添加项目文件。

WPFWCSDemo/Schedules/GlobalTask.cs

@@ -0,0 +1,29 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using WPFWCSDemo.StateCode;
+using WPFWCSDemo.Utilities;
+
+namespace WPFWCSDemo.Schedules
+{
+    /// <summary>
+    /// 全局任务
+    /// </summary>
+    public static class GlobalTask
+    {
+        /// <summary>
+        /// 1\4\7\10月1日自动备份
+        /// </summary>
+        public static void SqlBackupForTime()
+        {
+            string time = DateTime.Now.ToString("MM-dd HH:mm");
+            if (time == "04-01 01:15" || time == "07-01 01:15" || time == "10-01 01:15" || time == "01-01 01:15")
+            {
+                SqlDatabaseMaintenance.SQLBackupAuto();
+            }
+        }
+
+    }
+}