c#邮件群发系统设计代码解析

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1、邮件群发系统代码解析20112011/1/14Blog:xiaoyaosr.blog.51cto.com

2、逍遥散人Xiaoyaosr邮件群发系统代码解析作者：逍遥散人Blog:http://xiaoyaosr.blog.51cto.com邮件群发系统代码解析2011概要：子线程工作，发送成功邮件做标记，逐条提取数据，气泡提示信息，最小化到托盘，实时进度条代码：usingSystem;usingSystem.Collections;usingSystem.Collections.Generic;usi

3、ngSystem.ComponentModel;usingSystem.Data;usingSystem.Data.OleDb;usingSystem.Threading;usingSystem.Text;usingSystem.Windows.Forms;usingSystem.Net.Mail;usingSystem.Net;usingSystem.Text.RegularExpressions;namespaceMailGroupSends{publicpartialclassForm1:Fo

4、rm{publicForm1(){InitializeComponent();}privatestringsubject=string.Empty;privatestringmailto=string.Empty;privatestringbody=string.Empty;privateintsucNum=0;privateintTotalDate{get{if(this.txtDateCount.Text.Trim().Length>0)returnConvert.ToInt32(this.tx

5、tDateCount.Text.Trim());return4;}set{this.txtDateCount.Text=value.ToString();}}privatestringConnString作者：逍遥散人Blog:http://xiaoyaosr.blog.51cto.com邮件群发系统代码解析2011{get{stringpathFull=System.Diagnostics.Process.GetCurrentProcess().MainModule.FileName;string

6、path=pathFull.Substring(0,pathFull.LastIndexOf(@""));return@"Provider=Microsoft.Jet.OLEDB.4.0;DataSource="+path+@"mail.mdb";}}privateboolmailSent=false;//邮件是否发送成功privateintmailTotalCount=0;privateintCategoryId=0;privateintSentCount=0;//已发送数privateint

7、UnitConversion=1;//默认为秒///

8、ConnectionConn=newOleDbConnection(ConnString);try{stringstrWhere=CategoryId==1000?"":"andcategoryid="+CategoryId+"orderbyisSend,uyx";stringsqlStr=@"selecttop1uyxfrom[usermail]whereisDelete=0andIsSend=0"+strWhere;if(Conn.State==ConnectionState.Closed)Co

9、nn.Open();作者：逍遥散人Blog:http://xiaoyaosr.blog.51cto.com邮件群发系统代码解析2011OleDbCommandcmd=newOleDbCommand(sqlStr,Conn);OleDbDataReaderreader=cmd.ExecuteReader();mailto=string.Empty;while(reader.Read()){mailto+=reader[0].ToString()+",";}reader.