错误修正

ViewModel/HistoryRecordsViewModel.cs

@@ -109,18 +109,18 @@ namespace DyeingComputer.ViewModel
         private ObservableCollection<DateTimePoint> STTC_values;
         private ObservableCollection<DateTimePoint> STLC_values;
 
-        private SQLiteHelper SQLiteHelpers = null;  //定义数据库
-        private readonly string ChartAdress = Environment.CurrentDirectory + "\\DataBase\\Chart.db";  //数据库路径
+     //   private SQLiteHelper SQLiteHelpers = null;  //定义数据库
+     //   private readonly string ChartAdress = Environment.CurrentDirectory + "\\DataBase\\Chart.db";  //数据库路径
         public DataTable CDB = new DataTable();
         private int CDB_Count;//长度
 
         public HistoryRecordsViewModel()
         {
             string Sys_Time = DateTime.Now.AddDays(-2).ToString("yyyy/MM/dd HH:mm:ss");
-            SQLiteHelpers = new SQLiteHelper(ChartAdress); //数据库连接路径
-            SQLiteHelpers.Open();  //打开数据库
-            CDB = SQLiteHelpers.ExecuteDataSet("select * from Chart where Time > '" + Sys_Time + "'order by Time", null).Tables[0];
-            SQLiteHelpers.Close();
+         //   SQLiteHelpers = new SQLiteHelper(ChartAdress); //数据库连接路径
+        //    SQLiteHelpers.Open();  //打开数据库
+            CDB = MainWindow.SQLiteChartAdress.ExecuteDataSet("select * from Chart where Time > '" + Sys_Time + "'order by Time", null).Tables[0];
+          //  SQLiteHelpers.Close();
             CDB_Count = CDB.Rows.Count;
 
             Chart_View();
@@ -132,10 +132,10 @@ namespace DyeingComputer.ViewModel
         public static string etime;
         public void History()
         {
-            SQLiteHelpers = new SQLiteHelper(ChartAdress); //数据库连接路径
-            SQLiteHelpers.Open();  //打开数据库
-            CDB = SQLiteHelpers.ExecuteDataSet("select * from Chart where DYELOT = '" + name + "'order by Time", null).Tables[0];
-            SQLiteHelpers.Close();
+          //  SQLiteHelpers = new SQLiteHelper(ChartAdress); //数据库连接路径
+         //   SQLiteHelpers.Open();  //打开数据库
+            CDB = MainWindow.SQLiteChartAdress.ExecuteDataSet("select * from Chart where DYELOT = '" + name + "'order by Time", null).Tables[0];
+        //    SQLiteHelpers.Close();
             CDB_Count = CDB.Rows.Count;
 
             Chart_View();