sendmail.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.OleDb;
using System.Data.SqlClient;
using System.Web.Mail;
using System.Web.Util;

namespace OfficeSys.send
{
	/// <summary>
	/// SendMail 的摘要说明。
	/// </summary>
	public class SendMail : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.Label Label1;
		protected System.Web.UI.WebControls.TextBox title;
		protected System.Web.UI.WebControls.Label Label2;
		protected System.Web.UI.WebControls.Label Label3;
		protected System.Web.UI.WebControls.TextBox textArea;
		protected System.Web.UI.WebControls.Label Label4;
		protected System.Web.UI.WebControls.TextBox toMail;
		protected System.Web.UI.WebControls.DropDownList DropDownList1;
		protected System.Web.UI.WebControls.Button Button1;
		protected System.Web.UI.WebControls.Button Button2;
		protected System.Web.UI.WebControls.Label Label5;
		protected System.Web.UI.WebControls.Label Label6;
		protected System.Web.UI.HtmlControls.HtmlInputFile File1;
		protected System.Web.UI.HtmlControls.HtmlInputFile File2;
	
		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( );
			string strSql1="select 教师号,教师名 from 教师信息表";
			SqlDataReader reader=null;
			
			if(!Page.IsPostBack)
			{
				reader=dataProcess.ExecuteReader(strSql1);
				this.DropDownList1.Items.Add(new ListItem("所有人","所有人"));
				while(reader.Read( ))
				{
					this.DropDownList1.Items.Add(new ListItem(reader.GetString (1),reader.GetString(0)));
				}

			}
		}

		#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( );
			SqlDataReader reader;
			this.toMail.Text="";
			
			if(this.DropDownList1.SelectedValue=="所有人")
			{  
				string strSql="select 邮箱 from 教师信息表";
				reader=dataProcess.ExecuteReader(strSql);
				while(reader.Read( ))
				{
					this.toMail.Text=this.toMail.Text+reader.GetString(0)+";";
					
				}
			}
			else
			{
				string strSql1="select 邮箱 from 教师信息表 where 教师号='"+this.DropDownList1.SelectedValue.Trim( )+"'";
				reader=dataProcess.ExecuteReader(strSql1);
				if(reader.Read( ))
				{
					this.toMail.Text=this.toMail.Text+reader.GetString(0)+";";
					
				}
				
			}
		     
			
		}

		private void Button2_Click(object sender, System.EventArgs e)
		{
			//取得邮件发送对象
			Class.SendMail  sendMail=new Class.SendMail( );
			string address=this.toMail.Text;
			string title=this.title.Text;
			string textArea=this.textArea.Text;
			string path1=this.File1.PostedFile.FileName.Trim( );
			string path2=this.File2.PostedFile.FileName.Trim( );
		
			if(path1==""&&path2=="")
				sendMail.sendMail(address,title,textArea);
			else if(path1=="" && path2!="")
				sendMail.sendMailP(address,title,textArea,path2);
			else  if(path1!="" && path2=="")
				sendMail.sendMailP(address,title,textArea,path1);
			else if(path1!=""&&path2!="")
			sendMail.sendMailPP(address,title,textArea,path1,path2);
		
		}
	}
}