MessageUI(发送短信)

1 相关API

1.1 Determining If Message Composition Is Available

/// 能否发短信
///
/// - returns: Bool
public class func canSendText() -> Bool

/// 能否发主题
///
/// - returns: Bool
@available(iOS 7.0, *)
public class func canSendSubject() -> Bool

/// 能否发附件
///
/// - returns: Bool
@available(iOS 7.0, *)
public class func canSendAttachments() -> Bool

/// 附件的UTI支持
///
/// - parameter uti :  See [Uniform Type Identifiers Reference](https://developer.apple.com/library/ios/documentation/Miscellaneous/Reference/UTIRef/Introduction/Introduction.html)
///
/// - returns: Bool
@available(iOS 7.0, *)
public class func isSupportedAttachmentUTI(uti: String) -> Bool

1.2 Accessing the Delegate

/// 监听发送结果
unowned(unsafe) public var messageComposeDelegate: MFMessageComposeViewControllerDelegate?

1.3 Setting the Initial Message Information

/// 取消添加附件的按钮
@available(iOS 7.0, *)
public func disableUserAttachments()

/// 收件人
public var recipients: [String]?
/// 内容
public var body: String?
/// 主题
public var subject: String?
/// 所有附件
public var attachments: [[NSObject : AnyObject]]? { get }

/// 添加url类型的附件
@available(iOS 7.0, *)
public func addAttachmentURL(attachmentURL: NSURL, withAlternateFilename alternateFilename: String?) -> Bool

/// 添加NSData数据的附件
@available(iOS 7.0, *)
public func addAttachmentData(attachmentData: NSData, typeIdentifier uti: String, filename: String) -> Bool

2 实战演练

2.1 源代码

//
//  ViewController.swift
//  Message
//
//  CSDN:http://blog.csdn.net/y550918116j
//  GitHub:https://github.com/937447974/Blog
//
//  Created by yangjun on 16/1/11.
//  Copyright © 2016年 阳君. All rights reserved.
//

import UIKit
import MessageUI

class ViewController: UIViewController,  MFMailComposeViewControllerDelegate, MFMessageComposeViewControllerDelegate {

override func viewDidLoad() {
super.viewDidLoad()
// Do any additional setup after loading the view, typically from a nib.
}

override func didReceiveMemoryWarning() {
super.didReceiveMemoryWarning()
// Dispose of any resources that can be recreated.
}

// MARK: compose message
@IBAction func composeMessage(sender: AnyObject) {
guard MFMessageComposeViewController.canSendText() else {
print("不能发送短信")
return
}
let messageVC = MFMessageComposeViewController()
messageVC.messageComposeDelegate = self // 代理
messageVC.recipients = ["18511056826"] // 收件人
messageVC.body = "短信内容" // 内容
// 发送主题
if MFMessageComposeViewController.canSendSubject() {
messageVC.subject = "阳君"
}
// 发送附件
if MFMessageComposeViewController.canSendAttachments() {
// 路径添加
if let path = NSBundle.mainBundle().pathForResource("Info", ofType: "plist") {
messageVC.addAttachmentURL(NSURL(fileURLWithPath: path), withAlternateFilename: "Info.plist")
}
// NSData添加
if MFMessageComposeViewController.isSupportedAttachmentUTI("public.png") {
if let image = UIImage(named: "qq") {
if let data = UIImagePNGRepresentation(image) {
// 添加文件
messageVC.addAttachmentData(data, typeIdentifier: "public.png", filename: "qq.png")
}
}
}
print(messageVC.attachments) // 所有附件
}
// messageVC.disableUserAttachments() // 禁用添加附件按钮
self.presentViewController(messageVC, animated: true, completion: nil)
}

// MARK: - MFMessageComposeViewControllerDelegate
func messageComposeViewController(controller: MFMessageComposeViewController, didFinishWithResult result: MessageComposeResult) {
// 关闭MFMessageComposeViewController
controller.dismissViewControllerAnimated(true, completion: nil)
switch result { // 发送状态
case MessageComposeResultCancelled:
print("Result: Mail sending cancelled") // 取消发送
case MessageComposeResultSent: // 发送成功
print("Result: Mail sent")
case MessageComposeResultFailed: // 发送失败
print("Result: Message sending failed")
default:// 其他
print("Result: Message not sent")
}
}

}

2.2 效果图

Appendix

Sample Code

Related Documentation

Revision History

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