UITabBarController and UIActionSheet – 65% less hit point!

Rune Madsen — Thu, 01 Apr 2010 16:05:33 +0000

Ever noticed an app where the UIActionSheet’s bottom button doesn’t want to respond to your taps, unless you hit exactly in the top of the button? If you have a UITabBarController and want to display a UIActionSheet, you have to be careful with what view you show the UIActionSheet in.

If a UIActionSheet is shown in “self” or “self.view” and you got a UITabBarController behind it less than half of the last button will respond to taps:

UIActionSheet *actionSheet = [[UIActionSheet alloc] initWithTitle:@"UIActionSheet Title" delegate:nil cancelButtonTitle:@"Cancel" destructiveButtonTitle:nil otherButtonTitles:@"Option 1", @"Option 2", nil];

actionSheet.actionSheetStyle = UIActionSheetStyleBlackTranslucent;

[actionSheet showInView:self];

[actionSheet release];

Here’s how much of the button will actually respond to taps:

Here’s what you need to do to fix it:

[actionSheet showInView:[[[UIApplication sharedApplication] windows] objectAtIndex:0]];

And what it does:

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UITabBarController and UIActionSheet – 65% less hit point!