diff --git a/Windows/SQL_BAK.xaml.cs b/Windows/SQL_BAK.xaml.cs
index 1d74cb9..d08fc8f 100644
--- a/Windows/SQL_BAK.xaml.cs
+++ b/Windows/SQL_BAK.xaml.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Data.SqlClient;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
@@ -32,6 +33,7 @@ namespace formula_manage.Windows
         bool SQLBAK;
         bool SQLTIME;
         int Time;
+        int i;
         string SQLIP;
         string SQLNAME;
         bool SQLMOD;
@@ -46,7 +48,9 @@ namespace formula_manage.Windows
 
             SQLIP = Configini.IniReadvalue("SQL_SERVER", "SQL1");    //读配置文件
             SQLNAME = Configini.IniReadvalue("SQL_SERVER", "SQL2");
-            SQLMOD = Boolean.Parse( Configini.IniReadvalue("SQL_SERVER", "SQL3"));
+            int.TryParse(Configini.IniReadvalue("SQL_SERVER", "SQL3"), out i);   //读数据库状态配置文件
+            if (i == 0) SQLMOD = false;
+            else SQLMOD = true;           
             SQLUSER = Configini.IniReadvalue("SQL_SERVER", "SQL4");
             SQLPASS = Configini.IniReadvalue("SQL_SERVER", "SQL5");
 
@@ -87,7 +91,7 @@ namespace formula_manage.Windows
             Dilog.ShowNewFolderButton = false;   //不显示新建文件夹按钮
                                                  //
             if (Dilog.ShowDialog() == System.Windows.Forms.DialogResult.OK ) 
-            {
+            {              
                 SQL_DISPEN_bak.Text = Dilog.SelectedPath;   //返回选择的字符串
             }
         }
@@ -109,26 +113,197 @@ namespace formula_manage.Windows
 
         string Connstr_SC;
 
-        private void Button_Click_1(object sender, RoutedEventArgs e)
+        private bool Backup(string dbName, string filePath) // 备份数据库
         {
-            if (SQLMOD)    //连接数据库测试
+            if (!SQLMOD)    //连接数据库测试
             {
                 Connstr_SC = "server=" + SQLIP + ";database=" + SQLNAME + ";Trusted_Connection=SSPI";
+            }
+            else
+            {
+                Connstr_SC = "server=" + SQLIP + ";database=" + SQLNAME + ";User ID=" + SQLUSER + ";Password=" + SQLPASS;
+            }
+            SqlConnection connection = new SqlConnection();
+            connection.ConnectionString = Connstr_SC;
+            connection.Open();
+            SqlCommand command = new SqlCommand();
+            command.Connection = connection;
+            command.CommandText = string.Format("backup database {0} to disk = '{1}'", dbName, filePath);
 
+            try
+            {
+                command.ExecuteNonQuery();
+                return true;
+            }
+            catch
+            {
+                return false;
+            }
+            finally
+            {
+                connection.Close();
+            }
+        }
+
+        private bool Restore(string dbName, string filePath)  // 还原数据库
+        {
+            if (!SQLMOD)    //连接数据库测试
+            {
+                Connstr_SC = "server=" + SQLIP + ";database=" + SQLNAME + ";Trusted_Connection=SSPI";
             }
             else
             {
                 Connstr_SC = "server=" + SQLIP + ";database=" + SQLNAME + ";User ID=" + SQLUSER + ";Password=" + SQLPASS;
             }
+            SqlConnection connection = new SqlConnection();
+            connection.ConnectionString = Connstr_SC;
+            connection.Open();
+            SqlCommand command = new SqlCommand();
+            command.Connection = connection;
+            command.CommandText = string.Format("select spid from sysprocesses,sysdatabases where sysprocesses.dbid=sysdatabases.dbid and sysdatabases.Name='{0}'", dbName);
+            // 获取当前所有连接进程
+            List<short> list = new List<short>();
+            try
+            {
+                SqlDataReader reader = command.ExecuteReader();
+                while (reader.Read())
+                {
+                    list.Add(reader.GetInt16(0));
+                }
+                reader.Close();
+            }
+            catch
+            {
+                return false;
+            }
+            finally
+            {
+                connection.Close();
+            }
+            // 杀死当前所有连接进程
+            try
+            {
+                for (int i = 0; i < list.Count; i++)
+                {
+                    connection.Open();
+                    command = new SqlCommand(string.Format("kill {0}", list[i].ToString()), connection);
+                    command.ExecuteNonQuery();
+                    connection.Close();
+                }
+            }
+            catch
+            {
+                return false;
+            }
+            finally
+            {
+                connection.Close();
+            }
+            // 还原数据库
+            connection.Open();
+            command.CommandText = string.Format("restore database {0} from disk = '{1}' with replace", dbName, filePath);
+            try
+            {
+                command.ExecuteNonQuery();
+            }
+            catch
+            {
+                return false;
+            }
+            finally
+            {
+                connection.Close();
+            }
+            return true;
+        }
+
+        private async void Button_Click_1(object sender, RoutedEventArgs e)
+        {
+            bool ok;
 
