service.cs

VS2003+sqlserver 开发的客户关系管理系统,已有公司在使用,上传的是第一个版本.

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data.SqlClient;
using System.IO;

namespace WindowsApplication1
{
	/// <summary>
	/// service 的摘要说明。
	/// </summary>
	public class service : System.Windows.Forms.Form
	{
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.TextBox textBox1;
		private System.Windows.Forms.TextBox textBox2;
		private System.Windows.Forms.Label label2;
		private System.Windows.Forms.TextBox textBox3;
		private System.Windows.Forms.Label label3;
		private System.Windows.Forms.Button button1;
		/// <summary>
		/// 必需的设计器变量。
		/// </summary>
		private System.ComponentModel.Container components = null;

		public service()
		{
			//
			// Windows 窗体设计器支持所必需的
			//
			InitializeComponent();

			//
			// TODO: 在 InitializeComponent 调用后添加任何构造函数代码
			//
		}

		/// <summary>
		/// 清理所有正在使用的资源。
		/// </summary>
		protected override void Dispose( bool disposing )
		{
			if( disposing )
			{
				if(components != null)
				{
					components.Dispose();
				}
			}
			base.Dispose( disposing );
		}

		#region Windows 窗体设计器生成的代码
		/// <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()
		{
			System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(service));
			this.label1 = new System.Windows.Forms.Label();
			this.textBox1 = new System.Windows.Forms.TextBox();
			this.textBox2 = new System.Windows.Forms.TextBox();
			this.label2 = new System.Windows.Forms.Label();
			this.textBox3 = new System.Windows.Forms.TextBox();
			this.label3 = new System.Windows.Forms.Label();
			this.button1 = new System.Windows.Forms.Button();
			this.SuspendLayout();
			// 
			// label1
			// 
			this.label1.Location = new System.Drawing.Point(0, 8);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(56, 16);
			this.label1.TabIndex = 0;
			this.label1.Text = "Service";
			// 
			// textBox1
			// 
			this.textBox1.Location = new System.Drawing.Point(56, 8);
			this.textBox1.Name = "textBox1";
			this.textBox1.Size = new System.Drawing.Size(192, 21);
			this.textBox1.TabIndex = 1;
			this.textBox1.Text = "";
			// 
			// textBox2
			// 
			this.textBox2.Location = new System.Drawing.Point(56, 40);
			this.textBox2.Name = "textBox2";
			this.textBox2.Size = new System.Drawing.Size(192, 21);
			this.textBox2.TabIndex = 3;
			this.textBox2.Text = "";
			// 
			// label2
			// 
			this.label2.Location = new System.Drawing.Point(0, 40);
			this.label2.Name = "label2";
			this.label2.Size = new System.Drawing.Size(48, 16);
			this.label2.TabIndex = 2;
			this.label2.Text = "userid";
			// 
			// textBox3
			// 
			this.textBox3.Location = new System.Drawing.Point(56, 72);
			this.textBox3.Name = "textBox3";
			this.textBox3.PasswordChar = '*';
			this.textBox3.Size = new System.Drawing.Size(192, 21);
			this.textBox3.TabIndex = 5;
			this.textBox3.Text = "";
			// 
			// label3
			// 
			this.label3.Location = new System.Drawing.Point(0, 72);
			this.label3.Name = "label3";
			this.label3.Size = new System.Drawing.Size(56, 16);
			this.label3.TabIndex = 4;
			this.label3.Text = "password";
			// 
			// button1
			// 
			this.button1.Location = new System.Drawing.Point(88, 104);
			this.button1.Name = "button1";
			this.button1.TabIndex = 6;
			this.button1.Text = "测试连接";
			this.button1.Click += new System.EventHandler(this.button1_Click);
			// 
			// service
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
			this.ClientSize = new System.Drawing.Size(256, 134);
			this.Controls.Add(this.button1);
			this.Controls.Add(this.textBox3);
			this.Controls.Add(this.label3);
			this.Controls.Add(this.textBox2);
			this.Controls.Add(this.label2);
			this.Controls.Add(this.textBox1);
			this.Controls.Add(this.label1);
			this.Icon = ((System.Drawing.Icon)(resources.GetObject("$this.Icon")));
			this.MaximizeBox = false;
			this.Name = "service";
			this.Text = "service";
			this.ResumeLayout(false);

		}
		#endregion
		private bool contest(string service,string uid,string pwd)
		{
			SqlConnection con=new SqlConnection();
			con.ConnectionString="data source=" + service + "; uid=" + uid + "; pwd=" + pwd + "; DataBase=CRM;";
			try
			{
					con.Open();
				con.Close();
				return true;				
			}
			catch(Exception e1)
			{MessageBox.Show(e1.Message,"连接错误");
			return false;}
		}

		private void button1_Click(object sender, System.EventArgs e)
		{
			if(contest(this.textBox1.Text.Trim(),this.textBox2.Text.Trim(),this.textBox3.Text.Trim())==true)
			{
				
				if(File.Exists(Application.StartupPath+"\\service.ini"))
				{
					File.Delete(Application.StartupPath+"\\service.ini");
					//File.Create(Application.StartupPath+"\\service.ini");
					
					using (StreamWriter sw = new StreamWriter(Application.StartupPath+"\\service.ini")) 
					{
						sw.WriteLine(this.textBox1.Text.Trim());
						sw.WriteLine(this.textBox2.Text.Trim());
						sw.WriteLine(this.textBox3.Text.Trim());
					}

				}
				else
				{
					using (StreamWriter sw = new StreamWriter(Application.StartupPath+"\\service.ini")) 
					{
						sw.WriteLine(this.textBox1.Text.Trim());
						sw.WriteLine(this.textBox2.Text.Trim());
						sw.WriteLine(this.textBox3.Text.Trim());
					}
				}
				MessageBox.Show("些连接可用,配置成功","测试连接");
			this.Close();
		
			}
				
		
		
		}
	}
}