME, tree)
+});
\ No newline at end of file