登分.cs

数据库的课程设计作业。管理有关学生、课程的基本信息

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

namespace 教务管理系统1
{
	/// <summary>
	/// 登分 的摘要说明。
	/// </summary>
	public class 登分 : System.Windows.Forms.Form
	{
		private System.Windows.Forms.GroupBox groupBox1;
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.Label label2;
		private System.Windows.Forms.Label label3;
		private System.Windows.Forms.ToolBar toolBar1;
		private System.Windows.Forms.ToolBarButton toolBarButton1;
		private System.Windows.Forms.ToolBarButton toolBarButton2;
		private System.Windows.Forms.TextBox txt1;
		private System.Windows.Forms.TextBox txt2;
		private System.Windows.Forms.Button btnSearch;
		private System.Windows.Forms.ToolBarButton toolBarButton4;
		private System.Windows.Forms.ToolBarButton toolBarButton5;
		private System.Windows.Forms.ToolBarButton toolBarButton6;
		private System.Windows.Forms.TextBox txt3;
		private System.Windows.Forms.DataGrid dataGrid1;
		private System.Data.SqlClient.SqlDataAdapter da1;
		private System.Data.SqlClient.SqlConnection sqlConnection1;
		private 教务管理系统1.DataSet1 dataSet11;
		/// <summary>
		/// 必需的设计器变量。
		/// </summary>
		private System.ComponentModel.Container components = null;
		private System.Data.SqlClient.SqlCommand sqlSelectCommand1;
		private System.Data.SqlClient.SqlCommand sqlInsertCommand1;
		private System.Data.SqlClient.SqlCommand sqlUpdateCommand1;
		private System.Data.SqlClient.SqlCommand sqlDeleteCommand1;
		private CurrencyManager cmOrders;

		public 登分()
		{
			//
			// 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.txt1 = new System.Windows.Forms.TextBox();
			this.dataSet11 = new 教务管理系统1.DataSet1();
			this.txt2 = new System.Windows.Forms.TextBox();
			this.groupBox1 = new System.Windows.Forms.GroupBox();
			this.label2 = new System.Windows.Forms.Label();
			this.label1 = new System.Windows.Forms.Label();
			this.btnSearch = new System.Windows.Forms.Button();
			this.label3 = new System.Windows.Forms.Label();
			this.toolBar1 = new System.Windows.Forms.ToolBar();
			this.toolBarButton1 = new System.Windows.Forms.ToolBarButton();
			this.toolBarButton2 = new System.Windows.Forms.ToolBarButton();
			this.toolBarButton4 = new System.Windows.Forms.ToolBarButton();
			this.toolBarButton5 = new System.Windows.Forms.ToolBarButton();
			this.toolBarButton6 = new System.Windows.Forms.ToolBarButton();
			this.txt3 = new System.Windows.Forms.TextBox();
			this.dataGrid1 = new System.Windows.Forms.DataGrid();
			this.da1 = new System.Data.SqlClient.SqlDataAdapter();
			this.sqlDeleteCommand1 = new System.Data.SqlClient.SqlCommand();
			this.sqlConnection1 = new System.Data.SqlClient.SqlConnection();
			this.sqlInsertCommand1 = new System.Data.SqlClient.SqlCommand();
			this.sqlSelectCommand1 = new System.Data.SqlClient.SqlCommand();
			this.sqlUpdateCommand1 = new System.Data.SqlClient.SqlCommand();
			((System.ComponentModel.ISupportInitialize)(this.dataSet11)).BeginInit();
			this.groupBox1.SuspendLayout();
			((System.ComponentModel.ISupportInitialize)(this.dataGrid1)).BeginInit();
			this.SuspendLayout();
			// 
			// txt1
			// 
			this.txt1.DataBindings.Add(new System.Windows.Forms.Binding("Text", this.dataSet11, "选课表.学号"));
			this.txt1.Location = new System.Drawing.Point(176, 16);
			this.txt1.Name = "txt1";
			this.txt1.TabIndex = 0;
			this.txt1.Text = "";
			// 
			// dataSet11
			// 
			this.dataSet11.DataSetName = "DataSet1";
			this.dataSet11.Locale = new System.Globalization.CultureInfo("zh-CN");
			// 
			// txt2
			// 
			this.txt2.DataBindings.Add(new System.Windows.Forms.Binding("Text", this.dataSet11, "选课表.课程号"));
			this.txt2.Location = new System.Drawing.Point(360, 16);
			this.txt2.Name = "txt2";
			this.txt2.TabIndex = 1;
			this.txt2.Text = "";
			// 
			// groupBox1
			// 
			this.groupBox1.Controls.Add(this.label2);
			this.groupBox1.Controls.Add(this.label1);
			this.groupBox1.Controls.Add(this.btnSearch);
			this.groupBox1.Controls.Add(this.txt1);
			this.groupBox1.Controls.Add(this.txt2);
			this.groupBox1.Location = new System.Drawing.Point(32, 64);
			this.groupBox1.Name = "groupBox1";
			this.groupBox1.Size = new System.Drawing.Size(488, 48);
			this.groupBox1.TabIndex = 2;
			this.groupBox1.TabStop = false;
			// 
			// label2
			// 
			this.label2.Location = new System.Drawing.Point(112, 16);
			this.label2.Name = "label2";
			this.label2.Size = new System.Drawing.Size(48, 23);
			this.label2.TabIndex = 4;
			this.label2.Text = "学号";
			this.label2.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
			// 
			// label1
			// 
			this.label1.Location = new System.Drawing.Point(280, 16);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(64, 23);
			this.label1.TabIndex = 3;
			this.label1.Text = "课程号";
			this.label1.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
			// 
			// btnSearch
			// 
			this.btnSearch.Location = new System.Drawing.Point(16, 16);
			this.btnSearch.Name = "btnSearch";
			this.btnSearch.Size = new System.Drawing.Size(88, 23);
			this.btnSearch.TabIndex = 2;
			this.btnSearch.Text = "查找选课记录";
			this.btnSearch.Click += new System.EventHandler(this.btnSearch_Click);
			// 
			// label3
			// 
			this.label3.Location = new System.Drawing.Point(32, 120);
			this.label3.Name = "label3";
			this.label3.TabIndex = 3;
			this.label3.Text = "请输入成绩";
			this.label3.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
			// 
			// toolBar1
			// 
			this.toolBar1.Buttons.AddRange(new System.Windows.Forms.ToolBarButton[] {
																						this.toolBarButton1,
																						this.toolBarButton2,
																						this.toolBarButton4,
																						this.toolBarButton5,
																						this.toolBarButton6});
			this.toolBar1.ButtonSize = new System.Drawing.Size(55, 55);
			this.toolBar1.DropDownArrows = true;
			this.toolBar1.Location = new System.Drawing.Point(0, 0);
			this.toolBar1.Name = "toolBar1";
			this.toolBar1.ShowToolTips = true;
			this.toolBar1.Size = new System.Drawing.Size(576, 61);
			this.toolBar1.TabIndex = 4;
			this.toolBar1.ButtonClick += new System.Windows.Forms.ToolBarButtonClickEventHandler(this.toolBar1_ButtonClick);
			// 
			// toolBarButton1
			// 
			this.toolBarButton1.Text = "登记成绩";
			this.toolBarButton1.ToolTipText = "登记成绩";
			// 
			// toolBarButton2
			// 
			this.toolBarButton2.Text = "修改成绩";
			this.toolBarButton2.ToolTipText = "修改成绩";
			// 
			// toolBarButton4
			//