Winform中GridView分組排序功能實(shí)現(xiàn)方法
本文實(shí)例講述了Winform中GridView分組排序功能實(shí)現(xiàn)方法。分享給大家供大家參考。具體實(shí)現(xiàn)方法如下:
一、問(wèn)題:
由于客戶最近要擴(kuò)充公司的業(yè)務(wù),之前基于Winform+web開(kāi)發(fā)混合式的系統(tǒng)已經(jīng)不能滿足他們的需求,需要從新對(duì)系統(tǒng)進(jìn)行分區(qū)處理。
考慮到系統(tǒng)模塊里面用到的GridView視圖比較多,我就結(jié)合了DevExpress第三方GridControl簡(jiǎn)單的寫了個(gè)Demo,對(duì)數(shù)據(jù)進(jìn)行分組排序。
二、實(shí)現(xiàn)方法:
主程序源碼:
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using DevExpress.XtraGrid.Columns;
using DevExpress.Data;
namespace GridViewSortTest
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void Form1_Load(object sender, EventArgs e)
{
InitLoad();
#region 分組排序代碼
GridColumnSortInfo[] sortInfo = {
new GridColumnSortInfo(gdvSort.Columns["GET_YEAR"], ColumnSortOrder.Ascending),
new GridColumnSortInfo(gdvSort.Columns["ID"], ColumnSortOrder.Descending),
};
gdvSort.SortInfo.ClearAndAddRange(sortInfo,1);
#endregion
}
/// <summary>
/// 初始化GirdControl數(shù)據(jù)
/// </summary>
private void InitLoad()
{
gdcSort.DataSource= DBHelp.GetTable(string.Format(@"SELECT ID,NAME,GET_YEAR,
URL_ADRRESS FROM TB_SORT_TEST"));
}
/// <summary>
/// GirdView單擊事件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void gdvSort_Click(object sender, EventArgs e)
{
if (gdvSort.FocusedColumn.FieldName.Equals(@"NAME") && gdvSort.GetFocusedRowCellValue("NAME") != null)
{
string url = gdvSort.GetFocusedRowCellValue("URL_ADRRESS").ToString()+
gdvSort.GetFocusedRowCellValue("GET_YEAR").ToString() +
MonthToString(int.Parse(gdvSort.GetFocusedRowCellValue("ID").ToString())) +
gdvSort.GetFocusedRowCellValue("NAME").ToString()+".html";
webBrowser.Navigate(url);
}
}
/// <summary>
/// 月份轉(zhuǎn)換成字符串
/// </summary>
/// <param name="month"></param>
/// <returns></returns>
private string MonthToString(int month)
{
if (month >= 1 && month <= 9)
return "0" + month.ToString();
else
return month.ToString();
}
}
}
DBHelp類源碼:
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Data;
using System.Data.SqlClient;
namespace GridViewSortTest
{
public class DBHelp
{
//連接字符串
static string strConn =@"Server=.\SQLEXPRESS; Database= SysBusiness; User Id=sa; Password=123456;Trusted_Connection = False ";
#region 執(zhí)行查詢,返回DataTable對(duì)象-----------------------
public static DataTable GetTable(string strSQL)
{
return GetTable(strSQL, null);
}
public static DataTable GetTable(string strSQL, SqlParameter[] pas)
{
return GetTable(strSQL, pas, CommandType.Text);
}
/// <summary>
/// 執(zhí)行查詢,返回DataTable對(duì)象
/// </summary>
/// <param name="strSQL">sql語(yǔ)句</param>
/// <param name="pas">參數(shù)數(shù)組</param>
/// <param name="cmdtype">Command類型</param>
/// <returns>DataTable對(duì)象</returns>
public static DataTable GetTable(string strSQL, SqlParameter[] pas, CommandType cmdtype)
{
DataTable dt = new DataTable(); ;
using (SqlConnection conn = new SqlConnection(strConn))
{
SqlDataAdapter da = new SqlDataAdapter(strSQL, conn);
da.SelectCommand.CommandType = cmdtype;
if (pas != null)
{
da.SelectCommand.Parameters.AddRange(pas);
}
da.Fill(dt);
}
return dt;
}
#endregion
#region 執(zhí)行查詢,返回DataSet對(duì)象-------------------------
public static DataSet GetDataSet(string strSQL)
{
return GetDataSet(strSQL, null);
}
public static DataSet GetDataSet(string strSQL, SqlParameter[] pas)
{
return GetDataSet(strSQL, pas, CommandType.Text);
}
/// <summary>
/// 執(zhí)行查詢,返回DataSet對(duì)象
/// </summary>
/// <param name="strSQL">sql語(yǔ)句</param>
/// <param name="pas">參數(shù)數(shù)組</param>
/// <param name="cmdtype">Command類型</param>
/// <returns>DataSet對(duì)象</returns>
