semester.cs

c# + sql2000 学生管理系统

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.Data.SqlClient;
using StudentManage.DataLevel;

namespace StudentManage.UILevel
{
	/// <summary>
	/// Semester 的摘要说明。
	/// </summary>
	public class Semester : System.Windows.Forms.Form
	{
		private System.Windows.Forms.GroupBox groupBox2;
		private System.Windows.Forms.Label label3;
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.GroupBox groupBox1;
		private System.Windows.Forms.Button btnModify;
		private System.Windows.Forms.Button btnApply;
		private System.Windows.Forms.Button btnAdd;
		private System.Windows.Forms.Button btnExit;
		private System.Windows.Forms.Button btnDelete;
		private System.Windows.Forms.Button btnCancel;
		private System.Windows.Forms.DataGrid dataGrid1;
		private System.Windows.Forms.TextBox textSemName;
		private System.Windows.Forms.TextBox textSemID;
		private System.Windows.Forms.DataGridTableStyle dataGridTableStyle1;
		private System.Windows.Forms.DataGridTextBoxColumn dataGridTextBoxColumn1;
		private System.Windows.Forms.DataGridTextBoxColumn dataGridTextBoxColumn2;
		/// <summary>
		/// 必需的设计器变量。
		/// </summary>
		private System.ComponentModel.Container components = null;

		private SqlConnection conn1=null;
		private SqlDataAdapter sqlDataAdapter1=null;
		private DataSet DataSetDep=new DataSet("Semester");
		private string selectStr;		

		public Semester()
		{
			//
			// Windows 窗体设计器支持所必需的
			//
			InitializeComponent();
			this.conn1=new SqlConnection(DataLevel.Connection.ConnString);
			this.selectStr="select * from Semester";
			this.sqlDataAdapter1=new SqlDataAdapter(this.selectStr,this.conn1);

