yhgl.aspx.cs

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using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;

namespace gswz
{
	/// <summary>
	/// yhgl 的摘要说明。
	/// </summary>
	public class yhgl : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.DataGrid DataGrid2;
		protected System.Web.UI.WebControls.Panel Panel1;
		protected System.Web.UI.WebControls.Panel Panel2;
		protected System.Data.SqlClient.SqlCommand sqlSelectCommand1;
		protected System.Data.SqlClient.SqlCommand sqlInsertCommand1;
		protected System.Data.SqlClient.SqlCommand sqlUpdateCommand1;
		protected System.Data.SqlClient.SqlCommand sqlDeleteCommand1;
		protected System.Data.SqlClient.SqlConnection sqlConnection1;
		protected System.Data.SqlClient.SqlDataAdapter sqlDataAdapter1;
		protected gswz.DataSet1 dataSet11;
		protected System.Web.UI.WebControls.Label Label1;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			// 在此处放置用户代码以初始化页面
			LoadData();
		}

		private void LoadData()
		{
			string connectionString=@"packet size=4096;user id=sa;data source=(local);persist security info=False;initial catalog=login";
			System.Data.SqlClient.SqlConnection myConnection=new SqlConnection(connectionString);
			string selectString="select * from [user]";
			SqlDataAdapter myDataAdapter=new SqlDataAdapter(selectString,myConnection);
			DataSet myDataSet=new DataSet();
			myDataAdapter.Fill(myDataSet);
			this.DataGrid2.DataSource=myDataSet;
			this.DataGrid2.DataBind();
		}
		#region Web 窗体设计器生成的代码
		override protected void OnInit(EventArgs e)
		{
			//
			// CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。
			//
			InitializeComponent();
			base.OnInit(e);
		}
		
		/// <summary>
		/// 设计器支持所需的方法 - 不要使用代码编辑器修改
		/// 此方法的内容。
		/// </summary>
		private void InitializeComponent()
		{    
			this.sqlSelectCommand1 = new System.Data.SqlClient.SqlCommand();
			this.sqlInsertCommand1 = new System.Data.SqlClient.SqlCommand();
			this.sqlUpdateCommand1 = new System.Data.SqlClient.SqlCommand();
			this.sqlDeleteCommand1 = new System.Data.SqlClient.SqlCommand();
			this.sqlConnection1 = new System.Data.SqlClient.SqlConnection();
			this.sqlDataAdapter1 = new System.Data.SqlClient.SqlDataAdapter();
			this.dataSet11 = new gswz.DataSet1();
			((System.ComponentModel.ISupportInitialize)(this.dataSet11)).BeginInit();
			this.DataGrid2.EditCommand += new System.Web.UI.WebControls.DataGridCommandEventHandler(this.DataGrid2_EditCommand);
			this.DataGrid2.SelectedIndexChanged += new System.EventHandler(this.DataGrid2_SelectedIndexChanged);
			// 
			// sqlSelectCommand1
			// 
			this.sqlSelectCommand1.CommandText = "SELECT id, userName, passsword FROM [user]";
			this.sqlSelectCommand1.Connection = this.sqlConnection1;
			// 
			// sqlInsertCommand1
			// 
			this.sqlInsertCommand1.CommandText = "INSERT INTO [user] (userName, passsword) VALUES (@userName, @passsword); SELECT i" +
				"d, userName, passsword FROM [user] WHERE (id = @@IDENTITY)";
			this.sqlInsertCommand1.Connection = this.sqlConnection1;
			this.sqlInsertCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@userName", System.Data.SqlDbType.VarChar, 10, "userName"));
			this.sqlInsertCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@passsword", System.Data.SqlDbType.VarChar, 10, "passsword"));
			// 
			// sqlUpdateCommand1
			// 
			this.sqlUpdateCommand1.CommandText = "UPDATE [user] SET userName = @userName, passsword = @passsword WHERE (id = @Origi" +
				"nal_id) AND (passsword = @Original_passsword) AND (userName = @Original_userName" +
				"); SELECT id, userName, passsword FROM [user] WHERE (id = @id)";
			this.sqlUpdateCommand1.Connection = this.sqlConnection1;
			this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@userName", System.Data.SqlDbType.VarChar, 10, "userName"));
			this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@passsword", System.Data.SqlDbType.VarChar, 10, "passsword"));
			this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_id", System.Data.SqlDbType.Int, 4, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "id", System.Data.DataRowVersion.Original, null));
			this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_passsword", System.Data.SqlDbType.VarChar, 10, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "passsword", System.Data.DataRowVersion.Original, null));
			this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_userName", System.Data.SqlDbType.VarChar, 10, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "userName", System.Data.DataRowVersion.Original, null));
			this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@id", System.Data.SqlDbType.Int, 4, "id"));
			// 
			// sqlDeleteCommand1
			// 
			this.sqlDeleteCommand1.CommandText = "DELETE FROM [user] WHERE (id = @Original_id) AND (passsword = @Original_passsword" +
				") AND (userName = @Original_userName)";
			this.sqlDeleteCommand1.Connection = this.sqlConnection1;
			this.sqlDeleteCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_id", System.Data.SqlDbType.Int, 4, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "id", System.Data.DataRowVersion.Original, null));
			this.sqlDeleteCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_passsword", System.Data.SqlDbType.VarChar, 10, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "passsword", System.Data.DataRowVersion.Original, null));
			this.sqlDeleteCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_userName", System.Data.SqlDbType.VarChar, 10, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "userName", System.Data.DataRowVersion.Original, null));
			// 
			// sqlConnection1
			// 
			this.sqlConnection1.ConnectionString = "workstation id=\"W3-24\";packet size=4096;user id=sa;data source=\"(local)\";persist " +
				"security info=False;initial catalog=login";
			// 
			// sqlDataAdapter1
			// 
			this.sqlDataAdapter1.DeleteCommand = this.sqlDeleteCommand1;
			this.sqlDataAdapter1.InsertCommand = this.sqlInsertCommand1;
			this.sqlDataAdapter1.SelectCommand = this.sqlSelectCommand1;
			this.sqlDataAdapter1.TableMappings.AddRange(new System.Data.Common.DataTableMapping[] {
																									  new System.Data.Common.DataTableMapping("Table", "user", new System.Data.Common.DataColumnMapping[] {
																																																			  new System.Data.Common.DataColumnMapping("id", "id"),
																																																			  new System.Data.Common.DataColumnMapping("userName", "userName"),
																																																			  new System.Data.Common.DataColumnMapping("passsword", "passsword")})});
			this.sqlDataAdapter1.UpdateCommand = this.sqlUpdateCommand1;
			// 
			// dataSet11
			// 
			this.dataSet11.DataSetName = "DataSet1";
			this.dataSet11.Locale = new System.Globalization.CultureInfo("zh-CN");
			this.Load += new System.EventHandler(this.Page_Load);
			((System.ComponentModel.ISupportInitialize)(this.dataSet11)).EndInit();

		}
		#endregion

		private void DataGrid2_SelectedIndexChanged(object sender, System.EventArgs e)
		{
		
		}

		private void DataGrid2_EditCommand(object source, System.Web.UI.WebControls.DataGridCommandEventArgs e)
		{
		this.DataGrid2.EditItemIndex =e.Item.ItemIndex;
		this.sqlConnection1.Open ();
		this.sqlDataAdapter1.Fill (this.dataSet11);
		this.DataGrid2.DataSource=this.dataSet11;
		this.sqlConnection1.Close ();
		}
	}
}