从应用程序内发送电子邮件中的图像和文本

- (void)sendMailWithImage:(UIImage *)image
{
if([MFMailComposeViewController canSendMail]) {
MFMailComposeViewController *mailController = [[MFMailComposeViewController alloc] init];
if(mailController!=nil) {
mailController.mailComposeDelegate = self;
NSData *imageData = UIImagePNGRepresentation(image);
[mailController addAttachmentData:imageData mimeType:@\"image/png\" fileName:@\"MyImageName\"];
[mailController setSubject:yourSubject];
[mailController setMessageBody:yourBody isHTML:NO];
[self presentModalViewController:mailController animated:YES];
[mailController release];
}
else
{
//Do something like show an alert
}
}

MessageComposer

addAttachmentData:mimeType:fileName:

NSString *path = [[NSBundle mainBundle] pathForResource:@\"rainy\" ofType:@\"jpg\"];
NSData *myData = [NSData dataWithContentsOfFile:path];
[picker addAttachmentData:myData mimeType:@\"image/jpeg\" fileName:@\"rainy\"];

-(void)displayComposerSheet 
{
    MFMailComposeViewController *picker = [[MFMailComposeViewController alloc] init];
    picker.mailComposeDelegate = self;
    [picker setSubject:@\"Test Subject\"];
    // Attach an image to the email
    NSString *path = [[NSBundle mainBundle] pathForResource:[NSString stringWithFormat:@\"%@\",imageName] ofType:@\"png\"];
    NSData *myData = [NSData dataWithContentsOfFile:path];
    [picker setMessageBody:body isHTML:NO];
    if (picker != nil)  {
        [self presentModalViewController:picker animated:YES];
        [picker release];
    }
}

addAttachmentData:mimeType:fileName:

setMessageBody:isHTML:

multipart/related

data:

   #import <MessageUI/MessageUI.h> 
   #import <MessageUI/MFMailComposeViewController.h>

if ([MFMailComposeViewController canSendMail]) { 
   MFMailComposeViewController *ctrller = [[MFMailComposeViewController alloc] init]; 
   ctrller.mailComposeDelegate = self; 
   [ctrller setSubject:@\"Subject Goes Here.\"]; 
   [ctrller setMessageBody:@\"Your message goes here.\" isHTML:NO]; 
   [self presentModalViewController:ctrller animated:YES]; 
   [ctrller release]; //if not using ARC
} else { 
    NSLog(@Device is unable to send email in its current state.); 
}

addAttachmentData:

[ctrller addAttachmentData:YOUR_DATA_IN_NSDATA_FORMAT 
           mimeType:YOUR_MIME_TYPE 
           fileName:YOUR_ATTACHEMENT_FILENAME];