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我很新,实现委托方法。我正在实施短信应用程序。我可以打开sms委托方法,并看到TO和发送选项,但是当我尝试回到主目录时,它不起作用,我的代码如下,请帮助我。取消按钮不适用于iPhone的短信集成
- (void)messageComposeViewController:(MFMessageComposeViewController *)controller didFinishWithResult:(MessageComposeResult)result {
message.hidden = NO;
switch (result)
{
case MessageComposeResultCancelled:
message.text = @"Result: canceled";
NSLog(@"Result: canceled");
break;
case MessageComposeResultSent:
message.text = @"Result: sent";
NSLog(@"Result: sent");
break;
case MessageComposeResultFailed:
message.text = @"Result: failed";
NSLog(@"Result: failed");
break;
default:
message.text = @"Result: not sent";
NSLog(@"Result: not sent");
break;
}
[self dismissModalViewControllerAnimated:YES];
}
您正在设置委托,但不是messageComposeDelegate。尝试用`picker.messageComposeDelegate = self;`替换picker.delegate = self;` – 2011-01-10 19:30:27