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LFP_Manager_PRM/Controls/ucHistroy.cs

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+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Drawing;
+using System.Data;
+using System.Text;
+using System.Linq;
+using System.Windows.Forms;
+using System.IO;
+
+using DevExpress.XtraWaitForm;
+using DevExpress.XtraSplashScreen;
+
+using System.Data.SQLite;
+using LFP_Manager.DataStructure;
+using LFP_Manager.Utils;
+
+namespace LFP_Manager.Controls
+{
+    public partial class ucHistroy : DevExpress.XtraEditors.XtraUserControl
+    {
+        #region VARIABLES
+
+        CommConfig Config;
+
+        DataTable dt;
+
+        #endregion
+
+        #region CONSTRUCTOR
+
+        public ucHistroy()
+        {
+            InitializeComponent();
+
+            dt = new DataTable();
+        }
+
+        public void SetCommCofig(CommConfig aConfig)
+        {
+            Config = aConfig;
+        }
+        #endregion
+
+        #region SQL Quary Excute
+
+        private void quaryExcute(string quary)
+        {
+            string dbFilename = System.IO.Path.GetDirectoryName(Application.ExecutablePath) + csDbConstData.DataBase.FileName;
+
+            // Open database
+            string strConn = @"Data Source=" + dbFilename;
+            using (var connection = new SQLiteConnection(strConn))
+            {
+                connection.Open();
+                try
+                {
+                    DataTable aT = new DataTable();
+
+                    DbWaitForm.ShowWaitForm();
+
+                    csDbUtils.BeginTran(connection);
+                    // Update data
+                    using (SQLiteCommand command = connection.CreateCommand())
+                    {
+                        //sSQL = "insert into TrendTable ( TrendStamp, TagName, TagValue) Values ( " + IntToStr(stamp) + "," + name + "," + value + ");";
+                        command.CommandText = quary;
+
+                        try
+                        {
+                            SQLiteDataReader reader = command.ExecuteReader();
+                            aT.Load(reader);
+                        }
+                        catch (Exception)
+                        {
+                        }
+                    }
+                    csDbUtils.CommitTran(connection);
+                    dt = aT;
+                    //RealGridView.DataSource = dt;
+
+                    DbWaitForm.CloseWaitForm();
+                }
+                catch (Exception e)
+                {
+                    MessageBox.Show(e.ToString());
+                }
+                finally
+                {
+                    connection.Close();
+                }
+            }
+        }
+
+        #endregion
+
+        #region BUTTON EVENT
+
+        private void btnSearch_Click(object sender, EventArgs e)
+        {
+            DateTime start = dtpStart.Value;
+            DateTime mid;
+            DateTime end = dtpEnd.Value;
+            TimeSpan span = end - start;
+
+            DataTable result = new DataTable();
+
+            int sDay = start.Day;
+            int eDay = end.Day;
+
+            int total_days = eDay - sDay;
+
+            DataTable[] dDt = new DataTable[total_days + 1];
+
+            string quary = "";
+
+            try
+            {
+                if (total_days == 0)
+                {
+                    quary = String.Format(" where create_date > '{0:yyyy-MM-dd HH:mm:ss}'", start);
+                    quary += String.Format(" and create_date < '{0:yyyy-MM-dd HH:mm:ss}'", end);
+                    dDt[0] = csDbUtils.BmsDataSelectToDataTable(Config, start, quary);
+                    if (dDt[0] == null)
+                        MessageBox.Show("No data", "Result", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                    else
+                    {
+                        gridSearchResult.DataSource = dDt[0];
+                        //gridSearchResult.();
+                    }
+                }
+                else
+                {
+                    DataTable bDt = new DataTable();
+                    for (int i = 0; i < (total_days + 1); i++)
+                    {
+                        //dDt[i] = new DataTable();
+                        if (i == 0)
+                        {
+                            quary = String.Format(" where create_date > '{0:yyyy-MM-dd HH:mm:ss}'", start);
+                            dDt[i] = csDbUtils.BmsDataSelectToDataTable(Config, start, quary);
+                        }
+                        else if (i == total_days)
+                        {
+                            quary = String.Format(" where create_date < '{0:yyyy-MM-dd HH:mm:ss}'", end);
+                            dDt[i] = csDbUtils.BmsDataSelectToDataTable(Config, end, quary);
+                        }
+                        else
+                        {
+                            quary = "";
+                            mid = start.AddDays(i);
+                            dDt[i] = csDbUtils.BmsDataSelectToDataTable(Config, mid, quary);
+                        }
+                        if (dDt[i] != null)
+                            bDt.Merge(dDt[i]);
+                    }
+                    if (bDt == null)
+                        MessageBox.Show("No data", "Result", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                    else
+                    {
+                        gridSearchResult.DataSource = bDt;
+                        //gridSearchResult.();
+                    }
+                }
+            }
+            catch (Exception ex)
+            {
+                MessageBox.Show(ex.Message, "Exception", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+
+        #endregion
+    }
+}