实例介绍
【实例简介】
【实例截图】
【核心代码】
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.Web.Mail;
namespace Network
{
/// <summary>
/// Form1 的摘要说明。
/// </summary>
public class Form1 : System.Windows.Forms.Form
{
private System.Windows.Forms.Label label1;
private System.Windows.Forms.TextBox textBox1;
private System.Windows.Forms.Label label2;
private System.Windows.Forms.TextBox textBox2;
private System.Windows.Forms.TextBox textBox3;
private System.Windows.Forms.Label label3;
private System.Windows.Forms.TextBox textBox4;
private System.Windows.Forms.Label label4;
private System.Windows.Forms.TextBox textBox5;
private System.Windows.Forms.Label label5;
private System.Windows.Forms.Label label6;
private System.Windows.Forms.ComboBox comboBox1;
private System.Windows.Forms.ComboBox comboBox2;
private System.Windows.Forms.Label label7;
private System.Windows.Forms.Button button1;
private System.Windows.Forms.Button button2;
private System.Windows.Forms.RichTextBox richTextBox1;
private System.Windows.Forms.OpenFileDialog openFileDialog1;
/// <summary>
/// 必需的设计器变量。
/// </summary>
private System.ComponentModel.Container components = null;
public Form1()
{
//
// 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.label1 = new System.Windows.Forms.Label();
this.textBox1 = new System.Windows.Forms.TextBox();
this.label2 = new System.Windows.Forms.Label();
this.textBox2 = new System.Windows.Forms.TextBox();
this.textBox3 = new System.Windows.Forms.TextBox();
this.label3 = new System.Windows.Forms.Label();
this.textBox4 = new System.Windows.Forms.TextBox();
this.label4 = new System.Windows.Forms.Label();
this.textBox5 = new System.Windows.Forms.TextBox();
this.label5 = new System.Windows.Forms.Label();
this.label6 = new System.Windows.Forms.Label();
this.comboBox1 = new System.Windows.Forms.ComboBox();
this.comboBox2 = new System.Windows.Forms.ComboBox();
this.label7 = new System.Windows.Forms.Label();
this.button1 = new System.Windows.Forms.Button();
this.button2 = new System.Windows.Forms.Button();
this.richTextBox1 = new System.Windows.Forms.RichTextBox();
this.openFileDialog1 = new System.Windows.Forms.OpenFileDialog();
this.SuspendLayout();
//
// label1
//
this.label1.Location = new System.Drawing.Point(8, 16);
this.label1.Name = "label1";
this.label1.Size = new System.Drawing.Size(80, 16);
this.label1.TabIndex = 0;
this.label1.Text = "收件人地址：";
//
// textBox1
//
this.textBox1.Location = new System.Drawing.Point(88, 8);
this.textBox1.Name = "textBox1";
this.textBox1.Size = new System.Drawing.Size(280, 21);
this.textBox1.TabIndex = 1;
this.textBox1.Text = "";
//
// label2
//
this.label2.Location = new System.Drawing.Point(8, 40);
this.label2.Name = "label2";
this.label2.Size = new System.Drawing.Size(80, 16);
this.label2.TabIndex = 2;
this.label2.Text = "抄送人地址：";
//
// textBox2
//
this.textBox2.BackColor = System.Drawing.SystemColors.ActiveCaptionText;
this.textBox2.Location = new System.Drawing.Point(88, 32);
this.textBox2.Name = "textBox2";
this.textBox2.Size = new System.Drawing.Size(280, 21);
this.textBox2.TabIndex = 3;
this.textBox2.Text = "";
//
// textBox3
//
this.textBox3.BackColor = System.Drawing.SystemColors.ActiveCaptionText;
this.textBox3.Location = new System.Drawing.Point(88, 56);
this.textBox3.Name = "textBox3";
this.textBox3.Size = new System.Drawing.Size(280, 21);
this.textBox3.TabIndex = 5;
this.textBox3.Text = "";
//
// label3
//
this.label3.Location = new System.Drawing.Point(8, 64);
this.label3.Name = "label3";
this.label3.Size = new System.Drawing.Size(80, 16);
this.label3.TabIndex = 4;
this.label3.Text = "邮件主题：";
//
// textBox4
//
this.textBox4.BackColor = System.Drawing.SystemColors.Control;
this.textBox4.Location = new System.Drawing.Point(88, 80);
this.textBox4.Name = "textBox4";
this.textBox4.ReadOnly = true;
this.textBox4.Size = new System.Drawing.Size(200, 21);
this.textBox4.TabIndex = 7;
this.textBox4.Text = "";
//
// label4
//
this.label4.Location = new System.Drawing.Point(8, 88);
this.label4.Name = "label4";
this.label4.Size = new System.Drawing.Size(80, 16);
this.label4.TabIndex = 6;
this.label4.Text = "附件：";
//
// textBox5
//
this.textBox5.BackColor = System.Drawing.SystemColors.ActiveCaptionText;
this.textBox5.Location = new System.Drawing.Point(88, 104);
this.textBox5.Name = "textBox5";
this.textBox5.Size = new System.Drawing.Size(280, 21);
this.textBox5.TabIndex = 9;
this.textBox5.Text = "";
//
// label5
//
this.label5.Location = new System.Drawing.Point(8, 112);
