Dismiss the keyboard when the user clicks Search while using UISearchBar

gistfile1.m

- (void)viewDidLoad {
{
    UIView * subView;
    NSArray * subViews = [mySearchBar subviews];
    
    // loop through search bar pieces to get to the text field so you can 
    // set the delegate and then resign first responder on it
    for(subView in subViews)
    {
        if( [subView isKindOfClass:[UITextField class]] )
        {
            [(UITextField*)subView setDelegate:self];
        }
    }
}
 
#pragma mark UITextFieldDelegate delegate method
 
// this helps dismiss the keyboard when the "return" key is clicked
- (BOOL)textFieldShouldReturn:(UITextField *)txtField
{
	[txtField resignFirstResponder];
	return YES;
}