用户搜索.cs

本论文叙述了联机考试系统的现状以及C#语言的概况。重点介绍了联机考试系统的实现过程：包括系统分析、 系统调查、 数据流程分析、功能设计、 数据库设计、 系统物理配置方案、 系统实现、 系统测试和调试。

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.Data.OleDb;

namespace 自动化考试系统
{
	/// <summary>
	/// Form1 的摘要说明。
	/// </summary>
	public class yonghusousuo : System.Windows.Forms.Form
	{
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.GroupBox groupBox1;
		private System.Windows.Forms.Label label2;
		private System.Windows.Forms.Label label3;
		private System.Windows.Forms.Label label4;
		private System.Windows.Forms.TextBox textBox1;
		private System.Windows.Forms.ComboBox comboBox1;
		private System.Windows.Forms.ComboBox comboBox2;
		private System.Windows.Forms.Button button1;
		private System.Windows.Forms.DataGrid dataGrid1;
		private System.Windows.Forms.Button button2;
		private System.Windows.Forms.Button button3;
		private System.Windows.Forms.Button button4;
		private System.Windows.Forms.Button button5;
		/// <summary>
		/// 必需的设计器变量。
		/// </summary>
		private System.ComponentModel.Container components = null;

		public yonghusousuo()
		{
			//
			// 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(yonghusousuo));
			this.label1 = new System.Windows.Forms.Label();
			this.groupBox1 = new System.Windows.Forms.GroupBox();
			this.button1 = new System.Windows.Forms.Button();
			this.comboBox2 = new System.Windows.Forms.ComboBox();
			this.comboBox1 = new System.Windows.Forms.ComboBox();
			this.textBox1 = new System.Windows.Forms.TextBox();
			this.label2 = new System.Windows.Forms.Label();
			this.label3 = new System.Windows.Forms.Label();
			this.label4 = new System.Windows.Forms.Label();
			this.dataGrid1 = new System.Windows.Forms.DataGrid();
			this.button2 = new System.Windows.Forms.Button();
			this.button3 = new System.Windows.Forms.Button();
			this.button4 = new System.Windows.Forms.Button();
			this.button5 = new System.Windows.Forms.Button();
			this.groupBox1.SuspendLayout();
			((System.ComponentModel.ISupportInitialize)(this.dataGrid1)).BeginInit();
			this.SuspendLayout();
			// 
			// label1
			// 
			this.label1.BackColor = System.Drawing.Color.Transparent;
			this.label1.Font = new System.Drawing.Font("宋体", 21.75F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.label1.ForeColor = System.Drawing.Color.White;
			this.label1.Location = new System.Drawing.Point(112, 16);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(248, 56);
			this.label1.TabIndex = 0;
			this.label1.Text = "用户搜索";
			this.label1.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
			// 
			// groupBox1
			// 
			this.groupBox1.BackColor = System.Drawing.Color.Transparent;
			this.groupBox1.Controls.Add(this.button1);
			this.groupBox1.Controls.Add(this.comboBox2);
			this.groupBox1.Controls.Add(this.comboBox1);
			this.groupBox1.Controls.Add(this.textBox1);
			this.groupBox1.Controls.Add(this.label2);
			this.groupBox1.Controls.Add(this.label3);
			this.groupBox1.Controls.Add(this.label4);
			this.groupBox1.Font = new System.Drawing.Font("宋体", 10.5F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.groupBox1.ForeColor = System.Drawing.Color.White;
			this.groupBox1.Location = new System.Drawing.Point(104, 96);
			this.groupBox1.Name = "groupBox1";
			this.groupBox1.Size = new System.Drawing.Size(544, 64);
			this.groupBox1.TabIndex = 1;
			this.groupBox1.TabStop = false;
			this.groupBox1.Text = "搜索用户信息";
			// 
			// button1
			// 
			this.button1.Font = new System.Drawing.Font("宋体", 9F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.button1.Location = new System.Drawing.Point(480, 24);
			this.button1.Name = "button1";
			this.button1.Size = new System.Drawing.Size(48, 24);
			this.button1.TabIndex = 4;
			this.button1.Text = "搜索";
			this.button1.Click += new System.EventHandler(this.button1_Click);
			// 
			// comboBox2
			// 
			this.comboBox2.Items.AddRange(new object[] {
														   "活动",
														   "不活动"});
			this.comboBox2.Location = new System.Drawing.Point(384, 24);
			this.comboBox2.Name = "comboBox2";
			this.comboBox2.Size = new System.Drawing.Size(72, 22);
			this.comboBox2.TabIndex = 3;
			// 
			// comboBox1
			// 
			this.comboBox1.Items.AddRange(new object[] {
														   "学生",
														   "老师",
														   "管理员"});
			this.comboBox1.Location = new System.Drawing.Point(256, 24);
			this.comboBox1.Name = "comboBox1";
