public void VerifyConfig()
{
//检查邮箱格式
SaveConfig();
EmailSend email = new EmailSend();
try
{
email.SendTestMail();
}
catch (SmtpException)
{
this.ConfigHint = "邮箱验证失败，请检查用户名和密码!";
return;
}
this.ConfigHint = "已使用此配置向该邮箱发送了验证邮件，请查收！";
}