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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