import <MessageUI/MFMailComposeViewController.h>

MFMailComposeViewControllerDelegate

• (void)sendEmail {
  Class mainlClass=NSClassFromString(@"MFMailComposeViewController");
  if (!mainlClass) {
  [self showMessage:@"当前系统版本不支持应用内发送邮件功能"];
  return;
  }

  if (![mainlClass canSendMail]) {
  [self showMessage:@"你还没有设置邮件账户"];

    return;
  

  }

  MFMailComposeViewController *mailPicker = [[MFMailComposeViewController alloc] init];
  mailPicker.mailComposeDelegate=self;

  //设置主题
  [mailPicker setSubject:@"Redo.Me 意见反馈"];

  //添加收件人
  NSArray *toRecipients=[NSArray arrayWithObject:@"chjwrr@163.com"];
  [mailPicker setToRecipients:toRecipients];

//添加抄送
NSArray *ccRecipients=[NSArray arrayWithObject:@""];
[mailPicker setCcRecipients:ccRecipients];

//添加密送
NSArray *bccRecipients=[NSArray arrayWithObject:@""];
[mailPicker setBccRecipients:bccRecipients];

//添加一张图片
UIImage *image=[UIImage imageNamed:@""];
NSData *imageData=UIImagePNGRepresentation(image);
[mailPicker addAttachmentData:imageData mimeType:@"png" fileName:@"icon.png"];

//添加一个附件
NSString *filePath=@"附件路径";
NSData *fileData=[NSData dataWithContentsOfFile:filePath];
[mailPicker addAttachmentData:fileData mimeType:@"" fileName:@"附件名字+后缀名"];

NSString *emailBody=@"<font color='red'> 一张照片，一幅场景<br />一句情话，一段回忆<br />一篇文章，一个曾经<br />既然时间无法Undo<br />那么就 Redo.Me </font>";
NSString *msg=[NSString stringWithFormat:@"<br />手机型号：%@<br />系统版本：%.2f<br />应用版本：%@",[NSString phoneName],kAPP_System_Version,kAPP_Bundle_Version];


[mailPicker setMessageBody:[NSString stringWithFormat:@"%@\n%@",emailBody,msg] isHTML:YES];

[self presentViewController:mailPicker animated:YES completion:^{
    
}];

}

pragma mark - MFMailComposeViewControllerDelegate

• (void)mailComposeController:(MFMailComposeViewController *)controller didFinishWithResult:(MFMailComposeResult)result error:(NSError *)error {
  [self dismissViewControllerAnimated:YES completion:nil];

  switch (result) {
  case MFMailComposeResultSent:{
  [self showMessage:@"邮件已发送"];

    }
        break;
    case MFMailComposeResultCancelled:{
        [self showMessage:@"邮件已取消"];
  
    }
        break;
    case MFMailComposeResultFailed:{
        [self showMessage:@"邮件发送失败，请重试"];
  
    }
        break;
    case MFMailComposeResultSaved:{
        [self showMessage:@"邮件保存成功"];
  
    }
        break;
  
    default:
        break;
  

  }

}