public static DataSet GetDataSet(string strSQL, SqlParameter[] pas, CommandType cmdtype)
{
DataSet dt = new DataSet(); ;
using (SqlConnection conn = new SqlConnection(strConn))
{
SqlDataAdapter da = new SqlDataAdapter(strSQL, conn);
da.SelectCommand.CommandType = cmdtype;
if (pas != null)
{
da.SelectCommand.Parameters.AddRange(pas);
}
da.Fill(dt);
}
return dt;
}
#endregion
#region 執(zhí)行非查詢存儲(chǔ)過(guò)程和SQL語(yǔ)句-----------------------------
public static int ExcuteProc(string ProcName)
{
return ExcuteSQL(ProcName, null, CommandType.StoredProcedure);
}
public static int ExcuteProc(string ProcName, SqlParameter[] pars)
{
return ExcuteSQL(ProcName, pars, CommandType.StoredProcedure);
}
public static int ExcuteSQL(string strSQL)
{
return ExcuteSQL(strSQL, null);
}
public static int ExcuteSQL(string strSQL, SqlParameter[] paras)
{
return ExcuteSQL(strSQL, paras, CommandType.Text);
}
/// 執(zhí)行非查詢存儲(chǔ)過(guò)程和SQL語(yǔ)句
/// 增、刪、改
/// </summary>
/// <param name="strSQL">要執(zhí)行的SQL語(yǔ)句</param>
/// <param name="paras">參數(shù)列表,沒(méi)有參數(shù)填入null</param>
/// <param name="cmdType">Command類型</param>
/// <returns>返回影響行數(shù)</returns>
public static int ExcuteSQL(string strSQL, SqlParameter[] paras, CommandType cmdType)
{
int i = 0;
using (SqlConnection conn = new SqlConnection(strConn))
{
SqlCommand cmd = new SqlCommand(strSQL, conn);
cmd.CommandType = cmdType;
if (paras != null)
{
cmd.Parameters.AddRange(paras);
}
conn.Open();
i = cmd.ExecuteNonQuery();
conn.Close();
}
return i;
}
#endregion
#region 執(zhí)行查詢返回第一行,第一列---------------------------------
public static int ExcuteScalarSQL(string strSQL)
{
return ExcuteScalarSQL(strSQL, null);
}
public static int ExcuteScalarSQL(string strSQL, SqlParameter[] paras)
{
return ExcuteScalarSQL(strSQL, paras, CommandType.Text);
}
public static int ExcuteScalarProc(string strSQL, SqlParameter[] paras)
{
return ExcuteScalarSQL(strSQL, paras, CommandType.StoredProcedure);
}
/// <summary>
/// 執(zhí)行SQL語(yǔ)句,返回第一行,第一列
/// </summary>
/// <param name="strSQL">要執(zhí)行的SQL語(yǔ)句</param>
/// <param name="paras">參數(shù)列表,沒(méi)有參數(shù)填入null</param>
/// <returns>返回影響行數(shù)</returns>
public static int ExcuteScalarSQL(string strSQL, SqlParameter[] paras, CommandType cmdType)
{
int i = 0;
using (SqlConnection conn = new SqlConnection(strConn))
{
SqlCommand cmd = new SqlCommand(strSQL, conn);
cmd.CommandType = cmdType;
if (paras != null)
{
cmd.Parameters.AddRange(paras);
}
conn.Open();
i = Convert.ToInt32(cmd.ExecuteScalar());
conn.Close();
}
return i;
}
#endregion
#region 查詢獲取單個(gè)值------------------------------------
/// <summary>
/// 調(diào)用不帶參數(shù)的存儲(chǔ)過(guò)程獲取單個(gè)值
/// </summary>
/// <param name="ProcName"></param>
/// <returns></returns>
public static object GetObjectByProc(string ProcName)
{
return GetObjectByProc(ProcName, null);
}
/// <summary>
/// 調(diào)用帶參數(shù)的存儲(chǔ)過(guò)程獲取單個(gè)值
/// </summary>
/// <param name="ProcName"></param>
/// <param name="paras"></param>
/// <returns></returns>
public static object GetObjectByProc(string ProcName, SqlParameter[] paras)
{
return GetObject(ProcName, paras, CommandType.StoredProcedure);
}
/// <summary>
/// 根據(jù)sql語(yǔ)句獲取單個(gè)值
/// </summary>
/// <param name="strSQL"></param>
/// <returns></returns>
public static object GetObject(string strSQL)
{
return GetObject(strSQL, null);
}
/// <summary>
/// 根據(jù)sql語(yǔ)句 和 參數(shù)數(shù)組獲取單個(gè)值
/// </summary>
/// <param name="strSQL"></param>
/// <param name="paras"></param>
/// <returns></returns>
public static object GetObject(string strSQL, SqlParameter[] paras)
{
return GetObject(strSQL, paras, CommandType.Text);
