简介
我们可以使用IOS设备中的电子邮件应用程序发送电子邮件。
实例步骤
1、创建一个简单的View based application
2、选择项目文件,然后选择目标,然后添加MessageUI.framework
3、在Viewcontroller.xib中添加一个按钮,创建用于发送电子邮件的操作(action)
4、更新ViewController.h,如下所示
#import <UIKit/UIKit.h> #import <MessageUI/MessageUI.h> @interface ViewController : UIViewController<MFMailComposeViewControllerDelegate> { MFMailComposeViewController *mailComposer; } -(IBAction)sendMail:(id)sender; @end
5、如下所示,更新ViewController.m
#import "ViewController.h" @interface ViewController () @end @implementation ViewController - (void)viewDidLoad { [super viewDidLoad]; } - (void)didReceiveMemoryWarning { [super didReceiveMemoryWarning]; // Dispose of any resources that can be recreated. } -(void)sendMail:(id)sender{ mailComposer = [[MFMailComposeViewController alloc]init]; mailComposer.mailComposeDelegate = self; [mailComposer setSubject:@"Test mail"]; [mailComposer setMessageBody:@"Testing message for the test mail" isHTML:NO]; [self presentModalViewController:mailComposer animated:YES]; } #pragma mark - mail compose delegate -(void)mailComposeController:(MFMailComposeViewController *)controller didFinishWithResult:(MFMailComposeResult)result error:(NSError *)error{ if (result) { NSLog(@"Result : %d",result); } if (error) { NSLog(@"Error : %@",error); } [self dismissModalViewControllerAnimated:YES]; } @end
输出
当运行该应用程序,会看如下的输出结果
当点击"send email"发送按钮后,可以看到如下结果:
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