百货/超市行业

开发平台：
Visual C++

Form2.cs：源码内容
							using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using supershop;
namespace supershop2
{
	/// <summary>
	/// Form2 的摘要说明。
	/// </summary>
	public class Form2 : System.Windows.Forms.Form
	{
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.Label label2;
		private System.Windows.Forms.TextBox textBox1;
		private System.Windows.Forms.TextBox textBox2;
		private System.Windows.Forms.Button button1;
		private System.Windows.Forms.Button button2;
		private System.Data.SqlClient.SqlConnection sqlConnection1;
		private System.Data.SqlClient.SqlCommand sqlCommand1;
		private System.Windows.Forms.RadioButton radioButton1;
		private System.Windows.Forms.RadioButton radioButton2;
		//public static string name;
		//public static string isman;
		
		/// <summary>
		/// 必需的设计器变量。
		/// </summary>
		private System.ComponentModel.Container components = null;
		public Form2()
		{
			//
			// 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()
		{
			this.label1 = new System.Windows.Forms.Label();
			this.label2 = new System.Windows.Forms.Label();
			this.textBox1 = new System.Windows.Forms.TextBox();
			this.textBox2 = new System.Windows.Forms.TextBox();
			this.button1 = new System.Windows.Forms.Button();
			this.button2 = new System.Windows.Forms.Button();
			this.sqlConnection1 = new System.Data.SqlClient.SqlConnection();
			this.sqlCommand1 = new System.Data.SqlClient.SqlCommand();
			this.radioButton1 = new System.Windows.Forms.RadioButton();
			this.radioButton2 = new System.Windows.Forms.RadioButton();
			this.SuspendLayout();
			// 
			// label1
			// 
			this.label1.Font = new System.Drawing.Font("宋体", 10.5F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.label1.Location = new System.Drawing.Point(32, 32);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(64, 23);
			this.label1.TabIndex = 0;
			this.label1.Text = "用户名：";
			// 
			// label2
			// 
			this.label2.Font = new System.Drawing.Font("宋体", 10.5F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.label2.Location = new System.Drawing.Point(32, 72);
			this.label2.Name = "label2";
			this.label2.Size = new System.Drawing.Size(64, 23);
			this.label2.TabIndex = 1;
			this.label2.Text = "密　码：";
			// 
			// textBox1
			// 
			this.textBox1.Location = new System.Drawing.Point(112, 32);
			this.textBox1.Name = "textBox1";
			this.textBox1.Size = new System.Drawing.Size(136, 21);
			this.textBox1.TabIndex = 2;
			this.textBox1.Text = "";
			this.textBox1.TextChanged += new System.EventHandler(this.textBox1_TextChanged);
			// 
			// textBox2
			// 
			this.textBox2.Location = new System.Drawing.Point(112, 72);
			this.textBox2.Name = "textBox2";
			this.textBox2.PasswordChar = '*';
			this.textBox2.Size = new System.Drawing.Size(136, 21);
			this.textBox2.TabIndex = 3;
			this.textBox2.Text = "";
			// 
			// button1
			// 
			this.button1.Location = new System.Drawing.Point(40, 144);
			this.button1.Name = "button1";
			this.button1.TabIndex = 4;
			this.button1.Text = "确　定";
			this.button1.Click += new System.EventHandler(this.button1_Click);
			// 
			// button2
			// 
			this.button2.Location = new System.Drawing.Point(152, 144);
			this.button2.Name = "button2";
			this.button2.TabIndex = 5;
			this.button2.Text = "取　消";
			this.button2.Click += new System.EventHandler(this.button2_Click);
			// 
			// sqlConnection1
			// 
			this.sqlConnection1.ConnectionString = "workstation id=MICROSOFTPANG;packet size=4096;integrated security=SSPI;data sourc" +
				"e=MICROSOFTPANG;persist security info=False;initial catalog=supershop";
			// 
			// radioButton1
			// 
			this.radioButton1.Checked = true;
			this.radioButton1.Location = new System.Drawing.Point(32, 104);
			this.radioButton1.Name = "radioButton1";
			this.radioButton1.TabIndex = 6;
			this.radioButton1.TabStop = true;
			this.radioButton1.Text = "销售人员";
			// 
			// radioButton2
			// 
			this.radioButton2.Location = new System.Drawing.Point(144, 104);
			this.radioButton2.Name = "radioButton2";
			this.radioButton2.TabIndex = 7;
			this.radioButton2.Text = "管理人员";
			// 
			// Form2
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
			this.ClientSize = new System.Drawing.Size(272, 190);
			this.ControlBox = false;
			this.Controls.Add(this.radioButton2);
			this.Controls.Add(this.radioButton1);
			this.Controls.Add(this.button2);
			this.Controls.Add(this.button1);
			this.Controls.Add(this.textBox2);
			this.Controls.Add(this.textBox1);
			this.Controls.Add(this.label2);
			this.Controls.Add(this.label1);
			this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog;
			this.MaximizeBox = false;
			this.MinimizeBox = false;
			this.Name = "Form2";
			this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
			this.Text = "登录";
			this.TopMost = true;
			this.ResumeLayout(false);
		}
		#endregion
		private void button1_Click(object sender, System.EventArgs e)
		{
			string uname=textBox1.Text;
			string pwd=textBox2.Text;
			if(radioButton1.Checked)
			{
				this.sqlCommand1.CommandText="select * from login where uname = '"+uname+"' and pwd = '"+pwd+"' and ismanage='no'";
			}
			else if(radioButton2.Checked)
			{
				this.sqlCommand1.CommandText="select * from login where uname = '"+uname+"' and pwd = '"+pwd+"' and ismanage='yes'";
			}
			this.sqlCommand1.Connection=this.sqlConnection1;
			this.sqlConnection1.Open();
			try
			{
				System.Data.SqlClient.SqlDataReader MyReader = this.sqlCommand1.ExecuteReader();
				MyReader.Read();
				string name=MyReader.GetValue(1).ToString();
				string isman=MyReader.GetValue(3).ToString();
				//supershop.Form1.
				//string id=flog.ToString();
				this.Visible=false;
				supershop.Form1.name=name;
				supershop.Form1.isman=isman;
				//pictureBox1.Visible=true;
				//label1.Visible=false;
				//label2.Visible=false;
				//textBox1.Visible=false;
				//textBox2.Visible=false;
				//button1.Visible=false;
				//button2.Visible=false;
				//label3.Visible=true;
				//timer1.Enabled=true;
				//char ss=(char)flog;
				//textBox3.Text=flog;
				//textBox3.Text=atoi(flog);
				//textBox3.Text=flog.ToString();
				//textBox3.Text="no username or passward!";
			}
			catch(Exception err)
			{
				this.sqlConnection1.Close();
				MessageBox.Show("该用户不存在","信息提示",
					MessageBoxButtons.OK,MessageBoxIcon.Information);
				return;
			}
			this.sqlConnection1.Close();
			this.Close();
		}
		private void button2_Click(object sender, System.EventArgs e)
		{
			Application.Exit();
		}
		private void textBox1_TextChanged(object sender, System.EventArgs e)
		{
		
		}
	}
}

						