			this.comboBox1.Size = new System.Drawing.Size(64, 22);
			this.comboBox1.TabIndex = 2;
			// 
			// textBox1
			// 
			this.textBox1.Location = new System.Drawing.Point(72, 24);
			this.textBox1.Name = "textBox1";
			this.textBox1.Size = new System.Drawing.Size(88, 23);
			this.textBox1.TabIndex = 1;
			this.textBox1.Text = "";
			// 
			// label2
			// 
			this.label2.Location = new System.Drawing.Point(8, 24);
			this.label2.Name = "label2";
			this.label2.Size = new System.Drawing.Size(64, 24);
			this.label2.TabIndex = 0;
			this.label2.Text = "用户名：";
			// 
			// label3
			// 
			this.label3.Location = new System.Drawing.Point(176, 24);
			this.label3.Name = "label3";
			this.label3.Size = new System.Drawing.Size(80, 24);
			this.label3.TabIndex = 0;
			this.label3.Text = "用户类型：";
			// 
			// label4
			// 
			this.label4.Location = new System.Drawing.Point(336, 24);
			this.label4.Name = "label4";
			this.label4.Size = new System.Drawing.Size(48, 24);
			this.label4.TabIndex = 0;
			this.label4.Text = "状态：";
			// 
			// dataGrid1
			// 
			this.dataGrid1.DataMember = "";
			this.dataGrid1.HeaderForeColor = System.Drawing.SystemColors.ControlText;
			this.dataGrid1.Location = new System.Drawing.Point(104, 176);
			this.dataGrid1.Name = "dataGrid1";
			this.dataGrid1.Size = new System.Drawing.Size(552, 208);
			this.dataGrid1.TabIndex = 2;
			this.dataGrid1.DoubleClick += new System.EventHandler(this.dataGrid1_DoubleClick);
			this.dataGrid1.Navigate += new System.Windows.Forms.NavigateEventHandler(this.dataGrid1_Navigate);
			// 
			// button2
			// 
			this.button2.BackColor = System.Drawing.Color.Transparent;
			this.button2.Font = new System.Drawing.Font("宋体", 10.5F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.button2.ForeColor = System.Drawing.Color.White;
			this.button2.Location = new System.Drawing.Point(176, 424);
			this.button2.Name = "button2";
			this.button2.Size = new System.Drawing.Size(64, 26);
			this.button2.TabIndex = 3;
			this.button2.Text = "打 印";
			// 
			// button3
			// 
			this.button3.BackColor = System.Drawing.Color.Transparent;
			this.button3.Font = new System.Drawing.Font("宋体", 10.5F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.button3.ForeColor = System.Drawing.Color.White;
			this.button3.Location = new System.Drawing.Point(344, 424);
			this.button3.Name = "button3";
			this.button3.Size = new System.Drawing.Size(64, 26);
			this.button3.TabIndex = 3;
			this.button3.Text = "更 新";
			this.button3.Click += new System.EventHandler(this.button3_Click);
			// 
			// button4
			// 
			this.button4.BackColor = System.Drawing.Color.Transparent;
			this.button4.Font = new System.Drawing.Font("宋体", 10.5F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.button4.ForeColor = System.Drawing.Color.White;
			this.button4.Location = new System.Drawing.Point(504, 424);
			this.button4.Name = "button4";
			this.button4.Size = new System.Drawing.Size(64, 26);
			this.button4.TabIndex = 3;
			this.button4.Text = "关 闭";
			this.button4.Click += new System.EventHandler(this.button4_Click);
			// 
			// button5
			// 
			this.button5.BackColor = System.Drawing.Color.Transparent;
			this.button5.Font = new System.Drawing.Font("宋体", 10.5F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.button5.ForeColor = System.Drawing.Color.White;
			this.button5.Location = new System.Drawing.Point(608, 16);
			this.button5.Name = "button5";
			this.button5.Size = new System.Drawing.Size(48, 24);
			this.button5.TabIndex = 4;
			this.button5.Text = "帮助";
			// 
			// yonghusousuo
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
			this.BackgroundImage = ((System.Drawing.Image)(resources.GetObject("$this.BackgroundImage")));
			this.ClientSize = new System.Drawing.Size(672, 480);
			this.Controls.Add(this.button5);
			this.Controls.Add(this.button2);
			this.Controls.Add(this.dataGrid1);
			this.Controls.Add(this.groupBox1);
			this.Controls.Add(this.label1);
			this.Controls.Add(this.button3);
			this.Controls.Add(this.button4);
			this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.None;
			this.Name = "yonghusousuo";
			this.Text = "Form1";
			this.Load += new System.EventHandler(this.yonghusousuo_Load);
			this.groupBox1.ResumeLayout(false);
			((System.ComponentModel.ISupportInitialize)(this.dataGrid1)).EndInit();
			this.ResumeLayout(false);