this.label5.Name = "label5";
this.label5.Size = new System.Drawing.Size(80, 16);
this.label5.TabIndex = 8;
this.label5.Text = "发件人地址：";
//
// label6
//
this.label6.Location = new System.Drawing.Point(8, 136);
this.label6.Name = "label6";
this.label6.Size = new System.Drawing.Size(56, 16);
this.label6.TabIndex = 10;
this.label6.Text = "优先级：";
//
// comboBox1
//
this.comboBox1.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
this.comboBox1.Items.AddRange(new object[] {
"正常",
"高",
"低"});
this.comboBox1.Location = new System.Drawing.Point(64, 128);
this.comboBox1.Name = "comboBox1";
this.comboBox1.Size = new System.Drawing.Size(72, 20);
this.comboBox1.TabIndex = 11;
//
// comboBox2
//
this.comboBox2.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
this.comboBox2.Items.AddRange(new object[] {
"文本方式",
"HTML方式"});
this.comboBox2.Location = new System.Drawing.Point(208, 128);
this.comboBox2.Name = "comboBox2";
this.comboBox2.Size = new System.Drawing.Size(80, 20);
this.comboBox2.TabIndex = 13;
//
// label7
//
this.label7.Location = new System.Drawing.Point(144, 136);
this.label7.Name = "label7";
this.label7.Size = new System.Drawing.Size(72, 16);
this.label7.TabIndex = 12;
this.label7.Text = "内容格式：";
//
// button1
//
this.button1.Location = new System.Drawing.Point(288, 128);
this.button1.Name = "button1";
this.button1.Size = new System.Drawing.Size(80, 21);
this.button1.TabIndex = 14;
this.button1.Text = "发送邮件";
this.button1.Click = new System.EventHandler(this.button1_Click);
//
// button2
//
this.button2.Location = new System.Drawing.Point(288, 80);
this.button2.Name = "button2";
this.button2.Size = new System.Drawing.Size(80, 21);
this.button2.TabIndex = 15;
this.button2.Text = "浏览文件";
this.button2.Click = new System.EventHandler(this.button2_Click);
//
// richTextBox1
//
this.richTextBox1.Location = new System.Drawing.Point(8, 152);
this.richTextBox1.Name = "richTextBox1";
this.richTextBox1.Size = new System.Drawing.Size(360, 160);
this.richTextBox1.TabIndex = 16;
this.richTextBox1.Text = "";
//
// Form1
//
this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
this.ClientSize = new System.Drawing.Size(376, 318);
this.Controls.Add(this.richTextBox1);
this.Controls.Add(this.button2);
this.Controls.Add(this.button1);
this.Controls.Add(this.comboBox2);
this.Controls.Add(this.label7);
this.Controls.Add(this.comboBox1);
this.Controls.Add(this.label6);
this.Controls.Add(this.textBox5);
this.Controls.Add(this.label5);
this.Controls.Add(this.textBox4);
this.Controls.Add(this.label4);
this.Controls.Add(this.textBox3);
this.Controls.Add(this.label3);
this.Controls.Add(this.textBox2);
this.Controls.Add(this.label2);
this.Controls.Add(this.textBox1);
this.Controls.Add(this.label1);
this.MaximizeBox = false;
this.Name = "Form1";
this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
this.Text = "演示发送电子邮件";
this.ResumeLayout(false);
}
#endregion
/// <summary>
/// 应用程序的主入口点。
/// </summary>
[STAThread]
static void Main()
{
Application.Run(new Form1());
}
private void button2_Click(object sender, System.EventArgs e)
{//浏览文件
if(this.openFileDialog1.ShowDialog()==DialogResult.OK)
{
this.textBox4.Text=this.openFileDialog1.FileName;
}
}
private void button1_Click(object sender, System.EventArgs e)
{//发送邮件
if(this.richTextBox1.Text.Length<1|this.textBox1.Text.Length<1|this.textBox5.Text.Length<1)
{
MessageBox.Show("必须填写收件人地址、发件人地址和内容","信息提示",MessageBoxButtons.OK,MessageBoxIcon.Information);
return;
}
MailMessage MyMessage=new MailMessage();
MyMessage.Priority=MailPriority.Normal;
if(this.comboBox1.Text=="高")
MyMessage.Priority=MailPriority.High;
else if(this.comboBox1.Text=="低")
MyMessage.Priority=MailPriority.Low;
MyMessage.BodyFormat=MailFormat.Text;
if(this.comboBox2.Text=="HTML方式")
MyMessage.BodyFormat=MailFormat.Html;
MyMessage.To=this.textBox1.Text;
MyMessage.From=this.textBox5.Text;
MyMessage.Body=this.richTextBox1.Text;
MyMessage.BodyEncoding=System.Text.Encoding.UTF8;
MyMessage.Subject=this.textBox3.Text;
if(this.textBox2.Text!="")
{
MyMessage.Cc=this.textBox2.Text;
}
if(this.textBox4.Text!="")
{//发送附件
MailAttachment MyAttach=new MailAttachment(this.textBox4.Text);
MyMessage.Attachments.Add(MyAttach);
}
try
{
SmtpMail.Send(MyMessage);
MessageBox.Show("邮件发送成功！","信息提示",MessageBoxButtons.OK,MessageBoxIcon.Information);
}
catch(Exception Err)
{
MessageBox.Show(Err.Message,"信息提示",MessageBoxButtons.OK,MessageBoxIcon.Information);
}
}
}
}
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