枚举MSSQL Server的实例

骨干提醒:using System;using System.Collections.Generic;using
System.ComponentModel;using System.Data;using System.Drawing;using
System.Text;using System.Windows.Forms;//所引进的命名空间

        {

 public MainForm() { InitializeComponent(); } private void txtInput_KeyPress(object sender, KeyPressEventArgs e) { if (e.KeyChar == Keys.Enter) { string strInput = txtInput.Text; txtTargetQty.Text = Common.getConfigValueKey("PrintSNCount"); if (strInput.Equals { undo(); txtInput.SelectAll(); txtInput.Focus(); return; } else { if (dataGridView1.Rows.Count >0) { string strSN = ""; for (int i = 0; i < dataGridView1.Rows.Count; i++) { strSN = dataGridView1.Rows[i].Cells[0].Value.ToString(); if (strInput.Equals { ShowInformation("SN 重复,请扫描其他的SN ! ", "NG"); txtInput.SelectAll(); txtInput.Focus(); return; } } } if (txtScanQty.Text.Equals((Int32.Parse(txtTargetQty.Text) - 1).ToString { int index = this.dataGridView1.Rows.Add(); this.dataGridView1.Rows[index].Cells[0].Value = strInput; ArrayList SnDetail = new ArrayList(); for (int i = 0; i < dataGridView1.Rows.Count; i++) { SnDetail.Add(dataGridView1.Rows[i].Cells[0].Value.ToString; } SoftCodePrint Print = new SoftCodePrint(); Print.PrintSNLabel(strInput, SnDetail); txtScanQty.Text = "0"; dataGridView1.Rows.Clear(); ShowInformation("打印完成,请扫描的下一個SN ! ", "OK"); } else { txtScanQty.Text = (Int32.Parse(txtScanQty.Text) + 1).ToString(); ShowInformation("请扫描的下一個SN ! ", "OK"); int index = this.dataGridView1.Rows.Add(); this.dataGridView1.Rows[index].Cells[0].Value = strInput; } txtInput.SelectAll(); txtInput.Focus(); return; } } } private void undo() { //txtTargetQty.Text = ""; txtScanQty.Text = "0"; dataGridView1.Rows.Clear(); ShowInformation("UNDO 操作成功,請掃描 SN! ", "OK"); } private void ShowInformation(string sInfo, string sType) { lblShowMessageInfo.Text = sInfo; if (sType.Equals { lblShowMessageInfo.BackColor = System.Drawing.Color.FromArgb(((System.Byte), ((System.Byte), ((System.Byte); } if (sType.Equals { lblShowMessageInfo.BackColor = System.Drawing.Color.FromArgb(((System.Byte), ((System.Byte), ((System.Byte); } if (sType.Equals { lblShowMessageInfo.BackColor = System.Drawing.Color.Red; } } private void MainForm_Load(object sender, EventArgs e) { txtTargetQty.Text = Common.getConfigValueKey("PrintSNCount"); } private void MainForm_Shown(object sender, EventArgs e) { txtInput.SelectAll(); txtInput.Focus(); }}

 

//所引入的命名空间 using System.Data.Sql;

using System.Configuration;

怎么将输入内容改变为保留到地方 50C
目前自家那代码是输入内容用Codesoft打字与印刷出来,现在想改正为将输入内容保留为.txt格式到地面或网络盘,如txtTargetQty为4则每输入4个保存为叁个文书,而且名称以第三个输入内容命名
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.IO;
using System.Data.OleDb;
using System.Diagnostics;
using System.Web;
using System.Net;
using System.Collections;

 (1卡塔尔国选拔高端

using System; using System.Collections.Generic; using
System.ComponentModel; using System.Data; using System.Drawing; using
System.Text; using System.Windows.Forms;

   public  class Area

namespace PrintSN
{
public partial class MainForm : Form
{
private DataTable myDs = new DataTable();

            dt.Rows.Add(dr);

return list; } } }

    {

}

using System.Collections.Generic;

namespace EnumSqlServer { public partial class MainForm : Form { public
MainForm() { InitializeComponent(); }

using System;

            //这里开端异步调用

/// summary /// 获得ComBox的多少源 /// /summary /// param name=dt/param
/// returns/returns private Liststring CreateCboDataSource(DataTable dt卡塔尔(قطر‎{ Liststring list = new Liststring(卡塔尔;

           {

using System.Web;   //先增多System.Web援引再导入此命名空间

private void MainForm_Load(object sender, 伊芙ntArgs e卡塔尔(قطر‎ {
//枚举本地网络内部存款和储蓄器有可用SqlServer实例 SqlDataSourceEnumerator instance =
SqlDataSourceEnumerator.Instance; //返回//—————————————————————————-
// ServerName|服务器的名称
//—————————————————————————-
// InstanceName|服务器实例的名目。假如服务器作为暗中认可实例运营,则为空白
//—————————————————————————-
// IsClustered|提醒服务器是还是不是归于群集//—————————————————————————-
// Version|服务器的本子(SQLServer二零零二为8.00.x,SQLServer二〇〇六为9.00.x卡塔尔国//—————————————————————————-
DataTable dt = instance.GetDataSources(State of Qatar; //绑定
cboServerList.DataSource = CreateCboDataSource(dt卡塔尔(قطر‎; }

