邮件发送代码

来源：互联网发布：多宝视视觉训练软件编辑：程序博客网时间：2024/05/21 15:44

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Net.Mail;

namespace 发送邮件
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

private void textBox8_TextChanged(object sender, EventArgs e)
{

}

        private void linkLabel1_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
        {
            OpenFileDialog OpenFileDialog = new OpenFileDialog();
            openFileDialog1.InitialDirectory=Environment.GetFolderPath(Environment.SpecialFolder.Personal);
            openFileDialog1.Filter = "所有文件(*.*)|*.*";
            if(openFileDialog1.ShowDialog(this)==DialogResult.OK)
            {
                textBox3.Text=openFileDialog1.FileName;
            }
        }

        private void button1_Click(object sender, EventArgs e)
        {
            string address = "";
            string displayName = "";
            string w_txt收件人 =textBox3.Text.Trim();

            if (w_txt收件人 == "")
            {
                MessageBox.Show("请输入收件人地址！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
                return;
            }

MailAddress from = new MailAddress(textBox5.Text, textBox7.Text); //邮件的发件人
MailMessage newMailMessage = new MailMessage();

            string[] mailNames = (textBox1.Text).Split(',');
            {
                try
                {
                    foreach (string name in mailNames)
                    {
                        if (name != string.Empty)
                        {
                            if (name.IndexOf('<') > 0)
                            {
                                displayName = name.Substring(0, name.IndexOf('<'));
                                address = name.Substring(name.IndexOf('<') + 1).Replace('>', ' ');

                            }
                            else
                            {
                                displayName = string.Empty;
                                address = name.Substring(name.IndexOf('<') + 1).Replace('>', ' ');
                            }

}
newMailMessage.From = from;

newMailMessage.To.Add(new MailAddress(address, displayName));

newMailMessage.Body = textBox4.Text;
newMailMessage.Subject = textBox2.Text;

                        //设置SMTP服务器地址
                        SmtpClient newclient = new SmtpClient("smtp.163.com");
                        newclient.UseDefaultCredentials = false;
                        //此处设置发件人邮箱的用户名和密码
                        newclient.Credentials = new System.Net.NetworkCredential(textBox5.Text, textBox6.Text); //发件人的账号和密码
                        newclient.DeliveryMethod = SmtpDeliveryMethod.Network;
                        newMailMessage.Attachments.Add(new Attachment(textBox3.Text));          // 发送附件
                        newMailMessage.Priority = MailPriority.High; //设置发送级别
                        //发送邮件
                        newclient.Send(newMailMessage);

                    }
                    MessageBox.Show("邮件发送完毕！", this.Text, MessageBoxButtons.OK, MessageBoxIcon.Information);
                }
                catch (Exception exp)
                {
                    MessageBox.Show("邮件发送发生错误：" + exp.Message, this.Text, MessageBoxButtons.OK, MessageBoxIcon.Error);
                }
            }
        }

             private void Form1_Load(object sender, EventArgs e)
        {
            toolStripProgressBar1.Visible = false;
        }
            }