Swift短信分享

功能：用于短信分享内容

    //MARK: 短信    // 调用方法    func sendMessage() {       if (self.canSendText()) {            self.presentViewController(self.configuredMessageComposeViewController(), animated: true, completion: nil)       } else {            MPAlertView.showAlertView("当前设备不支持短信功能")       }    }    // 是否能发送短信    func canSendText() -> Bool {        return MFMessageComposeViewController.canSendText()    }    func configuredMessageComposeViewController() -> MFMessageComposeViewController {        let messageComposeVC = MFMessageComposeViewController()        messageComposeVC.messageComposeDelegate = self // 设置代理，遵循代理方法        let inviteCode = NSUserDefaults.standardUserDefaults().stringForKey(kInviteCode)        messageComposeVC.body = "短信内容"        return messageComposeVC    }    //MARK: MFMessageComposeViewControllerDelegate    func messageComposeViewController(controller: MFMessageComposeViewController!, didFinishWithResult result: MessageComposeResult) {        switch result.value {        case 0:            MPAlertView.showAlertView("取消发送")            self.dismissViewControllerAnimated(true, completion: nil)        case 1:            MPAlertView.showAlertView("发送失败")            self.dismissViewControllerAnimated(true, completion: nil)        case 2:            MPAlertView.showAlertView("发送成功")            self.dismissViewControllerAnimated(true, completion: nil)        default:            controller.dismissViewControllerAnimated(true, completion: nil)        }        self.dismissViewControllerAnimated(true, completion: nil)    }