                   }

 

foreach (DataRow dr in dt.Rows) { //只取ServerName
list.Add(dr[0].ToString()); }

               
//加载第三个下来菜单,数据出自:依据第叁个下拉菜单顾客选择的AeraId来查询该项的具备子项

            // 注册调用完成后的回调方法

            return list;

            Reader.MoveToContent();

                   catch (Exception)

        //手工业发送HTTP央浼调用WebService-GET格局

        }

            DataRow dr = dt.NewRow();

                    }

        {

            return this.AreaName;

                progressBar1.Value = i;

    public  class ProvinceItem

    public partial class Form1 : Form

            comboBox1.Items.Insert(0, itemDefault);

            HttpWebRequest request =
(HttpWebRequest)WebRequest.Create(strURL);

    public partial class Form1 : Form

        }

       /// <summary>

            progressBar1.Value =
progressBar1.Maximum;                              //调用完了了,把客商端进程条填充满

            List<Area> listCity = GetSubItemByParentId(pid);

 

                   if (pms!=null)

            // 注册具体异步管理的点子

            comboBox2.SelectedIndex = 0;

        {

                   con.Open();

    }

       private static readonly string conStr =
ConfigurationManager.ConnectionStrings[“constr”].ConnectionString;

            Stream s = response.GetResponseStream();

                        ProvinceItem item = new ProvinceItem();

 

      
//只读变量只好在构造函数也许是一同初申明变量的时候赋值,不容许在别的地点为变量赋值。

    public partial class Form3 : Form

        /// <param name=”sender”></param>

        }

            //2.遍历将收获到的数量绑定到TreeNodeCollection节点集合中

            <add name=”HttpPost” />

       public static int ExecuteQuery(string sql,params SqlParameter[]
pms)

 

       public static SqlDataReader  ExecuteReader(string sql,params
SqlParameter[] pms)

            localhost.Student s = service.GetStudentByStuNo(“002”);

奥门永利402com,    {

        private void button2_Click(object sender, EventArgs e)

               {

 

           //加载省份音信到第叁个Combo博克斯

        }

            itemDefault.AreaName = “请选择”;

    {

namespace _02省市联合浮动

            strValue = strValue.Replace(“<“, “<“);

            //也加多一个“请接受”

            //调用何况客户端管理不偃旗息鼓

                   try

using System;

                int areaId = item.AreaId;

using System.Drawing;

}

            dt.Columns.Add(“StuNo”, Type.GetType(“System.String”));

        }

using System.Linq;

 

using System.Xml;

            //为ComboBox 扩大二个“请选取”

            return ds;

                    while(reader .Read())

        public int Add(int a, int b)

               {

using System;

                    while (reader.Read())

            string paraUrlCoded = HttpUtility.UrlEncode(“stuNo”);

            List<Area> list = new List<Area>();

    [System.Web.Script.Services.ScriptService]

                   {

    <webServices>

            ////1.把具有的省区及直辖市加载到TreeView的根节点上

using System.Web;

                   {

        {

        public Form1()

                throw e.Error;

{

            ds.Tables.Add(dt);

       //连接字符串

        {

 

Form3的代码为:

using System.Collections.Generic;

            BackgroundWorker backgroundworker = new BackgroundWorker();

                       com.Parameters.AddRange(pms);

using System;

       }

{

       /// 封装重回贰个单个值的点子

            // 这里伊始异步调用

    }

        //调用WebMethod的Async方法

                   return com.ExecuteScalar();

 

                }

(2)选拔增多web援引

                    {

        public string StuNo { get; set; }

            //{

            backgroundworker.RunWorkerAsync();

   public static  class SqlHelper

        }

     

        {

    {

 

                   }

            }

       }

            strValue = strValue.Replace(“>”, “>”);

            string sql = “select * from TblArea where AreaPId=@aid”;

            localhost.Service1 service = new localhost.Service1();

       {

                return new Student { StuNo = “002”, StuName = “李四” };

        }

                sum += i;

 

好了,把经过详细说下啊。

                        model.AreaName = reader.GetString(1);

    {

    public partial class Form1 : Form

        /// </summary>

            LoadDataToTree(treeView1.Nodes,0);

            dr = dt.NewRow();

       }

            localhost.Student s =
e.Result aslocalhost.Student;                    //获取管理结果

using System.Text;

        [WebMethod]

    }

 

       /// </summary>

using System.Linq;

                        item.AreaName = reader.GetString(1);

            localhost.Service1 service = new localhost.Service1();

        private void comboBox1_SelectedValueChanged(object sender,
EventArgs e)

Form1的代码为:

        public string AreaName{get ;set;}

    // 若要允许使用 ASP.NET
AJAX 从剧本中调用此 Web 服务,请打消对下行的讲明。

using System.Data.SqlClient;

        }

       /// <summary>

        {

        /// 下拉菜单的选拔项校勘事件

            int sum = 0;

using System.Text;

 

{

        private void button1_Click(object sender, EventArgs e)

                        item.AreaPid = reader.GetInt32(2);

            <add name=”HttpGet” />

        {

 (3卡塔尔国Form3拖放的控件为:

            using (SqlDataReader reader=SqlHelper .ExecuteReader(sql))

        {

                   

        }

 

            HttpWebRequest request =
(HttpWebRequest)WebRequest.Create(strURL);

    }

            HttpWebResponse response =
(HttpWebResponse)request.GetResponse();

                        comboBox2.Items.Add(item);

            string strValue = Reader.ReadInnerXml();

    {

using System.Text;

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