iOS發(fā)送短信功能的實(shí)現(xiàn)代碼

[[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"sms://800888"]];

- (void)showSMSPicker:(id)sender
{
   /**
   您必須檢查當(dāng)前設(shè)備是否可以在嘗試創(chuàng)建一個(gè)MFMessageComposeViewController的實(shí)例之前發(fā)送短信
   。 如果設(shè)備無法發(fā)送短信，
   [[MFMessageComposeViewController alloc] init]將返回nil。 您的應(yīng)用程式用一個(gè)空視圖控制器調(diào)用
   -presentViewController時(shí)會(huì)導(dǎo)致崩潰。
   **/
  if ([MFMessageComposeViewController canSendText])
    // The device can send email.
  {
    [self displaySMSComposerSheet];
  }
  else
    // The device can not send email.
  {
    self.feedbackMsg.hidden = NO;
    self.feedbackMsg.text = @"Device not configured to send SMS.";
  }
}

- (void)displaySMSComposerSheet
{
  MFMessageComposeViewController *picker = [[MFMessageComposeViewController alloc] init];
  picker.messageComposeDelegate = self;
  
  //您可以指定一個(gè)或多個(gè)預(yù)配置的收件人。 用戶有從消息編輯器視圖中刪除或添加收件人的選項(xiàng)控制器
  //您可以指定將出現(xiàn)在消息編輯器視圖控制器中的初始消息文本。
  
  picker.recipients = @[@"Phone number here"];//發(fā)短信的手機(jī)號(hào)碼的數(shù)組，數(shù)組中是一個(gè)即單發(fā),多個(gè)即群發(fā)。
  picker.body    = @"Hello from California!"; //短信主體內(nèi)容
  
  [self presentViewController:picker animated:YES completion:NULL];
}

- (void)viewDidLoad {
  [super viewDidLoad];
  // Do any additional setup after loading the view, typically from a nib.
  
  UIButton * button = [[UIButton alloc]initWithFrame:CGRectMake(140, 100, 100, 100)];
  button.backgroundColor = [UIColor blackColor];
  [button setTitle:@"發(fā)送短信" forState:UIControlStateNormal];
  [button setTitleColor:[UIColor whiteColor] forState:UIControlStateNormal];
  [button addTarget:self action:@selector(showSMSPicker:) forControlEvents:UIControlEventTouchUpInside];
  [self.view addSubview:button];
  
  UILabel * feedbackMsg = [[UILabel alloc]initWithFrame:CGRectMake(10, 300, self.view.frame.size.width -20, 30)];
  feedbackMsg.textAlignment = NSTextAlignmentCenter;
  [self.view addSubview:feedbackMsg];
  self.feedbackMsg = feedbackMsg;
}

// -------------------------------------------------------------------------------
// messageComposeViewController:didFinishWithResult:
// Dismisses the message composition interface when users tap Cancel or Send.
// Proceeds to update the feedback message field with the result of the
// operation.
// 當(dāng)用戶點(diǎn)擊取消或發(fā)送時(shí)，關(guān)閉消息組合界面。
// 收到更新反饋消息字段的結(jié)果操作。
// -------------------------------------------------------------------------------
- (void)messageComposeViewController:(MFMessageComposeViewController *)controller 
       didFinishWithResult:(MessageComposeResult)result
{
  self.feedbackMsg.hidden = NO;
  // Notifies users about errors associated with the interface
  // 通知用戶與界面相關(guān)的錯(cuò)誤
  switch (result)
  {
    case MessageComposeResultCancelled: //取消
      self.feedbackMsg.text = @"Result: SMS sending canceled";
      break;
    case MessageComposeResultSent: //發(fā)送
      self.feedbackMsg.text = @"Result: SMS sent";
      break;
    case MessageComposeResultFailed: //失敗
      self.feedbackMsg.text = @"Result: SMS sending failed";
      break;
    default: //默認(rèn)
      self.feedbackMsg.text = @"Result: SMS not sent";
      break;
  }
  
  [self dismissViewControllerAnimated:YES completion:NULL];
}