+            if (!SQLMOD)    //连接数据库测试
+            {
+                Connstr_SC = "server=" + SQLIP + ";database=" + SQLNAME + ";Trusted_Connection=SSPI";
+            }
+            else
+            {
+                Connstr_SC = "server=" + SQLIP + ";database=" + SQLNAME + ";User ID=" + SQLUSER + ";Password=" + SQLPASS;
+            }
 
+            try
+            {
+                SqlConnection conn_SC = new SqlConnection(Connstr_SC);
+                await conn_SC.OpenAsync();     //连接数据库
+                conn_SC.Close();
+            }
+            catch (Exception)
+            {
+                System.Windows.MessageBox.Show("数据库错误", "ERR", MessageBoxButton.OK, MessageBoxImage.Exclamation);  //连接失败提示
+                return;
+            }
 
+            if ((bool)SQL_bak.IsChecked)
+            {
+                ok = Backup(SQLNAME, SQL_DISPEN_bak.Text + "\\" + SQLNAME + ".bak");  //指定地址备份
+            }
+            else 
+            {
+                ok = Backup(SQLNAME, Convert.ToString(Environment.SpecialFolder.MyDocuments) + SQLNAME + ".bak");  //默认备份到文档文件夹
+            }               
+               
+            if (ok)                          
+            {                    
+                System.Windows.MessageBox.Show("备份成功");              
+            }              
+            else             
+            {               
+                System.Windows.MessageBox.Show("备份失败");            
+            }
         }
 
-        private void Button_Click_2(object sender, RoutedEventArgs e)
+        private async void Button_Click_2(object sender, RoutedEventArgs e)
         {
+            bool ok;
 
-        }
+            if (!SQLMOD)    //连接数据库测试
+            {
+                Connstr_SC = "server=" + SQLIP + ";database=" + SQLNAME + ";Trusted_Connection=SSPI";
+            }
+            else
+            {
+                Connstr_SC = "server=" + SQLIP + ";database=" + SQLNAME + ";User ID=" + SQLUSER + ";Password=" + SQLPASS;
+            }
+
+            try
+            {
+                SqlConnection conn_SC = new SqlConnection(Connstr_SC);
+                await conn_SC.OpenAsync();     //连接数据库
+                conn_SC.Close();
+            }
+            catch (Exception)
+            {
+                System.Windows.MessageBox.Show("数据库错误", "ERR", MessageBoxButton.OK, MessageBoxImage.Exclamation);  //连接失败提示
+                return;
+            }
 
+            if ((bool)SQL_bak.IsChecked)
+            {
+                ok = Backup(SQLNAME, SQL_DISPEN_bak.Text + "\\" + SQLNAME + ".bak");  //指定地址备份
+            }
+            else
+            {
+                ok = Backup(SQLNAME, Convert.ToString(Environment.SpecialFolder.MyDocuments) + SQLNAME + ".bak");  //默认备份到文档文件夹
+            }
+
+            if (ok)             
+            {         
+                System.Windows.MessageBox.Show("还原成功");         
+            }           
+            else           
+            {             
+                System.Windows.MessageBox.Show("还原失败");
+            }
+         
+        }
     }
 }