inputcourse.aspx.cs

一个办公管理系统完整版

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;

namespace OfficeSys.admin
{
	/// <summary>
	/// inputCourse 的摘要说明。
	/// </summary>
	public class inputCourse : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.Label Label1;
		protected System.Web.UI.WebControls.Label Label2;
		protected System.Web.UI.WebControls.TextBox TextBox1;
		protected System.Web.UI.WebControls.Label Label3;
		protected System.Web.UI.WebControls.TextBox TextBox2;
		protected System.Web.UI.WebControls.Label Label4;
		protected System.Web.UI.WebControls.DropDownList DropDownList1;
		protected System.Web.UI.WebControls.Label Label5;
		protected System.Web.UI.WebControls.DropDownList DropDownList2;
		protected System.Web.UI.WebControls.Button Button1;
		protected System.Web.UI.WebControls.Button Button2;
		protected System.Web.UI.WebControls.RequiredFieldValidator RequiredFieldValidator1;
		protected System.Web.UI.WebControls.RequiredFieldValidator RequiredFieldValidator2;
		protected System.Web.UI.WebControls.Label Message;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			// 在此处放置用户代码以初始化页面
			if(Session["id"]==null)
			{
				Response.Redirect("../login.aspx");
			}
			Class.DataProcess  dataProcess=new Class.DataProcess( );			
			SqlDataReader reader;
			if(!Page.IsPostBack)
			{

				this.DropDownList1.Items.Add(new ListItem("请选择班级","请选择班级"));
				this.DropDownList2.Items.Add(new ListItem("请选择教师","请选择教师"));
				


				//string strSql1="select 班级号,班级名 from 班级信息表";
				string strSql1="select 班级号,班级名 from 班级信息表 ";
				reader=dataProcess.ExecuteReader(strSql1);
				while(reader.Read( ))
				{
					this.DropDownList1.Items.Add(new ListItem(reader.GetString (1),reader.GetString (0)));
				}
				string strSql2="select 教师号,教师名 from 教师信息表";
				reader=dataProcess.ExecuteReader(strSql2);
				while(reader.Read( ))
				{
					this.DropDownList2.Items.Add(new ListItem(reader.GetString (1),reader.GetString (0)));
				}
				reader.Close( );
			}
		}

		#region Web 窗体设计器生成的代码
		override protected void OnInit(EventArgs e)
		{
			//
			// CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。
			//
			InitializeComponent();
			base.OnInit(e);
		}
		
		/// <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.Button1.Click += new System.EventHandler(this.Button1_Click);
			this.Button2.Click += new System.EventHandler(this.Button2_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void Button1_Click(object sender, System.EventArgs e)
		{
			Class.DataProcess  dataProcess=new Class.DataProcess( );

			string courceNum=this.TextBox1.Text.Trim( );
			string courceName=this.TextBox2.Text.Trim( );
			string classNum=this.DropDownList1.SelectedValue.Trim( );
			string teacherNum=this.DropDownList2.SelectedValue.Trim( );
			
			string strSql1="select 课程号 from 课程表 where 课程号='"+courceNum+"'and 班级号='"+classNum+"'";

			SqlDataReader reader=dataProcess.ExecuteReader(strSql1);
			if(reader.Read( ))
			{
				this.Message.Text="这个班级的这门课已经安排了";
			}
			else
			{
				string strSql2="insert into 课程表(课程号,班级号,课程名,教师号) values('"+courceNum+"','"+classNum+"','"+courceName+"','"+teacherNum+"')";
				if(dataProcess.ExecuteNonQuery(strSql2)!=0)
				{
					this.Message.Text="成功安排此课程信息";
					this.TextBox1.Text="";
					this.TextBox2.Text="";
				}
				else
				{
					this.Message.Text="安排此课程信息不成功";
				}

			}
			reader.Close( );
		}

		private void Button2_Click(object sender, System.EventArgs e)
		{
			this.TextBox1.Text="";
			this.TextBox2.Text="";
		}
	}
}