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[英]When will MFMessageComposeViewControllerDelegate return MessageComposeResultFailed?
[英]MessageComposeResultFailed When this case fire below code
對於這些下面的代碼,我不理解MessageComposeResultFailed的情況。 當這些情況發生時
- (void)messageComposeViewController:(MFMessageComposeViewController *)controller didFinishWithResult:(MessageComposeResult) result
{
switch (result)
{
case MessageComposeResultCancelled:
break;
case MessageComposeResultFailed:
{
UIAlertView *warningAlert = [[UIAlertView alloc] initWithTitle:@"Error" message:@"Failed to send SMS!" delegate:nil cancelButtonTitle:@"OK" otherButtonTitles:nil];
[warningAlert show];
break;
}
case MessageComposeResultSent:
break;
default:
break;
}
[self dismissViewControllerAnimated:YES completion:nil];
}
當用戶嘗試保存或發送消息失敗時,將觸發MessageComposeResultFailed
。 您可以參考文檔以獲取更多詳細信息。 https://developer.apple.com/library/prerelease/ios/documentation/MessageUI/Reference/MFMessageComposeViewController_class/index.html#//apple_ref/c/tdef/MessageComposeResult
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