}
/// <summary>
/// 執(zhí)行SQL語(yǔ)句,返回首行首列
/// </summary>
/// <param name="strSQL">要執(zhí)行的SQL語(yǔ)句</param>
/// <param name="paras">參數(shù)列表,沒(méi)有參數(shù)填入null</param>
/// <returns>返回的首行首列</returns>
public static object GetObject(string strSQL, SqlParameter[] paras, CommandType cmdtype)
{
object o = null;
using (SqlConnection conn = new SqlConnection(strConn))
{
SqlCommand cmd = new SqlCommand(strSQL, conn);
cmd.CommandType = cmdtype;
if (paras != null)
{
cmd.Parameters.AddRange(paras);
}
conn.Open();
o = cmd.ExecuteScalar();
conn.Close();
}
return o;
}
#endregion
#region 查詢獲取DataReader------------------------------------
/// <summary>
/// 調(diào)用不帶參數(shù)的存儲(chǔ)過(guò)程,返回DataReader對(duì)象
/// </summary>
/// <param name="procName">存儲(chǔ)過(guò)程名稱</param>
/// <returns>DataReader對(duì)象</returns>
public static SqlDataReader GetReaderByProc(string procName)
{
return GetReaderByProc(procName, null);
}
/// <summary>
/// 調(diào)用帶有參數(shù)的存儲(chǔ)過(guò)程,返回DataReader對(duì)象
/// </summary>
/// <param name="procName">存儲(chǔ)過(guò)程名</param>
/// <param name="paras">參數(shù)數(shù)組</param>
/// <returns>DataReader對(duì)象</returns>
public static SqlDataReader GetReaderByProc(string procName, SqlParameter[] paras)
{
return GetReader(procName, paras, CommandType.StoredProcedure);
}
/// <summary>
/// 根據(jù)sql語(yǔ)句返回DataReader對(duì)象
/// </summary>
/// <param name="strSQL">sql語(yǔ)句</param>
/// <returns>DataReader對(duì)象</returns>
public static SqlDataReader GetReader(string strSQL)
{
return GetReader(strSQL, null);
}
/// <summary>
/// 根據(jù)sql語(yǔ)句和參數(shù)返回DataReader對(duì)象
/// </summary>
/// <param name="strSQL">sql語(yǔ)句</param>
/// <param name="paras">參數(shù)數(shù)組</param>
/// <returns>DataReader對(duì)象</returns>
public static SqlDataReader GetReader(string strSQL, SqlParameter[] paras)
{
return GetReader(strSQL, paras, CommandType.Text);
}
/// <summary>
/// 查詢SQL語(yǔ)句獲取DataReader
/// </summary>
/// <param name="strSQL">查詢的SQL語(yǔ)句</param>
/// <param name="paras">參數(shù)列表,沒(méi)有參數(shù)填入null</param>
/// <returns>查詢到的DataReader(關(guān)閉該對(duì)象的時(shí)候,自動(dòng)關(guān)閉連接)</returns>
public static SqlDataReader GetReader(string strSQL, SqlParameter[] paras, CommandType cmdtype)
{
SqlDataReader sqldr = null;
SqlConnection conn = new SqlConnection(strConn);
SqlCommand cmd = new SqlCommand(strSQL, conn);
cmd.CommandType = cmdtype;
if (paras != null)
{
cmd.Parameters.AddRange(paras);
}
conn.Open();
//CommandBehavior.CloseConnection的作用是如果關(guān)聯(lián)的DataReader對(duì)象關(guān)閉,則連接自動(dòng)關(guān)閉
sqldr = cmd.ExecuteReader(CommandBehavior.CloseConnection);
return sqldr;
}
#endregion
#region 批量插入數(shù)據(jù)---------------------------------------------
/// <summary>
/// 往數(shù)據(jù)庫(kù)中批量插入數(shù)據(jù)
/// </summary>
/// <param name="sourceDt">數(shù)據(jù)源表</param>
/// <param name="targetTable">服務(wù)器上目標(biāo)表</param>
public static void BulkToDB(DataTable sourceDt, string targetTable)
{
SqlConnection conn = new SqlConnection(strConn);
SqlBulkCopy bulkCopy = new SqlBulkCopy(conn); //用其它源的數(shù)據(jù)有效批量加載sql server表中
bulkCopy.DestinationTableName = targetTable; //服務(wù)器上目標(biāo)表的名稱
bulkCopy.BatchSize = sourceDt.Rows.Count; //每一批次中的行數(shù)
try
{
conn.Open();
if (sourceDt != null && sourceDt.Rows.Count != 0)
bulkCopy.WriteToServer(sourceDt); //將提供的數(shù)據(jù)源中的所有行復(fù)制到目標(biāo)表中
}
catch (Exception ex)
{
throw ex;
}
finally
{
conn.Close();
if (bulkCopy != null)
bulkCopy.Close();
}
}
#endregion
}
}
最終顯示效果圖如下:
希望本文所述對(duì)大家的C#程序設(shè)計(jì)有所幫助。
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