在IOS开发中，有时候我们会需要用到邮件发送的功能。比如，接收用户反馈和程序崩溃通知等等，这个功能是很常用的。在苹果系统中，如果彼此的手机都是iOS设备，并且开通了iMessage功能，那么彼此之间的短信是走网络通道，而不走运营商的通道，短信也顺便写写喽。
还是老规矩，直接上代码。
//
// ViewController.m
// Demo-testEmail
//
// Created by yyt on 16/5/16.
// Copyright © 2016年 yyt. All rights reserved.
//
#import "ViewController.h"
#import <MessageUI/MessageUI.h>
@interface ViewController ()<UIActionSheetDelegate,MFMailComposeViewControllerDelegate,MFMessageComposeViewControllerDelegate>
@end
@implementation ViewController
- (void)viewDidLoad {
[super viewDidLoad];
UIButton *button = [UIButton buttonWithType:UIButtonTypeSystem];
button.frame = CGRectMake(self.view.bounds.size.width/2 - 30, 200, 60, 40);
button.backgroundColor = [UIColor orangeColor];
[button setTitle:@"分享" forState:UIControlStateNormal];
[button addTarget:self action:@selector(clickButton) forControlEvents:UIControlEventTouchUpInside];
[self.view addSubview:button];
}
- (void)clickButton {
UIActionSheet *actionSheet=[[UIActionSheet alloc]initWithTitle:@"分享" delegate:self cancelButtonTitle:@"Cancel" destructiveButtonTitle:nil otherButtonTitles:@"Email",@"Message", nil];
[actionSheet showInView:self.view];
}
- (void)actionSheet:(UIActionSheet *)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex {
if(buttonIndex==1){
if ([MFMessageComposeViewController canSendText]) {
[self sendSMS:@"I‘m using iHeper,it is great!" recipientList:nil];
} else {
UIAlertView *alert=[[UIAlertView alloc]initWithTitle:nil message:@"系统短信不可用！" delegate:nil cancelButtonTitle:@"OK" otherButtonTitles: nil];
[alert show];
}
}else if(buttonIndex==0){
if ([MFMailComposeViewController canSendMail]) { // 用户已设置邮件账户
[self sendEmailAction]; // 调用发送邮件的代码
} else {
UIAlertView *alert=[[UIAlertView alloc]initWithTitle:nil message:@"系统邮箱未设置账号！" delegate:nil cancelButtonTitle:@"OK" otherButtonTitles: nil];
[alert show];
}
}
}
- (void)sendEmailAction {
MFMailComposeViewController *mc = [[MFMailComposeViewController alloc] init];
mc.mailComposeDelegate = self;
[mc setSubject:@"Hi!"];
[mc setMessageBody:@"I‘m using iHeper,it is great!" isHTML:NO];
[self presentViewController:mc animated:YES completion:nil];
}
//调用sendSMS函数，发送内容，收件人列表
- (void)sendSMS:(NSString *)bodyOfMessage recipientList:(NSArray *)recipients {
MFMessageComposeViewController *controller = [[MFMessageComposeViewController alloc] init];
if([MFMessageComposeViewController canSendText])
{
controller.body = bodyOfMessage;
controller.recipients = recipients;
controller.messageComposeDelegate = self;
[self presentViewController:controller animated:YES completion:nil];
}
}
// 处理发送完的响应结果
- (void)messageComposeViewController:(MFMessageComposeViewController *)controller didFinishWithResult:(MessageComposeResult)result {
[self dismissViewControllerAnimated:YES completion:nil];
if (result == MessageComposeResultCancelled)
NSLog(@"Message cancelled");
else if (result == MessageComposeResultSent)
NSLog(@"Message sent");
else
NSLog(@"Message failed") ;
}
- (void)mailComposeController:(MFMailComposeViewController*)controller didFinishWithResult:(MFMailComposeResult)result error:(NSError*)error {
switch (result)
{
case MFMailComposeResultCancelled:
NSLog(@"Mail send canceled...");
break;
case MFMailComposeResultSaved:
NSLog(@"Mail saved...");
break;
case MFMailComposeResultSent:
NSLog(@"Mail sent...");
break;
case MFMailComposeResultFailed:
NSLog(@"Mail send errored: %@...", [error localizedDescription]);
break;
default:
break;
}
[self dismissViewControllerAnimated:YES completion:nil];
}
@end