添加项目文件。

Epost.DAL/MenuInfoDAL.cs

@@ -0,0 +1,38 @@
+using System;
+using System.Collections.Generic;
+using System.Data;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Epost.DAL
+{
+    public class MenuInfoDAL
+    {
+        DataBaseOpration.OprationSqlDAL db = DB_DLL.GetInstance();
+        public DataTable GetMenuList(string state,string roleid)
+        {
+
+            string sql = string.Format("select * from menuinfo where ParentID='{0}'and id in({1})",
+                state,
+                roleid);
+          return  db.GetsqlForDT(sql);
+        }
+
+        public DataTable GetSubMenuList(string roleid)
+        {
+
+            string sql = string.Format("select * from menuinfo where ParentID<>0 and parentid in({0})",
+                roleid);
+            return db.GetsqlForDT(sql);
+        }
+
+        public DataTable GetMenuId(string roleid)
+        {
+
+            string sql = string.Format("select * from roleinfo where id='{0}'",
+                roleid);
+            return db.GetsqlForDT(sql);
+        }
+    }
+}