			//
			// 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.ComponentModel.ComponentResourceManager resources = new System.ComponentModel.ComponentResourceManager(typeof(Semester));
            this.groupBox2 = new System.Windows.Forms.GroupBox();
            this.textSemName = new System.Windows.Forms.TextBox();
            this.label3 = new System.Windows.Forms.Label();
            this.label1 = new System.Windows.Forms.Label();
            this.textSemID = new System.Windows.Forms.TextBox();
            this.groupBox1 = new System.Windows.Forms.GroupBox();
            this.btnModify = new System.Windows.Forms.Button();
            this.btnApply = new System.Windows.Forms.Button();
            this.btnAdd = new System.Windows.Forms.Button();
            this.btnDelete = new System.Windows.Forms.Button();
            this.btnCancel = new System.Windows.Forms.Button();
            this.btnExit = new System.Windows.Forms.Button();
            this.dataGrid1 = new System.Windows.Forms.DataGrid();
            this.dataGridTableStyle1 = new System.Windows.Forms.DataGridTableStyle();
            this.dataGridTextBoxColumn2 = new System.Windows.Forms.DataGridTextBoxColumn();
            this.dataGridTextBoxColumn1 = new System.Windows.Forms.DataGridTextBoxColumn();
            this.groupBox2.SuspendLayout();
            this.groupBox1.SuspendLayout();
            ((System.ComponentModel.ISupportInitialize)(this.dataGrid1)).BeginInit();
            this.SuspendLayout();
            // 
            // groupBox2
            // 
            this.groupBox2.Controls.Add(this.textSemName);
            this.groupBox2.Controls.Add(this.label3);
            this.groupBox2.Controls.Add(this.label1);
            this.groupBox2.Controls.Add(this.textSemID);
            this.groupBox2.Location = new System.Drawing.Point(12, 273);
            this.groupBox2.Name = "groupBox2";
            this.groupBox2.Size = new System.Drawing.Size(432, 56);
            this.groupBox2.TabIndex = 4;
            this.groupBox2.TabStop = false;
            // 
            // textSemName
            // 
            this.textSemName.Location = new System.Drawing.Point(200, 24);
            this.textSemName.Name = "textSemName";
            this.textSemName.Size = new System.Drawing.Size(208, 21);
            this.textSemName.TabIndex = 4;
            // 
            // label3
            // 
            this.label3.Location = new System.Drawing.Point(144, 31);
            this.label3.Name = "label3";
            this.label3.Size = new System.Drawing.Size(56, 23);
            this.label3.TabIndex = 3;
            this.label3.Text = "学期名称";
            // 
            // label1
            // 
            this.label1.Location = new System.Drawing.Point(8, 31);
            this.label1.Name = "label1";
            this.label1.Size = new System.Drawing.Size(56, 23);
            this.label1.TabIndex = 1;
            this.label1.Text = "学期代码";
            // 
            // textSemID
            // 
            this.textSemID.Location = new System.Drawing.Point(72, 24);
            this.textSemID.Name = "textSemID";
            this.textSemID.Size = new System.Drawing.Size(64, 21);
            this.textSemID.TabIndex = 0;
            // 
            // groupBox1
            // 
            this.groupBox1.Controls.Add(this.btnModify);
            this.groupBox1.Controls.Add(this.btnApply);
            this.groupBox1.Controls.Add(this.btnAdd);
            this.groupBox1.Controls.Add(this.btnDelete);
            this.groupBox1.Controls.Add(this.btnCancel);
            this.groupBox1.Location = new System.Drawing.Point(12, 335);
            this.groupBox1.Name = "groupBox1";
            this.groupBox1.Size = new System.Drawing.Size(432, 60);
            this.groupBox1.TabIndex = 3;
            this.groupBox1.TabStop = false;
            // 
            // btnModify
            // 
            this.btnModify.ImageAlign = System.Drawing.ContentAlignment.MiddleLeft;
            this.btnModify.Location = new System.Drawing.Point(80, 24);
            this.btnModify.Name = "btnModify";
            this.btnModify.Size = new System.Drawing.Size(56, 24);
            this.btnModify.TabIndex = 105;
            this.btnModify.Text = "修改";
            this.btnModify.Click += new System.EventHandler(this.btnModify_Click);
            // 
            // btnApply
            // 
            this.btnApply.Image = ((System.Drawing.Image)(resources.GetObject("btnApply.Image")));
            this.btnApply.ImageAlign = System.Drawing.ContentAlignment.MiddleLeft;
            this.btnApply.Location = new System.Drawing.Point(264, 24);
            this.btnApply.Name = "btnApply";
            this.btnApply.Size = new System.Drawing.Size(56, 24);
            this.btnApply.TabIndex = 102;
            this.btnApply.Text = "确定";
            this.btnApply.TextAlign = System.Drawing.ContentAlignment.MiddleRight;
            this.btnApply.Click += new System.EventHandler(this.btnApply_Click);
            // 
            // btnAdd
            // 
            this.btnAdd.ImageAlign = System.Drawing.ContentAlignment.MiddleLeft;
            this.btnAdd.Location = new System.Drawing.Point(10, 24);
            this.btnAdd.Name = "btnAdd";
            this.btnAdd.Size = new System.Drawing.Size(56, 24);
            this.btnAdd.TabIndex = 103;
            this.btnAdd.Text = "添加";
            this.btnAdd.Click += new System.EventHandler(this.btnAdd_Click);
            // 
            // btnDelete
            // 
            this.btnDelete.ImageAlign = System.Drawing.ContentAlignment.MiddleLeft;
            this.btnDelete.Location = new System.Drawing.Point(152, 24);
            this.btnDelete.Name = "btnDelete";
            this.btnDelete.Size = new System.Drawing.Size(48, 24);
            this.btnDelete.TabIndex = 104;
            this.btnDelete.Text = "删除";
            this.btnDelete.Click += new System.EventHandler(this.btnDelete_Click);
            // 
            // btnCancel
            // 
            this.btnCancel.ImageAlign = System.Drawing.ContentAlignment.MiddleLeft;
            this.btnCancel.Location = new System.Drawing.Point(352, 24);
            this.btnCancel.Name = "btnCancel";
            this.btnCancel.Size = new System.Drawing.Size(56, 24);
            this.btnCancel.TabIndex = 101;
            this.btnCancel.Text = "取消";
            this.btnCancel.Click += new System.EventHandler(this.btnCancel_Click_1);
            // 
            // btnExit
            // 
            this.btnExit.ImageAlign = System.Drawing.ContentAlignment.MiddleLeft;
            this.btnExit.Location = new System.Drawing.Point(364, 401);
            this.btnExit.Name = "btnExit";
            this.btnExit.Size = new System.Drawing.Size(56, 24);
            this.btnExit.TabIndex = 100;
            this.btnExit.Text = "退出";
            this.btnExit.Click += new System.EventHandler(this.btnExit_Click);
            // 
            // dataGrid1
            // 
            this.dataGrid1.AlternatingBackColor = System.Drawing.Color.White;
            this.dataGrid1.BackColor = System.Drawing.Color.White;
            this.dataGrid1.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
            this.dataGrid1.CaptionBackColor = System.Drawing.Color.Teal;
            this.dataGrid1.CaptionFont = new System.Drawing.Font("Microsoft Sans Serif", 10F, System.Drawing.FontStyle.Bold);
            this.dataGrid1.CaptionForeColor = System.Drawing.Color.White;
            this.dataGrid1.DataMember = "";