studentkecheng.cs

StudentScoreMag2qwuahgoaaodfoaghojafo

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Runtime.Serialization;//序列化用
using System.Runtime.Serialization.Formatters.Binary;//序列化
using   System.IO;


namespace WindowsApplication1
{
	/// <summary>
	/// Studentkecheng 的摘要说明。
	/// </summary>
	public class Studentkecheng : System.Windows.Forms.Form
	{
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.TextBox textBox1;
		private System.Windows.Forms.Label label2;
		private System.Windows.Forms.TextBox textBox2;
		private System.Windows.Forms.Button button1;
		public int i,n=0,j;//记录个数
		public Socre[]  stu;
		private System.Windows.Forms.Button button2;
		/// <summary>
		/// 必需的设计器变量。
		/// </summary>
		private System.ComponentModel.Container components = null;

		public Studentkecheng()
		{
			//
			// 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.textBox1 = new System.Windows.Forms.TextBox();
			this.label2 = new System.Windows.Forms.Label();
			this.textBox2 = new System.Windows.Forms.TextBox();
			this.button1 = new System.Windows.Forms.Button();
			this.button2 = new System.Windows.Forms.Button();
			this.SuspendLayout();
			// 
			// label1
			// 
			this.label1.Location = new System.Drawing.Point(48, 16);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(168, 16);
			this.label1.TabIndex = 0;
			this.label1.Text = "请输入你的课程号或课程名：";
			// 
			// textBox1
			// 
			this.textBox1.Location = new System.Drawing.Point(56, 48);
			this.textBox1.Multiline = true;
			this.textBox1.Name = "textBox1";
			this.textBox1.Size = new System.Drawing.Size(160, 32);
			this.textBox1.TabIndex = 1;
			this.textBox1.Text = "textBox1";
			this.textBox1.TextChanged += new System.EventHandler(this.textBox1_TextChanged);
			// 
			// label2
			// 
			this.label2.Location = new System.Drawing.Point(80, 104);
			this.label2.Name = "label2";
			this.label2.Size = new System.Drawing.Size(112, 23);
			this.label2.TabIndex = 2;
			this.label2.Text = "你的课程信息为：";
			// 
			// textBox2
			// 
			this.textBox2.Location = new System.Drawing.Point(40, 136);
			this.textBox2.Multiline = true;
			this.textBox2.Name = "textBox2";
			this.textBox2.Size = new System.Drawing.Size(200, 80);
			this.textBox2.TabIndex = 3;
			this.textBox2.Text = "textBox2";
			// 
			// button1
			// 
			this.button1.Location = new System.Drawing.Point(32, 232);
			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(160, 232);
			this.button2.Name = "button2";
			this.button2.TabIndex = 5;
			this.button2.Text = "退出";
			this.button2.Click += new System.EventHandler(this.button2_Click);
			// 
			// Studentkecheng
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
			this.BackColor = System.Drawing.SystemColors.Info;
			this.ClientSize = new System.Drawing.Size(292, 273);
			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.Name = "Studentkecheng";
			this.Text = "课程信息查询";
			this.Load += new System.EventHandler(this.Studentkecheng_Load);
			this.ResumeLayout(false);

		}
		#endregion

		private void Studentkecheng_Load(object sender, System.EventArgs e)
		{
			string Filename=System.IO .Directory.GetCurrentDirectory ();//获取应用程序的当前工作目录;	
			Filename+="\\data\\studentkecheng_data.bin";//设置路径文件为应用程序的当前工作目录(即bin\debug\)下的DATA目录下的student_data.bin;
			//if(openFileDialog1.ShowDialog ()==DialogResult.OK && openFileDialog1.FileName !="" )
			//Filename=openFileDialog1.FileName;使用打工对话框时用
			
			//反序列化:
			IFormatter formatter = new BinaryFormatter();
			//Stream stream=File.OpenRead ("e:\\he\\MyFile.bin");//打开文件
			Stream stream=File.OpenRead (Filename);//打开文件
			n=(int)formatter.Deserialize(stream);
			stu=new Socre [n];
			for( i=0; i<stu.Length ;i++)
			{
				stu[i]=(Socre)formatter.Deserialize (stream);
			}
			stream.Close();
		}

		private void button1_Click(object sender, System.EventArgs e)
		{
			for(i=0;i<n;i++)
			{
				j=i;
				if(textBox1.Text==stu[i].kcm)
				{
					j=0;
					textBox2.Text="课程号:"+stu[i].kch+"\r\n"+"课程名:"+stu[i].kcm+"\r\n"+"学分:"+stu[i].xf;
					break;
				}
				else
				{
					if(textBox1.Text==stu[i].kch)
					{
						j=0;
						textBox2.Text="课程号:"+stu[i].kch+"\r\n"+"课程名:"+stu[i].kcm+"\r\n"+"学分:"+stu[i].xf;
						break;
					}
				}
			}
		    if(i>=stu.Length)
				textBox2.Text="对不起，该生不存在！";
			textBox1.Text="";
			textBox1.Focus ();
		}

		private void button2_Click(object sender, System.EventArgs e)
		{
			this.Close();
		}

		private void textBox1_TextChanged(object sender, System.EventArgs e)
		{
		
		}
	}
}