teacaddgrade.cs

简单的教师录入成绩系统

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

namespace 教师网上录入成绩
{
	/// <summary>
	/// TeacAddGrade 的摘要说明。
	/// </summary>
	public class TeacAddGrade : System.Windows.Forms.Form
	{
		private CurrencyManager cmOrders;
		private System.Windows.Forms.DataGrid dataGrid1;
		private System.Windows.Forms.ImageList imageList1;
		private System.Windows.Forms.ToolBar toolBar1;
		private System.Windows.Forms.ToolBarButton toolBarButton1;
		private System.Windows.Forms.ToolBarButton toolBarButton2;
		private System.Windows.Forms.ToolBarButton toolBarButton3;
		private System.Windows.Forms.ToolBarButton toolBarButton4;
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.Label label2;
		private System.Windows.Forms.Label label3;
		private System.Windows.Forms.GroupBox groupBox1;
		private System.Windows.Forms.TextBox textBox1;
		private System.Windows.Forms.TextBox textBox2;
		private System.Windows.Forms.TextBox textBox3;
		private System.Windows.Forms.Button button1;
		private System.Windows.Forms.Label label4;
		private System.Windows.Forms.TextBox textBox4;
		private System.Windows.Forms.Button button2;
		private System.Windows.Forms.GroupBox groupBox2;
		private System.Windows.Forms.Button button3;
		private System.Data.SqlClient.SqlDataAdapter sqlDataAdapter1;
		private System.Data.SqlClient.SqlConnection sqlConnection1;
		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 教师网上录入成绩.DataSet8 dataSet81;
		private System.Windows.Forms.Button button4;
		private System.Windows.Forms.Label label5;
		private System.ComponentModel.IContainer components;

