using UnityEngine;

using System.Collections;

using System;

using System.Net;

using System.Net.Mail;

using System.Net.Security;

using System.Security.Cryptography.X509Certificates;

public class TryDemo : MonoBehaviour {

    // Use this for initialization

    void Start () {

    }

    // Update is called once per frame

    void Update () {

    }

    void OnGUI() {

        if (GUI.Button(new Rect(, , , ), "Capture")) {

            Debug.Log("Capture Screenshot");

            Application.CaptureScreenshot("screen.png");

        }

        if (GUI.Button(new Rect(, , , ), "Send")) {

            SendEmail();

        }

    }

    private void SendEmail()

    {

        MailMessage mail = new MailMessage();

        mail.From = new MailAddress("youraddress@gmail.com");

        mail.To.Add("youraddress@qq.com");

        mail.Subject = "Test Mail";

        mail.Body = "This is for testing SMTP mail from GMAIL";

        mail.Attachments.Add(new Attachment("screen.png"));

        SmtpClient smtpServer = new SmtpClient("smtp.gmail.com");

        smtpServer.Port = ;

        smtpServer.Credentials = new System.Net.NetworkCredential("youraddress@gmail.com", "yourpassword")as ICredentialsByHost;

        smtpServer.EnableSsl = true;

        ServicePointManager.ServerCertificateValidationCallback =

            delegate(object s, X509Certificate certificate, X509Chain chain, SslPolicyErrors sslPolicyErrors)

        { return true; };

        smtpServer.Send(mail);

        Debug.Log("success");

    }

}