, , , UIButtons, . , , subview UIActionSheet, , . , , , . ( ) UIDatePicker UIActionSheet. xib UIView.
UIDatePicker *pickerView = [[UIDatePicker alloc] init];
pickerView.datePickerMode = UIDatePickerModeDate;
[myUIActionSheet addSubview:pickerView];
[myUIActionSheet showInView:self.view];
[myUIActionSheet setBounds:CGRectMake(0,0,320, myUIActionSheet.bounds.size.height + pickerView.bounds.size.height)];
CGRect pickerRect = pickerView.bounds;
pickerRect.origin.y = - pickerView.bounds.size.height;
pickerView.bounds = pickerRect;
[pickerView release];
[myUIActionSheet release];
EDIT: subview xib, UIView xib UIView , . .

. - [myUIActionSheet.dismissWithClickedButtonIndex:0 animated:YES]; , , , , IIRC.