		}
		#endregion

		private void yonghusousuo_Load(object sender, System.EventArgs e)
		{
			this.comboBox1.SelectedIndex=0;
			this.comboBox2.SelectedIndex=0;
		}

		private void button1_Click(object sender, System.EventArgs e)
		{
			OleDbConnection conobj=new OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;"+@"Data Source=hua.mdb");
			string str="Select * from ws where name='"+this.textBox1.Text+"'and lx='"+this.comboBox1.Text+"'and zhuangtai='"+this.comboBox2.Text+"'";
			OleDbDataAdapter adobj=new OleDbDataAdapter(str,conobj);
			DataSet setobj=new DataSet();
			adobj.Fill(setobj,"ws");
			DataTable tabobj=setobj.Tables[0];
			this.dataGrid1.DataSource=tabobj;
		}

		private void button4_Click(object sender, System.EventArgs e)
		{
			this.Hide();
//			Application.Exit();
		}

		private void dataGrid1_Navigate(object sender, System.Windows.Forms.NavigateEventArgs ne)
		{
		
		}

		private void dataGrid1_DoubleClick(object sender, System.EventArgs e)
		{
			
            
//            OleDbConnection conobj=new OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;"+@"Data Source=hua.mdb");
//			string str="Select * from ws where name='"+this.textBox1.Text+"'and lx='"+this.comboBox1.SelectedItem.ToString()+"'and zhuangtai='"+this.comboBox2.SelectedItem.ToString()+"'";
//			OleDbCommand cmd=new OleDbCommand(str,conobj);
//			conobj.Open();
//			OleDbDataReader dr=null;
//			dr=cmd.ExecuteReader();
//			dr.Read();
			
			xugaiyonghu su=new xugaiyonghu(this.textBox1.Text,this.comboBox1.SelectedItem.ToString(),this.comboBox2.SelectedItem.ToString());
			su.ShowDialog();
			

		}

		private void button3_Click(object sender, System.EventArgs e)
		{
			OleDbConnection con=new OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;"+@"Data Source=hua.mdb");
			string str1="Select * from ws where name='"+this.textBox1.Text+"'and lx='"+this.comboBox1.Text+"'and zhuangtai='"+this.comboBox2.Text+"'";
			OleDbDataAdapter ad=new OleDbDataAdapter(str1,con);
			DataSet set1=new DataSet();
			ad.Fill(set1,"ws");
			DataTable tab=set1.Tables[0];
			this.dataGrid1.DataSource=tab;
		}
	}
}