Email, SMS, camera, and image library usage

Email, SMS, camera, and image library usage

-First import the MessageUI. framework

Ii. import the header file # import And the proxy FMailComposeViewControllerDelegate,

MFMessageComposeViewControllerDelegate, UIImagePickerControllerDelegate, UINavigationControllerDelegate

III. H file

#import 
 
  #import 
  
   @interface ViewController : UIViewController
   
    @property (strong, nonatomic) IBOutlet UIButton *Email;@property (strong, nonatomic) IBOutlet UIButton *note;@property (strong, nonatomic) IBOutlet UIButton *camera;@property (strong, nonatomic) IBOutlet UIButton *mapDepot;- (IBAction)mailDelivery:(id)sender;- (IBAction)noteDelivery:(id)sender;- (IBAction)useTheCamera:(id)sender;- (IBAction)galleryUse:(id)sender;
   
  
 

Iv.. m file

-(Void) viewDidLoad {[super viewDidLoad]; // Do any additional setup after loading the view, typically from a nib. UIImageView * imageView = [[UIImageView alloc] init]; imageView. frame = CGRectMake (100, 20,120,120); imageView. backgroundColor = [UIColor greenColor]; imageView. tag = 101; [self. view addSubview: imageView];}-(void) didReceiveMemoryWarning {[super didReceiveMemoryWarning]; // Dispose Any resources that can be recreated .} // send email-(IBAction) mailDelivery :( id) sender {// determines whether the device can send emails. Class mailClass = (NSClassFromString (@ "MFMailComposeViewController"); NSString * feedbackMsg; if (! MailClass) {feedbackMsg = @ "the current system version does not support sending emails in the application"; UIAlertView * alertView = [[UIAlertView alloc] initWithTitle: @ "prompt" message: feedbackMsg delegate: nil cancelButtonTitle: @ "OK" otherButtonTitles: nil]; [alertView show];} else if (! [MailClass canSendMail]) {feedbackMsg = @ "You have not set an email account"; UIAlertView * alertView = [[using alloc] initWithTitle: @ "message: feedbackMsg delegate: nil cancelButtonTitle: @ "OK" otherButtonTitles: nil]; [alertView show];} else {[self sendFeedBackMail] ;}}// send SMS-(IBAction) noteDelivery :( id) sender {BOOL judge = [MFMessageComposeViewController canSendText]; if (judge) {MFMessageComposeViewController * Picker = [[MFMessageComposeViewController alloc] init]; picker. messageComposeDelegate = self; // recipient picker. recipients = @ [@ "186 ********"]; // content picker. body = @ "nice to meet you! "; [Self presentViewController: picker animated: YES completion: nil];} else {UIAlertView * alertView = [[UIAlertView alloc] initWithTitle: @" prompt "message: @ "the system does not have this function! "Delegate: nil cancelButtonTitle: @" OK "otherButtonTitles: nil]; [alertView show] ;}// use the camera function-(IBAction) useTheCamera :( id) sender {// UIImagePickerControllerCameraDeviceRear rear camera // callback front camera BOOL isCamera = [UIImagePickerController isCameraDeviceAvailable: UIImagePickerControllerCameraDeviceRear]; if (! IsCamera) {NSLog (@ "no camera"); return;} UIImagePickerController * imagePicker = [[UIImagePickerController alloc] init]; imagePicker. sourceType = UIImagePickerControllerSourceTypeCamera; imagePicker. delegate = self; // edit mode imagePicker. allowsEditing = YES; [self presentViewController: imagePicker animated: YES completion: nil];} // use gallery-(IBAction) galleryUse :( id) sender {UIImagePickerController * imagePick Er = [[UIImagePickerController alloc] init]; imagePicker. sourceType = UIImagePickerControllerSourceTypePhotoLibrary; imagePicker. delegate = self; [self presentViewController: imagePicker animated: YES completion: ^ {}] ;}# pragma mark -------------- use the camera photo // select the photo-(void) imagePickerController :( UIImagePickerController *) picker didFinishPickingMediaWithInfo :( NSDictionary *) info {NSLog (@ "% @", I Nfo); UIImageView * imageView = (UIImageView *) [self. view viewWithTag: 101]; // UIImagePickerControllerOriginalImage: original image // UIImage * image = [info objectForKey: UIImagePickerControllerOriginalImage]; imageView. image = image; [picker dismissViewControllerAnimated: YES completion: NULL];} // cancel album-(void) imagePickerControllerDidCancel :( UIImagePickerController *) pi Cker {[picker failed: YES completion: NULL] ;}# pragma mark -------------- send SMS --------------- (void) messageComposeViewController :( timer *) controller didFinishWithResult :( MessageComposeResult) result {NSString * title = @ "email sending reminder"; NSString * msg; switch (result) {case MessageComposeResultCancelled: msg = @ "SMS canceled! "; [Self alertWithTitle: title msg: msg]; break; case MessageComposeResultSent: msg = @" The message is sent successfully! "; [Self alertWithTitle: title msg: msg]; break; case MessageComposeResultFailed: msg = @" SMS sending failed! "; [Self alertWithTitle: title msg: msg]; break;} [self dismissViewControllerAnimated: YES completion: nil];} # pragma mark -------------- send an email ----------------- (void) sendFeedBackMail {// whether to create a mail BOOL judge = [MFMailComposeViewController canSendMail]; if (judge) {// create a mail MFMailComposeViewController * pick = [[MFMailComposeViewController alloc] init]; // Title [pick setSubject: @ "feedback"]; // email address NSArray * address = [N SArray arrayWithObject: @ "Please fill in your mailbox"]; [pick setToRecipients: address]; // content NSString * message = @ "Hello! "; Pick. mailComposeDelegate = self; [pick setMessageBody: message isHTML: NO]; // return [self presentViewController: pick animated: YES completion: NULL];} // proxy-(void) mailComposeController :( MFMailComposeViewController *) controller didFinishWithResult :( MFMailComposeResult) result error :( NSError *) error {NSString * title = @ "email sending reminder"; NSString * msg; switch (result) {case MFMailComposeResultCancelled: msg = @ "mail Cancel! "; [Self alertWithTitle: title msg: msg]; break; case MFMailComposeResultSaved: msg = @" the email is saved successfully! "; [Self alertWithTitle: title msg: msg]; break; case MFMailComposeResultSent: msg = @" the email is sent successfully! "; [Self alertWithTitle: title msg: msg]; break; case MFMailComposeResultFailed: msg = @" email sending failed! "; [Self alertWithTitle: title msg: msg]; break;} [self dismissViewControllerAnimated: YES completion: NULL];}-(void) alertWithTitle :( NSString *) _ title _ msg :( NSString *) msg {UIAlertView * alert = [[UIAlertView alloc] initWithTitle: _ title _ message: msg delegate: nil cancelButtonTitle: @ "good" otherButtonTitles: nil]; [alert show];}