		public TeacAddGrade()
		{
			//
			// 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.components = new System.ComponentModel.Container();
			System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(TeacAddGrade));
			this.dataGrid1 = new System.Windows.Forms.DataGrid();
			this.dataSet81 = new 教师网上录入成绩.DataSet8();
			this.imageList1 = new System.Windows.Forms.ImageList(this.components);
			this.toolBar1 = new System.Windows.Forms.ToolBar();
			this.toolBarButton1 = new System.Windows.Forms.ToolBarButton();
			this.toolBarButton2 = new System.Windows.Forms.ToolBarButton();
			this.toolBarButton3 = new System.Windows.Forms.ToolBarButton();
			this.toolBarButton4 = new System.Windows.Forms.ToolBarButton();
			this.label1 = new System.Windows.Forms.Label();
			this.label2 = new System.Windows.Forms.Label();
			this.label3 = new System.Windows.Forms.Label();
			this.groupBox1 = new System.Windows.Forms.GroupBox();
			this.button1 = new System.Windows.Forms.Button();
			this.textBox1 = new System.Windows.Forms.TextBox();
			this.textBox2 = new System.Windows.Forms.TextBox();
			this.textBox3 = new System.Windows.Forms.TextBox();
			this.label4 = new System.Windows.Forms.Label();
			this.textBox4 = new System.Windows.Forms.TextBox();
			this.button2 = new System.Windows.Forms.Button();
			this.groupBox2 = new System.Windows.Forms.GroupBox();
			this.button3 = new System.Windows.Forms.Button();
			this.sqlDataAdapter1 = 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();
			this.button4 = new System.Windows.Forms.Button();
			this.label5 = new System.Windows.Forms.Label();
			((System.ComponentModel.ISupportInitialize)(this.dataGrid1)).BeginInit();
			((System.ComponentModel.ISupportInitialize)(this.dataSet81)).BeginInit();
			this.groupBox1.SuspendLayout();
			this.groupBox2.SuspendLayout();
			this.SuspendLayout();
			// 
			// dataGrid1
			// 
			this.dataGrid1.DataMember = "选课信息表";
			this.dataGrid1.DataSource = this.dataSet81;
			this.dataGrid1.HeaderForeColor = System.Drawing.SystemColors.ControlText;
			this.dataGrid1.Location = new System.Drawing.Point(16, 152);
			this.dataGrid1.Name = "dataGrid1";
			this.dataGrid1.ReadOnly = true;
			this.dataGrid1.Size = new System.Drawing.Size(400, 304);
			this.dataGrid1.TabIndex = 0;
			// 
			// dataSet81
			// 
			this.dataSet81.DataSetName = "DataSet8";
			this.dataSet81.Locale = new System.Globalization.CultureInfo("zh-CN");
			// 
			// imageList1
			// 
			this.imageList1.ImageSize = new System.Drawing.Size(16, 16);
			this.imageList1.ImageStream = ((System.Windows.Forms.ImageListStreamer)(resources.GetObject("imageList1.ImageStream")));
			this.imageList1.TransparentColor = System.Drawing.Color.Transparent;
			// 
			// toolBar1
			// 
			this.toolBar1.Buttons.AddRange(new System.Windows.Forms.ToolBarButton[] {
																						this.toolBarButton1,
																						this.toolBarButton2,
																						this.toolBarButton3,
																						this.toolBarButton4});
			this.toolBar1.DropDownArrows = true;
			this.toolBar1.ImageList = this.imageList1;
			this.toolBar1.Location = new System.Drawing.Point(0, 0);
			this.toolBar1.Name = "toolBar1";
			this.toolBar1.ShowToolTips = true;
			this.toolBar1.Size = new System.Drawing.Size(712, 41);
			this.toolBar1.TabIndex = 1;
			this.toolBar1.ButtonClick += new System.Windows.Forms.ToolBarButtonClickEventHandler(this.toolBar1_ButtonClick);
			// 
			// toolBarButton1
			// 
			this.toolBarButton1.ImageIndex = 1;
			this.toolBarButton1.Text = "首记录";
			// 
			// toolBarButton2
			// 
			this.toolBarButton2.ImageIndex = 3;
			this.toolBarButton2.Text = "下记录";
			// 
			// toolBarButton3
			// 
			this.toolBarButton3.ImageIndex = 0;
			this.toolBarButton3.Text = "上记录";
			// 
			// toolBarButton4
			// 
			this.toolBarButton4.ImageIndex = 2;
			this.toolBarButton4.Text = "尾记录";
			// 
			// label1
			// 
			this.label1.Location = new System.Drawing.Point(24, 40);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(72, 24);
			this.label1.TabIndex = 2;
			this.label1.Text = "课程编号";
			// 
			// label2
			// 
			this.label2.Location = new System.Drawing.Point(16, 40);
			this.label2.Name = "label2";
			this.label2.Size = new System.Drawing.Size(56, 32);
			this.label2.TabIndex = 3;
			this.label2.Text = "学号";
			// 
			// label3
			// 
			this.label3.Location = new System.Drawing.Point(8, 88);
			this.label3.Name = "label3";
			this.label3.Size = new System.Drawing.Size(64, 32);
			this.label3.TabIndex = 4;
			this.label3.Text = "课程编号";
			// 
			// groupBox1
			// 
			this.groupBox1.Controls.Add(this.button1);
			this.groupBox1.Controls.Add(this.label1);
			this.groupBox1.Controls.Add(this.textBox1);
			this.groupBox1.Location = new System.Drawing.Point(16, 48);
			this.groupBox1.Name = "groupBox1";
			this.groupBox1.Size = new System.Drawing.Size(392, 96);
			this.groupBox1.TabIndex = 5;
			this.groupBox1.TabStop = false;
			this.groupBox1.Text = "选择课程";
			// 
			// button1
			// 
			this.button1.Location = new System.Drawing.Point(256, 40);
			this.button1.Name = "button1";
			this.button1.Size = new System.Drawing.Size(112, 23);
			this.button1.TabIndex = 7;
			this.button1.Text = "查询（开始录入）";
			this.button1.Click += new System.EventHandler(this.button1_Click);
			// 
			// textBox1
			// 
			this.textBox1.Location = new System.Drawing.Point(128, 40);
			this.textBox1.Name = "textBox1";
			this.textBox1.Size = new System.Drawing.Size(104, 21);
			this.textBox1.TabIndex = 6;
			this.textBox1.Text = "";
			// 
			// textBox2
			// 
			this.textBox2.DataBindings.Add(new System.Windows.Forms.Binding("Text", this.dataSet81, "选课信息表.学号"));
			this.textBox2.Location = new System.Drawing.Point(104, 40);
			this.textBox2.Name = "textBox2";
			this.textBox2.TabIndex = 7;
			this.textBox2.Text = "";
			// 
			// textBox3
			// 
			this.textBox3.DataBindings.Add(new System.Windows.Forms.Binding("Text", this.dataSet81, "选课信息表.课程编号"));
			this.textBox3.Location = new System.Drawing.Point(104, 88);
			this.textBox3.Name = "textBox3";
			this.textBox3.TabIndex = 8;
			this.textBox3.Text = "";
			// 
			// label4
			// 
			this.label4.Location = new System.Drawing.Point(8, 144);
			this.label4.Name = "label4";
			this.label4.Size = new System.Drawing.Size(80, 32);
			this.label4.TabIndex = 9;
			this.label4.Text = "成绩";
			// 
			// textBox4
			// 
			this.textBox4.DataBindings.Add(new System.Windows.Forms.Binding("Text", this.dataSet81, "选课信息表.成绩"));
			this.textBox4.Location = new System.Drawing.Point(104, 144);
			this.textBox4.Name = "textBox4";
			this.textBox4.Size = new System.Drawing.Size(96, 21);
			this.textBox4.TabIndex = 10;
			this.textBox4.Text = "";
			// 
			// button2
			// 
			this.button2.Location = new System.Drawing.Point(560, 400);
			this.button2.Name = "button2";
			this.button2.Size = new System.Drawing.Size(120, 32);