gistfile1.txt

// NOTE: This is all inherited code and I'd like to change as little as possible right now

// Parent class info
@interface OptionViewController : UITableViewController

// This is called when the right bar button is touched
- (void)nextStep
{
    OptionPage* nextStep = [self nextOptionPage];
    AppDelegate* appDelegate = (AppDelegate*)[[UIApplication sharedApplication] delegate];
    

    [Order currentOrder].needsSave = YES;
        
    UIViewController* nextController = [[appDelegate newOptionViewControllerForPage:nextStep] initWithOptionPages:self.optionPages onStep:(self.step + 1) withCustoms:self.customs  forProduct:self.product forEdit:self.editing];
    [self.navigationController pushViewController:nextController animated:YES];
}

// This class
@interface MeasurementOptionViewController : OptionViewController <UITextFieldDelegate>

//init
- (id)initWithOptionPages:(NSArray*)pages onStep:(int)step withCustoms:customs forProduct:product forEdit:(BOOL)editing {
    if (self = [super initWithOptionPages:pages onStep:step withCustoms:customs forProduct:product forEdit:editing]) {
        // Disable scrolling, since these screens have one entry and scrolling introduces a bug
        self.tableView.scrollEnabled = NO;
        
        self.title = self.page.title;
        
        OptionChoice* choice = [self currentPageOptionChoice];
        self.isCompleted = (choice.choiceMade != nil) && [choice.choiceMade doubleValue] > 0;
        
        
        static NSString *CellIdentifier = @"Cell";
        
        self.cell = [self.tableView dequeueReusableCellWithIdentifier:CellIdentifier];
        if (self.cell == nil) {
            self.cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier];
            self.cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;
        }
        
        // Configure the cell.
        CGRect fieldFrame = CGRectMake(0, 0, self.cell.frame.size.width - 20, 44);
        
        self.field = [[UITextField alloc] initWithFrame:fieldFrame];
        self.field.backgroundColor = [UIColor colorWithHue:0 saturation:1 brightness:0.3 alpha:0.03];
        self.field.font = [UIFont boldSystemFontOfSize:36];
        self.field.textAlignment = UITextAlignmentCenter;
        self.field.keyboardType = UIKeyboardTypeNumberPad;
        [self.field becomeFirstResponder];
        [self.field setDelegate:self]; // For formatting
        [self.field addTarget:self action:@selector(textFieldDidChange:) forControlEvents:UIControlEventEditingChanged];
        
        self.cell.accessoryView = self.field;
        
        self.field.text = [self currentPageOptionChoice].choiceMade;
    }
    
    return self;
}

// ....
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    return self.cell;
}